diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,dpi.txt b/Documentation/devicetree/bindings/display/mediatek/mediatek,dpi.txt index 58914cf681b8..77def4456706 100644 --- a/Documentation/devicetree/bindings/display/mediatek/mediatek,dpi.txt +++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,dpi.txt @@ -17,6 +17,9 @@ Required properties: Documentation/devicetree/bindings/graph.txt. This port should be connected to the input port of an attached HDMI or LVDS encoder chip.
+Optional properties: +- pinctrl-names: Contain "default" and "sleep". + Example:
dpi0: dpi@1401d000 { @@ -27,6 +30,9 @@ dpi0: dpi@1401d000 { <&mmsys CLK_MM_DPI_ENGINE>, <&apmixedsys CLK_APMIXED_TVDPLL>; clock-names = "pixel", "engine", "pll"; + pinctrl-names = "default", "sleep"; + pinctrl-0 = <&dpi_pin_func>; + pinctrl-1 = <&dpi_pin_idle>;
port { dpi0_out: endpoint { diff --git a/Documentation/virt/kvm/api.rst b/Documentation/virt/kvm/api.rst index efbbe570aa9b..750d005a75bc 100644 --- a/Documentation/virt/kvm/api.rst +++ b/Documentation/virt/kvm/api.rst @@ -5067,9 +5067,11 @@ EOI was received. #define KVM_EXIT_HYPERV_SYNIC 1 #define KVM_EXIT_HYPERV_HCALL 2 __u32 type; + __u32 pad1; union { struct { __u32 msr; + __u32 pad2; __u64 control; __u64 evt_page; __u64 msg_page; diff --git a/Makefile b/Makefile index 64da771d4ac5..c48d489f82bc 100644 --- a/Makefile +++ b/Makefile @@ -1,7 +1,7 @@ # SPDX-License-Identifier: GPL-2.0 VERSION = 5 PATCHLEVEL = 7 -SUBLEVEL = 4 +SUBLEVEL = 5 EXTRAVERSION = NAME = Kleptomaniac Octopus
@@ -608,12 +608,8 @@ KBUILD_MODULES := KBUILD_BUILTIN := 1
# If we have only "make modules", don't compile built-in objects. -# When we're building modules with modversions, we need to consider -# the built-in objects during the descend as well, in order to -# make sure the checksums are up to date before we record them. - ifeq ($(MAKECMDGOALS),modules) - KBUILD_BUILTIN := $(if $(CONFIG_MODVERSIONS),1) + KBUILD_BUILTIN := endif
# If we have "make <whatever> modules", compile modules @@ -1315,6 +1311,13 @@ ifdef CONFIG_MODULES
all: modules
+# When we're building modules with modversions, we need to consider +# the built-in objects during the descend as well, in order to +# make sure the checksums are up to date before we record them. +ifdef CONFIG_MODVERSIONS + KBUILD_BUILTIN := 1 +endif + # Build modules # # A module can be listed more than once in obj-m resulting in diff --git a/arch/alpha/include/asm/io.h b/arch/alpha/include/asm/io.h index d1ed5a8133c5..e6225cf40de5 100644 --- a/arch/alpha/include/asm/io.h +++ b/arch/alpha/include/asm/io.h @@ -310,14 +310,18 @@ static inline int __is_mmio(const volatile void __iomem *addr) #if IO_CONCAT(__IO_PREFIX,trivial_io_bw) extern inline unsigned int ioread8(void __iomem *addr) { - unsigned int ret = IO_CONCAT(__IO_PREFIX,ioread8)(addr); + unsigned int ret; + mb(); + ret = IO_CONCAT(__IO_PREFIX,ioread8)(addr); mb(); return ret; }
extern inline unsigned int ioread16(void __iomem *addr) { - unsigned int ret = IO_CONCAT(__IO_PREFIX,ioread16)(addr); + unsigned int ret; + mb(); + ret = IO_CONCAT(__IO_PREFIX,ioread16)(addr); mb(); return ret; } @@ -358,7 +362,9 @@ extern inline void outw(u16 b, unsigned long port) #if IO_CONCAT(__IO_PREFIX,trivial_io_lq) extern inline unsigned int ioread32(void __iomem *addr) { - unsigned int ret = IO_CONCAT(__IO_PREFIX,ioread32)(addr); + unsigned int ret; + mb(); + ret = IO_CONCAT(__IO_PREFIX,ioread32)(addr); mb(); return ret; } @@ -403,14 +409,18 @@ extern inline void __raw_writew(u16 b, volatile void __iomem *addr)
extern inline u8 readb(const volatile void __iomem *addr) { - u8 ret = __raw_readb(addr); + u8 ret; + mb(); + ret = __raw_readb(addr); mb(); return ret; }
extern inline u16 readw(const volatile void __iomem *addr) { - u16 ret = __raw_readw(addr); + u16 ret; + mb(); + ret = __raw_readw(addr); mb(); return ret; } @@ -451,14 +461,18 @@ extern inline void __raw_writeq(u64 b, volatile void __iomem *addr)
extern inline u32 readl(const volatile void __iomem *addr) { - u32 ret = __raw_readl(addr); + u32 ret; + mb(); + ret = __raw_readl(addr); mb(); return ret; }
extern inline u64 readq(const volatile void __iomem *addr) { - u64 ret = __raw_readq(addr); + u64 ret; + mb(); + ret = __raw_readq(addr); mb(); return ret; } @@ -487,14 +501,44 @@ extern inline void writeq(u64 b, volatile void __iomem *addr) #define outb_p outb #define outw_p outw #define outl_p outl -#define readb_relaxed(addr) __raw_readb(addr) -#define readw_relaxed(addr) __raw_readw(addr) -#define readl_relaxed(addr) __raw_readl(addr) -#define readq_relaxed(addr) __raw_readq(addr) -#define writeb_relaxed(b, addr) __raw_writeb(b, addr) -#define writew_relaxed(b, addr) __raw_writew(b, addr) -#define writel_relaxed(b, addr) __raw_writel(b, addr) -#define writeq_relaxed(b, addr) __raw_writeq(b, addr) + +extern u8 readb_relaxed(const volatile void __iomem *addr); +extern u16 readw_relaxed(const volatile void __iomem *addr); +extern u32 readl_relaxed(const volatile void __iomem *addr); +extern u64 readq_relaxed(const volatile void __iomem *addr); + +#if IO_CONCAT(__IO_PREFIX,trivial_io_bw) +extern inline u8 readb_relaxed(const volatile void __iomem *addr) +{ + mb(); + return __raw_readb(addr); +} + +extern inline u16 readw_relaxed(const volatile void __iomem *addr) +{ + mb(); + return __raw_readw(addr); +} +#endif + +#if IO_CONCAT(__IO_PREFIX,trivial_io_lq) +extern inline u32 readl_relaxed(const volatile void __iomem *addr) +{ + mb(); + return __raw_readl(addr); +} + +extern inline u64 readq_relaxed(const volatile void __iomem *addr) +{ + mb(); + return __raw_readq(addr); +} +#endif + +#define writeb_relaxed writeb +#define writew_relaxed writew +#define writel_relaxed writel +#define writeq_relaxed writeq
/* * String version of IO memory access ops: diff --git a/arch/alpha/kernel/io.c b/arch/alpha/kernel/io.c index c025a3e5e357..938de13adfbf 100644 --- a/arch/alpha/kernel/io.c +++ b/arch/alpha/kernel/io.c @@ -16,21 +16,27 @@ unsigned int ioread8(void __iomem *addr) { - unsigned int ret = IO_CONCAT(__IO_PREFIX,ioread8)(addr); + unsigned int ret; + mb(); + ret = IO_CONCAT(__IO_PREFIX,ioread8)(addr); mb(); return ret; }
unsigned int ioread16(void __iomem *addr) { - unsigned int ret = IO_CONCAT(__IO_PREFIX,ioread16)(addr); + unsigned int ret; + mb(); + ret = IO_CONCAT(__IO_PREFIX,ioread16)(addr); mb(); return ret; }
unsigned int ioread32(void __iomem *addr) { - unsigned int ret = IO_CONCAT(__IO_PREFIX,ioread32)(addr); + unsigned int ret; + mb(); + ret = IO_CONCAT(__IO_PREFIX,ioread32)(addr); mb(); return ret; } @@ -148,28 +154,36 @@ EXPORT_SYMBOL(__raw_writeq);
u8 readb(const volatile void __iomem *addr) { - u8 ret = __raw_readb(addr); + u8 ret; + mb(); + ret = __raw_readb(addr); mb(); return ret; }
u16 readw(const volatile void __iomem *addr) { - u16 ret = __raw_readw(addr); + u16 ret; + mb(); + ret = __raw_readw(addr); mb(); return ret; }
u32 readl(const volatile void __iomem *addr) { - u32 ret = __raw_readl(addr); + u32 ret; + mb(); + ret = __raw_readl(addr); mb(); return ret; }
u64 readq(const volatile void __iomem *addr) { - u64 ret = __raw_readq(addr); + u64 ret; + mb(); + ret = __raw_readq(addr); mb(); return ret; } @@ -207,6 +221,38 @@ EXPORT_SYMBOL(writew); EXPORT_SYMBOL(writel); EXPORT_SYMBOL(writeq);
+/* + * The _relaxed functions must be ordered w.r.t. each other, but they don't + * have to be ordered w.r.t. other memory accesses. + */ +u8 readb_relaxed(const volatile void __iomem *addr) +{ + mb(); + return __raw_readb(addr); +} + +u16 readw_relaxed(const volatile void __iomem *addr) +{ + mb(); + return __raw_readw(addr); +} + +u32 readl_relaxed(const volatile void __iomem *addr) +{ + mb(); + return __raw_readl(addr); +} + +u64 readq_relaxed(const volatile void __iomem *addr) +{ + mb(); + return __raw_readq(addr); +} + +EXPORT_SYMBOL(readb_relaxed); +EXPORT_SYMBOL(readw_relaxed); +EXPORT_SYMBOL(readl_relaxed); +EXPORT_SYMBOL(readq_relaxed);
/* * Read COUNT 8-bit bytes from port PORT into memory starting at SRC. diff --git a/arch/arm/boot/compressed/.gitignore b/arch/arm/boot/compressed/.gitignore index db05c6ef3e31..60606b0f378d 100644 --- a/arch/arm/boot/compressed/.gitignore +++ b/arch/arm/boot/compressed/.gitignore @@ -7,12 +7,3 @@ hyp-stub.S piggy_data vmlinux vmlinux.lds - -# borrowed libfdt files -fdt.c -fdt.h -fdt_ro.c -fdt_rw.c -fdt_wip.c -libfdt.h -libfdt_internal.h diff --git a/arch/arm/boot/compressed/Makefile b/arch/arm/boot/compressed/Makefile index 9c11e7490292..00602a6fba04 100644 --- a/arch/arm/boot/compressed/Makefile +++ b/arch/arm/boot/compressed/Makefile @@ -76,29 +76,30 @@ compress-$(CONFIG_KERNEL_LZMA) = lzma compress-$(CONFIG_KERNEL_XZ) = xzkern compress-$(CONFIG_KERNEL_LZ4) = lz4
-# Borrowed libfdt files for the ATAG compatibility mode - -libfdt := fdt_rw.c fdt_ro.c fdt_wip.c fdt.c -libfdt_hdrs := fdt.h libfdt.h libfdt_internal.h - -libfdt_objs := $(addsuffix .o, $(basename $(libfdt))) - -$(addprefix $(obj)/,$(libfdt) $(libfdt_hdrs)): $(obj)/%: $(srctree)/scripts/dtc/libfdt/% - $(call cmd,shipped) - -$(addprefix $(obj)/,$(libfdt_objs) atags_to_fdt.o): \ - $(addprefix $(obj)/,$(libfdt_hdrs)) +libfdt_objs := fdt_rw.o fdt_ro.o fdt_wip.o fdt.o
ifeq ($(CONFIG_ARM_ATAG_DTB_COMPAT),y) OBJS += $(libfdt_objs) atags_to_fdt.o endif
+# -fstack-protector-strong triggers protection checks in this code, +# but it is being used too early to link to meaningful stack_chk logic. +nossp-flags-$(CONFIG_CC_HAS_STACKPROTECTOR_NONE) := -fno-stack-protector +$(foreach o, $(libfdt_objs) atags_to_fdt.o, \ + $(eval CFLAGS_$(o) := -I $(srctree)/scripts/dtc/libfdt $(nossp-flags-y))) + +# These were previously generated C files. When you are building the kernel +# with O=, make sure to remove the stale files in the output tree. Otherwise, +# the build system wrongly compiles the stale ones. +ifdef building_out_of_srctree +$(shell rm -f $(addprefix $(obj)/, fdt_rw.c fdt_ro.c fdt_wip.c fdt.c)) +endif + targets := vmlinux vmlinux.lds piggy_data piggy.o \ lib1funcs.o ashldi3.o bswapsdi2.o \ head.o $(OBJS)
-clean-files += piggy_data lib1funcs.S ashldi3.S bswapsdi2.S \ - $(libfdt) $(libfdt_hdrs) hyp-stub.S +clean-files += piggy_data lib1funcs.S ashldi3.S bswapsdi2.S hyp-stub.S
KBUILD_CFLAGS += -DDISABLE_BRANCH_PROFILING
@@ -107,15 +108,6 @@ ORIG_CFLAGS := $(KBUILD_CFLAGS) KBUILD_CFLAGS = $(subst -pg, , $(ORIG_CFLAGS)) endif
-# -fstack-protector-strong triggers protection checks in this code, -# but it is being used too early to link to meaningful stack_chk logic. -nossp-flags-$(CONFIG_CC_HAS_STACKPROTECTOR_NONE) := -fno-stack-protector -CFLAGS_atags_to_fdt.o := $(nossp-flags-y) -CFLAGS_fdt.o := $(nossp-flags-y) -CFLAGS_fdt_ro.o := $(nossp-flags-y) -CFLAGS_fdt_rw.o := $(nossp-flags-y) -CFLAGS_fdt_wip.o := $(nossp-flags-y) - ccflags-y := -fpic $(call cc-option,-mno-single-pic-base,) -fno-builtin \ -I$(obj) $(DISABLE_ARM_SSP_PER_TASK_PLUGIN) asflags-y := -DZIMAGE diff --git a/arch/arm/boot/compressed/atags_to_fdt.c b/arch/arm/boot/compressed/atags_to_fdt.c index 64c49747f8a3..8452753efebe 100644 --- a/arch/arm/boot/compressed/atags_to_fdt.c +++ b/arch/arm/boot/compressed/atags_to_fdt.c @@ -1,4 +1,5 @@ // SPDX-License-Identifier: GPL-2.0 +#include <linux/libfdt_env.h> #include <asm/setup.h> #include <libfdt.h>
diff --git a/arch/arm/boot/compressed/fdt.c b/arch/arm/boot/compressed/fdt.c new file mode 100644 index 000000000000..f8ea7a201ab1 --- /dev/null +++ b/arch/arm/boot/compressed/fdt.c @@ -0,0 +1,2 @@ +// SPDX-License-Identifier: GPL-2.0-only +#include "../../../../lib/fdt.c" diff --git a/arch/arm/boot/compressed/fdt_ro.c b/arch/arm/boot/compressed/fdt_ro.c new file mode 100644 index 000000000000..93970a4ad5ae --- /dev/null +++ b/arch/arm/boot/compressed/fdt_ro.c @@ -0,0 +1,2 @@ +// SPDX-License-Identifier: GPL-2.0-only +#include "../../../../lib/fdt_ro.c" diff --git a/arch/arm/boot/compressed/fdt_rw.c b/arch/arm/boot/compressed/fdt_rw.c new file mode 100644 index 000000000000..f7c6b8b7e01c --- /dev/null +++ b/arch/arm/boot/compressed/fdt_rw.c @@ -0,0 +1,2 @@ +// SPDX-License-Identifier: GPL-2.0-only +#include "../../../../lib/fdt_rw.c" diff --git a/arch/arm/boot/compressed/fdt_wip.c b/arch/arm/boot/compressed/fdt_wip.c new file mode 100644 index 000000000000..048d2c7a088d --- /dev/null +++ b/arch/arm/boot/compressed/fdt_wip.c @@ -0,0 +1,2 @@ +// SPDX-License-Identifier: GPL-2.0-only +#include "../../../../lib/fdt_wip.c" diff --git a/arch/arm/boot/compressed/libfdt_env.h b/arch/arm/boot/compressed/libfdt_env.h deleted file mode 100644 index 6a0f1f524466..000000000000 --- a/arch/arm/boot/compressed/libfdt_env.h +++ /dev/null @@ -1,24 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -#ifndef _ARM_LIBFDT_ENV_H -#define _ARM_LIBFDT_ENV_H - -#include <linux/limits.h> -#include <linux/types.h> -#include <linux/string.h> -#include <asm/byteorder.h> - -#define INT32_MAX S32_MAX -#define UINT32_MAX U32_MAX - -typedef __be16 fdt16_t; -typedef __be32 fdt32_t; -typedef __be64 fdt64_t; - -#define fdt16_to_cpu(x) be16_to_cpu(x) -#define cpu_to_fdt16(x) cpu_to_be16(x) -#define fdt32_to_cpu(x) be32_to_cpu(x) -#define cpu_to_fdt32(x) cpu_to_be32(x) -#define fdt64_to_cpu(x) be64_to_cpu(x) -#define cpu_to_fdt64(x) cpu_to_be64(x) - -#endif diff --git a/arch/arm/boot/dts/at91-sama5d2_ptc_ek.dts b/arch/arm/boot/dts/at91-sama5d2_ptc_ek.dts index 772809c54c1f..b803fa1f2039 100644 --- a/arch/arm/boot/dts/at91-sama5d2_ptc_ek.dts +++ b/arch/arm/boot/dts/at91-sama5d2_ptc_ek.dts @@ -40,7 +40,7 @@ main_xtal {
ahb { usb0: gadget@300000 { - atmel,vbus-gpio = <&pioA PIN_PA27 GPIO_ACTIVE_HIGH>; + atmel,vbus-gpio = <&pioA PIN_PB11 GPIO_ACTIVE_HIGH>; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_usba_vbus>; status = "okay"; diff --git a/arch/arm/boot/dts/exynos4412-galaxy-s3.dtsi b/arch/arm/boot/dts/exynos4412-galaxy-s3.dtsi index 44f97546dd0a..f910aa924bfb 100644 --- a/arch/arm/boot/dts/exynos4412-galaxy-s3.dtsi +++ b/arch/arm/boot/dts/exynos4412-galaxy-s3.dtsi @@ -68,7 +68,7 @@ ak8975@c {
i2c_cm36651: i2c-gpio-2 { compatible = "i2c-gpio"; - gpios = <&gpf0 0 GPIO_ACTIVE_LOW>, <&gpf0 1 GPIO_ACTIVE_LOW>; + gpios = <&gpf0 0 GPIO_ACTIVE_HIGH>, <&gpf0 1 GPIO_ACTIVE_HIGH>; i2c-gpio,delay-us = <2>; #address-cells = <1>; #size-cells = <0>; diff --git a/arch/arm/boot/dts/s5pv210-aries.dtsi b/arch/arm/boot/dts/s5pv210-aries.dtsi index 8ff70b856334..d419b77201f7 100644 --- a/arch/arm/boot/dts/s5pv210-aries.dtsi +++ b/arch/arm/boot/dts/s5pv210-aries.dtsi @@ -454,6 +454,7 @@ &sdhci1 { pinctrl-names = "default"; cap-sd-highspeed; cap-mmc-highspeed; + keep-power-in-suspend;
mmc-pwrseq = <&wifi_pwrseq>; non-removable; diff --git a/arch/arm/mach-tegra/tegra.c b/arch/arm/mach-tegra/tegra.c index f1ce2857a251..b620b0651157 100644 --- a/arch/arm/mach-tegra/tegra.c +++ b/arch/arm/mach-tegra/tegra.c @@ -107,8 +107,8 @@ static const char * const tegra_dt_board_compat[] = { };
DT_MACHINE_START(TEGRA_DT, "NVIDIA Tegra SoC (Flattened Device Tree)") - .l2c_aux_val = 0x3c400001, - .l2c_aux_mask = 0xc20fc3fe, + .l2c_aux_val = 0x3c400000, + .l2c_aux_mask = 0xc20fc3ff, .smp = smp_ops(tegra_smp_ops), .map_io = tegra_map_common_io, .init_early = tegra_init_early, diff --git a/arch/arm/mm/proc-macros.S b/arch/arm/mm/proc-macros.S index 5461d589a1e2..60ac7c5999a9 100644 --- a/arch/arm/mm/proc-macros.S +++ b/arch/arm/mm/proc-macros.S @@ -5,6 +5,7 @@ * VMA_VM_FLAGS * VM_EXEC */ +#include <linux/const.h> #include <asm/asm-offsets.h> #include <asm/thread_info.h>
@@ -30,7 +31,7 @@ * act_mm - get current->active_mm */ .macro act_mm, rd - bic \rd, sp, #8128 + bic \rd, sp, #(THREAD_SIZE - 1) & ~63 bic \rd, \rd, #63 ldr \rd, [\rd, #TI_TASK] .if (TSK_ACTIVE_MM > IMM12_MASK) diff --git a/arch/arm64/include/asm/cacheflush.h b/arch/arm64/include/asm/cacheflush.h index e6cca3d4acf7..ce50c1f1f1ea 100644 --- a/arch/arm64/include/asm/cacheflush.h +++ b/arch/arm64/include/asm/cacheflush.h @@ -79,7 +79,7 @@ static inline void flush_icache_range(unsigned long start, unsigned long end) * IPI all online CPUs so that they undergo a context synchronization * event and are forced to refetch the new instructions. */ -#ifdef CONFIG_KGDB + /* * KGDB performs cache maintenance with interrupts disabled, so we * will deadlock trying to IPI the secondary CPUs. In theory, we can @@ -89,9 +89,9 @@ static inline void flush_icache_range(unsigned long start, unsigned long end) * the patching operation, so we don't need extra IPIs here anyway. * In which case, add a KGDB-specific bodge and return early. */ - if (kgdb_connected && irqs_disabled()) + if (in_dbg_master()) return; -#endif + kick_all_cpus_sync(); }
diff --git a/arch/arm64/include/asm/pgtable.h b/arch/arm64/include/asm/pgtable.h index 538c85e62f86..25f56df7ed9a 100644 --- a/arch/arm64/include/asm/pgtable.h +++ b/arch/arm64/include/asm/pgtable.h @@ -457,6 +457,7 @@ extern pgd_t init_pg_dir[PTRS_PER_PGD]; extern pgd_t init_pg_end[]; extern pgd_t swapper_pg_dir[PTRS_PER_PGD]; extern pgd_t idmap_pg_dir[PTRS_PER_PGD]; +extern pgd_t idmap_pg_end[]; extern pgd_t tramp_pg_dir[PTRS_PER_PGD];
extern void set_swapper_pgd(pgd_t *pgdp, pgd_t pgd); diff --git a/arch/arm64/kernel/head.S b/arch/arm64/kernel/head.S index 57a91032b4c2..32f5ecbec0ea 100644 --- a/arch/arm64/kernel/head.S +++ b/arch/arm64/kernel/head.S @@ -394,13 +394,19 @@ SYM_FUNC_START_LOCAL(__create_page_tables)
/* * Since the page tables have been populated with non-cacheable - * accesses (MMU disabled), invalidate the idmap and swapper page - * tables again to remove any speculatively loaded cache lines. + * accesses (MMU disabled), invalidate those tables again to + * remove any speculatively loaded cache lines. */ + dmb sy + adrp x0, idmap_pg_dir + adrp x1, idmap_pg_end + sub x1, x1, x0 + bl __inval_dcache_area + + adrp x0, init_pg_dir adrp x1, init_pg_end sub x1, x1, x0 - dmb sy bl __inval_dcache_area
ret x28 diff --git a/arch/arm64/kernel/insn.c b/arch/arm64/kernel/insn.c index 4a9e773a177f..cc2f3d901c91 100644 --- a/arch/arm64/kernel/insn.c +++ b/arch/arm64/kernel/insn.c @@ -1535,16 +1535,10 @@ static u32 aarch64_encode_immediate(u64 imm, u32 insn) { unsigned int immr, imms, n, ones, ror, esz, tmp; - u64 mask = ~0UL; - - /* Can't encode full zeroes or full ones */ - if (!imm || !~imm) - return AARCH64_BREAK_FAULT; + u64 mask;
switch (variant) { case AARCH64_INSN_VARIANT_32BIT: - if (upper_32_bits(imm)) - return AARCH64_BREAK_FAULT; esz = 32; break; case AARCH64_INSN_VARIANT_64BIT: @@ -1556,6 +1550,12 @@ static u32 aarch64_encode_immediate(u64 imm, return AARCH64_BREAK_FAULT; }
+ mask = GENMASK(esz - 1, 0); + + /* Can't encode full zeroes, full ones, or value wider than the mask */ + if (!imm || imm == mask || imm & ~mask) + return AARCH64_BREAK_FAULT; + /* * Inverse of Replicate(). Try to spot a repeating pattern * with a pow2 stride. diff --git a/arch/arm64/kernel/machine_kexec_file.c b/arch/arm64/kernel/machine_kexec_file.c index b40c3b0def92..5ebb21b859b4 100644 --- a/arch/arm64/kernel/machine_kexec_file.c +++ b/arch/arm64/kernel/machine_kexec_file.c @@ -284,7 +284,7 @@ int load_other_segments(struct kimage *image, image->arch.elf_headers_sz = headers_sz;
pr_debug("Loaded elf core header at 0x%lx bufsz=0x%lx memsz=0x%lx\n", - image->arch.elf_headers_mem, headers_sz, headers_sz); + image->arch.elf_headers_mem, kbuf.bufsz, kbuf.memsz); }
/* load initrd */ @@ -305,7 +305,7 @@ int load_other_segments(struct kimage *image, initrd_load_addr = kbuf.mem;
pr_debug("Loaded initrd at 0x%lx bufsz=0x%lx memsz=0x%lx\n", - initrd_load_addr, initrd_len, initrd_len); + initrd_load_addr, kbuf.bufsz, kbuf.memsz); }
/* load dtb */ @@ -332,7 +332,7 @@ int load_other_segments(struct kimage *image, image->arch.dtb_mem = kbuf.mem;
pr_debug("Loaded dtb at 0x%lx bufsz=0x%lx memsz=0x%lx\n", - kbuf.mem, dtb_len, dtb_len); + kbuf.mem, kbuf.bufsz, kbuf.memsz);
return 0;
diff --git a/arch/arm64/kernel/vmlinux.lds.S b/arch/arm64/kernel/vmlinux.lds.S index 497f9675071d..94402aaf5f5c 100644 --- a/arch/arm64/kernel/vmlinux.lds.S +++ b/arch/arm64/kernel/vmlinux.lds.S @@ -139,6 +139,7 @@ SECTIONS
idmap_pg_dir = .; . += IDMAP_DIR_SIZE; + idmap_pg_end = .;
#ifdef CONFIG_UNMAP_KERNEL_AT_EL0 tramp_pg_dir = .; diff --git a/arch/m68k/include/asm/mac_via.h b/arch/m68k/include/asm/mac_via.h index de1470c4d829..1149251ea58d 100644 --- a/arch/m68k/include/asm/mac_via.h +++ b/arch/m68k/include/asm/mac_via.h @@ -257,6 +257,7 @@ extern int rbv_present,via_alt_mapping;
struct irq_desc;
+extern void via_l2_flush(int writeback); extern void via_register_interrupts(void); extern void via_irq_enable(int); extern void via_irq_disable(int); diff --git a/arch/m68k/mac/config.c b/arch/m68k/mac/config.c index 611f73bfc87c..d0126ab01360 100644 --- a/arch/m68k/mac/config.c +++ b/arch/m68k/mac/config.c @@ -59,7 +59,6 @@ extern void iop_preinit(void); extern void iop_init(void); extern void via_init(void); extern void via_init_clock(irq_handler_t func); -extern void via_flush_cache(void); extern void oss_init(void); extern void psc_init(void); extern void baboon_init(void); @@ -130,21 +129,6 @@ int __init mac_parse_bootinfo(const struct bi_record *record) return unknown; }
-/* - * Flip into 24bit mode for an instant - flushes the L2 cache card. We - * have to disable interrupts for this. Our IRQ handlers will crap - * themselves if they take an IRQ in 24bit mode! - */ - -static void mac_cache_card_flush(int writeback) -{ - unsigned long flags; - - local_irq_save(flags); - via_flush_cache(); - local_irq_restore(flags); -} - void __init config_mac(void) { if (!MACH_IS_MAC) @@ -175,9 +159,8 @@ void __init config_mac(void) * not. */
- if (macintosh_config->ident == MAC_MODEL_IICI - || macintosh_config->ident == MAC_MODEL_IIFX) - mach_l2_flush = mac_cache_card_flush; + if (macintosh_config->ident == MAC_MODEL_IICI) + mach_l2_flush = via_l2_flush; }
diff --git a/arch/m68k/mac/via.c b/arch/m68k/mac/via.c index 3c2cfcb74982..1f0fad2a98a0 100644 --- a/arch/m68k/mac/via.c +++ b/arch/m68k/mac/via.c @@ -294,10 +294,14 @@ void via_debug_dump(void) * the system into 24-bit mode for an instant. */
-void via_flush_cache(void) +void via_l2_flush(int writeback) { + unsigned long flags; + + local_irq_save(flags); via2[gBufB] &= ~VIA2B_vMode32; via2[gBufB] |= VIA2B_vMode32; + local_irq_restore(flags); }
/* diff --git a/arch/mips/Makefile b/arch/mips/Makefile index e1c44aed8156..b6ee29e4565a 100644 --- a/arch/mips/Makefile +++ b/arch/mips/Makefile @@ -288,12 +288,23 @@ ifdef CONFIG_64BIT endif endif
+# When linking a 32-bit executable the LLVM linker cannot cope with a +# 32-bit load address that has been sign-extended to 64 bits. Simply +# remove the upper 32 bits then, as it is safe to do so with other +# linkers. +ifdef CONFIG_64BIT + load-ld = $(load-y) +else + load-ld = $(subst 0xffffffff,0x,$(load-y)) +endif + KBUILD_AFLAGS += $(cflags-y) KBUILD_CFLAGS += $(cflags-y) -KBUILD_CPPFLAGS += -DVMLINUX_LOAD_ADDRESS=$(load-y) +KBUILD_CPPFLAGS += -DVMLINUX_LOAD_ADDRESS=$(load-y) -DLINKER_LOAD_ADDRESS=$(load-ld) KBUILD_CPPFLAGS += -DDATAOFFSET=$(if $(dataoffset-y),$(dataoffset-y),0)
bootvars-y = VMLINUX_LOAD_ADDRESS=$(load-y) \ + LINKER_LOAD_ADDRESS=$(load-ld) \ VMLINUX_ENTRY_ADDRESS=$(entry-y) \ PLATFORM="$(platform-y)" \ ITS_INPUTS="$(its-y)" diff --git a/arch/mips/boot/compressed/Makefile b/arch/mips/boot/compressed/Makefile index 0df0ee8a298d..6e56caef69f0 100644 --- a/arch/mips/boot/compressed/Makefile +++ b/arch/mips/boot/compressed/Makefile @@ -90,7 +90,7 @@ ifneq ($(zload-y),) VMLINUZ_LOAD_ADDRESS := $(zload-y) else VMLINUZ_LOAD_ADDRESS = $(shell $(obj)/calc_vmlinuz_load_addr \ - $(obj)/vmlinux.bin $(VMLINUX_LOAD_ADDRESS)) + $(obj)/vmlinux.bin $(LINKER_LOAD_ADDRESS)) endif UIMAGE_LOADADDR = $(VMLINUZ_LOAD_ADDRESS)
diff --git a/arch/mips/configs/loongson3_defconfig b/arch/mips/configs/loongson3_defconfig index 51675f5000d6..b0c24bd292b2 100644 --- a/arch/mips/configs/loongson3_defconfig +++ b/arch/mips/configs/loongson3_defconfig @@ -229,7 +229,7 @@ CONFIG_MEDIA_CAMERA_SUPPORT=y CONFIG_MEDIA_USB_SUPPORT=y CONFIG_USB_VIDEO_CLASS=m CONFIG_DRM=y -CONFIG_DRM_RADEON=y +CONFIG_DRM_RADEON=m CONFIG_FB_RADEON=y CONFIG_LCD_CLASS_DEVICE=y CONFIG_LCD_PLATFORM=m diff --git a/arch/mips/include/asm/cpu-features.h b/arch/mips/include/asm/cpu-features.h index de44c92b1c1f..d4e120464d41 100644 --- a/arch/mips/include/asm/cpu-features.h +++ b/arch/mips/include/asm/cpu-features.h @@ -288,10 +288,12 @@ # define cpu_has_mips32r6 __isa_ge_or_flag(6, MIPS_CPU_ISA_M32R6) #endif #ifndef cpu_has_mips64r1 -# define cpu_has_mips64r1 __isa_range_or_flag(1, 6, MIPS_CPU_ISA_M64R1) +# define cpu_has_mips64r1 (cpu_has_64bits && \ + __isa_range_or_flag(1, 6, MIPS_CPU_ISA_M64R1)) #endif #ifndef cpu_has_mips64r2 -# define cpu_has_mips64r2 __isa_range_or_flag(2, 6, MIPS_CPU_ISA_M64R2) +# define cpu_has_mips64r2 (cpu_has_64bits && \ + __isa_range_or_flag(2, 6, MIPS_CPU_ISA_M64R2)) #endif #ifndef cpu_has_mips64r6 # define cpu_has_mips64r6 __isa_ge_and_flag(6, MIPS_CPU_ISA_M64R6) diff --git a/arch/mips/include/asm/mipsregs.h b/arch/mips/include/asm/mipsregs.h index 796fe47cfd17..274c2bf0d4a1 100644 --- a/arch/mips/include/asm/mipsregs.h +++ b/arch/mips/include/asm/mipsregs.h @@ -753,7 +753,7 @@
/* MAAR bit definitions */ #define MIPS_MAAR_VH (_U64CAST_(1) << 63) -#define MIPS_MAAR_ADDR ((BIT_ULL(BITS_PER_LONG - 12) - 1) << 12) +#define MIPS_MAAR_ADDR GENMASK_ULL(55, 12) #define MIPS_MAAR_ADDR_SHIFT 12 #define MIPS_MAAR_S (_ULCAST_(1) << 1) #define MIPS_MAAR_VL (_ULCAST_(1) << 0) diff --git a/arch/mips/kernel/genex.S b/arch/mips/kernel/genex.S index 0a43c9125267..5b7c67a3f78f 100644 --- a/arch/mips/kernel/genex.S +++ b/arch/mips/kernel/genex.S @@ -476,20 +476,20 @@ NESTED(nmi_handler, PT_SIZE, sp) .endm
.macro __build_clear_fpe + CLI + TRACE_IRQS_OFF .set push /* gas fails to assemble cfc1 for some archs (octeon).*/ \ .set mips1 SET_HARDFLOAT cfc1 a1, fcr31 .set pop - CLI - TRACE_IRQS_OFF .endm
.macro __build_clear_msa_fpe - _cfcmsa a1, MSA_CSR CLI TRACE_IRQS_OFF + _cfcmsa a1, MSA_CSR .endm
.macro __build_clear_ade diff --git a/arch/mips/kernel/mips-cm.c b/arch/mips/kernel/mips-cm.c index cdb93ed91cde..361bfc91a0e6 100644 --- a/arch/mips/kernel/mips-cm.c +++ b/arch/mips/kernel/mips-cm.c @@ -119,9 +119,9 @@ static char *cm2_causes[32] = { "COH_RD_ERR", "MMIO_WR_ERR", "MMIO_RD_ERR", "0x07", "0x08", "0x09", "0x0a", "0x0b", "0x0c", "0x0d", "0x0e", "0x0f", - "0x10", "0x11", "0x12", "0x13", - "0x14", "0x15", "0x16", "INTVN_WR_ERR", - "INTVN_RD_ERR", "0x19", "0x1a", "0x1b", + "0x10", "INTVN_WR_ERR", "INTVN_RD_ERR", "0x13", + "0x14", "0x15", "0x16", "0x17", + "0x18", "0x19", "0x1a", "0x1b", "0x1c", "0x1d", "0x1e", "0x1f" };
diff --git a/arch/mips/kernel/setup.c b/arch/mips/kernel/setup.c index 10bef8f78e7c..573509e0f2d4 100644 --- a/arch/mips/kernel/setup.c +++ b/arch/mips/kernel/setup.c @@ -702,7 +702,17 @@ static void __init arch_mem_init(char **cmdline_p) memblock_reserve(crashk_res.start, resource_size(&crashk_res)); #endif device_tree_init(); + + /* + * In order to reduce the possibility of kernel panic when failed to + * get IO TLB memory under CONFIG_SWIOTLB, it is better to allocate + * low memory as small as possible before plat_swiotlb_setup(), so + * make sparse_init() using top-down allocation. + */ + memblock_set_bottom_up(false); sparse_init(); + memblock_set_bottom_up(true); + plat_swiotlb_setup();
dma_contiguous_reserve(PFN_PHYS(max_low_pfn)); diff --git a/arch/mips/kernel/time.c b/arch/mips/kernel/time.c index 37e9413a393d..caa01457dce6 100644 --- a/arch/mips/kernel/time.c +++ b/arch/mips/kernel/time.c @@ -18,12 +18,82 @@ #include <linux/smp.h> #include <linux/spinlock.h> #include <linux/export.h> +#include <linux/cpufreq.h> +#include <linux/delay.h>
#include <asm/cpu-features.h> #include <asm/cpu-type.h> #include <asm/div64.h> #include <asm/time.h>
+#ifdef CONFIG_CPU_FREQ + +static DEFINE_PER_CPU(unsigned long, pcp_lpj_ref); +static DEFINE_PER_CPU(unsigned long, pcp_lpj_ref_freq); +static unsigned long glb_lpj_ref; +static unsigned long glb_lpj_ref_freq; + +static int cpufreq_callback(struct notifier_block *nb, + unsigned long val, void *data) +{ + struct cpufreq_freqs *freq = data; + struct cpumask *cpus = freq->policy->cpus; + unsigned long lpj; + int cpu; + + /* + * Skip lpj numbers adjustment if the CPU-freq transition is safe for + * the loops delay. (Is this possible?) + */ + if (freq->flags & CPUFREQ_CONST_LOOPS) + return NOTIFY_OK; + + /* Save the initial values of the lpjes for future scaling. */ + if (!glb_lpj_ref) { + glb_lpj_ref = boot_cpu_data.udelay_val; + glb_lpj_ref_freq = freq->old; + + for_each_online_cpu(cpu) { + per_cpu(pcp_lpj_ref, cpu) = + cpu_data[cpu].udelay_val; + per_cpu(pcp_lpj_ref_freq, cpu) = freq->old; + } + } + + /* + * Adjust global lpj variable and per-CPU udelay_val number in + * accordance with the new CPU frequency. + */ + if ((val == CPUFREQ_PRECHANGE && freq->old < freq->new) || + (val == CPUFREQ_POSTCHANGE && freq->old > freq->new)) { + loops_per_jiffy = cpufreq_scale(glb_lpj_ref, + glb_lpj_ref_freq, + freq->new); + + for_each_cpu(cpu, cpus) { + lpj = cpufreq_scale(per_cpu(pcp_lpj_ref, cpu), + per_cpu(pcp_lpj_ref_freq, cpu), + freq->new); + cpu_data[cpu].udelay_val = (unsigned int)lpj; + } + } + + return NOTIFY_OK; +} + +static struct notifier_block cpufreq_notifier = { + .notifier_call = cpufreq_callback, +}; + +static int __init register_cpufreq_notifier(void) +{ + return cpufreq_register_notifier(&cpufreq_notifier, + CPUFREQ_TRANSITION_NOTIFIER); +} +core_initcall(register_cpufreq_notifier); + +#endif /* CONFIG_CPU_FREQ */ + /* * forward reference */ diff --git a/arch/mips/kernel/vmlinux.lds.S b/arch/mips/kernel/vmlinux.lds.S index a5f00ec73ea6..f185a85a27c1 100644 --- a/arch/mips/kernel/vmlinux.lds.S +++ b/arch/mips/kernel/vmlinux.lds.S @@ -55,7 +55,7 @@ SECTIONS /* . = 0xa800000000300000; */ . = 0xffffffff80300000; #endif - . = VMLINUX_LOAD_ADDRESS; + . = LINKER_LOAD_ADDRESS; /* read-only */ _text = .; /* Text and read-only data */ .text : { diff --git a/arch/mips/loongson2ef/common/init.c b/arch/mips/loongson2ef/common/init.c index 45512178be77..ce3f02f75e2a 100644 --- a/arch/mips/loongson2ef/common/init.c +++ b/arch/mips/loongson2ef/common/init.c @@ -19,10 +19,10 @@ unsigned long __maybe_unused _loongson_addrwincfg_base; static void __init mips_nmi_setup(void) { void *base; - extern char except_vec_nmi; + extern char except_vec_nmi[];
base = (void *)(CAC_BASE + 0x380); - memcpy(base, &except_vec_nmi, 0x80); + memcpy(base, except_vec_nmi, 0x80); flush_icache_range((unsigned long)base, (unsigned long)base + 0x80); }
diff --git a/arch/mips/loongson64/init.c b/arch/mips/loongson64/init.c index da38944471f4..86c5e93258ce 100644 --- a/arch/mips/loongson64/init.c +++ b/arch/mips/loongson64/init.c @@ -17,10 +17,10 @@ static void __init mips_nmi_setup(void) { void *base; - extern char except_vec_nmi; + extern char except_vec_nmi[];
base = (void *)(CAC_BASE + 0x380); - memcpy(base, &except_vec_nmi, 0x80); + memcpy(base, except_vec_nmi, 0x80); flush_icache_range((unsigned long)base, (unsigned long)base + 0x80); }
diff --git a/arch/mips/mm/dma-noncoherent.c b/arch/mips/mm/dma-noncoherent.c index fcea92d95d86..563c2c0d0c81 100644 --- a/arch/mips/mm/dma-noncoherent.c +++ b/arch/mips/mm/dma-noncoherent.c @@ -33,6 +33,7 @@ static inline bool cpu_needs_post_dma_flush(void) case CPU_R10000: case CPU_R12000: case CPU_BMIPS5000: + case CPU_LOONGSON2EF: return true; default: /* diff --git a/arch/mips/mti-malta/malta-init.c b/arch/mips/mti-malta/malta-init.c index ff2c1d809538..893af377aacc 100644 --- a/arch/mips/mti-malta/malta-init.c +++ b/arch/mips/mti-malta/malta-init.c @@ -90,24 +90,24 @@ static void __init console_config(void) static void __init mips_nmi_setup(void) { void *base; - extern char except_vec_nmi; + extern char except_vec_nmi[];
base = cpu_has_veic ? (void *)(CAC_BASE + 0xa80) : (void *)(CAC_BASE + 0x380); - memcpy(base, &except_vec_nmi, 0x80); + memcpy(base, except_vec_nmi, 0x80); flush_icache_range((unsigned long)base, (unsigned long)base + 0x80); }
static void __init mips_ejtag_setup(void) { void *base; - extern char except_vec_ejtag_debug; + extern char except_vec_ejtag_debug[];
base = cpu_has_veic ? (void *)(CAC_BASE + 0xa00) : (void *)(CAC_BASE + 0x300); - memcpy(base, &except_vec_ejtag_debug, 0x80); + memcpy(base, except_vec_ejtag_debug, 0x80); flush_icache_range((unsigned long)base, (unsigned long)base + 0x80); }
diff --git a/arch/mips/pistachio/init.c b/arch/mips/pistachio/init.c index a09a5da38e6b..558995ed6fe8 100644 --- a/arch/mips/pistachio/init.c +++ b/arch/mips/pistachio/init.c @@ -83,12 +83,12 @@ phys_addr_t mips_cdmm_phys_base(void) static void __init mips_nmi_setup(void) { void *base; - extern char except_vec_nmi; + extern char except_vec_nmi[];
base = cpu_has_veic ? (void *)(CAC_BASE + 0xa80) : (void *)(CAC_BASE + 0x380); - memcpy(base, &except_vec_nmi, 0x80); + memcpy(base, except_vec_nmi, 0x80); flush_icache_range((unsigned long)base, (unsigned long)base + 0x80); } @@ -96,12 +96,12 @@ static void __init mips_nmi_setup(void) static void __init mips_ejtag_setup(void) { void *base; - extern char except_vec_ejtag_debug; + extern char except_vec_ejtag_debug[];
base = cpu_has_veic ? (void *)(CAC_BASE + 0xa00) : (void *)(CAC_BASE + 0x300); - memcpy(base, &except_vec_ejtag_debug, 0x80); + memcpy(base, except_vec_ejtag_debug, 0x80); flush_icache_range((unsigned long)base, (unsigned long)base + 0x80); } diff --git a/arch/mips/tools/elf-entry.c b/arch/mips/tools/elf-entry.c index adde79ce7fc0..dbd14ff05b4c 100644 --- a/arch/mips/tools/elf-entry.c +++ b/arch/mips/tools/elf-entry.c @@ -51,11 +51,14 @@ int main(int argc, const char *argv[]) nread = fread(&hdr, 1, sizeof(hdr), file); if (nread != sizeof(hdr)) { perror("Unable to read input file"); + fclose(file); return EXIT_FAILURE; }
- if (memcmp(hdr.ehdr32.e_ident, ELFMAG, SELFMAG)) + if (memcmp(hdr.ehdr32.e_ident, ELFMAG, SELFMAG)) { + fclose(file); die("Input is not an ELF\n"); + }
switch (hdr.ehdr32.e_ident[EI_CLASS]) { case ELFCLASS32: @@ -67,6 +70,7 @@ int main(int argc, const char *argv[]) entry = be32toh(hdr.ehdr32.e_entry); break; default: + fclose(file); die("Invalid ELF encoding\n"); }
@@ -83,14 +87,17 @@ int main(int argc, const char *argv[]) entry = be64toh(hdr.ehdr64.e_entry); break; default: + fclose(file); die("Invalid ELF encoding\n"); } break;
default: + fclose(file); die("Invalid ELF class\n"); }
printf("0x%016" PRIx64 "\n", entry); + fclose(file); return EXIT_SUCCESS; } diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig index b29d7cb38368..62aca9efbbbe 100644 --- a/arch/powerpc/Kconfig +++ b/arch/powerpc/Kconfig @@ -170,8 +170,8 @@ config PPC select HAVE_ARCH_AUDITSYSCALL select HAVE_ARCH_HUGE_VMAP if PPC_BOOK3S_64 && PPC_RADIX_MMU select HAVE_ARCH_JUMP_LABEL - select HAVE_ARCH_KASAN if PPC32 - select HAVE_ARCH_KASAN_VMALLOC if PPC32 + select HAVE_ARCH_KASAN if PPC32 && PPC_PAGE_SHIFT <= 14 + select HAVE_ARCH_KASAN_VMALLOC if PPC32 && PPC_PAGE_SHIFT <= 14 select HAVE_ARCH_KGDB select HAVE_ARCH_MMAP_RND_BITS select HAVE_ARCH_MMAP_RND_COMPAT_BITS if COMPAT diff --git a/arch/powerpc/include/asm/book3s/32/kup.h b/arch/powerpc/include/asm/book3s/32/kup.h index db0a1c281587..a41cfc7cc669 100644 --- a/arch/powerpc/include/asm/book3s/32/kup.h +++ b/arch/powerpc/include/asm/book3s/32/kup.h @@ -2,6 +2,7 @@ #ifndef _ASM_POWERPC_BOOK3S_32_KUP_H #define _ASM_POWERPC_BOOK3S_32_KUP_H
+#include <asm/bug.h> #include <asm/book3s/32/mmu-hash.h>
#ifdef __ASSEMBLY__ @@ -75,7 +76,7 @@
.macro kuap_check current, gpr #ifdef CONFIG_PPC_KUAP_DEBUG - lwz \gpr, KUAP(thread) + lwz \gpr, THREAD + KUAP(\current) 999: twnei \gpr, 0 EMIT_BUG_ENTRY 999b, __FILE__, __LINE__, (BUGFLAG_WARNING | BUGFLAG_ONCE) #endif diff --git a/arch/powerpc/include/asm/fadump-internal.h b/arch/powerpc/include/asm/fadump-internal.h index c814a2b55389..8d61c8f3fec4 100644 --- a/arch/powerpc/include/asm/fadump-internal.h +++ b/arch/powerpc/include/asm/fadump-internal.h @@ -64,12 +64,14 @@ struct fadump_memory_range { };
/* fadump memory ranges info */ +#define RNG_NAME_SZ 16 struct fadump_mrange_info { - char name[16]; + char name[RNG_NAME_SZ]; struct fadump_memory_range *mem_ranges; u32 mem_ranges_sz; u32 mem_range_cnt; u32 max_mem_ranges; + bool is_static; };
/* Platform specific callback functions */ diff --git a/arch/powerpc/include/asm/kasan.h b/arch/powerpc/include/asm/kasan.h index fbff9ff9032e..4769bbf7173a 100644 --- a/arch/powerpc/include/asm/kasan.h +++ b/arch/powerpc/include/asm/kasan.h @@ -23,18 +23,14 @@
#define KASAN_SHADOW_OFFSET ASM_CONST(CONFIG_KASAN_SHADOW_OFFSET)
-#define KASAN_SHADOW_END 0UL - -#define KASAN_SHADOW_SIZE (KASAN_SHADOW_END - KASAN_SHADOW_START) +#define KASAN_SHADOW_END (-(-KASAN_SHADOW_START >> KASAN_SHADOW_SCALE_SHIFT))
#ifdef CONFIG_KASAN void kasan_early_init(void); -void kasan_mmu_init(void); void kasan_init(void); void kasan_late_init(void); #else static inline void kasan_init(void) { } -static inline void kasan_mmu_init(void) { } static inline void kasan_late_init(void) { } #endif
diff --git a/arch/powerpc/kernel/dt_cpu_ftrs.c b/arch/powerpc/kernel/dt_cpu_ftrs.c index 36bc0d5c4f3a..fca4d7ff22b9 100644 --- a/arch/powerpc/kernel/dt_cpu_ftrs.c +++ b/arch/powerpc/kernel/dt_cpu_ftrs.c @@ -346,6 +346,14 @@ static int __init feat_enable_dscr(struct dt_cpu_feature *f) { u64 lpcr;
+ /* + * Linux relies on FSCR[DSCR] being clear, so that we can take the + * facility unavailable interrupt and track the task's usage of DSCR. + * See facility_unavailable_exception(). + * Clear the bit here so that feat_enable() doesn't set it. + */ + f->fscr_bit_nr = -1; + feat_enable(f);
lpcr = mfspr(SPRN_LPCR); diff --git a/arch/powerpc/kernel/fadump.c b/arch/powerpc/kernel/fadump.c index 59e60a9a9f5c..78ab9a6ee6ac 100644 --- a/arch/powerpc/kernel/fadump.c +++ b/arch/powerpc/kernel/fadump.c @@ -40,8 +40,17 @@ struct kobject *fadump_kobj;
#ifndef CONFIG_PRESERVE_FA_DUMP static DEFINE_MUTEX(fadump_mutex); -struct fadump_mrange_info crash_mrange_info = { "crash", NULL, 0, 0, 0 }; -struct fadump_mrange_info reserved_mrange_info = { "reserved", NULL, 0, 0, 0 }; +struct fadump_mrange_info crash_mrange_info = { "crash", NULL, 0, 0, 0, false }; + +#define RESERVED_RNGS_SZ 16384 /* 16K - 128 entries */ +#define RESERVED_RNGS_CNT (RESERVED_RNGS_SZ / \ + sizeof(struct fadump_memory_range)) +static struct fadump_memory_range rngs[RESERVED_RNGS_CNT]; +struct fadump_mrange_info reserved_mrange_info = { "reserved", rngs, + RESERVED_RNGS_SZ, 0, + RESERVED_RNGS_CNT, true }; + +static void __init early_init_dt_scan_reserved_ranges(unsigned long node);
#ifdef CONFIG_CMA static struct cma *fadump_cma; @@ -110,6 +119,11 @@ static int __init fadump_cma_init(void) { return 1; } int __init early_init_dt_scan_fw_dump(unsigned long node, const char *uname, int depth, void *data) { + if (depth == 0) { + early_init_dt_scan_reserved_ranges(node); + return 0; + } + if (depth != 1) return 0;
@@ -431,10 +445,72 @@ static int __init fadump_get_boot_mem_regions(void) return ret; }
+/* + * Returns true, if the given range overlaps with reserved memory ranges + * starting at idx. Also, updates idx to index of overlapping memory range + * with the given memory range. + * False, otherwise. + */ +static bool overlaps_reserved_ranges(u64 base, u64 end, int *idx) +{ + bool ret = false; + int i; + + for (i = *idx; i < reserved_mrange_info.mem_range_cnt; i++) { + u64 rbase = reserved_mrange_info.mem_ranges[i].base; + u64 rend = rbase + reserved_mrange_info.mem_ranges[i].size; + + if (end <= rbase) + break; + + if ((end > rbase) && (base < rend)) { + *idx = i; + ret = true; + break; + } + } + + return ret; +} + +/* + * Locate a suitable memory area to reserve memory for FADump. While at it, + * lookup reserved-ranges & avoid overlap with them, as they are used by F/W. + */ +static u64 __init fadump_locate_reserve_mem(u64 base, u64 size) +{ + struct fadump_memory_range *mrngs; + phys_addr_t mstart, mend; + int idx = 0; + u64 i, ret = 0; + + mrngs = reserved_mrange_info.mem_ranges; + for_each_free_mem_range(i, NUMA_NO_NODE, MEMBLOCK_NONE, + &mstart, &mend, NULL) { + pr_debug("%llu) mstart: %llx, mend: %llx, base: %llx\n", + i, mstart, mend, base); + + if (mstart > base) + base = PAGE_ALIGN(mstart); + + while ((mend > base) && ((mend - base) >= size)) { + if (!overlaps_reserved_ranges(base, base+size, &idx)) { + ret = base; + goto out; + } + + base = mrngs[idx].base + mrngs[idx].size; + base = PAGE_ALIGN(base); + } + } + +out: + return ret; +} + int __init fadump_reserve_mem(void) { - u64 base, size, mem_boundary, bootmem_min, align = PAGE_SIZE; - bool is_memblock_bottom_up = memblock_bottom_up(); + u64 base, size, mem_boundary, bootmem_min; int ret = 1;
if (!fw_dump.fadump_enabled) @@ -455,9 +531,9 @@ int __init fadump_reserve_mem(void) PAGE_ALIGN(fadump_calculate_reserve_size()); #ifdef CONFIG_CMA if (!fw_dump.nocma) { - align = FADUMP_CMA_ALIGNMENT; fw_dump.boot_memory_size = - ALIGN(fw_dump.boot_memory_size, align); + ALIGN(fw_dump.boot_memory_size, + FADUMP_CMA_ALIGNMENT); } #endif
@@ -525,13 +601,9 @@ int __init fadump_reserve_mem(void) * Reserve memory at an offset closer to bottom of the RAM to * minimize the impact of memory hot-remove operation. */ - memblock_set_bottom_up(true); - base = memblock_find_in_range(base, mem_boundary, size, align); + base = fadump_locate_reserve_mem(base, size);
- /* Restore the previous allocation mode */ - memblock_set_bottom_up(is_memblock_bottom_up); - - if (!base) { + if (!base || (base + size > mem_boundary)) { pr_err("Failed to find memory chunk for reservation!\n"); goto error_out; } @@ -728,10 +800,14 @@ void fadump_free_cpu_notes_buf(void)
static void fadump_free_mem_ranges(struct fadump_mrange_info *mrange_info) { + if (mrange_info->is_static) { + mrange_info->mem_range_cnt = 0; + return; + } + kfree(mrange_info->mem_ranges); - mrange_info->mem_ranges = NULL; - mrange_info->mem_ranges_sz = 0; - mrange_info->max_mem_ranges = 0; + memset((void *)((u64)mrange_info + RNG_NAME_SZ), 0, + (sizeof(struct fadump_mrange_info) - RNG_NAME_SZ)); }
/* @@ -788,6 +864,12 @@ static inline int fadump_add_mem_range(struct fadump_mrange_info *mrange_info, if (mrange_info->mem_range_cnt == mrange_info->max_mem_ranges) { int ret;
+ if (mrange_info->is_static) { + pr_err("Reached array size limit for %s memory ranges\n", + mrange_info->name); + return -ENOSPC; + } + ret = fadump_alloc_mem_ranges(mrange_info); if (ret) return ret; @@ -1204,20 +1286,19 @@ static void sort_and_merge_mem_ranges(struct fadump_mrange_info *mrange_info) * Scan reserved-ranges to consider them while reserving/releasing * memory for FADump. */ -static inline int fadump_scan_reserved_mem_ranges(void) +static void __init early_init_dt_scan_reserved_ranges(unsigned long node) { - struct device_node *root; const __be32 *prop; int len, ret = -1; unsigned long i;
- root = of_find_node_by_path("/"); - if (!root) - return ret; + /* reserved-ranges already scanned */ + if (reserved_mrange_info.mem_range_cnt != 0) + return;
- prop = of_get_property(root, "reserved-ranges", &len); + prop = of_get_flat_dt_prop(node, "reserved-ranges", &len); if (!prop) - return ret; + return;
/* * Each reserved range is an (address,size) pair, 2 cells each, @@ -1239,7 +1320,8 @@ static inline int fadump_scan_reserved_mem_ranges(void) } }
- return ret; + /* Compact reserved ranges */ + sort_and_merge_mem_ranges(&reserved_mrange_info); }
/* @@ -1253,32 +1335,21 @@ static void fadump_release_memory(u64 begin, u64 end) u64 ra_start, ra_end, tstart; int i, ret;
- fadump_scan_reserved_mem_ranges(); - ra_start = fw_dump.reserve_dump_area_start; ra_end = ra_start + fw_dump.reserve_dump_area_size;
/* - * Add reserved dump area to reserved ranges list - * and exclude all these ranges while releasing memory. + * If reserved ranges array limit is hit, overwrite the last reserved + * memory range with reserved dump area to ensure it is excluded from + * the memory being released (reused for next FADump registration). */ - ret = fadump_add_mem_range(&reserved_mrange_info, ra_start, ra_end); - if (ret != 0) { - /* - * Not enough memory to setup reserved ranges but the system is - * running shortage of memory. So, release all the memory except - * Reserved dump area (reused for next fadump registration). - */ - if (begin < ra_end && end > ra_start) { - if (begin < ra_start) - fadump_release_reserved_area(begin, ra_start); - if (end > ra_end) - fadump_release_reserved_area(ra_end, end); - } else - fadump_release_reserved_area(begin, end); + if (reserved_mrange_info.mem_range_cnt == + reserved_mrange_info.max_mem_ranges) + reserved_mrange_info.mem_range_cnt--;
+ ret = fadump_add_mem_range(&reserved_mrange_info, ra_start, ra_end); + if (ret != 0) return; - }
/* Get the reserved ranges list in order first. */ sort_and_merge_mem_ranges(&reserved_mrange_info); diff --git a/arch/powerpc/kernel/prom.c b/arch/powerpc/kernel/prom.c index 6620f37abe73..e13e96e665e0 100644 --- a/arch/powerpc/kernel/prom.c +++ b/arch/powerpc/kernel/prom.c @@ -685,6 +685,23 @@ static void __init tm_init(void) static void tm_init(void) { } #endif /* CONFIG_PPC_TRANSACTIONAL_MEM */
+#ifdef CONFIG_PPC64 +static void __init save_fscr_to_task(void) +{ + /* + * Ensure the init_task (pid 0, aka swapper) uses the value of FSCR we + * have configured via the device tree features or via __init_FSCR(). + * That value will then be propagated to pid 1 (init) and all future + * processes. + */ + if (early_cpu_has_feature(CPU_FTR_ARCH_207S)) + init_task.thread.fscr = mfspr(SPRN_FSCR); +} +#else +static inline void save_fscr_to_task(void) {}; +#endif + + void __init early_init_devtree(void *params) { phys_addr_t limit; @@ -773,6 +790,8 @@ void __init early_init_devtree(void *params) BUG(); }
+ save_fscr_to_task(); + #if defined(CONFIG_SMP) && defined(CONFIG_PPC64) /* We'll later wait for secondaries to check in; there are * NCPUS-1 non-boot CPUs :-) diff --git a/arch/powerpc/mm/init_32.c b/arch/powerpc/mm/init_32.c index 872df48ae41b..a6991ef8727d 100644 --- a/arch/powerpc/mm/init_32.c +++ b/arch/powerpc/mm/init_32.c @@ -170,8 +170,6 @@ void __init MMU_init(void) btext_unmap(); #endif
- kasan_mmu_init(); - setup_kup();
/* Shortly after that, the entire linear mapping will be available */ diff --git a/arch/powerpc/mm/kasan/kasan_init_32.c b/arch/powerpc/mm/kasan/kasan_init_32.c index cbcad369fcb2..59e49c0e8154 100644 --- a/arch/powerpc/mm/kasan/kasan_init_32.c +++ b/arch/powerpc/mm/kasan/kasan_init_32.c @@ -132,7 +132,7 @@ static void __init kasan_unmap_early_shadow_vmalloc(void) flush_tlb_kernel_range(k_start, k_end); }
-void __init kasan_mmu_init(void) +static void __init kasan_mmu_init(void) { int ret; struct memblock_region *reg; @@ -160,6 +160,8 @@ void __init kasan_mmu_init(void)
void __init kasan_init(void) { + kasan_mmu_init(); + kasan_remap_early_shadow_ro();
clear_page(kasan_early_shadow_page); diff --git a/arch/powerpc/mm/pgtable_32.c b/arch/powerpc/mm/pgtable_32.c index f62de06e3d07..033a53c77ef1 100644 --- a/arch/powerpc/mm/pgtable_32.c +++ b/arch/powerpc/mm/pgtable_32.c @@ -169,7 +169,7 @@ void mark_initmem_nx(void) unsigned long numpages = PFN_UP((unsigned long)_einittext) - PFN_DOWN((unsigned long)_sinittext);
- if (v_block_mapped((unsigned long)_stext + 1)) + if (v_block_mapped((unsigned long)_sinittext)) mmu_mark_initmem_nx(); else change_page_attr(page, numpages, PAGE_KERNEL); @@ -181,7 +181,7 @@ void mark_rodata_ro(void) struct page *page; unsigned long numpages;
- if (v_block_mapped((unsigned long)_sinittext)) { + if (v_block_mapped((unsigned long)_stext + 1)) { mmu_mark_rodata_ro(); ptdump_check_wx(); return; diff --git a/arch/powerpc/platforms/cell/spufs/file.c b/arch/powerpc/platforms/cell/spufs/file.c index c0f950a3f4e1..f4a4dfb191e7 100644 --- a/arch/powerpc/platforms/cell/spufs/file.c +++ b/arch/powerpc/platforms/cell/spufs/file.c @@ -1978,8 +1978,9 @@ static ssize_t __spufs_mbox_info_read(struct spu_context *ctx, static ssize_t spufs_mbox_info_read(struct file *file, char __user *buf, size_t len, loff_t *pos) { - int ret; struct spu_context *ctx = file->private_data; + u32 stat, data; + int ret;
if (!access_ok(buf, len)) return -EFAULT; @@ -1988,11 +1989,16 @@ static ssize_t spufs_mbox_info_read(struct file *file, char __user *buf, if (ret) return ret; spin_lock(&ctx->csa.register_lock); - ret = __spufs_mbox_info_read(ctx, buf, len, pos); + stat = ctx->csa.prob.mb_stat_R; + data = ctx->csa.prob.pu_mb_R; spin_unlock(&ctx->csa.register_lock); spu_release_saved(ctx);
- return ret; + /* EOF if there's no entry in the mbox */ + if (!(stat & 0x0000ff)) + return 0; + + return simple_read_from_buffer(buf, len, pos, &data, sizeof(data)); }
static const struct file_operations spufs_mbox_info_fops = { @@ -2019,6 +2025,7 @@ static ssize_t spufs_ibox_info_read(struct file *file, char __user *buf, size_t len, loff_t *pos) { struct spu_context *ctx = file->private_data; + u32 stat, data; int ret;
if (!access_ok(buf, len)) @@ -2028,11 +2035,16 @@ static ssize_t spufs_ibox_info_read(struct file *file, char __user *buf, if (ret) return ret; spin_lock(&ctx->csa.register_lock); - ret = __spufs_ibox_info_read(ctx, buf, len, pos); + stat = ctx->csa.prob.mb_stat_R; + data = ctx->csa.priv2.puint_mb_R; spin_unlock(&ctx->csa.register_lock); spu_release_saved(ctx);
- return ret; + /* EOF if there's no entry in the ibox */ + if (!(stat & 0xff0000)) + return 0; + + return simple_read_from_buffer(buf, len, pos, &data, sizeof(data)); }
static const struct file_operations spufs_ibox_info_fops = { @@ -2041,6 +2053,11 @@ static const struct file_operations spufs_ibox_info_fops = { .llseek = generic_file_llseek, };
+static size_t spufs_wbox_info_cnt(struct spu_context *ctx) +{ + return (4 - ((ctx->csa.prob.mb_stat_R & 0x00ff00) >> 8)) * sizeof(u32); +} + static ssize_t __spufs_wbox_info_read(struct spu_context *ctx, char __user *buf, size_t len, loff_t *pos) { @@ -2049,7 +2066,7 @@ static ssize_t __spufs_wbox_info_read(struct spu_context *ctx, u32 wbox_stat;
wbox_stat = ctx->csa.prob.mb_stat_R; - cnt = 4 - ((wbox_stat & 0x00ff00) >> 8); + cnt = spufs_wbox_info_cnt(ctx); for (i = 0; i < cnt; i++) { data[i] = ctx->csa.spu_mailbox_data[i]; } @@ -2062,7 +2079,8 @@ static ssize_t spufs_wbox_info_read(struct file *file, char __user *buf, size_t len, loff_t *pos) { struct spu_context *ctx = file->private_data; - int ret; + u32 data[ARRAY_SIZE(ctx->csa.spu_mailbox_data)]; + int ret, count;
if (!access_ok(buf, len)) return -EFAULT; @@ -2071,11 +2089,13 @@ static ssize_t spufs_wbox_info_read(struct file *file, char __user *buf, if (ret) return ret; spin_lock(&ctx->csa.register_lock); - ret = __spufs_wbox_info_read(ctx, buf, len, pos); + count = spufs_wbox_info_cnt(ctx); + memcpy(&data, &ctx->csa.spu_mailbox_data, sizeof(data)); spin_unlock(&ctx->csa.register_lock); spu_release_saved(ctx);
- return ret; + return simple_read_from_buffer(buf, len, pos, &data, + count * sizeof(u32)); }
static const struct file_operations spufs_wbox_info_fops = { @@ -2084,27 +2104,33 @@ static const struct file_operations spufs_wbox_info_fops = { .llseek = generic_file_llseek, };
-static ssize_t __spufs_dma_info_read(struct spu_context *ctx, - char __user *buf, size_t len, loff_t *pos) +static void spufs_get_dma_info(struct spu_context *ctx, + struct spu_dma_info *info) { - struct spu_dma_info info; - struct mfc_cq_sr *qp, *spuqp; int i;
- info.dma_info_type = ctx->csa.priv2.spu_tag_status_query_RW; - info.dma_info_mask = ctx->csa.lscsa->tag_mask.slot[0]; - info.dma_info_status = ctx->csa.spu_chnldata_RW[24]; - info.dma_info_stall_and_notify = ctx->csa.spu_chnldata_RW[25]; - info.dma_info_atomic_command_status = ctx->csa.spu_chnldata_RW[27]; + info->dma_info_type = ctx->csa.priv2.spu_tag_status_query_RW; + info->dma_info_mask = ctx->csa.lscsa->tag_mask.slot[0]; + info->dma_info_status = ctx->csa.spu_chnldata_RW[24]; + info->dma_info_stall_and_notify = ctx->csa.spu_chnldata_RW[25]; + info->dma_info_atomic_command_status = ctx->csa.spu_chnldata_RW[27]; for (i = 0; i < 16; i++) { - qp = &info.dma_info_command_data[i]; - spuqp = &ctx->csa.priv2.spuq[i]; + struct mfc_cq_sr *qp = &info->dma_info_command_data[i]; + struct mfc_cq_sr *spuqp = &ctx->csa.priv2.spuq[i];
qp->mfc_cq_data0_RW = spuqp->mfc_cq_data0_RW; qp->mfc_cq_data1_RW = spuqp->mfc_cq_data1_RW; qp->mfc_cq_data2_RW = spuqp->mfc_cq_data2_RW; qp->mfc_cq_data3_RW = spuqp->mfc_cq_data3_RW; } +} + +static ssize_t __spufs_dma_info_read(struct spu_context *ctx, + char __user *buf, size_t len, loff_t *pos) +{ + struct spu_dma_info info; + + spufs_get_dma_info(ctx, &info);
return simple_read_from_buffer(buf, len, pos, &info, sizeof info); @@ -2114,6 +2140,7 @@ static ssize_t spufs_dma_info_read(struct file *file, char __user *buf, size_t len, loff_t *pos) { struct spu_context *ctx = file->private_data; + struct spu_dma_info info; int ret;
if (!access_ok(buf, len)) @@ -2123,11 +2150,12 @@ static ssize_t spufs_dma_info_read(struct file *file, char __user *buf, if (ret) return ret; spin_lock(&ctx->csa.register_lock); - ret = __spufs_dma_info_read(ctx, buf, len, pos); + spufs_get_dma_info(ctx, &info); spin_unlock(&ctx->csa.register_lock); spu_release_saved(ctx);
- return ret; + return simple_read_from_buffer(buf, len, pos, &info, + sizeof(info)); }
static const struct file_operations spufs_dma_info_fops = { @@ -2136,13 +2164,31 @@ static const struct file_operations spufs_dma_info_fops = { .llseek = no_llseek, };
+static void spufs_get_proxydma_info(struct spu_context *ctx, + struct spu_proxydma_info *info) +{ + int i; + + info->proxydma_info_type = ctx->csa.prob.dma_querytype_RW; + info->proxydma_info_mask = ctx->csa.prob.dma_querymask_RW; + info->proxydma_info_status = ctx->csa.prob.dma_tagstatus_R; + + for (i = 0; i < 8; i++) { + struct mfc_cq_sr *qp = &info->proxydma_info_command_data[i]; + struct mfc_cq_sr *puqp = &ctx->csa.priv2.puq[i]; + + qp->mfc_cq_data0_RW = puqp->mfc_cq_data0_RW; + qp->mfc_cq_data1_RW = puqp->mfc_cq_data1_RW; + qp->mfc_cq_data2_RW = puqp->mfc_cq_data2_RW; + qp->mfc_cq_data3_RW = puqp->mfc_cq_data3_RW; + } +} + static ssize_t __spufs_proxydma_info_read(struct spu_context *ctx, char __user *buf, size_t len, loff_t *pos) { struct spu_proxydma_info info; - struct mfc_cq_sr *qp, *puqp; int ret = sizeof info; - int i;
if (len < ret) return -EINVAL; @@ -2150,18 +2196,7 @@ static ssize_t __spufs_proxydma_info_read(struct spu_context *ctx, if (!access_ok(buf, len)) return -EFAULT;
- info.proxydma_info_type = ctx->csa.prob.dma_querytype_RW; - info.proxydma_info_mask = ctx->csa.prob.dma_querymask_RW; - info.proxydma_info_status = ctx->csa.prob.dma_tagstatus_R; - for (i = 0; i < 8; i++) { - qp = &info.proxydma_info_command_data[i]; - puqp = &ctx->csa.priv2.puq[i]; - - qp->mfc_cq_data0_RW = puqp->mfc_cq_data0_RW; - qp->mfc_cq_data1_RW = puqp->mfc_cq_data1_RW; - qp->mfc_cq_data2_RW = puqp->mfc_cq_data2_RW; - qp->mfc_cq_data3_RW = puqp->mfc_cq_data3_RW; - } + spufs_get_proxydma_info(ctx, &info);
return simple_read_from_buffer(buf, len, pos, &info, sizeof info); @@ -2171,17 +2206,19 @@ static ssize_t spufs_proxydma_info_read(struct file *file, char __user *buf, size_t len, loff_t *pos) { struct spu_context *ctx = file->private_data; + struct spu_proxydma_info info; int ret;
ret = spu_acquire_saved(ctx); if (ret) return ret; spin_lock(&ctx->csa.register_lock); - ret = __spufs_proxydma_info_read(ctx, buf, len, pos); + spufs_get_proxydma_info(ctx, &info); spin_unlock(&ctx->csa.register_lock); spu_release_saved(ctx);
- return ret; + return simple_read_from_buffer(buf, len, pos, &info, + sizeof(info)); }
static const struct file_operations spufs_proxydma_info_fops = { diff --git a/arch/powerpc/platforms/powernv/smp.c b/arch/powerpc/platforms/powernv/smp.c index 13e251699346..b2ba3e95bda7 100644 --- a/arch/powerpc/platforms/powernv/smp.c +++ b/arch/powerpc/platforms/powernv/smp.c @@ -167,7 +167,6 @@ static void pnv_smp_cpu_kill_self(void) /* Standard hot unplug procedure */
idle_task_exit(); - current->active_mm = NULL; /* for sanity */ cpu = smp_processor_id(); DBG("CPU%d offline\n", cpu); generic_set_cpu_dead(cpu); diff --git a/arch/riscv/mm/init.c b/arch/riscv/mm/init.c index 736de6c8739f..fdc772f57edc 100644 --- a/arch/riscv/mm/init.c +++ b/arch/riscv/mm/init.c @@ -479,17 +479,6 @@ static void __init setup_vm_final(void) csr_write(CSR_SATP, PFN_DOWN(__pa_symbol(swapper_pg_dir)) | SATP_MODE); local_flush_tlb_all(); } - -void free_initmem(void) -{ - unsigned long init_begin = (unsigned long)__init_begin; - unsigned long init_end = (unsigned long)__init_end; - - /* Make the region as non-execuatble. */ - set_memory_nx(init_begin, (init_end - init_begin) >> PAGE_SHIFT); - free_initmem_default(POISON_FREE_INITMEM); -} - #else asmlinkage void __init setup_vm(uintptr_t dtb_pa) { diff --git a/arch/riscv/net/bpf_jit_comp32.c b/arch/riscv/net/bpf_jit_comp32.c index 302934177760..11083d4d5f2d 100644 --- a/arch/riscv/net/bpf_jit_comp32.c +++ b/arch/riscv/net/bpf_jit_comp32.c @@ -770,12 +770,13 @@ static int emit_bpf_tail_call(int insn, struct rv_jit_context *ctx) emit_bcc(BPF_JGE, lo(idx_reg), RV_REG_T1, off, ctx);
/* - * if ((temp_tcc = tcc - 1) < 0) + * temp_tcc = tcc - 1; + * if (tcc < 0) * goto out; */ emit(rv_addi(RV_REG_T1, RV_REG_TCC, -1), ctx); off = (tc_ninsn - (ctx->ninsns - start_insn)) << 2; - emit_bcc(BPF_JSLT, RV_REG_T1, RV_REG_ZERO, off, ctx); + emit_bcc(BPF_JSLT, RV_REG_TCC, RV_REG_ZERO, off, ctx);
/* * prog = array->ptrs[index]; diff --git a/arch/s390/net/bpf_jit_comp.c b/arch/s390/net/bpf_jit_comp.c index 8d2134136290..0f37a1b635f8 100644 --- a/arch/s390/net/bpf_jit_comp.c +++ b/arch/s390/net/bpf_jit_comp.c @@ -594,7 +594,7 @@ static void bpf_jit_epilogue(struct bpf_jit *jit, u32 stack_depth) * stack space for the large switch statement. */ static noinline int bpf_jit_insn(struct bpf_jit *jit, struct bpf_prog *fp, - int i, bool extra_pass) + int i, bool extra_pass, u32 stack_depth) { struct bpf_insn *insn = &fp->insnsi[i]; u32 dst_reg = insn->dst_reg; @@ -1207,7 +1207,7 @@ static noinline int bpf_jit_insn(struct bpf_jit *jit, struct bpf_prog *fp, */
if (jit->seen & SEEN_STACK) - off = STK_OFF_TCCNT + STK_OFF + fp->aux->stack_depth; + off = STK_OFF_TCCNT + STK_OFF + stack_depth; else off = STK_OFF_TCCNT; /* lhi %w0,1 */ @@ -1249,7 +1249,7 @@ static noinline int bpf_jit_insn(struct bpf_jit *jit, struct bpf_prog *fp, /* * Restore registers before calling function */ - save_restore_regs(jit, REGS_RESTORE, fp->aux->stack_depth); + save_restore_regs(jit, REGS_RESTORE, stack_depth);
/* * goto *(prog->bpf_func + tail_call_start); @@ -1519,7 +1519,7 @@ static int bpf_set_addr(struct bpf_jit *jit, int i) * Compile eBPF program into s390x code */ static int bpf_jit_prog(struct bpf_jit *jit, struct bpf_prog *fp, - bool extra_pass) + bool extra_pass, u32 stack_depth) { int i, insn_count, lit32_size, lit64_size;
@@ -1527,18 +1527,18 @@ static int bpf_jit_prog(struct bpf_jit *jit, struct bpf_prog *fp, jit->lit64 = jit->lit64_start; jit->prg = 0;
- bpf_jit_prologue(jit, fp->aux->stack_depth); + bpf_jit_prologue(jit, stack_depth); if (bpf_set_addr(jit, 0) < 0) return -1; for (i = 0; i < fp->len; i += insn_count) { - insn_count = bpf_jit_insn(jit, fp, i, extra_pass); + insn_count = bpf_jit_insn(jit, fp, i, extra_pass, stack_depth); if (insn_count < 0) return -1; /* Next instruction address */ if (bpf_set_addr(jit, i + insn_count) < 0) return -1; } - bpf_jit_epilogue(jit, fp->aux->stack_depth); + bpf_jit_epilogue(jit, stack_depth);
lit32_size = jit->lit32 - jit->lit32_start; lit64_size = jit->lit64 - jit->lit64_start; @@ -1569,6 +1569,7 @@ struct s390_jit_data { */ struct bpf_prog *bpf_int_jit_compile(struct bpf_prog *fp) { + u32 stack_depth = round_up(fp->aux->stack_depth, 8); struct bpf_prog *tmp, *orig_fp = fp; struct bpf_binary_header *header; struct s390_jit_data *jit_data; @@ -1621,7 +1622,7 @@ struct bpf_prog *bpf_int_jit_compile(struct bpf_prog *fp) * - 3: Calculate program size and addrs arrray */ for (pass = 1; pass <= 3; pass++) { - if (bpf_jit_prog(&jit, fp, extra_pass)) { + if (bpf_jit_prog(&jit, fp, extra_pass, stack_depth)) { fp = orig_fp; goto free_addrs; } @@ -1635,7 +1636,7 @@ struct bpf_prog *bpf_int_jit_compile(struct bpf_prog *fp) goto free_addrs; } skip_init_ctx: - if (bpf_jit_prog(&jit, fp, extra_pass)) { + if (bpf_jit_prog(&jit, fp, extra_pass, stack_depth)) { bpf_jit_binary_free(header); fp = orig_fp; goto free_addrs; diff --git a/arch/sparc/kernel/ptrace_32.c b/arch/sparc/kernel/ptrace_32.c index 16b50afe7b52..60f7205ebe40 100644 --- a/arch/sparc/kernel/ptrace_32.c +++ b/arch/sparc/kernel/ptrace_32.c @@ -46,82 +46,79 @@ enum sparc_regset { REGSET_FP, };
+static int regwindow32_get(struct task_struct *target, + const struct pt_regs *regs, + u32 *uregs) +{ + unsigned long reg_window = regs->u_regs[UREG_I6]; + int size = 16 * sizeof(u32); + + if (target == current) { + if (copy_from_user(uregs, (void __user *)reg_window, size)) + return -EFAULT; + } else { + if (access_process_vm(target, reg_window, uregs, size, + FOLL_FORCE) != size) + return -EFAULT; + } + return 0; +} + +static int regwindow32_set(struct task_struct *target, + const struct pt_regs *regs, + u32 *uregs) +{ + unsigned long reg_window = regs->u_regs[UREG_I6]; + int size = 16 * sizeof(u32); + + if (target == current) { + if (copy_to_user((void __user *)reg_window, uregs, size)) + return -EFAULT; + } else { + if (access_process_vm(target, reg_window, uregs, size, + FOLL_FORCE | FOLL_WRITE) != size) + return -EFAULT; + } + return 0; +} + static int genregs32_get(struct task_struct *target, const struct user_regset *regset, unsigned int pos, unsigned int count, void *kbuf, void __user *ubuf) { const struct pt_regs *regs = target->thread.kregs; - unsigned long __user *reg_window; - unsigned long *k = kbuf; - unsigned long __user *u = ubuf; - unsigned long reg; + u32 uregs[16]; + int ret;
if (target == current) flush_user_windows();
- pos /= sizeof(reg); - count /= sizeof(reg); - - if (kbuf) { - for (; count > 0 && pos < 16; count--) - *k++ = regs->u_regs[pos++]; - - reg_window = (unsigned long __user *) regs->u_regs[UREG_I6]; - reg_window -= 16; - for (; count > 0 && pos < 32; count--) { - if (get_user(*k++, ®_window[pos++])) - return -EFAULT; - } - } else { - for (; count > 0 && pos < 16; count--) { - if (put_user(regs->u_regs[pos++], u++)) - return -EFAULT; - } - - reg_window = (unsigned long __user *) regs->u_regs[UREG_I6]; - reg_window -= 16; - for (; count > 0 && pos < 32; count--) { - if (get_user(reg, ®_window[pos++]) || - put_user(reg, u++)) - return -EFAULT; - } - } - while (count > 0) { - switch (pos) { - case 32: /* PSR */ - reg = regs->psr; - break; - case 33: /* PC */ - reg = regs->pc; - break; - case 34: /* NPC */ - reg = regs->npc; - break; - case 35: /* Y */ - reg = regs->y; - break; - case 36: /* WIM */ - case 37: /* TBR */ - reg = 0; - break; - default: - goto finish; - } + ret = user_regset_copyout(&pos, &count, &kbuf, &ubuf, + regs->u_regs, + 0, 16 * sizeof(u32)); + if (ret || !count) + return ret;
- if (kbuf) - *k++ = reg; - else if (put_user(reg, u++)) + if (pos < 32 * sizeof(u32)) { + if (regwindow32_get(target, regs, uregs)) return -EFAULT; - pos++; - count--; + ret = user_regset_copyout(&pos, &count, &kbuf, &ubuf, + uregs, + 16 * sizeof(u32), 32 * sizeof(u32)); + if (ret || !count) + return ret; } -finish: - pos *= sizeof(reg); - count *= sizeof(reg);
- return user_regset_copyout_zero(&pos, &count, &kbuf, &ubuf, - 38 * sizeof(reg), -1); + uregs[0] = regs->psr; + uregs[1] = regs->pc; + uregs[2] = regs->npc; + uregs[3] = regs->y; + uregs[4] = 0; /* WIM */ + uregs[5] = 0; /* TBR */ + return user_regset_copyout(&pos, &count, &kbuf, &ubuf, + uregs, + 32 * sizeof(u32), 38 * sizeof(u32)); }
static int genregs32_set(struct task_struct *target, @@ -130,82 +127,53 @@ static int genregs32_set(struct task_struct *target, const void *kbuf, const void __user *ubuf) { struct pt_regs *regs = target->thread.kregs; - unsigned long __user *reg_window; - const unsigned long *k = kbuf; - const unsigned long __user *u = ubuf; - unsigned long reg; + u32 uregs[16]; + u32 psr; + int ret;
if (target == current) flush_user_windows();
- pos /= sizeof(reg); - count /= sizeof(reg); - - if (kbuf) { - for (; count > 0 && pos < 16; count--) - regs->u_regs[pos++] = *k++; - - reg_window = (unsigned long __user *) regs->u_regs[UREG_I6]; - reg_window -= 16; - for (; count > 0 && pos < 32; count--) { - if (put_user(*k++, ®_window[pos++])) - return -EFAULT; - } - } else { - for (; count > 0 && pos < 16; count--) { - if (get_user(reg, u++)) - return -EFAULT; - regs->u_regs[pos++] = reg; - } - - reg_window = (unsigned long __user *) regs->u_regs[UREG_I6]; - reg_window -= 16; - for (; count > 0 && pos < 32; count--) { - if (get_user(reg, u++) || - put_user(reg, ®_window[pos++])) - return -EFAULT; - } - } - while (count > 0) { - unsigned long psr; + ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf, + regs->u_regs, + 0, 16 * sizeof(u32)); + if (ret || !count) + return ret;
- if (kbuf) - reg = *k++; - else if (get_user(reg, u++)) + if (pos < 32 * sizeof(u32)) { + if (regwindow32_get(target, regs, uregs)) return -EFAULT; - - switch (pos) { - case 32: /* PSR */ - psr = regs->psr; - psr &= ~(PSR_ICC | PSR_SYSCALL); - psr |= (reg & (PSR_ICC | PSR_SYSCALL)); - regs->psr = psr; - break; - case 33: /* PC */ - regs->pc = reg; - break; - case 34: /* NPC */ - regs->npc = reg; - break; - case 35: /* Y */ - regs->y = reg; - break; - case 36: /* WIM */ - case 37: /* TBR */ - break; - default: - goto finish; - } - - pos++; - count--; + ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf, + uregs, + 16 * sizeof(u32), 32 * sizeof(u32)); + if (ret) + return ret; + if (regwindow32_set(target, regs, uregs)) + return -EFAULT; + if (!count) + return 0; } -finish: - pos *= sizeof(reg); - count *= sizeof(reg); - + ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf, + &psr, + 32 * sizeof(u32), 33 * sizeof(u32)); + if (ret) + return ret; + regs->psr = (regs->psr & ~(PSR_ICC | PSR_SYSCALL)) | + (psr & (PSR_ICC | PSR_SYSCALL)); + if (!count) + return 0; + ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf, + ®s->pc, + 33 * sizeof(u32), 34 * sizeof(u32)); + if (ret || !count) + return ret; + ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf, + ®s->y, + 34 * sizeof(u32), 35 * sizeof(u32)); + if (ret || !count) + return ret; return user_regset_copyin_ignore(&pos, &count, &kbuf, &ubuf, - 38 * sizeof(reg), -1); + 35 * sizeof(u32), 38 * sizeof(u32)); }
static int fpregs32_get(struct task_struct *target, diff --git a/arch/sparc/kernel/ptrace_64.c b/arch/sparc/kernel/ptrace_64.c index c9d41a96468f..3f5930bfab06 100644 --- a/arch/sparc/kernel/ptrace_64.c +++ b/arch/sparc/kernel/ptrace_64.c @@ -572,19 +572,13 @@ static int genregs32_get(struct task_struct *target, for (; count > 0 && pos < 32; count--) { if (access_process_vm(target, (unsigned long) - ®_window[pos], + ®_window[pos++], ®, sizeof(reg), FOLL_FORCE) != sizeof(reg)) return -EFAULT; - if (access_process_vm(target, - (unsigned long) u, - ®, sizeof(reg), - FOLL_FORCE | FOLL_WRITE) - != sizeof(reg)) + if (put_user(reg, u++)) return -EFAULT; - pos++; - u++; } } } @@ -684,12 +678,7 @@ static int genregs32_set(struct task_struct *target, } } else { for (; count > 0 && pos < 32; count--) { - if (access_process_vm(target, - (unsigned long) - u, - ®, sizeof(reg), - FOLL_FORCE) - != sizeof(reg)) + if (get_user(reg, u++)) return -EFAULT; if (access_process_vm(target, (unsigned long) diff --git a/arch/x86/boot/compressed/head_32.S b/arch/x86/boot/compressed/head_32.S index ab3307036ba4..03557f2174bf 100644 --- a/arch/x86/boot/compressed/head_32.S +++ b/arch/x86/boot/compressed/head_32.S @@ -49,16 +49,17 @@ * Position Independent Executable (PIE) so that linker won't optimize * R_386_GOT32X relocation to its fixed symbol address. Older * linkers generate R_386_32 relocations against locally defined symbols, - * _bss, _ebss, _got and _egot, in PIE. It isn't wrong, just less + * _bss, _ebss, _got, _egot and _end, in PIE. It isn't wrong, just less * optimal than R_386_RELATIVE. But the x86 kernel fails to properly handle * R_386_32 relocations when relocating the kernel. To generate - * R_386_RELATIVE relocations, we mark _bss, _ebss, _got and _egot as + * R_386_RELATIVE relocations, we mark _bss, _ebss, _got, _egot and _end as * hidden: */ .hidden _bss .hidden _ebss .hidden _got .hidden _egot + .hidden _end
__HEAD SYM_FUNC_START(startup_32) diff --git a/arch/x86/boot/compressed/head_64.S b/arch/x86/boot/compressed/head_64.S index 4f7e6b84be07..76d1d64d51e3 100644 --- a/arch/x86/boot/compressed/head_64.S +++ b/arch/x86/boot/compressed/head_64.S @@ -42,6 +42,7 @@ .hidden _ebss .hidden _got .hidden _egot + .hidden _end
__HEAD .code32 diff --git a/arch/x86/include/asm/smap.h b/arch/x86/include/asm/smap.h index 27c47d183f4b..8b58d6975d5d 100644 --- a/arch/x86/include/asm/smap.h +++ b/arch/x86/include/asm/smap.h @@ -57,8 +57,10 @@ static __always_inline unsigned long smap_save(void) { unsigned long flags;
- asm volatile (ALTERNATIVE("", "pushf; pop %0; " __ASM_CLAC, - X86_FEATURE_SMAP) + asm volatile ("# smap_save\n\t" + ALTERNATIVE("jmp 1f", "", X86_FEATURE_SMAP) + "pushf; pop %0; " __ASM_CLAC "\n\t" + "1:" : "=rm" (flags) : : "memory", "cc");
return flags; @@ -66,7 +68,10 @@ static __always_inline unsigned long smap_save(void)
static __always_inline void smap_restore(unsigned long flags) { - asm volatile (ALTERNATIVE("", "push %0; popf", X86_FEATURE_SMAP) + asm volatile ("# smap_restore\n\t" + ALTERNATIVE("jmp 1f", "", X86_FEATURE_SMAP) + "push %0; popf\n\t" + "1:" : : "g" (flags) : "memory", "cc"); }
diff --git a/arch/x86/kernel/amd_nb.c b/arch/x86/kernel/amd_nb.c index b6b3297851f3..18f6b7c4bd79 100644 --- a/arch/x86/kernel/amd_nb.c +++ b/arch/x86/kernel/amd_nb.c @@ -18,9 +18,11 @@ #define PCI_DEVICE_ID_AMD_17H_ROOT 0x1450 #define PCI_DEVICE_ID_AMD_17H_M10H_ROOT 0x15d0 #define PCI_DEVICE_ID_AMD_17H_M30H_ROOT 0x1480 +#define PCI_DEVICE_ID_AMD_17H_M60H_ROOT 0x1630 #define PCI_DEVICE_ID_AMD_17H_DF_F4 0x1464 #define PCI_DEVICE_ID_AMD_17H_M10H_DF_F4 0x15ec #define PCI_DEVICE_ID_AMD_17H_M30H_DF_F4 0x1494 +#define PCI_DEVICE_ID_AMD_17H_M60H_DF_F4 0x144c #define PCI_DEVICE_ID_AMD_17H_M70H_DF_F4 0x1444 #define PCI_DEVICE_ID_AMD_19H_DF_F4 0x1654
@@ -33,6 +35,7 @@ static const struct pci_device_id amd_root_ids[] = { { PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_17H_ROOT) }, { PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_17H_M10H_ROOT) }, { PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_17H_M30H_ROOT) }, + { PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_17H_M60H_ROOT) }, {} };
@@ -50,6 +53,7 @@ static const struct pci_device_id amd_nb_misc_ids[] = { { PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_17H_DF_F3) }, { PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_17H_M10H_DF_F3) }, { PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_17H_M30H_DF_F3) }, + { PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_17H_M60H_DF_F3) }, { PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_CNB17H_F3) }, { PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_17H_M70H_DF_F3) }, { PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_19H_DF_F3) }, @@ -65,6 +69,7 @@ static const struct pci_device_id amd_nb_link_ids[] = { { PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_17H_DF_F4) }, { PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_17H_M10H_DF_F4) }, { PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_17H_M30H_DF_F4) }, + { PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_17H_M60H_DF_F4) }, { PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_17H_M70H_DF_F4) }, { PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_19H_DF_F4) }, { PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_CNB17H_F4) }, diff --git a/arch/x86/kernel/irq_64.c b/arch/x86/kernel/irq_64.c index 12df3a4abfdd..6b32ab009c19 100644 --- a/arch/x86/kernel/irq_64.c +++ b/arch/x86/kernel/irq_64.c @@ -43,7 +43,7 @@ static int map_irq_stack(unsigned int cpu) pages[i] = pfn_to_page(pa >> PAGE_SHIFT); }
- va = vmap(pages, IRQ_STACK_SIZE / PAGE_SIZE, GFP_KERNEL, PAGE_KERNEL); + va = vmap(pages, IRQ_STACK_SIZE / PAGE_SIZE, VM_MAP, PAGE_KERNEL); if (!va) return -ENOMEM;
diff --git a/arch/x86/mm/init.c b/arch/x86/mm/init.c index 1bba16c5742b..a573a3e63f02 100644 --- a/arch/x86/mm/init.c +++ b/arch/x86/mm/init.c @@ -121,8 +121,6 @@ __ref void *alloc_low_pages(unsigned int num) } else { pfn = pgt_buf_end; pgt_buf_end += num; - printk(KERN_DEBUG "BRK [%#010lx, %#010lx] PGTABLE\n", - pfn << PAGE_SHIFT, (pgt_buf_end << PAGE_SHIFT) - 1); }
for (i = 0; i < num; i++) { diff --git a/block/blk-iocost.c b/block/blk-iocost.c index 7c1fe605d0d6..ef193389fffe 100644 --- a/block/blk-iocost.c +++ b/block/blk-iocost.c @@ -1543,19 +1543,39 @@ static void ioc_timer_fn(struct timer_list *timer) if (rq_wait_pct > RQ_WAIT_BUSY_PCT || missed_ppm[READ] > ppm_rthr || missed_ppm[WRITE] > ppm_wthr) { + /* clearly missing QoS targets, slow down vrate */ ioc->busy_level = max(ioc->busy_level, 0); ioc->busy_level++; } else if (rq_wait_pct <= RQ_WAIT_BUSY_PCT * UNBUSY_THR_PCT / 100 && missed_ppm[READ] <= ppm_rthr * UNBUSY_THR_PCT / 100 && missed_ppm[WRITE] <= ppm_wthr * UNBUSY_THR_PCT / 100) { - /* take action iff there is contention */ - if (nr_shortages && !nr_lagging) { + /* QoS targets are being met with >25% margin */ + if (nr_shortages) { + /* + * We're throttling while the device has spare + * capacity. If vrate was being slowed down, stop. + */ ioc->busy_level = min(ioc->busy_level, 0); - /* redistribute surpluses first */ - if (!nr_surpluses) + + /* + * If there are IOs spanning multiple periods, wait + * them out before pushing the device harder. If + * there are surpluses, let redistribution work it + * out first. + */ + if (!nr_lagging && !nr_surpluses) ioc->busy_level--; + } else { + /* + * Nobody is being throttled and the users aren't + * issuing enough IOs to saturate the device. We + * simply don't know how close the device is to + * saturation. Coast. + */ + ioc->busy_level = 0; } } else { + /* inside the hysterisis margin, we're good */ ioc->busy_level = 0; }
diff --git a/block/blk-mq.c b/block/blk-mq.c index a7785df2c944..98a702761e2c 100644 --- a/block/blk-mq.c +++ b/block/blk-mq.c @@ -2521,18 +2521,6 @@ static void blk_mq_map_swqueue(struct request_queue *q) * If the cpu isn't present, the cpu is mapped to first hctx. */ for_each_possible_cpu(i) { - hctx_idx = set->map[HCTX_TYPE_DEFAULT].mq_map[i]; - /* unmapped hw queue can be remapped after CPU topo changed */ - if (!set->tags[hctx_idx] && - !__blk_mq_alloc_rq_map(set, hctx_idx)) { - /* - * If tags initialization fail for some hctx, - * that hctx won't be brought online. In this - * case, remap the current ctx to hctx[0] which - * is guaranteed to always have tags allocated - */ - set->map[HCTX_TYPE_DEFAULT].mq_map[i] = 0; - }
ctx = per_cpu_ptr(q->queue_ctx, i); for (j = 0; j < set->nr_maps; j++) { @@ -2541,6 +2529,18 @@ static void blk_mq_map_swqueue(struct request_queue *q) HCTX_TYPE_DEFAULT, i); continue; } + hctx_idx = set->map[j].mq_map[i]; + /* unmapped hw queue can be remapped after CPU topo changed */ + if (!set->tags[hctx_idx] && + !__blk_mq_alloc_rq_map(set, hctx_idx)) { + /* + * If tags initialization fail for some hctx, + * that hctx won't be brought online. In this + * case, remap the current ctx to hctx[0] which + * is guaranteed to always have tags allocated + */ + set->map[j].mq_map[i] = 0; + }
hctx = blk_mq_map_queue_type(q, j, i); ctx->hctxs[j] = hctx; @@ -3353,8 +3353,8 @@ static void __blk_mq_update_nr_hw_queues(struct blk_mq_tag_set *set,
prev_nr_hw_queues = set->nr_hw_queues; set->nr_hw_queues = nr_hw_queues; - blk_mq_update_queue_map(set); fallback: + blk_mq_update_queue_map(set); list_for_each_entry(q, &set->tag_list, tag_set_list) { blk_mq_realloc_hw_ctxs(set, q); if (q->nr_hw_queues != set->nr_hw_queues) { diff --git a/block/blk.h b/block/blk.h index 0a94ec68af32..151f86932547 100644 --- a/block/blk.h +++ b/block/blk.h @@ -470,9 +470,11 @@ static inline sector_t part_nr_sects_read(struct hd_struct *part) static inline void part_nr_sects_write(struct hd_struct *part, sector_t size) { #if BITS_PER_LONG==32 && defined(CONFIG_SMP) + preempt_disable(); write_seqcount_begin(&part->nr_sects_seq); part->nr_sects = size; write_seqcount_end(&part->nr_sects_seq); + preempt_enable(); #elif BITS_PER_LONG==32 && defined(CONFIG_PREEMPTION) preempt_disable(); part->nr_sects = size; diff --git a/crypto/blake2b_generic.c b/crypto/blake2b_generic.c index 1d262374fa4e..0ffd8d92e308 100644 --- a/crypto/blake2b_generic.c +++ b/crypto/blake2b_generic.c @@ -129,7 +129,9 @@ static void blake2b_compress(struct blake2b_state *S, ROUND(9); ROUND(10); ROUND(11); - +#ifdef CONFIG_CC_IS_CLANG +#pragma nounroll /* https://bugs.llvm.org/show_bug.cgi?id=45803 */ +#endif for (i = 0; i < 8; ++i) S->h[i] = S->h[i] ^ v[i] ^ v[i + 8]; } diff --git a/drivers/acpi/acpica/dsfield.c b/drivers/acpi/acpica/dsfield.c index c901f5aec739..5725baec60f3 100644 --- a/drivers/acpi/acpica/dsfield.c +++ b/drivers/acpi/acpica/dsfield.c @@ -514,13 +514,20 @@ acpi_ds_create_field(union acpi_parse_object *op, info.region_node = region_node;
status = acpi_ds_get_field_names(&info, walk_state, arg->common.next); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); + } + if (info.region_node->object->region.space_id == - ACPI_ADR_SPACE_PLATFORM_COMM - && !(region_node->object->field.internal_pcc_buffer = - ACPI_ALLOCATE_ZEROED(info.region_node->object->region. - length))) { - return_ACPI_STATUS(AE_NO_MEMORY); + ACPI_ADR_SPACE_PLATFORM_COMM) { + region_node->object->field.internal_pcc_buffer = + ACPI_ALLOCATE_ZEROED(info.region_node->object->region. + length); + if (!region_node->object->field.internal_pcc_buffer) { + return_ACPI_STATUS(AE_NO_MEMORY); + } } + return_ACPI_STATUS(status); }
diff --git a/drivers/acpi/arm64/iort.c b/drivers/acpi/arm64/iort.c index 7d04424189df..ec04435a7cea 100644 --- a/drivers/acpi/arm64/iort.c +++ b/drivers/acpi/arm64/iort.c @@ -414,6 +414,7 @@ static struct acpi_iort_node *iort_node_get_id(struct acpi_iort_node *node, static int iort_get_id_mapping_index(struct acpi_iort_node *node) { struct acpi_iort_smmu_v3 *smmu; + struct acpi_iort_pmcg *pmcg;
switch (node->type) { case ACPI_IORT_NODE_SMMU_V3: @@ -441,6 +442,10 @@ static int iort_get_id_mapping_index(struct acpi_iort_node *node)
return smmu->id_mapping_index; case ACPI_IORT_NODE_PMCG: + pmcg = (struct acpi_iort_pmcg *)node->node_data; + if (pmcg->overflow_gsiv || node->mapping_count == 0) + return -EINVAL; + return 0; default: return -EINVAL; diff --git a/drivers/acpi/evged.c b/drivers/acpi/evged.c index 6d7a522952bf..ccd900690b6f 100644 --- a/drivers/acpi/evged.c +++ b/drivers/acpi/evged.c @@ -94,7 +94,7 @@ static acpi_status acpi_ged_request_interrupt(struct acpi_resource *ares, trigger = p->triggering; } else { gsi = pext->interrupts[0]; - trigger = p->triggering; + trigger = pext->triggering; }
irq = r.start; diff --git a/drivers/acpi/video_detect.c b/drivers/acpi/video_detect.c index b4994e50608d..2499d7e3c710 100644 --- a/drivers/acpi/video_detect.c +++ b/drivers/acpi/video_detect.c @@ -361,6 +361,16 @@ static const struct dmi_system_id video_detect_dmi_table[] = { DMI_MATCH(DMI_BOARD_NAME, "JV50"), }, }, + { + /* https://bugzilla.kernel.org/show_bug.cgi?id=207835 */ + .callback = video_detect_force_native, + .ident = "Acer TravelMate 5735Z", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Acer"), + DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 5735Z"), + DMI_MATCH(DMI_BOARD_NAME, "BA51_MV"), + }, + },
/* * Desktops which falsely report a backlight and which our heuristics diff --git a/drivers/base/swnode.c b/drivers/base/swnode.c index de8d3543e8fe..770b1f47a625 100644 --- a/drivers/base/swnode.c +++ b/drivers/base/swnode.c @@ -712,17 +712,18 @@ EXPORT_SYMBOL_GPL(software_node_register_nodes); * @nodes: Zero terminated array of software nodes to be unregistered * * Unregister multiple software nodes at once. + * + * NOTE: Be careful using this call if the nodes had parent pointers set up in + * them before registering. If so, it is wiser to remove the nodes + * individually, in the correct order (child before parent) instead of relying + * on the sequential order of the list of nodes in the array. */ void software_node_unregister_nodes(const struct software_node *nodes) { - struct swnode *swnode; int i;
- for (i = 0; nodes[i].name; i++) { - swnode = software_node_to_swnode(&nodes[i]); - if (swnode) - fwnode_remove_software_node(&swnode->fwnode); - } + for (i = 0; nodes[i].name; i++) + software_node_unregister(&nodes[i]); } EXPORT_SYMBOL_GPL(software_node_unregister_nodes);
@@ -741,6 +742,20 @@ int software_node_register(const struct software_node *node) } EXPORT_SYMBOL_GPL(software_node_register);
+/** + * software_node_unregister - Unregister static software node + * @node: The software node to be unregistered + */ +void software_node_unregister(const struct software_node *node) +{ + struct swnode *swnode; + + swnode = software_node_to_swnode(node); + if (swnode) + fwnode_remove_software_node(&swnode->fwnode); +} +EXPORT_SYMBOL_GPL(software_node_unregister); + struct fwnode_handle * fwnode_create_software_node(const struct property_entry *properties, const struct fwnode_handle *parent) diff --git a/drivers/bluetooth/btbcm.c b/drivers/bluetooth/btbcm.c index 1f498f358f60..e1377934507c 100644 --- a/drivers/bluetooth/btbcm.c +++ b/drivers/bluetooth/btbcm.c @@ -380,6 +380,7 @@ static const struct bcm_subver_table bcm_uart_subver_table[] = { { 0x410e, "BCM43341B0" }, /* 002.001.014 */ { 0x4204, "BCM2076B1" }, /* 002.002.004 */ { 0x4406, "BCM4324B3" }, /* 002.004.006 */ + { 0x4606, "BCM4324B5" }, /* 002.006.006 */ { 0x6109, "BCM4335C0" }, /* 003.001.009 */ { 0x610c, "BCM4354" }, /* 003.001.012 */ { 0x2122, "BCM4343A0" }, /* 001.001.034 */ @@ -395,6 +396,7 @@ static const struct bcm_subver_table bcm_uart_subver_table[] = { };
static const struct bcm_subver_table bcm_usb_subver_table[] = { + { 0x2105, "BCM20703A1" }, /* 001.001.005 */ { 0x210b, "BCM43142A0" }, /* 001.001.011 */ { 0x2112, "BCM4314A0" }, /* 001.001.018 */ { 0x2118, "BCM20702A0" }, /* 001.001.024 */ diff --git a/drivers/bluetooth/btmtkuart.c b/drivers/bluetooth/btmtkuart.c index e11169ad8247..8a81fbca5c9d 100644 --- a/drivers/bluetooth/btmtkuart.c +++ b/drivers/bluetooth/btmtkuart.c @@ -1015,7 +1015,7 @@ static int btmtkuart_probe(struct serdev_device *serdev) if (btmtkuart_is_standalone(bdev)) { err = clk_prepare_enable(bdev->osc); if (err < 0) - return err; + goto err_hci_free_dev;
if (bdev->boot) { gpiod_set_value_cansleep(bdev->boot, 1); @@ -1028,10 +1028,8 @@ static int btmtkuart_probe(struct serdev_device *serdev)
/* Power on */ err = regulator_enable(bdev->vcc); - if (err < 0) { - clk_disable_unprepare(bdev->osc); - return err; - } + if (err < 0) + goto err_clk_disable_unprepare;
/* Reset if the reset-gpios is available otherwise the board * -level design should be guaranteed. @@ -1063,7 +1061,6 @@ static int btmtkuart_probe(struct serdev_device *serdev) err = hci_register_dev(hdev); if (err < 0) { dev_err(&serdev->dev, "Can't register HCI device\n"); - hci_free_dev(hdev); goto err_regulator_disable; }
@@ -1072,6 +1069,11 @@ static int btmtkuart_probe(struct serdev_device *serdev) err_regulator_disable: if (btmtkuart_is_standalone(bdev)) regulator_disable(bdev->vcc); +err_clk_disable_unprepare: + if (btmtkuart_is_standalone(bdev)) + clk_disable_unprepare(bdev->osc); +err_hci_free_dev: + hci_free_dev(hdev);
return err; } diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c index 3bdec42c9612..3d9313c746f3 100644 --- a/drivers/bluetooth/btusb.c +++ b/drivers/bluetooth/btusb.c @@ -58,6 +58,7 @@ static struct usb_driver btusb_driver; #define BTUSB_CW6622 0x100000 #define BTUSB_MEDIATEK 0x200000 #define BTUSB_WIDEBAND_SPEECH 0x400000 +#define BTUSB_VALID_LE_STATES 0x800000
static const struct usb_device_id btusb_table[] = { /* Generic Bluetooth USB device */ diff --git a/drivers/bluetooth/hci_bcm.c b/drivers/bluetooth/hci_bcm.c index b236cb11c0dc..19e4587f366c 100644 --- a/drivers/bluetooth/hci_bcm.c +++ b/drivers/bluetooth/hci_bcm.c @@ -118,6 +118,7 @@ struct bcm_device { u32 oper_speed; int irq; bool irq_active_low; + bool irq_acquired;
#ifdef CONFIG_PM struct hci_uart *hu; @@ -333,6 +334,8 @@ static int bcm_request_irq(struct bcm_data *bcm) goto unlock; }
+ bdev->irq_acquired = true; + device_init_wakeup(bdev->dev, true);
pm_runtime_set_autosuspend_delay(bdev->dev, @@ -514,7 +517,7 @@ static int bcm_close(struct hci_uart *hu) }
if (bdev) { - if (IS_ENABLED(CONFIG_PM) && bdev->irq > 0) { + if (IS_ENABLED(CONFIG_PM) && bdev->irq_acquired) { devm_free_irq(bdev->dev, bdev->irq, bdev); device_init_wakeup(bdev->dev, false); pm_runtime_disable(bdev->dev); @@ -1153,7 +1156,8 @@ static int bcm_of_probe(struct bcm_device *bdev) device_property_read_u8_array(bdev->dev, "brcm,bt-pcm-int-params", bdev->pcm_int_params, 5); bdev->irq = of_irq_get_byname(bdev->dev->of_node, "host-wakeup"); - + bdev->irq_active_low = irq_get_trigger_type(bdev->irq) + & (IRQ_TYPE_EDGE_FALLING | IRQ_TYPE_LEVEL_LOW); return 0; }
diff --git a/drivers/bluetooth/hci_qca.c b/drivers/bluetooth/hci_qca.c index 439392b1c043..0b1036e5e963 100644 --- a/drivers/bluetooth/hci_qca.c +++ b/drivers/bluetooth/hci_qca.c @@ -1953,8 +1953,9 @@ static void qca_serdev_remove(struct serdev_device *serdev)
static int __maybe_unused qca_suspend(struct device *dev) { - struct hci_dev *hdev = container_of(dev, struct hci_dev, dev); - struct hci_uart *hu = hci_get_drvdata(hdev); + struct serdev_device *serdev = to_serdev_device(dev); + struct qca_serdev *qcadev = serdev_device_get_drvdata(serdev); + struct hci_uart *hu = &qcadev->serdev_hu; struct qca_data *qca = hu->priv; unsigned long flags; int ret = 0; @@ -2033,8 +2034,9 @@ static int __maybe_unused qca_suspend(struct device *dev)
static int __maybe_unused qca_resume(struct device *dev) { - struct hci_dev *hdev = container_of(dev, struct hci_dev, dev); - struct hci_uart *hu = hci_get_drvdata(hdev); + struct serdev_device *serdev = to_serdev_device(dev); + struct qca_serdev *qcadev = serdev_device_get_drvdata(serdev); + struct hci_uart *hu = &qcadev->serdev_hu; struct qca_data *qca = hu->priv;
clear_bit(QCA_SUSPENDING, &qca->flags); diff --git a/drivers/clk/mediatek/clk-mux.c b/drivers/clk/mediatek/clk-mux.c index 76f9cd039195..14e127e9a740 100644 --- a/drivers/clk/mediatek/clk-mux.c +++ b/drivers/clk/mediatek/clk-mux.c @@ -160,7 +160,7 @@ struct clk *mtk_clk_register_mux(const struct mtk_mux *mux, spinlock_t *lock) { struct mtk_clk_mux *clk_mux; - struct clk_init_data init; + struct clk_init_data init = {}; struct clk *clk;
clk_mux = kzalloc(sizeof(*clk_mux), GFP_KERNEL); diff --git a/drivers/clocksource/Kconfig b/drivers/clocksource/Kconfig index f2142e6bbea3..f225c27b70f7 100644 --- a/drivers/clocksource/Kconfig +++ b/drivers/clocksource/Kconfig @@ -709,6 +709,7 @@ config MICROCHIP_PIT64B bool "Microchip PIT64B support" depends on OF || COMPILE_TEST select CLKSRC_MMIO + select TIMER_OF help This option enables Microchip PIT64B timer for Atmel based system. It supports the oneshot, the periodic diff --git a/drivers/clocksource/dw_apb_timer.c b/drivers/clocksource/dw_apb_timer.c index b207a77b0831..f5f24a95ee82 100644 --- a/drivers/clocksource/dw_apb_timer.c +++ b/drivers/clocksource/dw_apb_timer.c @@ -222,7 +222,8 @@ static int apbt_next_event(unsigned long delta, /** * dw_apb_clockevent_init() - use an APB timer as a clock_event_device * - * @cpu: The CPU the events will be targeted at. + * @cpu: The CPU the events will be targeted at or -1 if CPU affiliation + * isn't required. * @name: The name used for the timer and the IRQ for it. * @rating: The rating to give the timer. * @base: I/O base for the timer registers. @@ -257,7 +258,7 @@ dw_apb_clockevent_init(int cpu, const char *name, unsigned rating, dw_ced->ced.max_delta_ticks = 0x7fffffff; dw_ced->ced.min_delta_ns = clockevent_delta2ns(5000, &dw_ced->ced); dw_ced->ced.min_delta_ticks = 5000; - dw_ced->ced.cpumask = cpumask_of(cpu); + dw_ced->ced.cpumask = cpu < 0 ? cpu_possible_mask : cpumask_of(cpu); dw_ced->ced.features = CLOCK_EVT_FEAT_PERIODIC | CLOCK_EVT_FEAT_ONESHOT | CLOCK_EVT_FEAT_DYNIRQ; dw_ced->ced.set_state_shutdown = apbt_shutdown; diff --git a/drivers/clocksource/dw_apb_timer_of.c b/drivers/clocksource/dw_apb_timer_of.c index 8c28b127759f..6921b91b61ef 100644 --- a/drivers/clocksource/dw_apb_timer_of.c +++ b/drivers/clocksource/dw_apb_timer_of.c @@ -147,10 +147,6 @@ static int num_called; static int __init dw_apb_timer_init(struct device_node *timer) { switch (num_called) { - case 0: - pr_debug("%s: found clockevent timer\n", __func__); - add_clockevent(timer); - break; case 1: pr_debug("%s: found clocksource timer\n", __func__); add_clocksource(timer); @@ -161,6 +157,8 @@ static int __init dw_apb_timer_init(struct device_node *timer) #endif break; default: + pr_debug("%s: found clockevent timer\n", __func__); + add_clockevent(timer); break; }
diff --git a/drivers/clocksource/timer-versatile.c b/drivers/clocksource/timer-versatile.c index e4ebb656d005..f5d017b31afa 100644 --- a/drivers/clocksource/timer-versatile.c +++ b/drivers/clocksource/timer-versatile.c @@ -6,6 +6,7 @@
#include <linux/clocksource.h> #include <linux/io.h> +#include <linux/of.h> #include <linux/of_address.h> #include <linux/sched_clock.h>
@@ -22,6 +23,8 @@ static int __init versatile_sched_clock_init(struct device_node *node) { void __iomem *base = of_iomap(node, 0);
+ of_node_clear_flag(node, OF_POPULATED); + if (!base) return -ENXIO;
diff --git a/drivers/cpufreq/qcom-cpufreq-nvmem.c b/drivers/cpufreq/qcom-cpufreq-nvmem.c index a1b8238872a2..d06b37822c3d 100644 --- a/drivers/cpufreq/qcom-cpufreq-nvmem.c +++ b/drivers/cpufreq/qcom-cpufreq-nvmem.c @@ -277,7 +277,7 @@ static int qcom_cpufreq_probe(struct platform_device *pdev) if (!np) return -ENOENT;
- ret = of_device_is_compatible(np, "operating-points-v2-qcom-cpu"); + ret = of_device_is_compatible(np, "operating-points-v2-kryo-cpu"); if (!ret) { of_node_put(np); return -ENOENT; diff --git a/drivers/cpuidle/cpuidle-psci.c b/drivers/cpuidle/cpuidle-psci.c index bae9140a65a5..d0fb585073c6 100644 --- a/drivers/cpuidle/cpuidle-psci.c +++ b/drivers/cpuidle/cpuidle-psci.c @@ -58,6 +58,10 @@ static int psci_enter_domain_idle_state(struct cpuidle_device *dev, u32 state; int ret;
+ ret = cpu_pm_enter(); + if (ret) + return -1; + /* Do runtime PM to manage a hierarchical CPU toplogy. */ pm_runtime_put_sync_suspend(pd_dev);
@@ -65,10 +69,12 @@ static int psci_enter_domain_idle_state(struct cpuidle_device *dev, if (!state) state = states[idx];
- ret = psci_enter_state(idx, state); + ret = psci_cpu_suspend_enter(state) ? -1 : idx;
pm_runtime_get_sync(pd_dev);
+ cpu_pm_exit(); + /* Clear the domain state to start fresh when back from idle. */ psci_set_domain_state(0); return ret; diff --git a/drivers/cpuidle/sysfs.c b/drivers/cpuidle/sysfs.c index cdeedbf02646..55107565b319 100644 --- a/drivers/cpuidle/sysfs.c +++ b/drivers/cpuidle/sysfs.c @@ -515,7 +515,7 @@ static int cpuidle_add_state_sysfs(struct cpuidle_device *device) ret = kobject_init_and_add(&kobj->kobj, &ktype_state_cpuidle, &kdev->kobj, "state%d", i); if (ret) { - kfree(kobj); + kobject_put(&kobj->kobj); goto error_state; } cpuidle_add_s2idle_attr_group(kobj); @@ -646,7 +646,7 @@ static int cpuidle_add_driver_sysfs(struct cpuidle_device *dev) ret = kobject_init_and_add(&kdrv->kobj, &ktype_driver_cpuidle, &kdev->kobj, "driver"); if (ret) { - kfree(kdrv); + kobject_put(&kdrv->kobj); return ret; }
@@ -740,7 +740,7 @@ int cpuidle_add_sysfs(struct cpuidle_device *dev) error = kobject_init_and_add(&kdev->kobj, &ktype_cpuidle, &cpu_dev->kobj, "cpuidle"); if (error) { - kfree(kdev); + kobject_put(&kdev->kobj); return error; }
diff --git a/drivers/crypto/ccp/Kconfig b/drivers/crypto/ccp/Kconfig index e0a8bd15aa74..32268e239bf1 100644 --- a/drivers/crypto/ccp/Kconfig +++ b/drivers/crypto/ccp/Kconfig @@ -10,10 +10,9 @@ config CRYPTO_DEV_CCP_DD config CRYPTO_DEV_SP_CCP bool "Cryptographic Coprocessor device" default y - depends on CRYPTO_DEV_CCP_DD + depends on CRYPTO_DEV_CCP_DD && DMADEVICES select HW_RANDOM select DMA_ENGINE - select DMADEVICES select CRYPTO_SHA1 select CRYPTO_SHA256 help diff --git a/drivers/crypto/chelsio/chcr_algo.c b/drivers/crypto/chelsio/chcr_algo.c index c29b80dd30d8..6c2cd36048ea 100644 --- a/drivers/crypto/chelsio/chcr_algo.c +++ b/drivers/crypto/chelsio/chcr_algo.c @@ -1054,8 +1054,8 @@ static unsigned int adjust_ctr_overflow(u8 *iv, u32 bytes) u32 temp = be32_to_cpu(*--b);
temp = ~temp; - c = (u64)temp + 1; // No of block can processed withou overflow - if ((bytes / AES_BLOCK_SIZE) > c) + c = (u64)temp + 1; // No of block can processed without overflow + if ((bytes / AES_BLOCK_SIZE) >= c) bytes = c * AES_BLOCK_SIZE; return bytes; } @@ -1158,15 +1158,16 @@ static int chcr_final_cipher_iv(struct skcipher_request *req, static int chcr_handle_cipher_resp(struct skcipher_request *req, unsigned char *input, int err) { + struct chcr_skcipher_req_ctx *reqctx = skcipher_request_ctx(req); struct crypto_skcipher *tfm = crypto_skcipher_reqtfm(req); - struct chcr_context *ctx = c_ctx(tfm); - struct uld_ctx *u_ctx = ULD_CTX(c_ctx(tfm)); - struct ablk_ctx *ablkctx = ABLK_CTX(c_ctx(tfm)); - struct sk_buff *skb; struct cpl_fw6_pld *fw6_pld = (struct cpl_fw6_pld *)input; - struct chcr_skcipher_req_ctx *reqctx = skcipher_request_ctx(req); - struct cipher_wr_param wrparam; + struct ablk_ctx *ablkctx = ABLK_CTX(c_ctx(tfm)); + struct uld_ctx *u_ctx = ULD_CTX(c_ctx(tfm)); struct chcr_dev *dev = c_ctx(tfm)->dev; + struct chcr_context *ctx = c_ctx(tfm); + struct adapter *adap = padap(ctx->dev); + struct cipher_wr_param wrparam; + struct sk_buff *skb; int bytes;
if (err) @@ -1197,6 +1198,8 @@ static int chcr_handle_cipher_resp(struct skcipher_request *req, if (unlikely(bytes == 0)) { chcr_cipher_dma_unmap(&ULD_CTX(c_ctx(tfm))->lldi.pdev->dev, req); + memcpy(req->iv, reqctx->init_iv, IV); + atomic_inc(&adap->chcr_stats.fallback); err = chcr_cipher_fallback(ablkctx->sw_cipher, req->base.flags, req->src, @@ -1248,20 +1251,28 @@ static int process_cipher(struct skcipher_request *req, struct sk_buff **skb, unsigned short op_type) { + struct chcr_skcipher_req_ctx *reqctx = skcipher_request_ctx(req); struct crypto_skcipher *tfm = crypto_skcipher_reqtfm(req); unsigned int ivsize = crypto_skcipher_ivsize(tfm); - struct chcr_skcipher_req_ctx *reqctx = skcipher_request_ctx(req); struct ablk_ctx *ablkctx = ABLK_CTX(c_ctx(tfm)); + struct adapter *adap = padap(c_ctx(tfm)->dev); struct cipher_wr_param wrparam; int bytes, err = -EINVAL; + int subtype;
reqctx->processed = 0; reqctx->partial_req = 0; if (!req->iv) goto error; + subtype = get_cryptoalg_subtype(tfm); if ((ablkctx->enckey_len == 0) || (ivsize > AES_BLOCK_SIZE) || (req->cryptlen == 0) || (req->cryptlen % crypto_skcipher_blocksize(tfm))) { + if (req->cryptlen == 0 && subtype != CRYPTO_ALG_SUB_TYPE_XTS) + goto fallback; + else if (req->cryptlen % crypto_skcipher_blocksize(tfm) && + subtype == CRYPTO_ALG_SUB_TYPE_XTS) + goto fallback; pr_err("AES: Invalid value of Key Len %d nbytes %d IV Len %d\n", ablkctx->enckey_len, req->cryptlen, ivsize); goto error; @@ -1302,12 +1313,10 @@ static int process_cipher(struct skcipher_request *req, } else { bytes = req->cryptlen; } - if (get_cryptoalg_subtype(tfm) == - CRYPTO_ALG_SUB_TYPE_CTR) { + if (subtype == CRYPTO_ALG_SUB_TYPE_CTR) { bytes = adjust_ctr_overflow(req->iv, bytes); } - if (get_cryptoalg_subtype(tfm) == - CRYPTO_ALG_SUB_TYPE_CTR_RFC3686) { + if (subtype == CRYPTO_ALG_SUB_TYPE_CTR_RFC3686) { memcpy(reqctx->iv, ablkctx->nonce, CTR_RFC3686_NONCE_SIZE); memcpy(reqctx->iv + CTR_RFC3686_NONCE_SIZE, req->iv, CTR_RFC3686_IV_SIZE); @@ -1315,20 +1324,25 @@ static int process_cipher(struct skcipher_request *req, /* initialize counter portion of counter block */ *(__be32 *)(reqctx->iv + CTR_RFC3686_NONCE_SIZE + CTR_RFC3686_IV_SIZE) = cpu_to_be32(1); + memcpy(reqctx->init_iv, reqctx->iv, IV);
} else {
memcpy(reqctx->iv, req->iv, IV); + memcpy(reqctx->init_iv, req->iv, IV); } if (unlikely(bytes == 0)) { chcr_cipher_dma_unmap(&ULD_CTX(c_ctx(tfm))->lldi.pdev->dev, req); +fallback: atomic_inc(&adap->chcr_stats.fallback); err = chcr_cipher_fallback(ablkctx->sw_cipher, req->base.flags, req->src, req->dst, req->cryptlen, - reqctx->iv, + subtype == + CRYPTO_ALG_SUB_TYPE_CTR_RFC3686 ? + reqctx->iv : req->iv, op_type); goto error; } @@ -1443,6 +1457,7 @@ static int chcr_device_init(struct chcr_context *ctx) if (!ctx->dev) { u_ctx = assign_chcr_device(); if (!u_ctx) { + err = -ENXIO; pr_err("chcr device assignment fails\n"); goto out; } @@ -2910,7 +2925,7 @@ static void fill_sec_cpl_for_aead(struct cpl_tx_sec_pdu *sec_cpl, unsigned int mac_mode = CHCR_SCMD_AUTH_MODE_CBCMAC; unsigned int rx_channel_id = reqctx->rxqidx / ctx->rxq_perchan; unsigned int ccm_xtra; - unsigned char tag_offset = 0, auth_offset = 0; + unsigned int tag_offset = 0, auth_offset = 0; unsigned int assoclen;
if (get_aead_subtype(tfm) == CRYPTO_ALG_SUB_TYPE_AEAD_RFC4309) diff --git a/drivers/crypto/chelsio/chcr_crypto.h b/drivers/crypto/chelsio/chcr_crypto.h index 542bebae001f..b3fdbdc25acb 100644 --- a/drivers/crypto/chelsio/chcr_crypto.h +++ b/drivers/crypto/chelsio/chcr_crypto.h @@ -302,6 +302,7 @@ struct chcr_skcipher_req_ctx { unsigned int op; u16 imm; u8 iv[CHCR_MAX_CRYPTO_IV_LEN]; + u8 init_iv[CHCR_MAX_CRYPTO_IV_LEN]; u16 txqidx; u16 rxqidx; }; diff --git a/drivers/crypto/stm32/stm32-crc32.c b/drivers/crypto/stm32/stm32-crc32.c index 8e92e4ac79f1..10304511f9b4 100644 --- a/drivers/crypto/stm32/stm32-crc32.c +++ b/drivers/crypto/stm32/stm32-crc32.c @@ -28,8 +28,10 @@
/* Registers values */ #define CRC_CR_RESET BIT(0) -#define CRC_CR_REVERSE (BIT(7) | BIT(6) | BIT(5)) -#define CRC_INIT_DEFAULT 0xFFFFFFFF +#define CRC_CR_REV_IN_WORD (BIT(6) | BIT(5)) +#define CRC_CR_REV_IN_BYTE BIT(5) +#define CRC_CR_REV_OUT BIT(7) +#define CRC32C_INIT_DEFAULT 0xFFFFFFFF
#define CRC_AUTOSUSPEND_DELAY 50
@@ -38,8 +40,6 @@ struct stm32_crc { struct device *dev; void __iomem *regs; struct clk *clk; - u8 pending_data[sizeof(u32)]; - size_t nb_pending_bytes; };
struct stm32_crc_list { @@ -59,14 +59,13 @@ struct stm32_crc_ctx {
struct stm32_crc_desc_ctx { u32 partial; /* crc32c: partial in first 4 bytes of that struct */ - struct stm32_crc *crc; };
static int stm32_crc32_cra_init(struct crypto_tfm *tfm) { struct stm32_crc_ctx *mctx = crypto_tfm_ctx(tfm);
- mctx->key = CRC_INIT_DEFAULT; + mctx->key = 0; mctx->poly = CRC32_POLY_LE; return 0; } @@ -75,7 +74,7 @@ static int stm32_crc32c_cra_init(struct crypto_tfm *tfm) { struct stm32_crc_ctx *mctx = crypto_tfm_ctx(tfm);
- mctx->key = CRC_INIT_DEFAULT; + mctx->key = CRC32C_INIT_DEFAULT; mctx->poly = CRC32C_POLY_LE; return 0; } @@ -92,32 +91,42 @@ static int stm32_crc_setkey(struct crypto_shash *tfm, const u8 *key, return 0; }
+static struct stm32_crc *stm32_crc_get_next_crc(void) +{ + struct stm32_crc *crc; + + spin_lock_bh(&crc_list.lock); + crc = list_first_entry(&crc_list.dev_list, struct stm32_crc, list); + if (crc) + list_move_tail(&crc->list, &crc_list.dev_list); + spin_unlock_bh(&crc_list.lock); + + return crc; +} + static int stm32_crc_init(struct shash_desc *desc) { struct stm32_crc_desc_ctx *ctx = shash_desc_ctx(desc); struct stm32_crc_ctx *mctx = crypto_shash_ctx(desc->tfm); struct stm32_crc *crc;
- spin_lock_bh(&crc_list.lock); - list_for_each_entry(crc, &crc_list.dev_list, list) { - ctx->crc = crc; - break; - } - spin_unlock_bh(&crc_list.lock); + crc = stm32_crc_get_next_crc(); + if (!crc) + return -ENODEV;
- pm_runtime_get_sync(ctx->crc->dev); + pm_runtime_get_sync(crc->dev);
/* Reset, set key, poly and configure in bit reverse mode */ - writel_relaxed(bitrev32(mctx->key), ctx->crc->regs + CRC_INIT); - writel_relaxed(bitrev32(mctx->poly), ctx->crc->regs + CRC_POL); - writel_relaxed(CRC_CR_RESET | CRC_CR_REVERSE, ctx->crc->regs + CRC_CR); + writel_relaxed(bitrev32(mctx->key), crc->regs + CRC_INIT); + writel_relaxed(bitrev32(mctx->poly), crc->regs + CRC_POL); + writel_relaxed(CRC_CR_RESET | CRC_CR_REV_IN_WORD | CRC_CR_REV_OUT, + crc->regs + CRC_CR);
/* Store partial result */ - ctx->partial = readl_relaxed(ctx->crc->regs + CRC_DR); - ctx->crc->nb_pending_bytes = 0; + ctx->partial = readl_relaxed(crc->regs + CRC_DR);
- pm_runtime_mark_last_busy(ctx->crc->dev); - pm_runtime_put_autosuspend(ctx->crc->dev); + pm_runtime_mark_last_busy(crc->dev); + pm_runtime_put_autosuspend(crc->dev);
return 0; } @@ -126,31 +135,49 @@ static int stm32_crc_update(struct shash_desc *desc, const u8 *d8, unsigned int length) { struct stm32_crc_desc_ctx *ctx = shash_desc_ctx(desc); - struct stm32_crc *crc = ctx->crc; - u32 *d32; - unsigned int i; + struct stm32_crc_ctx *mctx = crypto_shash_ctx(desc->tfm); + struct stm32_crc *crc; + + crc = stm32_crc_get_next_crc(); + if (!crc) + return -ENODEV;
pm_runtime_get_sync(crc->dev);
- if (unlikely(crc->nb_pending_bytes)) { - while (crc->nb_pending_bytes != sizeof(u32) && length) { - /* Fill in pending data */ - crc->pending_data[crc->nb_pending_bytes++] = *(d8++); + /* + * Restore previously calculated CRC for this context as init value + * Restore polynomial configuration + * Configure in register for word input data, + * Configure out register in reversed bit mode data. + */ + writel_relaxed(bitrev32(ctx->partial), crc->regs + CRC_INIT); + writel_relaxed(bitrev32(mctx->poly), crc->regs + CRC_POL); + writel_relaxed(CRC_CR_RESET | CRC_CR_REV_IN_WORD | CRC_CR_REV_OUT, + crc->regs + CRC_CR); + + if (d8 != PTR_ALIGN(d8, sizeof(u32))) { + /* Configure for byte data */ + writel_relaxed(CRC_CR_REV_IN_BYTE | CRC_CR_REV_OUT, + crc->regs + CRC_CR); + while (d8 != PTR_ALIGN(d8, sizeof(u32)) && length) { + writeb_relaxed(*d8++, crc->regs + CRC_DR); length--; } - - if (crc->nb_pending_bytes == sizeof(u32)) { - /* Process completed pending data */ - writel_relaxed(*(u32 *)crc->pending_data, - crc->regs + CRC_DR); - crc->nb_pending_bytes = 0; - } + /* Configure for word data */ + writel_relaxed(CRC_CR_REV_IN_WORD | CRC_CR_REV_OUT, + crc->regs + CRC_CR); }
- d32 = (u32 *)d8; - for (i = 0; i < length >> 2; i++) - /* Process 32 bits data */ - writel_relaxed(*(d32++), crc->regs + CRC_DR); + for (; length >= sizeof(u32); d8 += sizeof(u32), length -= sizeof(u32)) + writel_relaxed(*((u32 *)d8), crc->regs + CRC_DR); + + if (length) { + /* Configure for byte data */ + writel_relaxed(CRC_CR_REV_IN_BYTE | CRC_CR_REV_OUT, + crc->regs + CRC_CR); + while (length--) + writeb_relaxed(*d8++, crc->regs + CRC_DR); + }
/* Store partial result */ ctx->partial = readl_relaxed(crc->regs + CRC_DR); @@ -158,22 +185,6 @@ static int stm32_crc_update(struct shash_desc *desc, const u8 *d8, pm_runtime_mark_last_busy(crc->dev); pm_runtime_put_autosuspend(crc->dev);
- /* Check for pending data (non 32 bits) */ - length &= 3; - if (likely(!length)) - return 0; - - if ((crc->nb_pending_bytes + length) >= sizeof(u32)) { - /* Shall not happen */ - dev_err(crc->dev, "Pending data overflow\n"); - return -EINVAL; - } - - d8 = (const u8 *)d32; - for (i = 0; i < length; i++) - /* Store pending data */ - crc->pending_data[crc->nb_pending_bytes++] = *(d8++); - return 0; }
@@ -202,6 +213,8 @@ static int stm32_crc_digest(struct shash_desc *desc, const u8 *data, return stm32_crc_init(desc) ?: stm32_crc_finup(desc, data, length, out); }
+static unsigned int refcnt; +static DEFINE_MUTEX(refcnt_lock); static struct shash_alg algs[] = { /* CRC-32 */ { @@ -292,12 +305,18 @@ static int stm32_crc_probe(struct platform_device *pdev) list_add(&crc->list, &crc_list.dev_list); spin_unlock(&crc_list.lock);
- ret = crypto_register_shashes(algs, ARRAY_SIZE(algs)); - if (ret) { - dev_err(dev, "Failed to register\n"); - clk_disable_unprepare(crc->clk); - return ret; + mutex_lock(&refcnt_lock); + if (!refcnt) { + ret = crypto_register_shashes(algs, ARRAY_SIZE(algs)); + if (ret) { + mutex_unlock(&refcnt_lock); + dev_err(dev, "Failed to register\n"); + clk_disable_unprepare(crc->clk); + return ret; + } } + refcnt++; + mutex_unlock(&refcnt_lock);
dev_info(dev, "Initialized\n");
@@ -318,7 +337,10 @@ static int stm32_crc_remove(struct platform_device *pdev) list_del(&crc->list); spin_unlock(&crc_list.lock);
- crypto_unregister_shashes(algs, ARRAY_SIZE(algs)); + mutex_lock(&refcnt_lock); + if (!--refcnt) + crypto_unregister_shashes(algs, ARRAY_SIZE(algs)); + mutex_unlock(&refcnt_lock);
pm_runtime_disable(crc->dev); pm_runtime_put_noidle(crc->dev); diff --git a/drivers/edac/amd64_edac.c b/drivers/edac/amd64_edac.c index f91f3bc1e0b2..4e9994de0b90 100644 --- a/drivers/edac/amd64_edac.c +++ b/drivers/edac/amd64_edac.c @@ -2319,6 +2319,16 @@ static struct amd64_family_type family_types[] = { .dbam_to_cs = f17_addr_mask_to_cs_size, } }, + [F17_M60H_CPUS] = { + .ctl_name = "F17h_M60h", + .f0_id = PCI_DEVICE_ID_AMD_17H_M60H_DF_F0, + .f6_id = PCI_DEVICE_ID_AMD_17H_M60H_DF_F6, + .max_mcs = 2, + .ops = { + .early_channel_count = f17_early_channel_count, + .dbam_to_cs = f17_addr_mask_to_cs_size, + } + }, [F17_M70H_CPUS] = { .ctl_name = "F17h_M70h", .f0_id = PCI_DEVICE_ID_AMD_17H_M70H_DF_F0, @@ -3357,6 +3367,10 @@ static struct amd64_family_type *per_family_init(struct amd64_pvt *pvt) fam_type = &family_types[F17_M30H_CPUS]; pvt->ops = &family_types[F17_M30H_CPUS].ops; break; + } else if (pvt->model >= 0x60 && pvt->model <= 0x6f) { + fam_type = &family_types[F17_M60H_CPUS]; + pvt->ops = &family_types[F17_M60H_CPUS].ops; + break; } else if (pvt->model >= 0x70 && pvt->model <= 0x7f) { fam_type = &family_types[F17_M70H_CPUS]; pvt->ops = &family_types[F17_M70H_CPUS].ops; diff --git a/drivers/edac/amd64_edac.h b/drivers/edac/amd64_edac.h index abbf3c274d74..52b5d03eeba0 100644 --- a/drivers/edac/amd64_edac.h +++ b/drivers/edac/amd64_edac.h @@ -120,6 +120,8 @@ #define PCI_DEVICE_ID_AMD_17H_M10H_DF_F6 0x15ee #define PCI_DEVICE_ID_AMD_17H_M30H_DF_F0 0x1490 #define PCI_DEVICE_ID_AMD_17H_M30H_DF_F6 0x1496 +#define PCI_DEVICE_ID_AMD_17H_M60H_DF_F0 0x1448 +#define PCI_DEVICE_ID_AMD_17H_M60H_DF_F6 0x144e #define PCI_DEVICE_ID_AMD_17H_M70H_DF_F0 0x1440 #define PCI_DEVICE_ID_AMD_17H_M70H_DF_F6 0x1446 #define PCI_DEVICE_ID_AMD_19H_DF_F0 0x1650 @@ -293,6 +295,7 @@ enum amd_families { F17_CPUS, F17_M10H_CPUS, F17_M30H_CPUS, + F17_M60H_CPUS, F17_M70H_CPUS, F19_CPUS, NUM_FAMILIES, diff --git a/drivers/firmware/efi/libstub/Makefile b/drivers/firmware/efi/libstub/Makefile index 094eabdecfe6..d85016553f14 100644 --- a/drivers/firmware/efi/libstub/Makefile +++ b/drivers/firmware/efi/libstub/Makefile @@ -30,6 +30,7 @@ KBUILD_CFLAGS := $(cflags-y) -DDISABLE_BRANCH_PROFILING \ -D__NO_FORTIFY \ $(call cc-option,-ffreestanding) \ $(call cc-option,-fno-stack-protector) \ + $(call cc-option,-fno-addrsig) \ -D__DISABLE_EXPORTS
GCOV_PROFILE := n diff --git a/drivers/firmware/efi/libstub/randomalloc.c b/drivers/firmware/efi/libstub/randomalloc.c index 4578f59e160c..6200dfa650f5 100644 --- a/drivers/firmware/efi/libstub/randomalloc.c +++ b/drivers/firmware/efi/libstub/randomalloc.c @@ -74,6 +74,8 @@ efi_status_t efi_random_alloc(unsigned long size, if (align < EFI_ALLOC_ALIGN) align = EFI_ALLOC_ALIGN;
+ size = round_up(size, EFI_ALLOC_ALIGN); + /* count the suitable slots in each memory map entry */ for (map_offset = 0; map_offset < map_size; map_offset += desc_size) { efi_memory_desc_t *md = (void *)memory_map + map_offset; @@ -109,7 +111,7 @@ efi_status_t efi_random_alloc(unsigned long size, }
target = round_up(md->phys_addr, align) + target_slot * align; - pages = round_up(size, EFI_PAGE_SIZE) / EFI_PAGE_SIZE; + pages = size / EFI_PAGE_SIZE;
status = efi_bs_call(allocate_pages, EFI_ALLOCATE_ADDRESS, EFI_LOADER_DATA, pages, &target); diff --git a/drivers/gnss/sirf.c b/drivers/gnss/sirf.c index effed3a8d398..2ecb1d3e8eeb 100644 --- a/drivers/gnss/sirf.c +++ b/drivers/gnss/sirf.c @@ -439,14 +439,18 @@ static int sirf_probe(struct serdev_device *serdev)
data->on_off = devm_gpiod_get_optional(dev, "sirf,onoff", GPIOD_OUT_LOW); - if (IS_ERR(data->on_off)) + if (IS_ERR(data->on_off)) { + ret = PTR_ERR(data->on_off); goto err_put_device; + }
if (data->on_off) { data->wakeup = devm_gpiod_get_optional(dev, "sirf,wakeup", GPIOD_IN); - if (IS_ERR(data->wakeup)) + if (IS_ERR(data->wakeup)) { + ret = PTR_ERR(data->wakeup); goto err_put_device; + }
ret = regulator_enable(data->vcc); if (ret) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c index 4277125a79ee..32f36c940abb 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c @@ -161,16 +161,17 @@ void amdgpu_gem_object_close(struct drm_gem_object *obj,
struct amdgpu_bo_list_entry vm_pd; struct list_head list, duplicates; + struct dma_fence *fence = NULL; struct ttm_validate_buffer tv; struct ww_acquire_ctx ticket; struct amdgpu_bo_va *bo_va; - int r; + long r;
INIT_LIST_HEAD(&list); INIT_LIST_HEAD(&duplicates);
tv.bo = &bo->tbo; - tv.num_shared = 1; + tv.num_shared = 2; list_add(&tv.head, &list);
amdgpu_vm_get_pd_bo(vm, &list, &vm_pd); @@ -178,28 +179,34 @@ void amdgpu_gem_object_close(struct drm_gem_object *obj, r = ttm_eu_reserve_buffers(&ticket, &list, false, &duplicates); if (r) { dev_err(adev->dev, "leaking bo va because " - "we fail to reserve bo (%d)\n", r); + "we fail to reserve bo (%ld)\n", r); return; } bo_va = amdgpu_vm_bo_find(vm, bo); - if (bo_va && --bo_va->ref_count == 0) { - amdgpu_vm_bo_rmv(adev, bo_va); - - if (amdgpu_vm_ready(vm)) { - struct dma_fence *fence = NULL; + if (!bo_va || --bo_va->ref_count) + goto out_unlock;
- r = amdgpu_vm_clear_freed(adev, vm, &fence); - if (unlikely(r)) { - dev_err(adev->dev, "failed to clear page " - "tables on GEM object close (%d)\n", r); - } + amdgpu_vm_bo_rmv(adev, bo_va); + if (!amdgpu_vm_ready(vm)) + goto out_unlock;
- if (fence) { - amdgpu_bo_fence(bo, fence, true); - dma_fence_put(fence); - } - } + fence = dma_resv_get_excl(bo->tbo.base.resv); + if (fence) { + amdgpu_bo_fence(bo, fence, true); + fence = NULL; } + + r = amdgpu_vm_clear_freed(adev, vm, &fence); + if (r || !fence) + goto out_unlock; + + amdgpu_bo_fence(bo, fence, true); + dma_fence_put(fence); + +out_unlock: + if (unlikely(r < 0)) + dev_err(adev->dev, "failed to clear page " + "tables on GEM object close (%ld)\n", r); ttm_eu_backoff_reservation(&ticket, &list); }
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c index abe94a55ecad..532f4d908b8d 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c @@ -383,6 +383,15 @@ static ssize_t amdgpu_set_dpm_forced_performance_level(struct device *dev, return count; }
+ if (adev->asic_type == CHIP_RAVEN) { + if (adev->rev_id < 8) { + if (current_level != AMD_DPM_FORCED_LEVEL_MANUAL && level == AMD_DPM_FORCED_LEVEL_MANUAL) + amdgpu_gfx_off_ctrl(adev, false); + else if (current_level == AMD_DPM_FORCED_LEVEL_MANUAL && level != AMD_DPM_FORCED_LEVEL_MANUAL) + amdgpu_gfx_off_ctrl(adev, true); + } + } + /* profile_exit setting is valid only when current mode is in profile mode */ if (!(current_level & (AMD_DPM_FORCED_LEVEL_PROFILE_STANDARD | AMD_DPM_FORCED_LEVEL_PROFILE_MIN_SCLK | @@ -444,8 +453,11 @@ static ssize_t amdgpu_get_pp_num_states(struct device *dev, ret = smu_get_power_num_states(&adev->smu, &data); if (ret) return ret; - } else if (adev->powerplay.pp_funcs->get_pp_num_states) + } else if (adev->powerplay.pp_funcs->get_pp_num_states) { amdgpu_dpm_get_pp_num_states(adev, &data); + } else { + memset(&data, 0, sizeof(data)); + }
pm_runtime_mark_last_busy(ddev->dev); pm_runtime_put_autosuspend(ddev->dev); diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c index 6d9252a27916..06242096973c 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c @@ -2996,10 +2996,17 @@ int amdgpu_vm_make_compute(struct amdgpu_device *adev, struct amdgpu_vm *vm, !amdgpu_gmc_vram_full_visible(&adev->gmc)), "CPU update of VM recommended only for large BAR system\n");
- if (vm->use_cpu_for_update) + if (vm->use_cpu_for_update) { + /* Sync with last SDMA update/clear before switching to CPU */ + r = amdgpu_bo_sync_wait(vm->root.base.bo, + AMDGPU_FENCE_OWNER_UNDEFINED, true); + if (r) + goto free_idr; + vm->update_funcs = &amdgpu_vm_cpu_funcs; - else + } else { vm->update_funcs = &amdgpu_vm_sdma_funcs; + } dma_fence_put(vm->last_update); vm->last_update = NULL; vm->is_compute_context = true; diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn10/rv1_clk_mgr_vbios_smu.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn10/rv1_clk_mgr_vbios_smu.c index 97b7f32294fd..c320b7af7d34 100644 --- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn10/rv1_clk_mgr_vbios_smu.c +++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn10/rv1_clk_mgr_vbios_smu.c @@ -97,9 +97,6 @@ int rv1_vbios_smu_set_dispclk(struct clk_mgr_internal *clk_mgr, int requested_di VBIOSSMC_MSG_SetDispclkFreq, requested_dispclk_khz / 1000);
- /* Actual dispclk set is returned in the parameter register */ - actual_dispclk_set_mhz = REG_READ(MP1_SMN_C2PMSG_83) * 1000; - if (!IS_FPGA_MAXIMUS_DC(dc->ctx->dce_environment)) { if (dmcu && dmcu->funcs->is_dmcu_initialized(dmcu)) { if (clk_mgr->dfs_bypass_disp_clk != actual_dispclk_set_mhz) diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link_hwss.c b/drivers/gpu/drm/amd/display/dc/core/dc_link_hwss.c index 51e0ee6e7695..6590f51caefa 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc_link_hwss.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc_link_hwss.c @@ -400,7 +400,7 @@ static bool dp_set_dsc_on_rx(struct pipe_ctx *pipe_ctx, bool enable) struct dc_stream_state *stream = pipe_ctx->stream; bool result = false;
- if (IS_FPGA_MAXIMUS_DC(dc->ctx->dce_environment)) + if (dc_is_virtual_signal(stream->signal) || IS_FPGA_MAXIMUS_DC(dc->ctx->dce_environment)) result = true; else result = dm_helpers_dp_write_dsc_enable(dc->ctx, stream, enable); diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_optc.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_optc.c index 17d96ec6acd8..ec0ab42becba 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_optc.c +++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_optc.c @@ -299,6 +299,7 @@ void optc1_set_vtg_params(struct timing_generator *optc, uint32_t asic_blank_end; uint32_t v_init; uint32_t v_fp2 = 0; + int32_t vertical_line_start;
struct optc *optc1 = DCN10TG_FROM_TG(optc);
@@ -315,8 +316,9 @@ void optc1_set_vtg_params(struct timing_generator *optc, patched_crtc_timing.v_border_top;
/* if VSTARTUP is before VSYNC, FP2 is the offset, otherwise 0 */ - if (optc1->vstartup_start > asic_blank_end) - v_fp2 = optc1->vstartup_start - asic_blank_end; + vertical_line_start = asic_blank_end - optc1->vstartup_start + 1; + if (vertical_line_start < 0) + v_fp2 = -vertical_line_start;
/* Interlace */ if (REG(OTG_INTERLACE_CONTROL)) { diff --git a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c index a023a4d59f41..c4fa13e4eaf9 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c +++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c @@ -1478,8 +1478,11 @@ static void dcn20_program_pipe( if (pipe_ctx->update_flags.bits.odm) hws->funcs.update_odm(dc, context, pipe_ctx);
- if (pipe_ctx->update_flags.bits.enable) + if (pipe_ctx->update_flags.bits.enable) { dcn20_enable_plane(dc, pipe_ctx, context); + if (dc->res_pool->hubbub->funcs->force_wm_propagate_to_pipes) + dc->res_pool->hubbub->funcs->force_wm_propagate_to_pipes(dc->res_pool->hubbub); + }
if (pipe_ctx->update_flags.raw || pipe_ctx->plane_state->update_flags.raw || pipe_ctx->stream->update_flags.raw) dcn20_update_dchubp_dpp(dc, pipe_ctx, context); diff --git a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c index e4348e3b6389..2719cdecc1cb 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c +++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c @@ -2597,19 +2597,24 @@ int dcn20_validate_apply_pipe_split_flags(
/* Avoid split loop looks for lowest voltage level that allows most unsplit pipes possible */ if (avoid_split) { + int max_mpc_comb = context->bw_ctx.dml.vba.maxMpcComb; + for (i = 0, pipe_idx = 0; i < dc->res_pool->pipe_count; i++) { if (!context->res_ctx.pipe_ctx[i].stream) continue;
for (vlevel_split = vlevel; vlevel <= context->bw_ctx.dml.soc.num_states; vlevel++) - if (context->bw_ctx.dml.vba.NoOfDPP[vlevel][0][pipe_idx] == 1) + if (context->bw_ctx.dml.vba.NoOfDPP[vlevel][0][pipe_idx] == 1 && + context->bw_ctx.dml.vba.ModeSupport[vlevel][0]) break; /* Impossible to not split this pipe */ if (vlevel > context->bw_ctx.dml.soc.num_states) vlevel = vlevel_split; + else + max_mpc_comb = 0; pipe_idx++; } - context->bw_ctx.dml.vba.maxMpcComb = 0; + context->bw_ctx.dml.vba.maxMpcComb = max_mpc_comb; }
/* Split loop sets which pipe should be split based on dml outputs and dc flags */ diff --git a/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c b/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c index a721bb401ef0..6d1736cf5c12 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c +++ b/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c @@ -1694,12 +1694,8 @@ static int dcn21_populate_dml_pipes_from_context( { uint32_t pipe_cnt = dcn20_populate_dml_pipes_from_context(dc, context, pipes); int i; - struct resource_context *res_ctx = &context->res_ctx;
- for (i = 0; i < dc->res_pool->pipe_count; i++) { - - if (!res_ctx->pipe_ctx[i].stream) - continue; + for (i = 0; i < pipe_cnt; i++) {
pipes[i].pipe.src.hostvm = 1; pipes[i].pipe.src.gpuvm = 1; diff --git a/drivers/gpu/drm/amd/display/dc/inc/hw/dchubbub.h b/drivers/gpu/drm/amd/display/dc/inc/hw/dchubbub.h index f5dd0cc73c63..47a566d82d6e 100644 --- a/drivers/gpu/drm/amd/display/dc/inc/hw/dchubbub.h +++ b/drivers/gpu/drm/amd/display/dc/inc/hw/dchubbub.h @@ -144,6 +144,8 @@ struct hubbub_funcs { void (*allow_self_refresh_control)(struct hubbub *hubbub, bool allow);
void (*apply_DEDCN21_147_wa)(struct hubbub *hubbub); + + void (*force_wm_propagate_to_pipes)(struct hubbub *hubbub); };
struct hubbub { diff --git a/drivers/gpu/drm/ast/ast_mode.c b/drivers/gpu/drm/ast/ast_mode.c index cdd6c46d6557..7a9f20a2fd30 100644 --- a/drivers/gpu/drm/ast/ast_mode.c +++ b/drivers/gpu/drm/ast/ast_mode.c @@ -881,6 +881,17 @@ static const struct drm_crtc_helper_funcs ast_crtc_helper_funcs = { .atomic_disable = ast_crtc_helper_atomic_disable, };
+static void ast_crtc_reset(struct drm_crtc *crtc) +{ + struct ast_crtc_state *ast_state = + kzalloc(sizeof(*ast_state), GFP_KERNEL); + + if (crtc->state) + crtc->funcs->atomic_destroy_state(crtc, crtc->state); + + __drm_atomic_helper_crtc_reset(crtc, &ast_state->base); +} + static void ast_crtc_destroy(struct drm_crtc *crtc) { drm_crtc_cleanup(crtc); @@ -919,7 +930,7 @@ static void ast_crtc_atomic_destroy_state(struct drm_crtc *crtc, }
static const struct drm_crtc_funcs ast_crtc_funcs = { - .reset = drm_atomic_helper_crtc_reset, + .reset = ast_crtc_reset, .set_config = drm_crtc_helper_set_config, .gamma_set = drm_atomic_helper_legacy_gamma_set, .destroy = ast_crtc_destroy, diff --git a/drivers/gpu/drm/bridge/adv7511/adv7511_audio.c b/drivers/gpu/drm/bridge/adv7511/adv7511_audio.c index a428185be2c1..d05b3033b510 100644 --- a/drivers/gpu/drm/bridge/adv7511/adv7511_audio.c +++ b/drivers/gpu/drm/bridge/adv7511/adv7511_audio.c @@ -19,13 +19,15 @@ static void adv7511_calc_cts_n(unsigned int f_tmds, unsigned int fs, { switch (fs) { case 32000: - *n = 4096; + case 48000: + case 96000: + case 192000: + *n = fs * 128 / 1000; break; case 44100: - *n = 6272; - break; - case 48000: - *n = 6144; + case 88200: + case 176400: + *n = fs * 128 / 900; break; }
diff --git a/drivers/gpu/drm/bridge/panel.c b/drivers/gpu/drm/bridge/panel.c index 8461ee8304ba..7a3df0f319f3 100644 --- a/drivers/gpu/drm/bridge/panel.c +++ b/drivers/gpu/drm/bridge/panel.c @@ -166,7 +166,7 @@ static const struct drm_bridge_funcs panel_bridge_bridge_funcs = { * * The connector type is set to @panel->connector_type, which must be set to a * known type. Calling this function with a panel whose connector type is - * DRM_MODE_CONNECTOR_Unknown will return NULL. + * DRM_MODE_CONNECTOR_Unknown will return ERR_PTR(-EINVAL). * * See devm_drm_panel_bridge_add() for an automatically managed version of this * function. @@ -174,7 +174,7 @@ static const struct drm_bridge_funcs panel_bridge_bridge_funcs = { struct drm_bridge *drm_panel_bridge_add(struct drm_panel *panel) { if (WARN_ON(panel->connector_type == DRM_MODE_CONNECTOR_Unknown)) - return NULL; + return ERR_PTR(-EINVAL);
return drm_panel_bridge_add_typed(panel, panel->connector_type); } @@ -265,7 +265,7 @@ struct drm_bridge *devm_drm_panel_bridge_add(struct device *dev, struct drm_panel *panel) { if (WARN_ON(panel->connector_type == DRM_MODE_CONNECTOR_Unknown)) - return NULL; + return ERR_PTR(-EINVAL);
return devm_drm_panel_bridge_add_typed(dev, panel, panel->connector_type); diff --git a/drivers/gpu/drm/bridge/tc358768.c b/drivers/gpu/drm/bridge/tc358768.c index 1b39e8d37834..6650fe4cfc20 100644 --- a/drivers/gpu/drm/bridge/tc358768.c +++ b/drivers/gpu/drm/bridge/tc358768.c @@ -178,6 +178,8 @@ static int tc358768_clear_error(struct tc358768_priv *priv)
static void tc358768_write(struct tc358768_priv *priv, u32 reg, u32 val) { + /* work around https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81715 */ + int tmpval = val; size_t count = 2;
if (priv->error) @@ -187,7 +189,7 @@ static void tc358768_write(struct tc358768_priv *priv, u32 reg, u32 val) if (reg < 0x100 || reg >= 0x600) count = 1;
- priv->error = regmap_bulk_write(priv->regmap, reg, &val, count); + priv->error = regmap_bulk_write(priv->regmap, reg, &tmpval, count); }
static void tc358768_read(struct tc358768_priv *priv, u32 reg, u32 *val) diff --git a/drivers/gpu/drm/drm_dp_helper.c b/drivers/gpu/drm/drm_dp_helper.c index c6fbe6e6bc9d..41f0e797ce8c 100644 --- a/drivers/gpu/drm/drm_dp_helper.c +++ b/drivers/gpu/drm/drm_dp_helper.c @@ -1313,6 +1313,7 @@ static const struct edid_quirk edid_quirk_list[] = { { MFG(0x06, 0xaf), PROD_ID(0xeb, 0x41), BIT(DP_QUIRK_FORCE_DPCD_BACKLIGHT) }, { MFG(0x4d, 0x10), PROD_ID(0xc7, 0x14), BIT(DP_QUIRK_FORCE_DPCD_BACKLIGHT) }, { MFG(0x4d, 0x10), PROD_ID(0xe6, 0x14), BIT(DP_QUIRK_FORCE_DPCD_BACKLIGHT) }, + { MFG(0x4c, 0x83), PROD_ID(0x47, 0x41), BIT(DP_QUIRK_FORCE_DPCD_BACKLIGHT) }, };
#undef MFG diff --git a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_de.c b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_de.c index 55b46a7150a5..cc70e836522f 100644 --- a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_de.c +++ b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_de.c @@ -94,6 +94,10 @@ static int hibmc_plane_atomic_check(struct drm_plane *plane, return -EINVAL; }
+ if (state->fb->pitches[0] % 128 != 0) { + DRM_DEBUG_ATOMIC("wrong stride with 128-byte aligned\n"); + return -EINVAL; + } return 0; }
@@ -119,11 +123,8 @@ static void hibmc_plane_atomic_update(struct drm_plane *plane, writel(gpu_addr, priv->mmio + HIBMC_CRT_FB_ADDRESS);
reg = state->fb->width * (state->fb->format->cpp[0]); - /* now line_pad is 16 */ - reg = PADDING(16, reg);
- line_l = state->fb->width * state->fb->format->cpp[0]; - line_l = PADDING(16, line_l); + line_l = state->fb->pitches[0]; writel(HIBMC_FIELD(HIBMC_CRT_FB_WIDTH_WIDTH, reg) | HIBMC_FIELD(HIBMC_CRT_FB_WIDTH_OFFS, line_l), priv->mmio + HIBMC_CRT_FB_WIDTH); diff --git a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c index 222356a4f9a8..79a180ae4509 100644 --- a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c +++ b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c @@ -94,7 +94,7 @@ static int hibmc_kms_init(struct hibmc_drm_private *priv) priv->dev->mode_config.max_height = 1200;
priv->dev->mode_config.fb_base = priv->fb_base; - priv->dev->mode_config.preferred_depth = 24; + priv->dev->mode_config.preferred_depth = 32; priv->dev->mode_config.prefer_shadow = 1;
priv->dev->mode_config.funcs = (void *)&hibmc_mode_funcs; @@ -307,7 +307,7 @@ static int hibmc_load(struct drm_device *dev) /* reset all the states of crtc/plane/encoder/connector */ drm_mode_config_reset(dev);
- ret = drm_fbdev_generic_setup(dev, 16); + ret = drm_fbdev_generic_setup(dev, dev->mode_config.preferred_depth); if (ret) { DRM_ERROR("failed to initialize fbdev: %d\n", ret); goto err; diff --git a/drivers/gpu/drm/hisilicon/hibmc/hibmc_ttm.c b/drivers/gpu/drm/hisilicon/hibmc/hibmc_ttm.c index 99397ac3b363..322bd542e89d 100644 --- a/drivers/gpu/drm/hisilicon/hibmc/hibmc_ttm.c +++ b/drivers/gpu/drm/hisilicon/hibmc/hibmc_ttm.c @@ -50,7 +50,7 @@ void hibmc_mm_fini(struct hibmc_drm_private *hibmc) int hibmc_dumb_create(struct drm_file *file, struct drm_device *dev, struct drm_mode_create_dumb *args) { - return drm_gem_vram_fill_create_dumb(file, dev, 0, 16, args); + return drm_gem_vram_fill_create_dumb(file, dev, 0, 128, args); }
const struct drm_mode_config_funcs hibmc_mode_funcs = { diff --git a/drivers/gpu/drm/mcde/mcde_dsi.c b/drivers/gpu/drm/mcde/mcde_dsi.c index 7af5ebb0c436..e705afc08c4e 100644 --- a/drivers/gpu/drm/mcde/mcde_dsi.c +++ b/drivers/gpu/drm/mcde/mcde_dsi.c @@ -1073,10 +1073,9 @@ static int mcde_dsi_bind(struct device *dev, struct device *master, panel = NULL;
bridge = of_drm_find_bridge(child); - if (IS_ERR(bridge)) { - dev_err(dev, "failed to find bridge (%ld)\n", - PTR_ERR(bridge)); - return PTR_ERR(bridge); + if (!bridge) { + dev_err(dev, "failed to find bridge\n"); + return -EINVAL; } } } diff --git a/drivers/gpu/drm/mediatek/mtk_dpi.c b/drivers/gpu/drm/mediatek/mtk_dpi.c index 4f0ce4cd5b8c..2994c63ea279 100644 --- a/drivers/gpu/drm/mediatek/mtk_dpi.c +++ b/drivers/gpu/drm/mediatek/mtk_dpi.c @@ -10,7 +10,9 @@ #include <linux/kernel.h> #include <linux/of.h> #include <linux/of_device.h> +#include <linux/of_gpio.h> #include <linux/of_graph.h> +#include <linux/pinctrl/consumer.h> #include <linux/platform_device.h> #include <linux/types.h>
@@ -74,6 +76,9 @@ struct mtk_dpi { enum mtk_dpi_out_yc_map yc_map; enum mtk_dpi_out_bit_num bit_num; enum mtk_dpi_out_channel_swap channel_swap; + struct pinctrl *pinctrl; + struct pinctrl_state *pins_gpio; + struct pinctrl_state *pins_dpi; int refcount; };
@@ -379,6 +384,9 @@ static void mtk_dpi_power_off(struct mtk_dpi *dpi) if (--dpi->refcount != 0) return;
+ if (dpi->pinctrl && dpi->pins_gpio) + pinctrl_select_state(dpi->pinctrl, dpi->pins_gpio); + mtk_dpi_disable(dpi); clk_disable_unprepare(dpi->pixel_clk); clk_disable_unprepare(dpi->engine_clk); @@ -403,6 +411,9 @@ static int mtk_dpi_power_on(struct mtk_dpi *dpi) goto err_pixel; }
+ if (dpi->pinctrl && dpi->pins_dpi) + pinctrl_select_state(dpi->pinctrl, dpi->pins_dpi); + mtk_dpi_enable(dpi); return 0;
@@ -705,6 +716,26 @@ static int mtk_dpi_probe(struct platform_device *pdev) dpi->dev = dev; dpi->conf = (struct mtk_dpi_conf *)of_device_get_match_data(dev);
+ dpi->pinctrl = devm_pinctrl_get(&pdev->dev); + if (IS_ERR(dpi->pinctrl)) { + dpi->pinctrl = NULL; + dev_dbg(&pdev->dev, "Cannot find pinctrl!\n"); + } + if (dpi->pinctrl) { + dpi->pins_gpio = pinctrl_lookup_state(dpi->pinctrl, "sleep"); + if (IS_ERR(dpi->pins_gpio)) { + dpi->pins_gpio = NULL; + dev_dbg(&pdev->dev, "Cannot find pinctrl idle!\n"); + } + if (dpi->pins_gpio) + pinctrl_select_state(dpi->pinctrl, dpi->pins_gpio); + + dpi->pins_dpi = pinctrl_lookup_state(dpi->pinctrl, "default"); + if (IS_ERR(dpi->pins_dpi)) { + dpi->pins_dpi = NULL; + dev_dbg(&pdev->dev, "Cannot find pinctrl active!\n"); + } + } mem = platform_get_resource(pdev, IORESOURCE_MEM, 0); dpi->regs = devm_ioremap_resource(dev, mem); if (IS_ERR(dpi->regs)) { diff --git a/drivers/gpu/drm/rcar-du/rcar_du_plane.c b/drivers/gpu/drm/rcar-du/rcar_du_plane.c index c6430027169f..a0021fc25b27 100644 --- a/drivers/gpu/drm/rcar-du/rcar_du_plane.c +++ b/drivers/gpu/drm/rcar-du/rcar_du_plane.c @@ -785,13 +785,15 @@ int rcar_du_planes_init(struct rcar_du_group *rgrp)
drm_plane_create_alpha_property(&plane->plane);
- if (type == DRM_PLANE_TYPE_PRIMARY) - continue; - - drm_object_attach_property(&plane->plane.base, - rcdu->props.colorkey, - RCAR_DU_COLORKEY_NONE); - drm_plane_create_zpos_property(&plane->plane, 1, 1, 7); + if (type == DRM_PLANE_TYPE_PRIMARY) { + drm_plane_create_zpos_immutable_property(&plane->plane, + 0); + } else { + drm_object_attach_property(&plane->plane.base, + rcdu->props.colorkey, + RCAR_DU_COLORKEY_NONE); + drm_plane_create_zpos_property(&plane->plane, 1, 1, 7); + } }
return 0; diff --git a/drivers/gpu/drm/rcar-du/rcar_du_vsp.c b/drivers/gpu/drm/rcar-du/rcar_du_vsp.c index 5e4faf258c31..f1a81c9b184d 100644 --- a/drivers/gpu/drm/rcar-du/rcar_du_vsp.c +++ b/drivers/gpu/drm/rcar-du/rcar_du_vsp.c @@ -392,12 +392,14 @@ int rcar_du_vsp_init(struct rcar_du_vsp *vsp, struct device_node *np, drm_plane_helper_add(&plane->plane, &rcar_du_vsp_plane_helper_funcs);
- if (type == DRM_PLANE_TYPE_PRIMARY) - continue; - - drm_plane_create_alpha_property(&plane->plane); - drm_plane_create_zpos_property(&plane->plane, 1, 1, - vsp->num_planes - 1); + if (type == DRM_PLANE_TYPE_PRIMARY) { + drm_plane_create_zpos_immutable_property(&plane->plane, + 0); + } else { + drm_plane_create_alpha_property(&plane->plane); + drm_plane_create_zpos_property(&plane->plane, 1, 1, + vsp->num_planes - 1); + } }
return 0; diff --git a/drivers/hv/connection.c b/drivers/hv/connection.c index 74e77de89b4f..f4bd306d2cef 100644 --- a/drivers/hv/connection.c +++ b/drivers/hv/connection.c @@ -69,7 +69,6 @@ MODULE_PARM_DESC(max_version, int vmbus_negotiate_version(struct vmbus_channel_msginfo *msginfo, u32 version) { int ret = 0; - unsigned int cur_cpu; struct vmbus_channel_initiate_contact *msg; unsigned long flags;
@@ -102,24 +101,7 @@ int vmbus_negotiate_version(struct vmbus_channel_msginfo *msginfo, u32 version)
msg->monitor_page1 = virt_to_phys(vmbus_connection.monitor_pages[0]); msg->monitor_page2 = virt_to_phys(vmbus_connection.monitor_pages[1]); - /* - * We want all channel messages to be delivered on CPU 0. - * This has been the behavior pre-win8. This is not - * perf issue and having all channel messages delivered on CPU 0 - * would be ok. - * For post win8 hosts, we support receiving channel messagges on - * all the CPUs. This is needed for kexec to work correctly where - * the CPU attempting to connect may not be CPU 0. - */ - if (version >= VERSION_WIN8_1) { - cur_cpu = get_cpu(); - msg->target_vcpu = hv_cpu_number_to_vp_number(cur_cpu); - vmbus_connection.connect_cpu = cur_cpu; - put_cpu(); - } else { - msg->target_vcpu = 0; - vmbus_connection.connect_cpu = 0; - } + msg->target_vcpu = hv_cpu_number_to_vp_number(VMBUS_CONNECT_CPU);
/* * Add to list before we send the request since we may diff --git a/drivers/hv/hv.c b/drivers/hv/hv.c index 533c8b82b344..3a5648aa5599 100644 --- a/drivers/hv/hv.c +++ b/drivers/hv/hv.c @@ -245,6 +245,13 @@ int hv_synic_cleanup(unsigned int cpu) bool channel_found = false; unsigned long flags;
+ /* + * Hyper-V does not provide a way to change the connect CPU once + * it is set; we must prevent the connect CPU from going offline. + */ + if (cpu == VMBUS_CONNECT_CPU) + return -EBUSY; + /* * Search for channels which are bound to the CPU we're about to * cleanup. In case we find one and vmbus is still connected we need to diff --git a/drivers/hv/hyperv_vmbus.h b/drivers/hv/hyperv_vmbus.h index 70b30e223a57..67fb1edcbf52 100644 --- a/drivers/hv/hyperv_vmbus.h +++ b/drivers/hv/hyperv_vmbus.h @@ -212,12 +212,13 @@ enum vmbus_connect_state {
#define MAX_SIZE_CHANNEL_MESSAGE HV_MESSAGE_PAYLOAD_BYTE_COUNT
-struct vmbus_connection { - /* - * CPU on which the initial host contact was made. - */ - int connect_cpu; +/* + * The CPU that Hyper-V will interrupt for VMBUS messages, such as + * CHANNELMSG_OFFERCHANNEL and CHANNELMSG_RESCIND_CHANNELOFFER. + */ +#define VMBUS_CONNECT_CPU 0
+struct vmbus_connection { u32 msg_conn_id;
atomic_t offer_in_progress; diff --git a/drivers/hv/vmbus_drv.c b/drivers/hv/vmbus_drv.c index e06c6b9555cf..ec173da45b42 100644 --- a/drivers/hv/vmbus_drv.c +++ b/drivers/hv/vmbus_drv.c @@ -1098,14 +1098,28 @@ void vmbus_on_msg_dpc(unsigned long data) /* * If we are handling the rescind message; * schedule the work on the global work queue. + * + * The OFFER message and the RESCIND message should + * not be handled by the same serialized work queue, + * because the OFFER handler may call vmbus_open(), + * which tries to open the channel by sending an + * OPEN_CHANNEL message to the host and waits for + * the host's response; however, if the host has + * rescinded the channel before it receives the + * OPEN_CHANNEL message, the host just silently + * ignores the OPEN_CHANNEL message; as a result, + * the guest's OFFER handler hangs for ever, if we + * handle the RESCIND message in the same serialized + * work queue: the RESCIND handler can not start to + * run before the OFFER handler finishes. */ - schedule_work_on(vmbus_connection.connect_cpu, + schedule_work_on(VMBUS_CONNECT_CPU, &ctx->work); break;
case CHANNELMSG_OFFERCHANNEL: atomic_inc(&vmbus_connection.offer_in_progress); - queue_work_on(vmbus_connection.connect_cpu, + queue_work_on(VMBUS_CONNECT_CPU, vmbus_connection.work_queue, &ctx->work); break; @@ -1152,7 +1166,7 @@ static void vmbus_force_channel_rescinded(struct vmbus_channel *channel)
INIT_WORK(&ctx->work, vmbus_onmessage_work);
- queue_work_on(vmbus_connection.connect_cpu, + queue_work_on(VMBUS_CONNECT_CPU, vmbus_connection.work_queue, &ctx->work); } diff --git a/drivers/hwmon/k10temp.c b/drivers/hwmon/k10temp.c index 9915578533bb..8f12995ec133 100644 --- a/drivers/hwmon/k10temp.c +++ b/drivers/hwmon/k10temp.c @@ -632,6 +632,7 @@ static const struct pci_device_id k10temp_id_table[] = { { PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_17H_DF_F3) }, { PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_17H_M10H_DF_F3) }, { PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_17H_M30H_DF_F3) }, + { PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_17H_M60H_DF_F3) }, { PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_17H_M70H_DF_F3) }, { PCI_VDEVICE(HYGON, PCI_DEVICE_ID_AMD_17H_DF_F3) }, {} diff --git a/drivers/iommu/intel-iommu.c b/drivers/iommu/intel-iommu.c index 0182cff2c7ac..11ed871dd255 100644 --- a/drivers/iommu/intel-iommu.c +++ b/drivers/iommu/intel-iommu.c @@ -2545,7 +2545,7 @@ dmar_search_domain_by_dev_info(int segment, int bus, int devfn) struct device_domain_info *info;
list_for_each_entry(info, &device_domain_list, global) - if (info->iommu->segment == segment && info->bus == bus && + if (info->segment == segment && info->bus == bus && info->devfn == devfn) return info;
@@ -2582,6 +2582,12 @@ static int domain_setup_first_level(struct intel_iommu *iommu, flags); }
+static bool dev_is_real_dma_subdevice(struct device *dev) +{ + return dev && dev_is_pci(dev) && + pci_real_dma_dev(to_pci_dev(dev)) != to_pci_dev(dev); +} + static struct dmar_domain *dmar_insert_one_dev_info(struct intel_iommu *iommu, int bus, int devfn, struct device *dev, @@ -2596,8 +2602,18 @@ static struct dmar_domain *dmar_insert_one_dev_info(struct intel_iommu *iommu, if (!info) return NULL;
- info->bus = bus; - info->devfn = devfn; + if (!dev_is_real_dma_subdevice(dev)) { + info->bus = bus; + info->devfn = devfn; + info->segment = iommu->segment; + } else { + struct pci_dev *pdev = to_pci_dev(dev); + + info->bus = pdev->bus->number; + info->devfn = pdev->devfn; + info->segment = pci_domain_nr(pdev->bus); + } + info->ats_supported = info->pasid_supported = info->pri_supported = 0; info->ats_enabled = info->pasid_enabled = info->pri_enabled = 0; info->ats_qdep = 0; @@ -2637,7 +2653,8 @@ static struct dmar_domain *dmar_insert_one_dev_info(struct intel_iommu *iommu,
if (!found) { struct device_domain_info *info2; - info2 = dmar_search_domain_by_dev_info(iommu->segment, bus, devfn); + info2 = dmar_search_domain_by_dev_info(info->segment, info->bus, + info->devfn); if (info2) { found = info2->domain; info2->dev = dev; @@ -5286,7 +5303,8 @@ static void __dmar_remove_one_dev_info(struct device_domain_info *info) PASID_RID2PASID);
iommu_disable_dev_iotlb(info); - domain_context_clear(iommu, info->dev); + if (!dev_is_real_dma_subdevice(info->dev)) + domain_context_clear(iommu, info->dev); intel_pasid_free_table(info->dev); }
diff --git a/drivers/irqchip/irq-sifive-plic.c b/drivers/irqchip/irq-sifive-plic.c index d0a71febdadc..eb44816b8fad 100644 --- a/drivers/irqchip/irq-sifive-plic.c +++ b/drivers/irqchip/irq-sifive-plic.c @@ -76,6 +76,7 @@ struct plic_handler { void __iomem *enable_base; struct plic_priv *priv; }; +static bool plic_cpuhp_setup_done; static DEFINE_PER_CPU(struct plic_handler, plic_handlers);
static inline void plic_toggle(struct plic_handler *handler, @@ -176,9 +177,12 @@ static struct irq_chip plic_chip = { static int plic_irqdomain_map(struct irq_domain *d, unsigned int irq, irq_hw_number_t hwirq) { + struct plic_priv *priv = d->host_data; + irq_domain_set_info(d, irq, hwirq, &plic_chip, d->host_data, handle_fasteoi_irq, NULL, NULL); irq_set_noprobe(irq); + irq_set_affinity(irq, &priv->lmask); return 0; }
@@ -282,6 +286,7 @@ static int __init plic_init(struct device_node *node, int error = 0, nr_contexts, nr_handlers = 0, i; u32 nr_irqs; struct plic_priv *priv; + struct plic_handler *handler;
priv = kzalloc(sizeof(*priv), GFP_KERNEL); if (!priv) @@ -312,7 +317,6 @@ static int __init plic_init(struct device_node *node,
for (i = 0; i < nr_contexts; i++) { struct of_phandle_args parent; - struct plic_handler *handler; irq_hw_number_t hwirq; int cpu, hartid;
@@ -366,9 +370,18 @@ static int __init plic_init(struct device_node *node, nr_handlers++; }
- cpuhp_setup_state(CPUHP_AP_IRQ_SIFIVE_PLIC_STARTING, + /* + * We can have multiple PLIC instances so setup cpuhp state only + * when context handler for current/boot CPU is present. + */ + handler = this_cpu_ptr(&plic_handlers); + if (handler->present && !plic_cpuhp_setup_done) { + cpuhp_setup_state(CPUHP_AP_IRQ_SIFIVE_PLIC_STARTING, "irqchip/sifive/plic:starting", plic_starting_cpu, plic_dying_cpu); + plic_cpuhp_setup_done = true; + } + pr_info("mapped %d interrupts with %d handlers for %d contexts.\n", nr_irqs, nr_handlers, nr_contexts); set_handle_irq(plic_handle_irq); diff --git a/drivers/macintosh/windfarm_pm112.c b/drivers/macintosh/windfarm_pm112.c index 4150301a89a5..e8377ce0a95a 100644 --- a/drivers/macintosh/windfarm_pm112.c +++ b/drivers/macintosh/windfarm_pm112.c @@ -132,14 +132,6 @@ static int create_cpu_loop(int cpu) s32 tmax; int fmin;
- /* Get PID params from the appropriate SAT */ - hdr = smu_sat_get_sdb_partition(chip, 0xC8 + core, NULL); - if (hdr == NULL) { - printk(KERN_WARNING"windfarm: can't get CPU PID fan config\n"); - return -EINVAL; - } - piddata = (struct smu_sdbp_cpupiddata *)&hdr[1]; - /* Get FVT params to get Tmax; if not found, assume default */ hdr = smu_sat_get_sdb_partition(chip, 0xC4 + core, NULL); if (hdr) { @@ -152,6 +144,16 @@ static int create_cpu_loop(int cpu) if (tmax < cpu_all_tmax) cpu_all_tmax = tmax;
+ kfree(hdr); + + /* Get PID params from the appropriate SAT */ + hdr = smu_sat_get_sdb_partition(chip, 0xC8 + core, NULL); + if (hdr == NULL) { + printk(KERN_WARNING"windfarm: can't get CPU PID fan config\n"); + return -EINVAL; + } + piddata = (struct smu_sdbp_cpupiddata *)&hdr[1]; + /* * Darwin has a minimum fan speed of 1000 rpm for the 4-way and * 515 for the 2-way. That appears to be overkill, so for now, @@ -174,6 +176,9 @@ static int create_cpu_loop(int cpu) pid.min = fmin;
wf_cpu_pid_init(&cpu_pid[cpu], &pid); + + kfree(hdr); + return 0; }
diff --git a/drivers/md/bcache/request.c b/drivers/md/bcache/request.c index 71a90fbec314..77d1a2697517 100644 --- a/drivers/md/bcache/request.c +++ b/drivers/md/bcache/request.c @@ -1372,7 +1372,6 @@ void bch_flash_dev_request_init(struct bcache_device *d) { struct gendisk *g = d->disk;
- g->queue->make_request_fn = flash_dev_make_request; g->queue->backing_dev_info->congested_fn = flash_dev_congested; d->cache_miss = flash_dev_cache_miss; d->ioctl = flash_dev_ioctl; diff --git a/drivers/md/bcache/super.c b/drivers/md/bcache/super.c index d98354fa28e3..4d8bf731b118 100644 --- a/drivers/md/bcache/super.c +++ b/drivers/md/bcache/super.c @@ -797,7 +797,9 @@ static void bcache_device_free(struct bcache_device *d) bcache_device_detach(d);
if (disk) { - if (disk->flags & GENHD_FL_UP) + bool disk_added = (disk->flags & GENHD_FL_UP) != 0; + + if (disk_added) del_gendisk(disk);
if (disk->queue) @@ -805,7 +807,8 @@ static void bcache_device_free(struct bcache_device *d)
ida_simple_remove(&bcache_device_idx, first_minor_to_idx(disk->first_minor)); - put_disk(disk); + if (disk_added) + put_disk(disk); }
bioset_exit(&d->bio_split); diff --git a/drivers/md/dm-crypt.c b/drivers/md/dm-crypt.c index 3df90daba89e..a1dcb8675484 100644 --- a/drivers/md/dm-crypt.c +++ b/drivers/md/dm-crypt.c @@ -3274,7 +3274,7 @@ static void crypt_io_hints(struct dm_target *ti, struct queue_limits *limits) limits->max_segment_size = PAGE_SIZE;
limits->logical_block_size = - max_t(unsigned short, limits->logical_block_size, cc->sector_size); + max_t(unsigned, limits->logical_block_size, cc->sector_size); limits->physical_block_size = max_t(unsigned, limits->physical_block_size, cc->sector_size); limits->io_min = max_t(unsigned, limits->io_min, cc->sector_size); diff --git a/drivers/md/md.c b/drivers/md/md.c index 271e8a587354..41eead9cbee9 100644 --- a/drivers/md/md.c +++ b/drivers/md/md.c @@ -7752,7 +7752,8 @@ static int md_open(struct block_device *bdev, fmode_t mode) */ mddev_put(mddev); /* Wait until bdev->bd_disk is definitely gone */ - flush_workqueue(md_misc_wq); + if (work_pending(&mddev->del_work)) + flush_workqueue(md_misc_wq); /* Then retry the open from the top */ return -ERESTARTSYS; } diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c index ba00e9877f02..190dd70db514 100644 --- a/drivers/md/raid5.c +++ b/drivers/md/raid5.c @@ -2228,14 +2228,19 @@ static int grow_stripes(struct r5conf *conf, int num) * of the P and Q blocks. */ static int scribble_alloc(struct raid5_percpu *percpu, - int num, int cnt, gfp_t flags) + int num, int cnt) { size_t obj_size = sizeof(struct page *) * (num+2) + sizeof(addr_conv_t) * (num+2); void *scribble;
- scribble = kvmalloc_array(cnt, obj_size, flags); + /* + * If here is in raid array suspend context, it is in memalloc noio + * context as well, there is no potential recursive memory reclaim + * I/Os with the GFP_KERNEL flag. + */ + scribble = kvmalloc_array(cnt, obj_size, GFP_KERNEL); if (!scribble) return -ENOMEM;
@@ -2267,8 +2272,7 @@ static int resize_chunks(struct r5conf *conf, int new_disks, int new_sectors)
percpu = per_cpu_ptr(conf->percpu, cpu); err = scribble_alloc(percpu, new_disks, - new_sectors / STRIPE_SECTORS, - GFP_NOIO); + new_sectors / STRIPE_SECTORS); if (err) break; } @@ -6759,8 +6763,7 @@ static int alloc_scratch_buffer(struct r5conf *conf, struct raid5_percpu *percpu conf->previous_raid_disks), max(conf->chunk_sectors, conf->prev_chunk_sectors) - / STRIPE_SECTORS, - GFP_KERNEL)) { + / STRIPE_SECTORS)) { free_scratch_buffer(conf, percpu); return -ENOMEM; } diff --git a/drivers/media/cec/cec-adap.c b/drivers/media/cec/cec-adap.c index 6c95dc471d4c..6a04d19a96b2 100644 --- a/drivers/media/cec/cec-adap.c +++ b/drivers/media/cec/cec-adap.c @@ -1734,6 +1734,10 @@ int __cec_s_log_addrs(struct cec_adapter *adap, unsigned j;
log_addrs->log_addr[i] = CEC_LOG_ADDR_INVALID; + if (log_addrs->log_addr_type[i] > CEC_LOG_ADDR_TYPE_UNREGISTERED) { + dprintk(1, "unknown logical address type\n"); + return -EINVAL; + } if (type_mask & (1 << log_addrs->log_addr_type[i])) { dprintk(1, "duplicate logical address type\n"); return -EINVAL; @@ -1754,10 +1758,6 @@ int __cec_s_log_addrs(struct cec_adapter *adap, dprintk(1, "invalid primary device type\n"); return -EINVAL; } - if (log_addrs->log_addr_type[i] > CEC_LOG_ADDR_TYPE_UNREGISTERED) { - dprintk(1, "unknown logical address type\n"); - return -EINVAL; - } for (j = 0; j < feature_sz; j++) { if ((features[j] & 0x80) == 0) { if (op_is_dev_features) diff --git a/drivers/media/dvb-frontends/m88ds3103.c b/drivers/media/dvb-frontends/m88ds3103.c index d2c28dcf6b42..abddab02db9e 100644 --- a/drivers/media/dvb-frontends/m88ds3103.c +++ b/drivers/media/dvb-frontends/m88ds3103.c @@ -980,6 +980,8 @@ static int m88ds3103_set_frontend(struct dvb_frontend *fe) goto err;
ret = m88ds3103_update_bits(dev, 0xc9, 0x08, 0x08); + if (ret) + goto err; }
dev_dbg(&client->dev, "carrier offset=%d\n", diff --git a/drivers/media/i2c/imx219.c b/drivers/media/i2c/imx219.c index cb03bdec1f9c..86e0564bfb4f 100644 --- a/drivers/media/i2c/imx219.c +++ b/drivers/media/i2c/imx219.c @@ -781,7 +781,7 @@ static int imx219_enum_frame_size(struct v4l2_subdev *sd, if (fse->index >= ARRAY_SIZE(supported_modes)) return -EINVAL;
- if (fse->code != imx219_get_format_code(imx219, imx219->fmt.code)) + if (fse->code != imx219_get_format_code(imx219, fse->code)) return -EINVAL;
fse->min_width = supported_modes[fse->index].width; diff --git a/drivers/media/i2c/ov5640.c b/drivers/media/i2c/ov5640.c index 854031f0b64a..2fe4a7ac0592 100644 --- a/drivers/media/i2c/ov5640.c +++ b/drivers/media/i2c/ov5640.c @@ -3093,8 +3093,8 @@ static int ov5640_probe(struct i2c_client *client) free_ctrls: v4l2_ctrl_handler_free(&sensor->ctrls.handler); entity_cleanup: - mutex_destroy(&sensor->lock); media_entity_cleanup(&sensor->sd.entity); + mutex_destroy(&sensor->lock); return ret; }
@@ -3104,9 +3104,9 @@ static int ov5640_remove(struct i2c_client *client) struct ov5640_dev *sensor = to_ov5640_dev(sd);
v4l2_async_unregister_subdev(&sensor->sd); - mutex_destroy(&sensor->lock); media_entity_cleanup(&sensor->sd.entity); v4l2_ctrl_handler_free(&sensor->ctrls.handler); + mutex_destroy(&sensor->lock);
return 0; } diff --git a/drivers/media/platform/qcom/venus/core.c b/drivers/media/platform/qcom/venus/core.c index 194b10b98767..13fa5076314c 100644 --- a/drivers/media/platform/qcom/venus/core.c +++ b/drivers/media/platform/qcom/venus/core.c @@ -242,10 +242,6 @@ static int venus_probe(struct platform_device *pdev) if (ret) return ret;
- ret = icc_set_bw(core->cpucfg_path, 0, kbps_to_icc(1000)); - if (ret) - return ret; - ret = hfi_create(core, &venus_core_ops); if (ret) return ret; @@ -350,6 +346,10 @@ static __maybe_unused int venus_runtime_suspend(struct device *dev) if (ret) return ret;
+ ret = icc_set_bw(core->cpucfg_path, 0, 0); + if (ret) + return ret; + if (pm_ops->core_power) ret = pm_ops->core_power(dev, POWER_OFF);
@@ -368,6 +368,10 @@ static __maybe_unused int venus_runtime_resume(struct device *dev) return ret; }
+ ret = icc_set_bw(core->cpucfg_path, 0, kbps_to_icc(1000)); + if (ret) + return ret; + return hfi_core_resume(core, false); }
diff --git a/drivers/media/platform/rcar-fcp.c b/drivers/media/platform/rcar-fcp.c index 43c78620c9d8..5c6b00737fe7 100644 --- a/drivers/media/platform/rcar-fcp.c +++ b/drivers/media/platform/rcar-fcp.c @@ -8,6 +8,7 @@ */
#include <linux/device.h> +#include <linux/dma-mapping.h> #include <linux/list.h> #include <linux/module.h> #include <linux/mod_devicetable.h> @@ -21,6 +22,7 @@ struct rcar_fcp_device { struct list_head list; struct device *dev; + struct device_dma_parameters dma_parms; };
static LIST_HEAD(fcp_devices); @@ -136,6 +138,9 @@ static int rcar_fcp_probe(struct platform_device *pdev)
fcp->dev = &pdev->dev;
+ fcp->dev->dma_parms = &fcp->dma_parms; + dma_set_max_seg_size(fcp->dev, DMA_BIT_MASK(32)); + pm_runtime_enable(&pdev->dev);
mutex_lock(&fcp_lock); diff --git a/drivers/media/platform/sunxi/sun8i-di/sun8i-di.c b/drivers/media/platform/sunxi/sun8i-di/sun8i-di.c index d78f6593ddd1..ba5d07886607 100644 --- a/drivers/media/platform/sunxi/sun8i-di/sun8i-di.c +++ b/drivers/media/platform/sunxi/sun8i-di/sun8i-di.c @@ -941,7 +941,7 @@ static int deinterlace_runtime_resume(struct device *device) if (ret) { dev_err(dev->dev, "Failed to enable bus clock\n");
- goto err_exlusive_rate; + goto err_exclusive_rate; }
ret = clk_prepare_enable(dev->mod_clk); @@ -969,14 +969,14 @@ static int deinterlace_runtime_resume(struct device *device)
return 0;
-err_exlusive_rate: - clk_rate_exclusive_put(dev->mod_clk); err_ram_clk: clk_disable_unprepare(dev->ram_clk); err_mod_clk: clk_disable_unprepare(dev->mod_clk); err_bus_clk: clk_disable_unprepare(dev->bus_clk); +err_exclusive_rate: + clk_rate_exclusive_put(dev->mod_clk);
return ret; } diff --git a/drivers/media/platform/vicodec/vicodec-core.c b/drivers/media/platform/vicodec/vicodec-core.c index 30ced1c21387..e879290727ef 100644 --- a/drivers/media/platform/vicodec/vicodec-core.c +++ b/drivers/media/platform/vicodec/vicodec-core.c @@ -2114,16 +2114,19 @@ static int vicodec_probe(struct platform_device *pdev)
platform_set_drvdata(pdev, dev);
- if (register_instance(dev, &dev->stateful_enc, - "stateful-encoder", true)) + ret = register_instance(dev, &dev->stateful_enc, "stateful-encoder", + true); + if (ret) goto unreg_dev;
- if (register_instance(dev, &dev->stateful_dec, - "stateful-decoder", false)) + ret = register_instance(dev, &dev->stateful_dec, "stateful-decoder", + false); + if (ret) goto unreg_sf_enc;
- if (register_instance(dev, &dev->stateless_dec, - "stateless-decoder", false)) + ret = register_instance(dev, &dev->stateless_dec, "stateless-decoder", + false); + if (ret) goto unreg_sf_dec;
#ifdef CONFIG_MEDIA_CONTROLLER diff --git a/drivers/media/tuners/si2157.c b/drivers/media/tuners/si2157.c index 898e0f9f8b70..20487b25fbe1 100644 --- a/drivers/media/tuners/si2157.c +++ b/drivers/media/tuners/si2157.c @@ -75,24 +75,23 @@ static int si2157_init(struct dvb_frontend *fe) struct si2157_cmd cmd; const struct firmware *fw; const char *fw_name; - unsigned int uitmp, chip_id; + unsigned int chip_id, xtal_trim;
dev_dbg(&client->dev, "\n");
- /* Returned IF frequency is garbage when firmware is not running */ - memcpy(cmd.args, "\x15\x00\x06\x07", 4); + /* Try to get Xtal trim property, to verify tuner still running */ + memcpy(cmd.args, "\x15\x00\x04\x02", 4); cmd.wlen = 4; cmd.rlen = 4; ret = si2157_cmd_execute(client, &cmd); - if (ret) - goto err;
- uitmp = cmd.args[2] << 0 | cmd.args[3] << 8; - dev_dbg(&client->dev, "if_frequency kHz=%u\n", uitmp); + xtal_trim = cmd.args[2] | (cmd.args[3] << 8);
- if (uitmp == dev->if_frequency / 1000) + if (ret == 0 && xtal_trim < 16) goto warm;
+ dev->if_frequency = 0; /* we no longer know current tuner state */ + /* power up */ if (dev->chiptype == SI2157_CHIPTYPE_SI2146) { memcpy(cmd.args, "\xc0\x05\x01\x00\x00\x0b\x00\x00\x01", 9); diff --git a/drivers/media/usb/dvb-usb/dibusb-mb.c b/drivers/media/usb/dvb-usb/dibusb-mb.c index d4ea72bf09c5..5131c8d4c632 100644 --- a/drivers/media/usb/dvb-usb/dibusb-mb.c +++ b/drivers/media/usb/dvb-usb/dibusb-mb.c @@ -81,7 +81,7 @@ static int dibusb_tuner_probe_and_attach(struct dvb_usb_adapter *adap)
if (i2c_transfer(&adap->dev->i2c_adap, msg, 2) != 2) { err("tuner i2c write failed."); - ret = -EREMOTEIO; + return -EREMOTEIO; }
if (adap->fe_adap[0].fe->ops.i2c_gate_ctrl) diff --git a/drivers/media/v4l2-core/v4l2-ctrls.c b/drivers/media/v4l2-core/v4l2-ctrls.c index 93d33d1db4e8..452edd06d67d 100644 --- a/drivers/media/v4l2-core/v4l2-ctrls.c +++ b/drivers/media/v4l2-core/v4l2-ctrls.c @@ -3794,7 +3794,8 @@ s32 v4l2_ctrl_g_ctrl(struct v4l2_ctrl *ctrl) struct v4l2_ext_control c;
/* It's a driver bug if this happens. */ - WARN_ON(!ctrl->is_int); + if (WARN_ON(!ctrl->is_int)) + return 0; c.value = 0; get_ctrl(ctrl, &c); return c.value; @@ -3806,7 +3807,8 @@ s64 v4l2_ctrl_g_ctrl_int64(struct v4l2_ctrl *ctrl) struct v4l2_ext_control c;
/* It's a driver bug if this happens. */ - WARN_ON(ctrl->is_ptr || ctrl->type != V4L2_CTRL_TYPE_INTEGER64); + if (WARN_ON(ctrl->is_ptr || ctrl->type != V4L2_CTRL_TYPE_INTEGER64)) + return 0; c.value64 = 0; get_ctrl(ctrl, &c); return c.value64; @@ -4215,7 +4217,8 @@ int __v4l2_ctrl_s_ctrl(struct v4l2_ctrl *ctrl, s32 val) lockdep_assert_held(ctrl->handler->lock);
/* It's a driver bug if this happens. */ - WARN_ON(!ctrl->is_int); + if (WARN_ON(!ctrl->is_int)) + return -EINVAL; ctrl->val = val; return set_ctrl(NULL, ctrl, 0); } @@ -4226,7 +4229,8 @@ int __v4l2_ctrl_s_ctrl_int64(struct v4l2_ctrl *ctrl, s64 val) lockdep_assert_held(ctrl->handler->lock);
/* It's a driver bug if this happens. */ - WARN_ON(ctrl->is_ptr || ctrl->type != V4L2_CTRL_TYPE_INTEGER64); + if (WARN_ON(ctrl->is_ptr || ctrl->type != V4L2_CTRL_TYPE_INTEGER64)) + return -EINVAL; *ctrl->p_new.p_s64 = val; return set_ctrl(NULL, ctrl, 0); } @@ -4237,7 +4241,8 @@ int __v4l2_ctrl_s_ctrl_string(struct v4l2_ctrl *ctrl, const char *s) lockdep_assert_held(ctrl->handler->lock);
/* It's a driver bug if this happens. */ - WARN_ON(ctrl->type != V4L2_CTRL_TYPE_STRING); + if (WARN_ON(ctrl->type != V4L2_CTRL_TYPE_STRING)) + return -EINVAL; strscpy(ctrl->p_new.p_char, s, ctrl->maximum + 1); return set_ctrl(NULL, ctrl, 0); } @@ -4249,7 +4254,8 @@ int __v4l2_ctrl_s_ctrl_area(struct v4l2_ctrl *ctrl, lockdep_assert_held(ctrl->handler->lock);
/* It's a driver bug if this happens. */ - WARN_ON(ctrl->type != V4L2_CTRL_TYPE_AREA); + if (WARN_ON(ctrl->type != V4L2_CTRL_TYPE_AREA)) + return -EINVAL; *ctrl->p_new.p_area = *area; return set_ctrl(NULL, ctrl, 0); } diff --git a/drivers/memory/samsung/exynos5422-dmc.c b/drivers/memory/samsung/exynos5422-dmc.c index 81a1b1d01683..22a43d662833 100644 --- a/drivers/memory/samsung/exynos5422-dmc.c +++ b/drivers/memory/samsung/exynos5422-dmc.c @@ -1091,7 +1091,7 @@ static int create_timings_aligned(struct exynos5_dmc *dmc, u32 *reg_timing_row, /* power related timings */ val = dmc->timings->tFAW / clk_period_ps; val += dmc->timings->tFAW % clk_period_ps ? 1 : 0; - val = max(val, dmc->min_tck->tXP); + val = max(val, dmc->min_tck->tFAW); reg = &timing_power[0]; *reg_timing_power |= TIMING_VAL2REG(reg, val);
diff --git a/drivers/mmc/host/meson-mx-sdio.c b/drivers/mmc/host/meson-mx-sdio.c index 2e58743d83bb..3813b544f571 100644 --- a/drivers/mmc/host/meson-mx-sdio.c +++ b/drivers/mmc/host/meson-mx-sdio.c @@ -246,6 +246,9 @@ static void meson_mx_mmc_request_done(struct meson_mx_mmc_host *host)
mrq = host->mrq;
+ if (host->cmd->error) + meson_mx_mmc_soft_reset(host); + host->mrq = NULL; host->cmd = NULL;
diff --git a/drivers/mmc/host/mmci.c b/drivers/mmc/host/mmci.c index 647567def612..a69d6a0c2e15 100644 --- a/drivers/mmc/host/mmci.c +++ b/drivers/mmc/host/mmci.c @@ -1861,31 +1861,17 @@ static int mmci_get_cd(struct mmc_host *mmc) static int mmci_sig_volt_switch(struct mmc_host *mmc, struct mmc_ios *ios) { struct mmci_host *host = mmc_priv(mmc); - int ret = 0; - - if (!IS_ERR(mmc->supply.vqmmc)) { + int ret;
- switch (ios->signal_voltage) { - case MMC_SIGNAL_VOLTAGE_330: - ret = regulator_set_voltage(mmc->supply.vqmmc, - 2700000, 3600000); - break; - case MMC_SIGNAL_VOLTAGE_180: - ret = regulator_set_voltage(mmc->supply.vqmmc, - 1700000, 1950000); - break; - case MMC_SIGNAL_VOLTAGE_120: - ret = regulator_set_voltage(mmc->supply.vqmmc, - 1100000, 1300000); - break; - } + ret = mmc_regulator_set_vqmmc(mmc, ios);
- if (!ret && host->ops && host->ops->post_sig_volt_switch) - ret = host->ops->post_sig_volt_switch(host, ios); + if (!ret && host->ops && host->ops->post_sig_volt_switch) + ret = host->ops->post_sig_volt_switch(host, ios); + else if (ret) + ret = 0;
- if (ret) - dev_warn(mmc_dev(mmc), "Voltage switch failed\n"); - } + if (ret < 0) + dev_warn(mmc_dev(mmc), "Voltage switch failed\n");
return ret; } diff --git a/drivers/mmc/host/mmci_stm32_sdmmc.c b/drivers/mmc/host/mmci_stm32_sdmmc.c index cca7b3b3f618..2965b1c062e1 100644 --- a/drivers/mmc/host/mmci_stm32_sdmmc.c +++ b/drivers/mmc/host/mmci_stm32_sdmmc.c @@ -522,6 +522,7 @@ void sdmmc_variant_init(struct mmci_host *host) struct sdmmc_dlyb *dlyb;
host->ops = &sdmmc_variant_ops; + host->pwr_reg = readl_relaxed(host->base + MMCIPOWER);
base_dlyb = devm_of_iomap(mmc_dev(host->mmc), np, 1, NULL); if (IS_ERR(base_dlyb)) diff --git a/drivers/mmc/host/owl-mmc.c b/drivers/mmc/host/owl-mmc.c index 01ffe51f413d..5e20c099fe03 100644 --- a/drivers/mmc/host/owl-mmc.c +++ b/drivers/mmc/host/owl-mmc.c @@ -92,6 +92,8 @@ #define OWL_SD_STATE_RC16ER BIT(1) #define OWL_SD_STATE_CRC7ER BIT(0)
+#define OWL_CMD_TIMEOUT_MS 30000 + struct owl_mmc_host { struct device *dev; struct reset_control *reset; @@ -172,6 +174,7 @@ static void owl_mmc_send_cmd(struct owl_mmc_host *owl_host, struct mmc_command *cmd, struct mmc_data *data) { + unsigned long timeout; u32 mode, state, resp[2]; u32 cmd_rsp_mask = 0;
@@ -239,7 +242,10 @@ static void owl_mmc_send_cmd(struct owl_mmc_host *owl_host, if (data) return;
- if (!wait_for_completion_timeout(&owl_host->sdc_complete, 30 * HZ)) { + timeout = msecs_to_jiffies(cmd->busy_timeout ? cmd->busy_timeout : + OWL_CMD_TIMEOUT_MS); + + if (!wait_for_completion_timeout(&owl_host->sdc_complete, timeout)) { dev_err(owl_host->dev, "CMD interrupt timeout\n"); cmd->error = -ETIMEDOUT; return; diff --git a/drivers/mmc/host/sdhci-esdhc-imx.c b/drivers/mmc/host/sdhci-esdhc-imx.c index 5ec8e4bf1ac7..a514b9ea9460 100644 --- a/drivers/mmc/host/sdhci-esdhc-imx.c +++ b/drivers/mmc/host/sdhci-esdhc-imx.c @@ -89,7 +89,7 @@ #define ESDHC_STD_TUNING_EN (1 << 24) /* NOTE: the minimum valid tuning start tap for mx6sl is 1 */ #define ESDHC_TUNING_START_TAP_DEFAULT 0x1 -#define ESDHC_TUNING_START_TAP_MASK 0xff +#define ESDHC_TUNING_START_TAP_MASK 0x7f #define ESDHC_TUNING_STEP_MASK 0x00070000 #define ESDHC_TUNING_STEP_SHIFT 16
diff --git a/drivers/mmc/host/sdhci-msm.c b/drivers/mmc/host/sdhci-msm.c index 87de46b6ed07..9ec733403027 100644 --- a/drivers/mmc/host/sdhci-msm.c +++ b/drivers/mmc/host/sdhci-msm.c @@ -1888,7 +1888,9 @@ static const struct sdhci_ops sdhci_msm_ops = { static const struct sdhci_pltfm_data sdhci_msm_pdata = { .quirks = SDHCI_QUIRK_BROKEN_CARD_DETECTION | SDHCI_QUIRK_SINGLE_POWER_WRITE | - SDHCI_QUIRK_CAP_CLOCK_BASE_BROKEN, + SDHCI_QUIRK_CAP_CLOCK_BASE_BROKEN | + SDHCI_QUIRK_MULTIBLOCK_READ_ACMD12, + .quirks2 = SDHCI_QUIRK2_PRESET_VALUE_BROKEN, .ops = &sdhci_msm_ops, }; diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c index e368f2dabf20..5dcdda5918cb 100644 --- a/drivers/mmc/host/sdhci.c +++ b/drivers/mmc/host/sdhci.c @@ -634,9 +634,13 @@ static int sdhci_pre_dma_transfer(struct sdhci_host *host, } if (mmc_get_dma_dir(data) == DMA_TO_DEVICE) { /* Copy the data to the bounce buffer */ - sg_copy_to_buffer(data->sg, data->sg_len, - host->bounce_buffer, - length); + if (host->ops->copy_to_bounce_buffer) { + host->ops->copy_to_bounce_buffer(host, + data, length); + } else { + sg_copy_to_buffer(data->sg, data->sg_len, + host->bounce_buffer, length); + } } /* Switch ownership to the DMA */ dma_sync_single_for_device(host->mmc->parent, diff --git a/drivers/mmc/host/sdhci.h b/drivers/mmc/host/sdhci.h index 79dffbb731d3..1bf4f1d91951 100644 --- a/drivers/mmc/host/sdhci.h +++ b/drivers/mmc/host/sdhci.h @@ -653,6 +653,9 @@ struct sdhci_ops { void (*voltage_switch)(struct sdhci_host *host); void (*adma_write_desc)(struct sdhci_host *host, void **desc, dma_addr_t addr, int len, unsigned int cmd); + void (*copy_to_bounce_buffer)(struct sdhci_host *host, + struct mmc_data *data, + unsigned int length); void (*request_done)(struct sdhci_host *host, struct mmc_request *mrq); }; diff --git a/drivers/mmc/host/via-sdmmc.c b/drivers/mmc/host/via-sdmmc.c index e48bddd95ce6..ef95bce50889 100644 --- a/drivers/mmc/host/via-sdmmc.c +++ b/drivers/mmc/host/via-sdmmc.c @@ -319,6 +319,8 @@ struct via_crdr_mmc_host { /* some devices need a very long delay for power to stabilize */ #define VIA_CRDR_QUIRK_300MS_PWRDELAY 0x0001
+#define VIA_CMD_TIMEOUT_MS 1000 + static const struct pci_device_id via_ids[] = { {PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_9530, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0,}, @@ -551,14 +553,17 @@ static void via_sdc_send_command(struct via_crdr_mmc_host *host, { void __iomem *addrbase; struct mmc_data *data; + unsigned int timeout_ms; u32 cmdctrl = 0;
WARN_ON(host->cmd);
data = cmd->data; - mod_timer(&host->timer, jiffies + HZ); host->cmd = cmd;
+ timeout_ms = cmd->busy_timeout ? cmd->busy_timeout : VIA_CMD_TIMEOUT_MS; + mod_timer(&host->timer, jiffies + msecs_to_jiffies(timeout_ms)); + /*Command index*/ cmdctrl = cmd->opcode << 8;
diff --git a/drivers/mtd/nand/raw/brcmnand/brcmnand.c b/drivers/mtd/nand/raw/brcmnand/brcmnand.c index 8f9ffb46a09f..52402aa7b4d3 100644 --- a/drivers/mtd/nand/raw/brcmnand/brcmnand.c +++ b/drivers/mtd/nand/raw/brcmnand/brcmnand.c @@ -1116,11 +1116,14 @@ static int brcmnand_hamming_ooblayout_free(struct mtd_info *mtd, int section, if (!section) { /* * Small-page NAND use byte 6 for BBI while large-page - * NAND use byte 0. + * NAND use bytes 0 and 1. */ - if (cfg->page_size > 512) - oobregion->offset++; - oobregion->length--; + if (cfg->page_size > 512) { + oobregion->offset += 2; + oobregion->length -= 2; + } else { + oobregion->length--; + } } }
diff --git a/drivers/mtd/nand/raw/diskonchip.c b/drivers/mtd/nand/raw/diskonchip.c index c2a391ad2c35..baabc6633557 100644 --- a/drivers/mtd/nand/raw/diskonchip.c +++ b/drivers/mtd/nand/raw/diskonchip.c @@ -1609,13 +1609,10 @@ static int __init doc_probe(unsigned long physadr) numchips = doc2001_init(mtd);
if ((ret = nand_scan(nand, numchips)) || (ret = doc->late_init(mtd))) { - /* DBB note: i believe nand_release is necessary here, as + /* DBB note: i believe nand_cleanup is necessary here, as buffers may have been allocated in nand_base. Check with Thomas. FIX ME! */ - /* nand_release will call mtd_device_unregister, but we - haven't yet added it. This is handled without incident by - mtd_device_unregister, as far as I can tell. */ - nand_release(nand); + nand_cleanup(nand); goto fail; }
diff --git a/drivers/mtd/nand/raw/ingenic/ingenic_nand_drv.c b/drivers/mtd/nand/raw/ingenic/ingenic_nand_drv.c index 935c4902ada7..6e90c2d5cb3a 100644 --- a/drivers/mtd/nand/raw/ingenic/ingenic_nand_drv.c +++ b/drivers/mtd/nand/raw/ingenic/ingenic_nand_drv.c @@ -376,7 +376,7 @@ static int ingenic_nand_init_chip(struct platform_device *pdev,
ret = mtd_device_register(mtd, NULL, 0); if (ret) { - nand_release(chip); + nand_cleanup(chip); return ret; }
diff --git a/drivers/mtd/nand/raw/mtk_nand.c b/drivers/mtd/nand/raw/mtk_nand.c index ef149e8b26d0..c22d993849a9 100644 --- a/drivers/mtd/nand/raw/mtk_nand.c +++ b/drivers/mtd/nand/raw/mtk_nand.c @@ -1419,7 +1419,7 @@ static int mtk_nfc_nand_chip_init(struct device *dev, struct mtk_nfc *nfc, ret = mtd_device_register(mtd, NULL, 0); if (ret) { dev_err(dev, "mtd parse partition error\n"); - nand_release(nand); + nand_cleanup(nand); return ret; }
diff --git a/drivers/mtd/nand/raw/nand_base.c b/drivers/mtd/nand/raw/nand_base.c index c24e5e2ba130..4f1bb862b62f 100644 --- a/drivers/mtd/nand/raw/nand_base.c +++ b/drivers/mtd/nand/raw/nand_base.c @@ -736,8 +736,14 @@ EXPORT_SYMBOL_GPL(nand_soft_waitrdy); int nand_gpio_waitrdy(struct nand_chip *chip, struct gpio_desc *gpiod, unsigned long timeout_ms) { - /* Wait until R/B pin indicates chip is ready or timeout occurs */ - timeout_ms = jiffies + msecs_to_jiffies(timeout_ms); + + /* + * Wait until R/B pin indicates chip is ready or timeout occurs. + * +1 below is necessary because if we are now in the last fraction + * of jiffy and msecs_to_jiffies is 1 then we will wait only that + * small jiffy fraction - possibly leading to false timeout. + */ + timeout_ms = jiffies + msecs_to_jiffies(timeout_ms) + 1; do { if (gpiod_get_value_cansleep(gpiod)) return 0; diff --git a/drivers/mtd/nand/raw/nand_onfi.c b/drivers/mtd/nand/raw/nand_onfi.c index 0b879bd0a68c..8fe8d7bdd203 100644 --- a/drivers/mtd/nand/raw/nand_onfi.c +++ b/drivers/mtd/nand/raw/nand_onfi.c @@ -173,7 +173,7 @@ int nand_onfi_detect(struct nand_chip *chip) }
if (onfi_crc16(ONFI_CRC_BASE, (u8 *)&p[i], 254) == - le16_to_cpu(p->crc)) { + le16_to_cpu(p[i].crc)) { if (i) memcpy(p, &p[i], sizeof(*p)); break; diff --git a/drivers/mtd/nand/raw/orion_nand.c b/drivers/mtd/nand/raw/orion_nand.c index d27b39a7223c..a3dcdf25f5f2 100644 --- a/drivers/mtd/nand/raw/orion_nand.c +++ b/drivers/mtd/nand/raw/orion_nand.c @@ -180,7 +180,7 @@ static int __init orion_nand_probe(struct platform_device *pdev) mtd->name = "orion_nand"; ret = mtd_device_register(mtd, board->parts, board->nr_parts); if (ret) { - nand_release(nc); + nand_cleanup(nc); goto no_dev; }
diff --git a/drivers/mtd/nand/raw/oxnas_nand.c b/drivers/mtd/nand/raw/oxnas_nand.c index c43cb4d92d3d..0429d218fd9f 100644 --- a/drivers/mtd/nand/raw/oxnas_nand.c +++ b/drivers/mtd/nand/raw/oxnas_nand.c @@ -140,10 +140,8 @@ static int oxnas_nand_probe(struct platform_device *pdev) goto err_release_child;
err = mtd_device_register(mtd, NULL, 0); - if (err) { - nand_release(chip); - goto err_release_child; - } + if (err) + goto err_cleanup_nand;
oxnas->chips[nchips] = chip; ++nchips; @@ -159,6 +157,8 @@ static int oxnas_nand_probe(struct platform_device *pdev)
return 0;
+err_cleanup_nand: + nand_cleanup(chip); err_release_child: of_node_put(nand_np); err_clk_unprepare: diff --git a/drivers/mtd/nand/raw/pasemi_nand.c b/drivers/mtd/nand/raw/pasemi_nand.c index 9cfe7395172a..066ff6dc9a23 100644 --- a/drivers/mtd/nand/raw/pasemi_nand.c +++ b/drivers/mtd/nand/raw/pasemi_nand.c @@ -146,7 +146,7 @@ static int pasemi_nand_probe(struct platform_device *ofdev) if (mtd_device_register(pasemi_nand_mtd, NULL, 0)) { dev_err(dev, "Unable to register MTD device\n"); err = -ENODEV; - goto out_lpc; + goto out_cleanup_nand; }
dev_info(dev, "PA Semi NAND flash at %pR, control at I/O %x\n", &res, @@ -154,6 +154,8 @@ static int pasemi_nand_probe(struct platform_device *ofdev)
return 0;
+ out_cleanup_nand: + nand_cleanup(chip); out_lpc: release_region(lpcctl, 4); out_ior: diff --git a/drivers/mtd/nand/raw/plat_nand.c b/drivers/mtd/nand/raw/plat_nand.c index dc0f3074ddbf..3a495b233443 100644 --- a/drivers/mtd/nand/raw/plat_nand.c +++ b/drivers/mtd/nand/raw/plat_nand.c @@ -92,7 +92,7 @@ static int plat_nand_probe(struct platform_device *pdev) if (!err) return err;
- nand_release(&data->chip); + nand_cleanup(&data->chip); out: if (pdata->ctrl.remove) pdata->ctrl.remove(pdev); diff --git a/drivers/mtd/nand/raw/sharpsl.c b/drivers/mtd/nand/raw/sharpsl.c index b47a9eaff89b..d8c52a016080 100644 --- a/drivers/mtd/nand/raw/sharpsl.c +++ b/drivers/mtd/nand/raw/sharpsl.c @@ -183,7 +183,7 @@ static int sharpsl_nand_probe(struct platform_device *pdev) return 0;
err_add: - nand_release(this); + nand_cleanup(this);
err_scan: iounmap(sharpsl->io); diff --git a/drivers/mtd/nand/raw/socrates_nand.c b/drivers/mtd/nand/raw/socrates_nand.c index 20f40c0e812c..7c94fc51a611 100644 --- a/drivers/mtd/nand/raw/socrates_nand.c +++ b/drivers/mtd/nand/raw/socrates_nand.c @@ -169,7 +169,7 @@ static int socrates_nand_probe(struct platform_device *ofdev) if (!res) return res;
- nand_release(nand_chip); + nand_cleanup(nand_chip);
out: iounmap(host->io_base); diff --git a/drivers/mtd/nand/raw/sunxi_nand.c b/drivers/mtd/nand/raw/sunxi_nand.c index 5f3e40b79fb1..c1a76ba9f61c 100644 --- a/drivers/mtd/nand/raw/sunxi_nand.c +++ b/drivers/mtd/nand/raw/sunxi_nand.c @@ -2003,7 +2003,7 @@ static int sunxi_nand_chip_init(struct device *dev, struct sunxi_nfc *nfc, ret = mtd_device_register(mtd, NULL, 0); if (ret) { dev_err(dev, "failed to register mtd device: %d\n", ret); - nand_release(nand); + nand_cleanup(nand); return ret; }
diff --git a/drivers/mtd/nand/raw/tmio_nand.c b/drivers/mtd/nand/raw/tmio_nand.c index db030f1701ee..4e9a6d94f6e8 100644 --- a/drivers/mtd/nand/raw/tmio_nand.c +++ b/drivers/mtd/nand/raw/tmio_nand.c @@ -448,7 +448,7 @@ static int tmio_probe(struct platform_device *dev) if (!retval) return retval;
- nand_release(nand_chip); + nand_cleanup(nand_chip);
err_irq: tmio_hw_stop(dev, tmio); diff --git a/drivers/mtd/nand/raw/xway_nand.c b/drivers/mtd/nand/raw/xway_nand.c index 834f794816a9..018311dc8fe1 100644 --- a/drivers/mtd/nand/raw/xway_nand.c +++ b/drivers/mtd/nand/raw/xway_nand.c @@ -210,7 +210,7 @@ static int xway_nand_probe(struct platform_device *pdev)
err = mtd_device_register(mtd, NULL, 0); if (err) - nand_release(&data->chip); + nand_cleanup(&data->chip);
return err; } diff --git a/drivers/net/dsa/sja1105/sja1105_ethtool.c b/drivers/net/dsa/sja1105/sja1105_ethtool.c index d742ffcbfce9..709f035055c5 100644 --- a/drivers/net/dsa/sja1105/sja1105_ethtool.c +++ b/drivers/net/dsa/sja1105/sja1105_ethtool.c @@ -421,92 +421,96 @@ static char sja1105pqrs_extra_port_stats[][ETH_GSTRING_LEN] = { void sja1105_get_ethtool_stats(struct dsa_switch *ds, int port, u64 *data) { struct sja1105_private *priv = ds->priv; - struct sja1105_port_status status; + struct sja1105_port_status *status; int rc, i, k = 0;
- memset(&status, 0, sizeof(status)); + status = kzalloc(sizeof(*status), GFP_KERNEL); + if (!status) + goto out;
- rc = sja1105_port_status_get(priv, &status, port); + rc = sja1105_port_status_get(priv, status, port); if (rc < 0) { dev_err(ds->dev, "Failed to read port %d counters: %d\n", port, rc); - return; + goto out; } memset(data, 0, ARRAY_SIZE(sja1105_port_stats) * sizeof(u64)); - data[k++] = status.mac.n_runt; - data[k++] = status.mac.n_soferr; - data[k++] = status.mac.n_alignerr; - data[k++] = status.mac.n_miierr; - data[k++] = status.mac.typeerr; - data[k++] = status.mac.sizeerr; - data[k++] = status.mac.tctimeout; - data[k++] = status.mac.priorerr; - data[k++] = status.mac.nomaster; - data[k++] = status.mac.memov; - data[k++] = status.mac.memerr; - data[k++] = status.mac.invtyp; - data[k++] = status.mac.intcyov; - data[k++] = status.mac.domerr; - data[k++] = status.mac.pcfbagdrop; - data[k++] = status.mac.spcprior; - data[k++] = status.mac.ageprior; - data[k++] = status.mac.portdrop; - data[k++] = status.mac.lendrop; - data[k++] = status.mac.bagdrop; - data[k++] = status.mac.policeerr; - data[k++] = status.mac.drpnona664err; - data[k++] = status.mac.spcerr; - data[k++] = status.mac.agedrp; - data[k++] = status.hl1.n_n664err; - data[k++] = status.hl1.n_vlanerr; - data[k++] = status.hl1.n_unreleased; - data[k++] = status.hl1.n_sizeerr; - data[k++] = status.hl1.n_crcerr; - data[k++] = status.hl1.n_vlnotfound; - data[k++] = status.hl1.n_ctpolerr; - data[k++] = status.hl1.n_polerr; - data[k++] = status.hl1.n_rxfrm; - data[k++] = status.hl1.n_rxbyte; - data[k++] = status.hl1.n_txfrm; - data[k++] = status.hl1.n_txbyte; - data[k++] = status.hl2.n_qfull; - data[k++] = status.hl2.n_part_drop; - data[k++] = status.hl2.n_egr_disabled; - data[k++] = status.hl2.n_not_reach; + data[k++] = status->mac.n_runt; + data[k++] = status->mac.n_soferr; + data[k++] = status->mac.n_alignerr; + data[k++] = status->mac.n_miierr; + data[k++] = status->mac.typeerr; + data[k++] = status->mac.sizeerr; + data[k++] = status->mac.tctimeout; + data[k++] = status->mac.priorerr; + data[k++] = status->mac.nomaster; + data[k++] = status->mac.memov; + data[k++] = status->mac.memerr; + data[k++] = status->mac.invtyp; + data[k++] = status->mac.intcyov; + data[k++] = status->mac.domerr; + data[k++] = status->mac.pcfbagdrop; + data[k++] = status->mac.spcprior; + data[k++] = status->mac.ageprior; + data[k++] = status->mac.portdrop; + data[k++] = status->mac.lendrop; + data[k++] = status->mac.bagdrop; + data[k++] = status->mac.policeerr; + data[k++] = status->mac.drpnona664err; + data[k++] = status->mac.spcerr; + data[k++] = status->mac.agedrp; + data[k++] = status->hl1.n_n664err; + data[k++] = status->hl1.n_vlanerr; + data[k++] = status->hl1.n_unreleased; + data[k++] = status->hl1.n_sizeerr; + data[k++] = status->hl1.n_crcerr; + data[k++] = status->hl1.n_vlnotfound; + data[k++] = status->hl1.n_ctpolerr; + data[k++] = status->hl1.n_polerr; + data[k++] = status->hl1.n_rxfrm; + data[k++] = status->hl1.n_rxbyte; + data[k++] = status->hl1.n_txfrm; + data[k++] = status->hl1.n_txbyte; + data[k++] = status->hl2.n_qfull; + data[k++] = status->hl2.n_part_drop; + data[k++] = status->hl2.n_egr_disabled; + data[k++] = status->hl2.n_not_reach;
if (priv->info->device_id == SJA1105E_DEVICE_ID || priv->info->device_id == SJA1105T_DEVICE_ID) - return; + goto out;;
memset(data + k, 0, ARRAY_SIZE(sja1105pqrs_extra_port_stats) * sizeof(u64)); for (i = 0; i < 8; i++) { - data[k++] = status.hl2.qlevel_hwm[i]; - data[k++] = status.hl2.qlevel[i]; + data[k++] = status->hl2.qlevel_hwm[i]; + data[k++] = status->hl2.qlevel[i]; } - data[k++] = status.ether.n_drops_nolearn; - data[k++] = status.ether.n_drops_noroute; - data[k++] = status.ether.n_drops_ill_dtag; - data[k++] = status.ether.n_drops_dtag; - data[k++] = status.ether.n_drops_sotag; - data[k++] = status.ether.n_drops_sitag; - data[k++] = status.ether.n_drops_utag; - data[k++] = status.ether.n_tx_bytes_1024_2047; - data[k++] = status.ether.n_tx_bytes_512_1023; - data[k++] = status.ether.n_tx_bytes_256_511; - data[k++] = status.ether.n_tx_bytes_128_255; - data[k++] = status.ether.n_tx_bytes_65_127; - data[k++] = status.ether.n_tx_bytes_64; - data[k++] = status.ether.n_tx_mcast; - data[k++] = status.ether.n_tx_bcast; - data[k++] = status.ether.n_rx_bytes_1024_2047; - data[k++] = status.ether.n_rx_bytes_512_1023; - data[k++] = status.ether.n_rx_bytes_256_511; - data[k++] = status.ether.n_rx_bytes_128_255; - data[k++] = status.ether.n_rx_bytes_65_127; - data[k++] = status.ether.n_rx_bytes_64; - data[k++] = status.ether.n_rx_mcast; - data[k++] = status.ether.n_rx_bcast; + data[k++] = status->ether.n_drops_nolearn; + data[k++] = status->ether.n_drops_noroute; + data[k++] = status->ether.n_drops_ill_dtag; + data[k++] = status->ether.n_drops_dtag; + data[k++] = status->ether.n_drops_sotag; + data[k++] = status->ether.n_drops_sitag; + data[k++] = status->ether.n_drops_utag; + data[k++] = status->ether.n_tx_bytes_1024_2047; + data[k++] = status->ether.n_tx_bytes_512_1023; + data[k++] = status->ether.n_tx_bytes_256_511; + data[k++] = status->ether.n_tx_bytes_128_255; + data[k++] = status->ether.n_tx_bytes_65_127; + data[k++] = status->ether.n_tx_bytes_64; + data[k++] = status->ether.n_tx_mcast; + data[k++] = status->ether.n_tx_bcast; + data[k++] = status->ether.n_rx_bytes_1024_2047; + data[k++] = status->ether.n_rx_bytes_512_1023; + data[k++] = status->ether.n_rx_bytes_256_511; + data[k++] = status->ether.n_rx_bytes_128_255; + data[k++] = status->ether.n_rx_bytes_65_127; + data[k++] = status->ether.n_rx_bytes_64; + data[k++] = status->ether.n_rx_mcast; + data[k++] = status->ether.n_rx_bcast; +out: + kfree(status); }
void sja1105_get_strings(struct dsa_switch *ds, int port, diff --git a/drivers/net/ethernet/allwinner/sun4i-emac.c b/drivers/net/ethernet/allwinner/sun4i-emac.c index 18d3b4340bd4..b3b8a8010142 100644 --- a/drivers/net/ethernet/allwinner/sun4i-emac.c +++ b/drivers/net/ethernet/allwinner/sun4i-emac.c @@ -417,7 +417,7 @@ static void emac_timeout(struct net_device *dev, unsigned int txqueue) /* Hardware start transmission. * Send a packet to media from the upper layer. */ -static int emac_start_xmit(struct sk_buff *skb, struct net_device *dev) +static netdev_tx_t emac_start_xmit(struct sk_buff *skb, struct net_device *dev) { struct emac_board_info *db = netdev_priv(dev); unsigned long channel; @@ -425,7 +425,7 @@ static int emac_start_xmit(struct sk_buff *skb, struct net_device *dev)
channel = db->tx_fifo_stat & 3; if (channel == 3) - return 1; + return NETDEV_TX_BUSY;
channel = (channel == 1 ? 1 : 0);
diff --git a/drivers/net/ethernet/amazon/ena/ena_com.c b/drivers/net/ethernet/amazon/ena/ena_com.c index a250046b8e18..07b0f396d3c2 100644 --- a/drivers/net/ethernet/amazon/ena/ena_com.c +++ b/drivers/net/ethernet/amazon/ena/ena_com.c @@ -2345,6 +2345,9 @@ int ena_com_get_hash_function(struct ena_com_dev *ena_dev, rss->hash_key; int rc;
+ if (unlikely(!func)) + return -EINVAL; + rc = ena_com_get_feature_ex(ena_dev, &get_resp, ENA_ADMIN_RSS_HASH_FUNCTION, rss->hash_key_dma_addr, @@ -2357,8 +2360,7 @@ int ena_com_get_hash_function(struct ena_com_dev *ena_dev, if (rss->hash_func) rss->hash_func--;
- if (func) - *func = rss->hash_func; + *func = rss->hash_func;
if (key) memcpy(key, hash_key->key, (size_t)(hash_key->keys_num) << 2); diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_nic.c b/drivers/net/ethernet/aquantia/atlantic/aq_nic.c index a369705a786a..e5391e0b84f8 100644 --- a/drivers/net/ethernet/aquantia/atlantic/aq_nic.c +++ b/drivers/net/ethernet/aquantia/atlantic/aq_nic.c @@ -764,6 +764,9 @@ int aq_nic_get_regs(struct aq_nic_s *self, struct ethtool_regs *regs, void *p) u32 *regs_buff = p; int err = 0;
+ if (unlikely(!self->aq_hw_ops->hw_get_regs)) + return -EOPNOTSUPP; + regs->version = 1;
err = self->aq_hw_ops->hw_get_regs(self->aq_hw, @@ -778,6 +781,9 @@ int aq_nic_get_regs(struct aq_nic_s *self, struct ethtool_regs *regs, void *p)
int aq_nic_get_regs_count(struct aq_nic_s *self) { + if (unlikely(!self->aq_hw_ops->hw_get_regs)) + return 0; + return self->aq_nic_cfg.aq_hw_caps->mac_regs_count; }
diff --git a/drivers/net/ethernet/broadcom/genet/bcmgenet.c b/drivers/net/ethernet/broadcom/genet/bcmgenet.c index 79636c78127c..38bdfd4b46f0 100644 --- a/drivers/net/ethernet/broadcom/genet/bcmgenet.c +++ b/drivers/net/ethernet/broadcom/genet/bcmgenet.c @@ -70,6 +70,9 @@ #define GENET_RDMA_REG_OFF (priv->hw_params->rdma_offset + \ TOTAL_DESC * DMA_DESC_SIZE)
+/* Forward declarations */ +static void bcmgenet_set_rx_mode(struct net_device *dev); + static inline void bcmgenet_writel(u32 value, void __iomem *offset) { /* MIPS chips strapped for BE will automagically configure the @@ -2803,6 +2806,7 @@ static void bcmgenet_netif_start(struct net_device *dev) struct bcmgenet_priv *priv = netdev_priv(dev);
/* Start the network engine */ + bcmgenet_set_rx_mode(dev); bcmgenet_enable_rx_napi(priv);
umac_enable_set(priv, CMD_TX_EN | CMD_RX_EN, true); diff --git a/drivers/net/ethernet/broadcom/genet/bcmgenet.h b/drivers/net/ethernet/broadcom/genet/bcmgenet.h index daf8fb2c39b6..c3bfe97f2e5c 100644 --- a/drivers/net/ethernet/broadcom/genet/bcmgenet.h +++ b/drivers/net/ethernet/broadcom/genet/bcmgenet.h @@ -14,6 +14,7 @@ #include <linux/if_vlan.h> #include <linux/phy.h> #include <linux/dim.h> +#include <linux/ethtool.h>
/* total number of Buffer Descriptors, same for Rx/Tx */ #define TOTAL_DESC 256 @@ -676,6 +677,7 @@ struct bcmgenet_priv { /* WOL */ struct clk *clk_wol; u32 wolopts; + u8 sopass[SOPASS_MAX];
struct bcmgenet_mib_counters mib;
diff --git a/drivers/net/ethernet/broadcom/genet/bcmgenet_wol.c b/drivers/net/ethernet/broadcom/genet/bcmgenet_wol.c index c9a43695b182..597c0498689a 100644 --- a/drivers/net/ethernet/broadcom/genet/bcmgenet_wol.c +++ b/drivers/net/ethernet/broadcom/genet/bcmgenet_wol.c @@ -41,18 +41,13 @@ void bcmgenet_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol) { struct bcmgenet_priv *priv = netdev_priv(dev); - u32 reg;
wol->supported = WAKE_MAGIC | WAKE_MAGICSECURE; wol->wolopts = priv->wolopts; memset(wol->sopass, 0, sizeof(wol->sopass));
- if (wol->wolopts & WAKE_MAGICSECURE) { - reg = bcmgenet_umac_readl(priv, UMAC_MPD_PW_MS); - put_unaligned_be16(reg, &wol->sopass[0]); - reg = bcmgenet_umac_readl(priv, UMAC_MPD_PW_LS); - put_unaligned_be32(reg, &wol->sopass[2]); - } + if (wol->wolopts & WAKE_MAGICSECURE) + memcpy(wol->sopass, priv->sopass, sizeof(priv->sopass)); }
/* ethtool function - set WOL (Wake on LAN) settings. @@ -62,7 +57,6 @@ int bcmgenet_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol) { struct bcmgenet_priv *priv = netdev_priv(dev); struct device *kdev = &priv->pdev->dev; - u32 reg;
if (!device_can_wakeup(kdev)) return -ENOTSUPP; @@ -70,17 +64,8 @@ int bcmgenet_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol) if (wol->wolopts & ~(WAKE_MAGIC | WAKE_MAGICSECURE)) return -EINVAL;
- reg = bcmgenet_umac_readl(priv, UMAC_MPD_CTRL); - if (wol->wolopts & WAKE_MAGICSECURE) { - bcmgenet_umac_writel(priv, get_unaligned_be16(&wol->sopass[0]), - UMAC_MPD_PW_MS); - bcmgenet_umac_writel(priv, get_unaligned_be32(&wol->sopass[2]), - UMAC_MPD_PW_LS); - reg |= MPD_PW_EN; - } else { - reg &= ~MPD_PW_EN; - } - bcmgenet_umac_writel(priv, reg, UMAC_MPD_CTRL); + if (wol->wolopts & WAKE_MAGICSECURE) + memcpy(priv->sopass, wol->sopass, sizeof(priv->sopass));
/* Flag the device and relevant IRQ as wakeup capable */ if (wol->wolopts) { @@ -120,6 +105,14 @@ static int bcmgenet_poll_wol_status(struct bcmgenet_priv *priv) return retries; }
+static void bcmgenet_set_mpd_password(struct bcmgenet_priv *priv) +{ + bcmgenet_umac_writel(priv, get_unaligned_be16(&priv->sopass[0]), + UMAC_MPD_PW_MS); + bcmgenet_umac_writel(priv, get_unaligned_be32(&priv->sopass[2]), + UMAC_MPD_PW_LS); +} + int bcmgenet_wol_power_down_cfg(struct bcmgenet_priv *priv, enum bcmgenet_power_mode mode) { @@ -144,13 +137,17 @@ int bcmgenet_wol_power_down_cfg(struct bcmgenet_priv *priv,
reg = bcmgenet_umac_readl(priv, UMAC_MPD_CTRL); reg |= MPD_EN; + if (priv->wolopts & WAKE_MAGICSECURE) { + bcmgenet_set_mpd_password(priv); + reg |= MPD_PW_EN; + } bcmgenet_umac_writel(priv, reg, UMAC_MPD_CTRL);
/* Do not leave UniMAC in MPD mode only */ retries = bcmgenet_poll_wol_status(priv); if (retries < 0) { reg = bcmgenet_umac_readl(priv, UMAC_MPD_CTRL); - reg &= ~MPD_EN; + reg &= ~(MPD_EN | MPD_PW_EN); bcmgenet_umac_writel(priv, reg, UMAC_MPD_CTRL); return retries; } @@ -189,7 +186,7 @@ void bcmgenet_wol_power_up_cfg(struct bcmgenet_priv *priv, reg = bcmgenet_umac_readl(priv, UMAC_MPD_CTRL); if (!(reg & MPD_EN)) return; /* already powered up so skip the rest */ - reg &= ~MPD_EN; + reg &= ~(MPD_EN | MPD_PW_EN); bcmgenet_umac_writel(priv, reg, UMAC_MPD_CTRL);
/* Disable CRC Forward */ diff --git a/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c b/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c index d97c320a2dc0..569e06d2bab2 100644 --- a/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c +++ b/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c @@ -2018,7 +2018,7 @@ static int dpaa2_eth_setup_tc(struct net_device *net_dev, int i;
if (type != TC_SETUP_QDISC_MQPRIO) - return -EINVAL; + return -EOPNOTSUPP;
mqprio->hw = TC_MQPRIO_HW_OFFLOAD_TCS; num_queues = dpaa2_eth_queue_count(priv); @@ -2030,7 +2030,7 @@ static int dpaa2_eth_setup_tc(struct net_device *net_dev, if (num_tc > dpaa2_eth_tc_count(priv)) { netdev_err(net_dev, "Max %d traffic classes supported\n", dpaa2_eth_tc_count(priv)); - return -EINVAL; + return -EOPNOTSUPP; }
if (!num_tc) { diff --git a/drivers/net/ethernet/intel/e1000/e1000_main.c b/drivers/net/ethernet/intel/e1000/e1000_main.c index 0d51cbc88028..05bc6e216bca 100644 --- a/drivers/net/ethernet/intel/e1000/e1000_main.c +++ b/drivers/net/ethernet/intel/e1000/e1000_main.c @@ -3136,8 +3136,9 @@ static netdev_tx_t e1000_xmit_frame(struct sk_buff *skb, hdr_len = skb_transport_offset(skb) + tcp_hdrlen(skb); if (skb->data_len && hdr_len == len) { switch (hw->mac_type) { + case e1000_82544: { unsigned int pull_size; - case e1000_82544: + /* Make sure we have room to chop off 4 bytes, * and that the end alignment will work out to * this hardware's requirements @@ -3158,6 +3159,7 @@ static netdev_tx_t e1000_xmit_frame(struct sk_buff *skb, } len = skb_headlen(skb); break; + } default: /* do nothing */ break; diff --git a/drivers/net/ethernet/intel/e1000e/e1000.h b/drivers/net/ethernet/intel/e1000e/e1000.h index 37a2314d3e6b..944abd5eae11 100644 --- a/drivers/net/ethernet/intel/e1000e/e1000.h +++ b/drivers/net/ethernet/intel/e1000e/e1000.h @@ -576,7 +576,6 @@ static inline u32 __er32(struct e1000_hw *hw, unsigned long reg)
#define er32(reg) __er32(hw, E1000_##reg)
-s32 __ew32_prepare(struct e1000_hw *hw); void __ew32(struct e1000_hw *hw, unsigned long reg, u32 val);
#define ew32(reg, val) __ew32(hw, E1000_##reg, (val)) diff --git a/drivers/net/ethernet/intel/e1000e/netdev.c b/drivers/net/ethernet/intel/e1000e/netdev.c index 177c6da80c57..df3d50e759de 100644 --- a/drivers/net/ethernet/intel/e1000e/netdev.c +++ b/drivers/net/ethernet/intel/e1000e/netdev.c @@ -119,14 +119,12 @@ static const struct e1000_reg_info e1000_reg_info_tbl[] = { * has bit 24 set while ME is accessing MAC CSR registers, wait if it is set * and try again a number of times. **/ -s32 __ew32_prepare(struct e1000_hw *hw) +static void __ew32_prepare(struct e1000_hw *hw) { s32 i = E1000_ICH_FWSM_PCIM2PCI_COUNT;
while ((er32(FWSM) & E1000_ICH_FWSM_PCIM2PCI) && --i) udelay(50); - - return i; }
void __ew32(struct e1000_hw *hw, unsigned long reg, u32 val) @@ -607,11 +605,11 @@ static void e1000e_update_rdt_wa(struct e1000_ring *rx_ring, unsigned int i) { struct e1000_adapter *adapter = rx_ring->adapter; struct e1000_hw *hw = &adapter->hw; - s32 ret_val = __ew32_prepare(hw);
+ __ew32_prepare(hw); writel(i, rx_ring->tail);
- if (unlikely(!ret_val && (i != readl(rx_ring->tail)))) { + if (unlikely(i != readl(rx_ring->tail))) { u32 rctl = er32(RCTL);
ew32(RCTL, rctl & ~E1000_RCTL_EN); @@ -624,11 +622,11 @@ static void e1000e_update_tdt_wa(struct e1000_ring *tx_ring, unsigned int i) { struct e1000_adapter *adapter = tx_ring->adapter; struct e1000_hw *hw = &adapter->hw; - s32 ret_val = __ew32_prepare(hw);
+ __ew32_prepare(hw); writel(i, tx_ring->tail);
- if (unlikely(!ret_val && (i != readl(tx_ring->tail)))) { + if (unlikely(i != readl(tx_ring->tail))) { u32 tctl = er32(TCTL);
ew32(TCTL, tctl & ~E1000_TCTL_EN); @@ -5294,6 +5292,10 @@ static void e1000_watchdog_task(struct work_struct *work) /* oops */ break; } + if (hw->mac.type == e1000_pch_spt) { + netdev->features &= ~NETIF_F_TSO; + netdev->features &= ~NETIF_F_TSO6; + } }
/* enable transmits in the hardware, need to do this diff --git a/drivers/net/ethernet/intel/ice/ice.h b/drivers/net/ethernet/intel/ice/ice.h index 5c11448bfbb3..020ee167f73a 100644 --- a/drivers/net/ethernet/intel/ice/ice.h +++ b/drivers/net/ethernet/intel/ice/ice.h @@ -366,7 +366,7 @@ struct ice_pf { struct ice_sw *first_sw; /* first switch created by firmware */ /* Virtchnl/SR-IOV config info */ struct ice_vf *vf; - int num_alloc_vfs; /* actual number of VFs allocated */ + u16 num_alloc_vfs; /* actual number of VFs allocated */ u16 num_vfs_supported; /* num VFs supported for this PF */ u16 num_qps_per_vf; u16 num_msix_per_vf; diff --git a/drivers/net/ethernet/intel/ice/ice_common.c b/drivers/net/ethernet/intel/ice/ice_common.c index 2c0d8fd3d5cd..09b374590ffc 100644 --- a/drivers/net/ethernet/intel/ice/ice_common.c +++ b/drivers/net/ethernet/intel/ice/ice_common.c @@ -322,6 +322,7 @@ ice_aq_get_link_info(struct ice_port_info *pi, bool ena_lse, static enum ice_status ice_init_fltr_mgmt_struct(struct ice_hw *hw) { struct ice_switch_info *sw; + enum ice_status status;
hw->switch_info = devm_kzalloc(ice_hw_to_dev(hw), sizeof(*hw->switch_info), GFP_KERNEL); @@ -332,7 +333,12 @@ static enum ice_status ice_init_fltr_mgmt_struct(struct ice_hw *hw)
INIT_LIST_HEAD(&sw->vsi_list_map_head);
- return ice_init_def_sw_recp(hw); + status = ice_init_def_sw_recp(hw); + if (status) { + devm_kfree(ice_hw_to_dev(hw), hw->switch_info); + return status; + } + return 0; }
/** diff --git a/drivers/net/ethernet/intel/ice/ice_controlq.c b/drivers/net/ethernet/intel/ice/ice_controlq.c index dd946866d7b8..cc29a16f41f7 100644 --- a/drivers/net/ethernet/intel/ice/ice_controlq.c +++ b/drivers/net/ethernet/intel/ice/ice_controlq.c @@ -199,7 +199,9 @@ ice_alloc_rq_bufs(struct ice_hw *hw, struct ice_ctl_q_info *cq) cq->rq.r.rq_bi[i].pa = 0; cq->rq.r.rq_bi[i].size = 0; } + cq->rq.r.rq_bi = NULL; devm_kfree(ice_hw_to_dev(hw), cq->rq.dma_head); + cq->rq.dma_head = NULL;
return ICE_ERR_NO_MEMORY; } @@ -245,7 +247,9 @@ ice_alloc_sq_bufs(struct ice_hw *hw, struct ice_ctl_q_info *cq) cq->sq.r.sq_bi[i].pa = 0; cq->sq.r.sq_bi[i].size = 0; } + cq->sq.r.sq_bi = NULL; devm_kfree(ice_hw_to_dev(hw), cq->sq.dma_head); + cq->sq.dma_head = NULL;
return ICE_ERR_NO_MEMORY; } @@ -304,6 +308,28 @@ ice_cfg_rq_regs(struct ice_hw *hw, struct ice_ctl_q_info *cq) return 0; }
+#define ICE_FREE_CQ_BUFS(hw, qi, ring) \ +do { \ + int i; \ + /* free descriptors */ \ + if ((qi)->ring.r.ring##_bi) \ + for (i = 0; i < (qi)->num_##ring##_entries; i++) \ + if ((qi)->ring.r.ring##_bi[i].pa) { \ + dmam_free_coherent(ice_hw_to_dev(hw), \ + (qi)->ring.r.ring##_bi[i].size, \ + (qi)->ring.r.ring##_bi[i].va, \ + (qi)->ring.r.ring##_bi[i].pa); \ + (qi)->ring.r.ring##_bi[i].va = NULL;\ + (qi)->ring.r.ring##_bi[i].pa = 0;\ + (qi)->ring.r.ring##_bi[i].size = 0;\ + } \ + /* free the buffer info list */ \ + if ((qi)->ring.cmd_buf) \ + devm_kfree(ice_hw_to_dev(hw), (qi)->ring.cmd_buf); \ + /* free DMA head */ \ + devm_kfree(ice_hw_to_dev(hw), (qi)->ring.dma_head); \ +} while (0) + /** * ice_init_sq - main initialization routine for Control ATQ * @hw: pointer to the hardware structure @@ -357,6 +383,7 @@ static enum ice_status ice_init_sq(struct ice_hw *hw, struct ice_ctl_q_info *cq) goto init_ctrlq_exit;
init_ctrlq_free_rings: + ICE_FREE_CQ_BUFS(hw, cq, sq); ice_free_cq_ring(hw, &cq->sq);
init_ctrlq_exit: @@ -416,33 +443,13 @@ static enum ice_status ice_init_rq(struct ice_hw *hw, struct ice_ctl_q_info *cq) goto init_ctrlq_exit;
init_ctrlq_free_rings: + ICE_FREE_CQ_BUFS(hw, cq, rq); ice_free_cq_ring(hw, &cq->rq);
init_ctrlq_exit: return ret_code; }
-#define ICE_FREE_CQ_BUFS(hw, qi, ring) \ -do { \ - int i; \ - /* free descriptors */ \ - for (i = 0; i < (qi)->num_##ring##_entries; i++) \ - if ((qi)->ring.r.ring##_bi[i].pa) { \ - dmam_free_coherent(ice_hw_to_dev(hw), \ - (qi)->ring.r.ring##_bi[i].size,\ - (qi)->ring.r.ring##_bi[i].va,\ - (qi)->ring.r.ring##_bi[i].pa);\ - (qi)->ring.r.ring##_bi[i].va = NULL; \ - (qi)->ring.r.ring##_bi[i].pa = 0; \ - (qi)->ring.r.ring##_bi[i].size = 0; \ - } \ - /* free the buffer info list */ \ - if ((qi)->ring.cmd_buf) \ - devm_kfree(ice_hw_to_dev(hw), (qi)->ring.cmd_buf); \ - /* free DMA head */ \ - devm_kfree(ice_hw_to_dev(hw), (qi)->ring.dma_head); \ -} while (0) - /** * ice_shutdown_sq - shutdown the Control ATQ * @hw: pointer to the hardware structure diff --git a/drivers/net/ethernet/intel/ice/ice_ethtool.c b/drivers/net/ethernet/intel/ice/ice_ethtool.c index 593fb37bd59e..153e3565e313 100644 --- a/drivers/net/ethernet/intel/ice/ice_ethtool.c +++ b/drivers/net/ethernet/intel/ice/ice_ethtool.c @@ -3171,10 +3171,6 @@ ice_get_channels(struct net_device *dev, struct ethtool_channels *ch) struct ice_vsi *vsi = np->vsi; struct ice_pf *pf = vsi->back;
- /* check to see if VSI is active */ - if (test_bit(__ICE_DOWN, vsi->state)) - return; - /* report maximum channels */ ch->max_rx = ice_get_max_rxq(pf); ch->max_tx = ice_get_max_txq(pf); diff --git a/drivers/net/ethernet/intel/ice/ice_flex_pipe.c b/drivers/net/ethernet/intel/ice/ice_flex_pipe.c index 42bac3ec5526..abfec38bb483 100644 --- a/drivers/net/ethernet/intel/ice/ice_flex_pipe.c +++ b/drivers/net/ethernet/intel/ice/ice_flex_pipe.c @@ -2962,8 +2962,10 @@ ice_add_prof(struct ice_hw *hw, enum ice_block blk, u64 id, u8 ptypes[],
/* add profile info */ prof = devm_kzalloc(ice_hw_to_dev(hw), sizeof(*prof), GFP_KERNEL); - if (!prof) + if (!prof) { + status = ICE_ERR_NO_MEMORY; goto err_ice_add_prof; + }
prof->profile_cookie = id; prof->prof_id = prof_id; @@ -3703,8 +3705,10 @@ ice_add_prof_id_vsig(struct ice_hw *hw, enum ice_block blk, u16 vsig, u64 hdl, t->tcam[i].prof_id, t->tcam[i].ptg, vsig, 0, 0, vl_msk, dc_msk, nm_msk); - if (status) + if (status) { + devm_kfree(ice_hw_to_dev(hw), p); goto err_ice_add_prof_id_vsig; + }
/* log change */ list_add(&p->list_entry, chg); diff --git a/drivers/net/ethernet/intel/ice/ice_main.c b/drivers/net/ethernet/intel/ice/ice_main.c index 5b190c257124..69e50331e08e 100644 --- a/drivers/net/ethernet/intel/ice/ice_main.c +++ b/drivers/net/ethernet/intel/ice/ice_main.c @@ -1898,6 +1898,9 @@ int ice_destroy_xdp_rings(struct ice_vsi *vsi) for (i = 0; i < vsi->tc_cfg.numtc; i++) max_txqs[i] = vsi->num_txq;
+ /* change number of XDP Tx queues to 0 */ + vsi->num_xdp_txq = 0; + return ice_cfg_vsi_lan(vsi->port_info, vsi->idx, vsi->tc_cfg.ena_tc, max_txqs); } @@ -3123,7 +3126,7 @@ static char *ice_get_opt_fw_name(struct ice_pf *pf) if (!opt_fw_filename) return NULL;
- snprintf(opt_fw_filename, NAME_MAX, "%sice-%016llX.pkg", + snprintf(opt_fw_filename, NAME_MAX, "%sice-%016llx.pkg", ICE_DDP_PKG_PATH, dsn);
return opt_fw_filename; @@ -3295,7 +3298,7 @@ ice_probe(struct pci_dev *pdev, const struct pci_device_id __always_unused *ent) if (err) { dev_err(dev, "ice_init_interrupt_scheme failed: %d\n", err); err = -EIO; - goto err_init_interrupt_unroll; + goto err_init_vsi_unroll; }
/* Driver is mostly up */ @@ -3384,6 +3387,7 @@ ice_probe(struct pci_dev *pdev, const struct pci_device_id __always_unused *ent) ice_free_irq_msix_misc(pf); err_init_interrupt_unroll: ice_clear_interrupt_scheme(pf); +err_init_vsi_unroll: devm_kfree(dev, pf->vsi); err_init_pf_unroll: ice_deinit_pf(pf); diff --git a/drivers/net/ethernet/intel/ice/ice_virtchnl_pf.c b/drivers/net/ethernet/intel/ice/ice_virtchnl_pf.c index 15191a325918..f1fdb4d4c826 100644 --- a/drivers/net/ethernet/intel/ice/ice_virtchnl_pf.c +++ b/drivers/net/ethernet/intel/ice/ice_virtchnl_pf.c @@ -10,10 +10,11 @@ * @pf: pointer to the PF structure * @vf_id: the ID of the VF to check */ -static int ice_validate_vf_id(struct ice_pf *pf, int vf_id) +static int ice_validate_vf_id(struct ice_pf *pf, u16 vf_id) { + /* vf_id range is only valid for 0-255, and should always be unsigned */ if (vf_id >= pf->num_alloc_vfs) { - dev_err(ice_pf_to_dev(pf), "Invalid VF ID: %d\n", vf_id); + dev_err(ice_pf_to_dev(pf), "Invalid VF ID: %u\n", vf_id); return -EINVAL; } return 0; @@ -27,7 +28,7 @@ static int ice_validate_vf_id(struct ice_pf *pf, int vf_id) static int ice_check_vf_init(struct ice_pf *pf, struct ice_vf *vf) { if (!test_bit(ICE_VF_STATE_INIT, vf->vf_states)) { - dev_err(ice_pf_to_dev(pf), "VF ID: %d in reset. Try again.\n", + dev_err(ice_pf_to_dev(pf), "VF ID: %u in reset. Try again.\n", vf->vf_id); return -EBUSY; } @@ -337,7 +338,7 @@ void ice_free_vfs(struct ice_pf *pf) * before this function ever gets called. */ if (!pci_vfs_assigned(pf->pdev)) { - int vf_id; + unsigned int vf_id;
/* Acknowledge VFLR for all VFs. Without this, VFs will fail to * work correctly when SR-IOV gets re-enabled. @@ -368,9 +369,9 @@ static void ice_trigger_vf_reset(struct ice_vf *vf, bool is_vflr, bool is_pfr) { struct ice_pf *pf = vf->pf; u32 reg, reg_idx, bit_idx; + unsigned int vf_abs_id, i; struct device *dev; struct ice_hw *hw; - int vf_abs_id, i;
dev = ice_pf_to_dev(pf); hw = &pf->hw; @@ -418,7 +419,7 @@ static void ice_trigger_vf_reset(struct ice_vf *vf, bool is_vflr, bool is_pfr) if ((reg & VF_TRANS_PENDING_M) == 0) break;
- dev_err(dev, "VF %d PCI transactions stuck\n", vf->vf_id); + dev_err(dev, "VF %u PCI transactions stuck\n", vf->vf_id); udelay(ICE_PCI_CIAD_WAIT_DELAY_US); } } @@ -1483,7 +1484,7 @@ int ice_sriov_configure(struct pci_dev *pdev, int num_vfs) void ice_process_vflr_event(struct ice_pf *pf) { struct ice_hw *hw = &pf->hw; - int vf_id; + unsigned int vf_id; u32 reg;
if (!test_and_clear_bit(__ICE_VFLR_EVENT_PENDING, pf->state) || @@ -1524,7 +1525,7 @@ static void ice_vc_reset_vf(struct ice_vf *vf) */ static struct ice_vf *ice_get_vf_from_pfq(struct ice_pf *pf, u16 pfq) { - int vf_id; + unsigned int vf_id;
ice_for_each_vf(pf, vf_id) { struct ice_vf *vf = &pf->vf[vf_id]; @@ -2117,6 +2118,52 @@ static bool ice_vc_validate_vqs_bitmaps(struct virtchnl_queue_select *vqs) return true; }
+/** + * ice_vf_ena_txq_interrupt - enable Tx queue interrupt via QINT_TQCTL + * @vsi: VSI of the VF to configure + * @q_idx: VF queue index used to determine the queue in the PF's space + */ +static void ice_vf_ena_txq_interrupt(struct ice_vsi *vsi, u32 q_idx) +{ + struct ice_hw *hw = &vsi->back->hw; + u32 pfq = vsi->txq_map[q_idx]; + u32 reg; + + reg = rd32(hw, QINT_TQCTL(pfq)); + + /* MSI-X index 0 in the VF's space is always for the OICR, which means + * this is most likely a poll mode VF driver, so don't enable an + * interrupt that was never configured via VIRTCHNL_OP_CONFIG_IRQ_MAP + */ + if (!(reg & QINT_TQCTL_MSIX_INDX_M)) + return; + + wr32(hw, QINT_TQCTL(pfq), reg | QINT_TQCTL_CAUSE_ENA_M); +} + +/** + * ice_vf_ena_rxq_interrupt - enable Tx queue interrupt via QINT_RQCTL + * @vsi: VSI of the VF to configure + * @q_idx: VF queue index used to determine the queue in the PF's space + */ +static void ice_vf_ena_rxq_interrupt(struct ice_vsi *vsi, u32 q_idx) +{ + struct ice_hw *hw = &vsi->back->hw; + u32 pfq = vsi->rxq_map[q_idx]; + u32 reg; + + reg = rd32(hw, QINT_RQCTL(pfq)); + + /* MSI-X index 0 in the VF's space is always for the OICR, which means + * this is most likely a poll mode VF driver, so don't enable an + * interrupt that was never configured via VIRTCHNL_OP_CONFIG_IRQ_MAP + */ + if (!(reg & QINT_RQCTL_MSIX_INDX_M)) + return; + + wr32(hw, QINT_RQCTL(pfq), reg | QINT_RQCTL_CAUSE_ENA_M); +} + /** * ice_vc_ena_qs_msg * @vf: pointer to the VF info @@ -2177,6 +2224,7 @@ static int ice_vc_ena_qs_msg(struct ice_vf *vf, u8 *msg) goto error_param; }
+ ice_vf_ena_rxq_interrupt(vsi, vf_q_id); set_bit(vf_q_id, vf->rxq_ena); }
@@ -2192,6 +2240,7 @@ static int ice_vc_ena_qs_msg(struct ice_vf *vf, u8 *msg) if (test_bit(vf_q_id, vf->txq_ena)) continue;
+ ice_vf_ena_txq_interrupt(vsi, vf_q_id); set_bit(vf_q_id, vf->txq_ena); }
diff --git a/drivers/net/ethernet/intel/ice/ice_virtchnl_pf.h b/drivers/net/ethernet/intel/ice/ice_virtchnl_pf.h index 3f9464269bd2..62875704cecf 100644 --- a/drivers/net/ethernet/intel/ice/ice_virtchnl_pf.h +++ b/drivers/net/ethernet/intel/ice/ice_virtchnl_pf.h @@ -64,7 +64,7 @@ struct ice_mdd_vf_events { struct ice_vf { struct ice_pf *pf;
- s16 vf_id; /* VF ID in the PF space */ + u16 vf_id; /* VF ID in the PF space */ u16 lan_vsi_idx; /* index into PF struct */ /* first vector index of this VF in the PF space */ int first_vector_idx; diff --git a/drivers/net/ethernet/intel/igb/igb_ethtool.c b/drivers/net/ethernet/intel/igb/igb_ethtool.c index 39d3b76a6f5d..2cd003c5ad43 100644 --- a/drivers/net/ethernet/intel/igb/igb_ethtool.c +++ b/drivers/net/ethernet/intel/igb/igb_ethtool.c @@ -143,7 +143,8 @@ static int igb_get_link_ksettings(struct net_device *netdev, u32 speed; u32 supported, advertising;
- status = rd32(E1000_STATUS); + status = pm_runtime_suspended(&adapter->pdev->dev) ? + 0 : rd32(E1000_STATUS); if (hw->phy.media_type == e1000_media_type_copper) {
supported = (SUPPORTED_10baseT_Half | diff --git a/drivers/net/ethernet/intel/igc/igc_main.c b/drivers/net/ethernet/intel/igc/igc_main.c index 69fa1ce1f927..c7020ff2f490 100644 --- a/drivers/net/ethernet/intel/igc/igc_main.c +++ b/drivers/net/ethernet/intel/igc/igc_main.c @@ -2325,7 +2325,9 @@ static void igc_configure(struct igc_adapter *adapter) igc_setup_mrqc(adapter); igc_setup_rctl(adapter);
+ igc_set_default_mac_filter(adapter); igc_nfc_filter_restore(adapter); + igc_configure_tx(adapter); igc_configure_rx(adapter);
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_common.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_common.c index 0bd1294ba517..39c5e6fdb72c 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_common.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_common.c @@ -2243,7 +2243,7 @@ s32 ixgbe_fc_enable_generic(struct ixgbe_hw *hw) }
/* Configure pause time (2 TCs per register) */ - reg = hw->fc.pause_time * 0x00010001; + reg = hw->fc.pause_time * 0x00010001U; for (i = 0; i < (MAX_TRAFFIC_CLASS / 2); i++) IXGBE_WRITE_REG(hw, IXGBE_FCTTV(i), reg);
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c index 718931d951bc..ea6834bae04c 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c @@ -2254,7 +2254,8 @@ static void ixgbe_rx_buffer_flip(struct ixgbe_ring *rx_ring, rx_buffer->page_offset ^= truesize; #else unsigned int truesize = ring_uses_build_skb(rx_ring) ? - SKB_DATA_ALIGN(IXGBE_SKB_PAD + size) : + SKB_DATA_ALIGN(IXGBE_SKB_PAD + size) + + SKB_DATA_ALIGN(sizeof(struct skb_shared_info)) : SKB_DATA_ALIGN(size);
rx_buffer->page_offset += truesize; diff --git a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c index 411e5ea1031e..64786568af0d 100644 --- a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c +++ b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c @@ -1856,13 +1856,17 @@ static int otx2_probe(struct pci_dev *pdev, const struct pci_device_id *id) num_vec = pci_msix_vec_count(pdev); hw->irq_name = devm_kmalloc_array(&hw->pdev->dev, num_vec, NAME_SIZE, GFP_KERNEL); - if (!hw->irq_name) + if (!hw->irq_name) { + err = -ENOMEM; goto err_free_netdev; + }
hw->affinity_mask = devm_kcalloc(&hw->pdev->dev, num_vec, sizeof(cpumask_var_t), GFP_KERNEL); - if (!hw->affinity_mask) + if (!hw->affinity_mask) { + err = -ENOMEM; goto err_free_netdev; + }
/* Map CSRs */ pf->reg_base = pcim_iomap(pdev, PCI_CFG_REG_BAR_NUM, 0); diff --git a/drivers/net/ethernet/mellanox/mlx4/crdump.c b/drivers/net/ethernet/mellanox/mlx4/crdump.c index 73eae80e1cb7..ac5468b77488 100644 --- a/drivers/net/ethernet/mellanox/mlx4/crdump.c +++ b/drivers/net/ethernet/mellanox/mlx4/crdump.c @@ -197,6 +197,7 @@ int mlx4_crdump_collect(struct mlx4_dev *dev) err = devlink_region_snapshot_id_get(devlink, &id); if (err) { mlx4_err(dev, "crdump: devlink get snapshot id err %d\n", err); + iounmap(cr_space); return err; }
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/tc_ct.c b/drivers/net/ethernet/mellanox/mlx5/core/en/tc_ct.c index 153d6eb19d3c..470282daed19 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/tc_ct.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/tc_ct.c @@ -1132,7 +1132,7 @@ mlx5_tc_ct_flow_offload(struct mlx5e_priv *priv, { bool clear_action = attr->ct_attr.ct_action & TCA_CT_ACT_CLEAR; struct mlx5_tc_ct_priv *ct_priv = mlx5_tc_ct_get_ct_priv(priv); - struct mlx5_flow_handle *rule; + struct mlx5_flow_handle *rule = ERR_PTR(-EINVAL); int err;
if (!ct_priv) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c index e2beb89c1832..b69957be653a 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c @@ -1501,6 +1501,7 @@ int mlx5e_poll_rx_cq(struct mlx5e_cq *cq, int budget)
#ifdef CONFIG_MLX5_CORE_IPOIB
+#define MLX5_IB_GRH_SGID_OFFSET 8 #define MLX5_IB_GRH_DGID_OFFSET 24 #define MLX5_GID_SIZE 16
@@ -1514,6 +1515,7 @@ static inline void mlx5i_complete_rx_cqe(struct mlx5e_rq *rq, struct net_device *netdev; struct mlx5e_priv *priv; char *pseudo_header; + u32 flags_rqpn; u32 qpn; u8 *dgid; u8 g; @@ -1535,7 +1537,8 @@ static inline void mlx5i_complete_rx_cqe(struct mlx5e_rq *rq, tstamp = &priv->tstamp; stats = &priv->channel_stats[rq->ix].rq;
- g = (be32_to_cpu(cqe->flags_rqpn) >> 28) & 3; + flags_rqpn = be32_to_cpu(cqe->flags_rqpn); + g = (flags_rqpn >> 28) & 3; dgid = skb->data + MLX5_IB_GRH_DGID_OFFSET; if ((!g) || dgid[0] != 0xff) skb->pkt_type = PACKET_HOST; @@ -1544,9 +1547,15 @@ static inline void mlx5i_complete_rx_cqe(struct mlx5e_rq *rq, else skb->pkt_type = PACKET_MULTICAST;
- /* TODO: IB/ipoib: Allow mcast packets from other VFs - * 68996a6e760e5c74654723eeb57bf65628ae87f4 + /* Drop packets that this interface sent, ie multicast packets + * that the HCA has replicated. */ + if (g && (qpn == (flags_rqpn & 0xffffff)) && + (memcmp(netdev->dev_addr + 4, skb->data + MLX5_IB_GRH_SGID_OFFSET, + MLX5_GID_SIZE) == 0)) { + skb->dev = NULL; + return; + }
skb_pull(skb, MLX5_IB_GRH_BYTES);
diff --git a/drivers/net/ethernet/mscc/ocelot_ace.c b/drivers/net/ethernet/mscc/ocelot_ace.c index 3bd286044480..8a2f7d13ef6d 100644 --- a/drivers/net/ethernet/mscc/ocelot_ace.c +++ b/drivers/net/ethernet/mscc/ocelot_ace.c @@ -706,13 +706,114 @@ ocelot_ace_rule_get_rule_index(struct ocelot_acl_block *block, int index) return NULL; }
+/* If @on=false, then SNAP, ARP, IP and OAM frames will not match on keys based + * on destination and source MAC addresses, but only on higher-level protocol + * information. The only frame types to match on keys containing MAC addresses + * in this case are non-SNAP, non-ARP, non-IP and non-OAM frames. + * + * If @on=true, then the above frame types (SNAP, ARP, IP and OAM) will match + * on MAC_ETYPE keys such as destination and source MAC on this ingress port. + * However the setting has the side effect of making these frames not matching + * on any _other_ keys than MAC_ETYPE ones. + */ +static void ocelot_match_all_as_mac_etype(struct ocelot *ocelot, int port, + bool on) +{ + u32 val = 0; + + if (on) + val = ANA_PORT_VCAP_S2_CFG_S2_SNAP_DIS(3) | + ANA_PORT_VCAP_S2_CFG_S2_ARP_DIS(3) | + ANA_PORT_VCAP_S2_CFG_S2_IP_TCPUDP_DIS(3) | + ANA_PORT_VCAP_S2_CFG_S2_IP_OTHER_DIS(3) | + ANA_PORT_VCAP_S2_CFG_S2_OAM_DIS(3); + + ocelot_rmw_gix(ocelot, val, + ANA_PORT_VCAP_S2_CFG_S2_SNAP_DIS_M | + ANA_PORT_VCAP_S2_CFG_S2_ARP_DIS_M | + ANA_PORT_VCAP_S2_CFG_S2_IP_TCPUDP_DIS_M | + ANA_PORT_VCAP_S2_CFG_S2_IP_OTHER_DIS_M | + ANA_PORT_VCAP_S2_CFG_S2_OAM_DIS_M, + ANA_PORT_VCAP_S2_CFG, port); +} + +static bool ocelot_ace_is_problematic_mac_etype(struct ocelot_ace_rule *ace) +{ + if (ace->type != OCELOT_ACE_TYPE_ETYPE) + return false; + if (ether_addr_to_u64(ace->frame.etype.dmac.value) & + ether_addr_to_u64(ace->frame.etype.dmac.mask)) + return true; + if (ether_addr_to_u64(ace->frame.etype.smac.value) & + ether_addr_to_u64(ace->frame.etype.smac.mask)) + return true; + return false; +} + +static bool ocelot_ace_is_problematic_non_mac_etype(struct ocelot_ace_rule *ace) +{ + if (ace->type == OCELOT_ACE_TYPE_SNAP) + return true; + if (ace->type == OCELOT_ACE_TYPE_ARP) + return true; + if (ace->type == OCELOT_ACE_TYPE_IPV4) + return true; + if (ace->type == OCELOT_ACE_TYPE_IPV6) + return true; + return false; +} + +static bool ocelot_exclusive_mac_etype_ace_rules(struct ocelot *ocelot, + struct ocelot_ace_rule *ace) +{ + struct ocelot_acl_block *block = &ocelot->acl_block; + struct ocelot_ace_rule *tmp; + unsigned long port; + int i; + + if (ocelot_ace_is_problematic_mac_etype(ace)) { + /* Search for any non-MAC_ETYPE rules on the port */ + for (i = 0; i < block->count; i++) { + tmp = ocelot_ace_rule_get_rule_index(block, i); + if (tmp->ingress_port_mask & ace->ingress_port_mask && + ocelot_ace_is_problematic_non_mac_etype(tmp)) + return false; + } + + for_each_set_bit(port, &ace->ingress_port_mask, + ocelot->num_phys_ports) + ocelot_match_all_as_mac_etype(ocelot, port, true); + } else if (ocelot_ace_is_problematic_non_mac_etype(ace)) { + /* Search for any MAC_ETYPE rules on the port */ + for (i = 0; i < block->count; i++) { + tmp = ocelot_ace_rule_get_rule_index(block, i); + if (tmp->ingress_port_mask & ace->ingress_port_mask && + ocelot_ace_is_problematic_mac_etype(tmp)) + return false; + } + + for_each_set_bit(port, &ace->ingress_port_mask, + ocelot->num_phys_ports) + ocelot_match_all_as_mac_etype(ocelot, port, false); + } + + return true; +} + int ocelot_ace_rule_offload_add(struct ocelot *ocelot, - struct ocelot_ace_rule *rule) + struct ocelot_ace_rule *rule, + struct netlink_ext_ack *extack) { struct ocelot_acl_block *block = &ocelot->acl_block; struct ocelot_ace_rule *ace; int i, index;
+ if (!ocelot_exclusive_mac_etype_ace_rules(ocelot, rule)) { + NL_SET_ERR_MSG_MOD(extack, + "Cannot mix MAC_ETYPE with non-MAC_ETYPE rules"); + return -EBUSY; + } + /* Add rule to the linked list */ ocelot_ace_rule_add(ocelot, block, rule);
diff --git a/drivers/net/ethernet/mscc/ocelot_ace.h b/drivers/net/ethernet/mscc/ocelot_ace.h index 29d22c566786..099e177f2617 100644 --- a/drivers/net/ethernet/mscc/ocelot_ace.h +++ b/drivers/net/ethernet/mscc/ocelot_ace.h @@ -194,7 +194,7 @@ struct ocelot_ace_rule {
enum ocelot_ace_action action; struct ocelot_ace_stats stats; - u16 ingress_port_mask; + unsigned long ingress_port_mask;
enum ocelot_vcap_bit dmac_mc; enum ocelot_vcap_bit dmac_bc; @@ -215,7 +215,8 @@ struct ocelot_ace_rule { };
int ocelot_ace_rule_offload_add(struct ocelot *ocelot, - struct ocelot_ace_rule *rule); + struct ocelot_ace_rule *rule, + struct netlink_ext_ack *extack); int ocelot_ace_rule_offload_del(struct ocelot *ocelot, struct ocelot_ace_rule *rule); int ocelot_ace_rule_stats_update(struct ocelot *ocelot, diff --git a/drivers/net/ethernet/mscc/ocelot_flower.c b/drivers/net/ethernet/mscc/ocelot_flower.c index 341923311fec..954cb67eeaa2 100644 --- a/drivers/net/ethernet/mscc/ocelot_flower.c +++ b/drivers/net/ethernet/mscc/ocelot_flower.c @@ -205,7 +205,7 @@ int ocelot_cls_flower_replace(struct ocelot *ocelot, int port, return ret; }
- return ocelot_ace_rule_offload_add(ocelot, ace); + return ocelot_ace_rule_offload_add(ocelot, ace, f->common.extack); } EXPORT_SYMBOL_GPL(ocelot_cls_flower_replace);
diff --git a/drivers/net/ethernet/nxp/lpc_eth.c b/drivers/net/ethernet/nxp/lpc_eth.c index d20cf03a3ea0..311454d9b0bc 100644 --- a/drivers/net/ethernet/nxp/lpc_eth.c +++ b/drivers/net/ethernet/nxp/lpc_eth.c @@ -823,7 +823,8 @@ static int lpc_mii_init(struct netdata_local *pldat) if (err) goto err_out_unregister_bus;
- if (lpc_mii_probe(pldat->ndev) != 0) + err = lpc_mii_probe(pldat->ndev); + if (err) goto err_out_unregister_bus;
return 0; diff --git a/drivers/net/ethernet/qlogic/qede/qede.h b/drivers/net/ethernet/qlogic/qede/qede.h index 234c6f30effb..234c7e35ee1e 100644 --- a/drivers/net/ethernet/qlogic/qede/qede.h +++ b/drivers/net/ethernet/qlogic/qede/qede.h @@ -574,12 +574,14 @@ int qede_add_tc_flower_fltr(struct qede_dev *edev, __be16 proto, #define RX_RING_SIZE ((u16)BIT(RX_RING_SIZE_POW)) #define NUM_RX_BDS_MAX (RX_RING_SIZE - 1) #define NUM_RX_BDS_MIN 128 +#define NUM_RX_BDS_KDUMP_MIN 63 #define NUM_RX_BDS_DEF ((u16)BIT(10) - 1)
#define TX_RING_SIZE_POW 13 #define TX_RING_SIZE ((u16)BIT(TX_RING_SIZE_POW)) #define NUM_TX_BDS_MAX (TX_RING_SIZE - 1) #define NUM_TX_BDS_MIN 128 +#define NUM_TX_BDS_KDUMP_MIN 63 #define NUM_TX_BDS_DEF NUM_TX_BDS_MAX
#define QEDE_MIN_PKT_LEN 64 diff --git a/drivers/net/ethernet/qlogic/qede/qede_main.c b/drivers/net/ethernet/qlogic/qede/qede_main.c index 34fa3917eb33..1a83d1fd8ccd 100644 --- a/drivers/net/ethernet/qlogic/qede/qede_main.c +++ b/drivers/net/ethernet/qlogic/qede/qede_main.c @@ -29,6 +29,7 @@ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE * SOFTWARE. */ +#include <linux/crash_dump.h> #include <linux/module.h> #include <linux/pci.h> #include <linux/version.h> @@ -707,8 +708,14 @@ static struct qede_dev *qede_alloc_etherdev(struct qed_dev *cdev, edev->dp_module = dp_module; edev->dp_level = dp_level; edev->ops = qed_ops; - edev->q_num_rx_buffers = NUM_RX_BDS_DEF; - edev->q_num_tx_buffers = NUM_TX_BDS_DEF; + + if (is_kdump_kernel()) { + edev->q_num_rx_buffers = NUM_RX_BDS_KDUMP_MIN; + edev->q_num_tx_buffers = NUM_TX_BDS_KDUMP_MIN; + } else { + edev->q_num_rx_buffers = NUM_RX_BDS_DEF; + edev->q_num_tx_buffers = NUM_TX_BDS_DEF; + }
DP_INFO(edev, "Allocated netdev with %d tx queues and %d rx queues\n", info->num_queues, info->num_queues); diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-intel.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-intel.c index 2e4aaedb93f5..d163c4b43da0 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-intel.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-intel.c @@ -252,6 +252,7 @@ static void common_default_data(struct plat_stmmacenet_data *plat) static int intel_mgbe_common_data(struct pci_dev *pdev, struct plat_stmmacenet_data *plat) { + int ret; int i;
plat->clk_csr = 5; @@ -324,7 +325,12 @@ static int intel_mgbe_common_data(struct pci_dev *pdev, dev_warn(&pdev->dev, "Fail to register stmmac-clk\n"); plat->stmmac_clk = NULL; } - clk_prepare_enable(plat->stmmac_clk); + + ret = clk_prepare_enable(plat->stmmac_clk); + if (ret) { + clk_unregister_fixed_rate(plat->stmmac_clk); + return ret; + }
/* Set default value for multicast hash bins */ plat->multicast_filter_bins = HASH_TABLE_SIZE; @@ -657,7 +663,13 @@ static int intel_eth_pci_probe(struct pci_dev *pdev, res.wol_irq = pdev->irq; res.irq = pdev->irq;
- return stmmac_dvr_probe(&pdev->dev, plat, &res); + ret = stmmac_dvr_probe(&pdev->dev, plat, &res); + if (ret) { + clk_disable_unprepare(plat->stmmac_clk); + clk_unregister_fixed_rate(plat->stmmac_clk); + } + + return ret; }
/** @@ -675,8 +687,8 @@ static void intel_eth_pci_remove(struct pci_dev *pdev)
stmmac_dvr_remove(&pdev->dev);
- if (priv->plat->stmmac_clk) - clk_unregister_fixed_rate(priv->plat->stmmac_clk); + clk_disable_unprepare(priv->plat->stmmac_clk); + clk_unregister_fixed_rate(priv->plat->stmmac_clk);
for (i = 0; i < PCI_STD_NUM_BARS; i++) { if (pci_resource_len(pdev, i) == 0) diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c index 3fb21f7ac9fb..272cb47af9f2 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c @@ -217,15 +217,10 @@ static int stmmac_pci_probe(struct pci_dev *pdev, */ static void stmmac_pci_remove(struct pci_dev *pdev) { - struct net_device *ndev = dev_get_drvdata(&pdev->dev); - struct stmmac_priv *priv = netdev_priv(ndev); int i;
stmmac_dvr_remove(&pdev->dev);
- if (priv->plat->stmmac_clk) - clk_unregister_fixed_rate(priv->plat->stmmac_clk); - for (i = 0; i < PCI_STD_NUM_BARS; i++) { if (pci_resource_len(pdev, i) == 0) continue; diff --git a/drivers/net/ethernet/ti/davinci_mdio.c b/drivers/net/ethernet/ti/davinci_mdio.c index 38b7f6d35759..702fdc393da0 100644 --- a/drivers/net/ethernet/ti/davinci_mdio.c +++ b/drivers/net/ethernet/ti/davinci_mdio.c @@ -397,6 +397,8 @@ static int davinci_mdio_probe(struct platform_device *pdev) data->dev = dev;
res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + if (!res) + return -EINVAL; data->regs = devm_ioremap(dev, res->start, resource_size(res)); if (!data->regs) return -ENOMEM; diff --git a/drivers/net/ethernet/ti/k3-cppi-desc-pool.c b/drivers/net/ethernet/ti/k3-cppi-desc-pool.c index ad7cfc1316ce..38cc12f9f133 100644 --- a/drivers/net/ethernet/ti/k3-cppi-desc-pool.c +++ b/drivers/net/ethernet/ti/k3-cppi-desc-pool.c @@ -64,8 +64,8 @@ k3_cppi_desc_pool_create_name(struct device *dev, size_t size, return ERR_PTR(-ENOMEM);
pool->gen_pool = gen_pool_create(ilog2(pool->desc_size), -1); - if (IS_ERR(pool->gen_pool)) { - ret = PTR_ERR(pool->gen_pool); + if (!pool->gen_pool) { + ret = -ENOMEM; dev_err(pool->dev, "pool create failed %d\n", ret); kfree_const(pool_name); goto gen_pool_create_fail; diff --git a/drivers/net/ipa/gsi.c b/drivers/net/ipa/gsi.c index 8d9ca1c335e8..043a675e1be1 100644 --- a/drivers/net/ipa/gsi.c +++ b/drivers/net/ipa/gsi.c @@ -238,11 +238,6 @@ static void gsi_irq_ieob_enable(struct gsi *gsi, u32 evt_ring_id) iowrite32(val, gsi->virt + GSI_CNTXT_SRC_IEOB_IRQ_MSK_OFFSET); }
-static void gsi_isr_ieob_clear(struct gsi *gsi, u32 mask) -{ - iowrite32(mask, gsi->virt + GSI_CNTXT_SRC_IEOB_IRQ_CLR_OFFSET); -} - static void gsi_irq_ieob_disable(struct gsi *gsi, u32 evt_ring_id) { u32 val; @@ -756,7 +751,6 @@ static void gsi_channel_deprogram(struct gsi_channel *channel) int gsi_channel_start(struct gsi *gsi, u32 channel_id) { struct gsi_channel *channel = &gsi->channel[channel_id]; - u32 evt_ring_id = channel->evt_ring_id; int ret;
mutex_lock(&gsi->mutex); @@ -765,9 +759,6 @@ int gsi_channel_start(struct gsi *gsi, u32 channel_id)
mutex_unlock(&gsi->mutex);
- /* Clear the channel's event ring interrupt in case it's pending */ - gsi_isr_ieob_clear(gsi, BIT(evt_ring_id)); - gsi_channel_thaw(channel);
return ret; @@ -1071,7 +1062,7 @@ static void gsi_isr_ieob(struct gsi *gsi) u32 event_mask;
event_mask = ioread32(gsi->virt + GSI_CNTXT_SRC_IEOB_IRQ_OFFSET); - gsi_isr_ieob_clear(gsi, event_mask); + iowrite32(event_mask, gsi->virt + GSI_CNTXT_SRC_IEOB_IRQ_CLR_OFFSET);
while (event_mask) { u32 evt_ring_id = __ffs(event_mask); diff --git a/drivers/net/macvlan.c b/drivers/net/macvlan.c index 0482adc9916b..e900ebb94499 100644 --- a/drivers/net/macvlan.c +++ b/drivers/net/macvlan.c @@ -447,6 +447,10 @@ static rx_handler_result_t macvlan_handle_frame(struct sk_buff **pskb) int ret; rx_handler_result_t handle_res;
+ /* Packets from dev_loopback_xmit() do not have L2 header, bail out */ + if (unlikely(skb->pkt_type == PACKET_LOOPBACK)) + return RX_HANDLER_PASS; + port = macvlan_port_get_rcu(skb->dev); if (is_multicast_ether_addr(eth->h_dest)) { unsigned int hash; diff --git a/drivers/net/veth.c b/drivers/net/veth.c index aece0e5eec8c..d5691bb84448 100644 --- a/drivers/net/veth.c +++ b/drivers/net/veth.c @@ -564,13 +564,15 @@ static struct sk_buff *veth_xdp_rcv_one(struct veth_rq *rq, struct veth_stats *stats) { void *hard_start = frame->data - frame->headroom; - void *head = hard_start - sizeof(struct xdp_frame); int len = frame->len, delta = 0; struct xdp_frame orig_frame; struct bpf_prog *xdp_prog; unsigned int headroom; struct sk_buff *skb;
+ /* bpf_xdp_adjust_head() assures BPF cannot access xdp_frame area */ + hard_start -= sizeof(struct xdp_frame); + rcu_read_lock(); xdp_prog = rcu_dereference(rq->xdp_prog); if (likely(xdp_prog)) { @@ -592,7 +594,6 @@ static struct sk_buff *veth_xdp_rcv_one(struct veth_rq *rq, break; case XDP_TX: orig_frame = *frame; - xdp.data_hard_start = head; xdp.rxq->mem = frame->mem; if (unlikely(veth_xdp_tx(rq, &xdp, bq) < 0)) { trace_xdp_exception(rq->dev, xdp_prog, act); @@ -605,7 +606,6 @@ static struct sk_buff *veth_xdp_rcv_one(struct veth_rq *rq, goto xdp_xmit; case XDP_REDIRECT: orig_frame = *frame; - xdp.data_hard_start = head; xdp.rxq->mem = frame->mem; if (xdp_do_redirect(rq->dev, &xdp, xdp_prog)) { frame = &orig_frame; @@ -629,7 +629,7 @@ static struct sk_buff *veth_xdp_rcv_one(struct veth_rq *rq, rcu_read_unlock();
headroom = sizeof(struct xdp_frame) + frame->headroom - delta; - skb = veth_build_skb(head, headroom, len, 0); + skb = veth_build_skb(hard_start, headroom, len, 0); if (!skb) { xdp_return_frame(frame); stats->rx_drops++; diff --git a/drivers/net/vmxnet3/vmxnet3_ethtool.c b/drivers/net/vmxnet3/vmxnet3_ethtool.c index 6528940ce5f3..b53bb8bcd47f 100644 --- a/drivers/net/vmxnet3/vmxnet3_ethtool.c +++ b/drivers/net/vmxnet3/vmxnet3_ethtool.c @@ -700,6 +700,8 @@ vmxnet3_get_rss(struct net_device *netdev, u32 *p, u8 *key, u8 *hfunc) *hfunc = ETH_RSS_HASH_TOP; if (!p) return 0; + if (n > UPT1_RSS_MAX_IND_TABLE_SIZE) + return 0; while (n--) p[n] = rssConf->indTable[n]; return 0; diff --git a/drivers/net/wireless/ath/ath10k/bmi.c b/drivers/net/wireless/ath/ath10k/bmi.c index ea908107581d..5b6db6e66f65 100644 --- a/drivers/net/wireless/ath/ath10k/bmi.c +++ b/drivers/net/wireless/ath/ath10k/bmi.c @@ -380,6 +380,7 @@ static int ath10k_bmi_lz_data_large(struct ath10k *ar, const void *buffer, u32 l NULL, NULL); if (ret) { ath10k_warn(ar, "unable to write to the device\n"); + kfree(cmd); return ret; }
diff --git a/drivers/net/wireless/ath/ath10k/htt.h b/drivers/net/wireless/ath/ath10k/htt.h index 4a12564fc30e..c5ac5b277017 100644 --- a/drivers/net/wireless/ath/ath10k/htt.h +++ b/drivers/net/wireless/ath/ath10k/htt.h @@ -2035,6 +2035,7 @@ struct ath10k_htt_tx_ops { int (*htt_h2t_aggr_cfg_msg)(struct ath10k_htt *htt, u8 max_subfrms_ampdu, u8 max_subfrms_amsdu); + void (*htt_flush_tx)(struct ath10k_htt *htt); };
static inline int ath10k_htt_send_rx_ring_cfg(struct ath10k_htt *htt) @@ -2074,6 +2075,12 @@ static inline int ath10k_htt_tx(struct ath10k_htt *htt, return htt->tx_ops->htt_tx(htt, txmode, msdu); }
+static inline void ath10k_htt_flush_tx(struct ath10k_htt *htt) +{ + if (htt->tx_ops->htt_flush_tx) + htt->tx_ops->htt_flush_tx(htt); +} + static inline int ath10k_htt_alloc_txbuff(struct ath10k_htt *htt) { if (!htt->tx_ops->htt_alloc_txbuff) diff --git a/drivers/net/wireless/ath/ath10k/htt_tx.c b/drivers/net/wireless/ath/ath10k/htt_tx.c index e9d12ea708b6..517ee2af2231 100644 --- a/drivers/net/wireless/ath/ath10k/htt_tx.c +++ b/drivers/net/wireless/ath/ath10k/htt_tx.c @@ -529,9 +529,14 @@ void ath10k_htt_tx_destroy(struct ath10k_htt *htt) htt->tx_mem_allocated = false; }
-void ath10k_htt_tx_stop(struct ath10k_htt *htt) +static void ath10k_htt_flush_tx_queue(struct ath10k_htt *htt) { idr_for_each(&htt->pending_tx, ath10k_htt_tx_clean_up_pending, htt->ar); +} + +void ath10k_htt_tx_stop(struct ath10k_htt *htt) +{ + ath10k_htt_flush_tx_queue(htt); idr_destroy(&htt->pending_tx); }
@@ -1784,6 +1789,7 @@ static const struct ath10k_htt_tx_ops htt_tx_ops_hl = { .htt_send_frag_desc_bank_cfg = ath10k_htt_send_frag_desc_bank_cfg_32, .htt_tx = ath10k_htt_tx_hl, .htt_h2t_aggr_cfg_msg = ath10k_htt_h2t_aggr_cfg_msg_32, + .htt_flush_tx = ath10k_htt_flush_tx_queue, };
void ath10k_htt_set_tx_ops(struct ath10k_htt *htt) diff --git a/drivers/net/wireless/ath/ath10k/mac.c b/drivers/net/wireless/ath/ath10k/mac.c index 2d03b8dd3b8c..7b60d8d6bfa9 100644 --- a/drivers/net/wireless/ath/ath10k/mac.c +++ b/drivers/net/wireless/ath/ath10k/mac.c @@ -3921,6 +3921,9 @@ void ath10k_mgmt_over_wmi_tx_work(struct work_struct *work) if (ret) { ath10k_warn(ar, "failed to transmit management frame by ref via WMI: %d\n", ret); + /* remove this msdu from idr tracking */ + ath10k_wmi_cleanup_mgmt_tx_send(ar, skb); + dma_unmap_single(ar->dev, paddr, skb->len, DMA_TO_DEVICE); ieee80211_free_txskb(ar->hw, skb); @@ -7190,6 +7193,7 @@ static void ath10k_flush(struct ieee80211_hw *hw, struct ieee80211_vif *vif, ath10k_wmi_peer_flush(ar, arvif->vdev_id, arvif->bssid, bitmap); } + ath10k_htt_flush_tx(&ar->htt); } return; } @@ -8919,7 +8923,6 @@ int ath10k_mac_register(struct ath10k *ar) ar->hw->wiphy->max_scan_ie_len = WLAN_SCAN_PARAMS_MAX_IE_LEN;
if (test_bit(WMI_SERVICE_NLO, ar->wmi.svc_map)) { - ar->hw->wiphy->max_sched_scan_reqs = 1; ar->hw->wiphy->max_sched_scan_ssids = WMI_PNO_MAX_SUPP_NETWORKS; ar->hw->wiphy->max_match_sets = WMI_PNO_MAX_SUPP_NETWORKS; ar->hw->wiphy->max_sched_scan_ie_len = WMI_PNO_MAX_IE_LENGTH; diff --git a/drivers/net/wireless/ath/ath10k/pci.c b/drivers/net/wireless/ath/ath10k/pci.c index ded7a220a4aa..cd1c5d60261f 100644 --- a/drivers/net/wireless/ath/ath10k/pci.c +++ b/drivers/net/wireless/ath/ath10k/pci.c @@ -2074,6 +2074,7 @@ static void ath10k_pci_hif_stop(struct ath10k *ar) ath10k_pci_irq_sync(ar); napi_synchronize(&ar->napi); napi_disable(&ar->napi); + cancel_work_sync(&ar_pci->dump_work);
/* Most likely the device has HTT Rx ring configured. The only way to * prevent the device from accessing (and possible corrupting) host diff --git a/drivers/net/wireless/ath/ath10k/qmi.c b/drivers/net/wireless/ath/ath10k/qmi.c index 85dce43c5439..7abdef8d6b9b 100644 --- a/drivers/net/wireless/ath/ath10k/qmi.c +++ b/drivers/net/wireless/ath/ath10k/qmi.c @@ -961,7 +961,16 @@ static void ath10k_qmi_del_server(struct qmi_handle *qmi_hdl, container_of(qmi_hdl, struct ath10k_qmi, qmi_hdl);
qmi->fw_ready = false; - ath10k_qmi_driver_event_post(qmi, ATH10K_QMI_EVENT_SERVER_EXIT, NULL); + + /* + * The del_server event is to be processed only if coming from + * the qmi server. The qmi infrastructure sends del_server, when + * any client releases the qmi handle. In this case do not process + * this del_server event. + */ + if (qmi->state == ATH10K_QMI_STATE_INIT_DONE) + ath10k_qmi_driver_event_post(qmi, ATH10K_QMI_EVENT_SERVER_EXIT, + NULL); }
static struct qmi_ops ath10k_qmi_ops = { @@ -1091,6 +1100,7 @@ int ath10k_qmi_init(struct ath10k *ar, u32 msa_size) if (ret) goto err_qmi_lookup;
+ qmi->state = ATH10K_QMI_STATE_INIT_DONE; return 0;
err_qmi_lookup: @@ -1109,6 +1119,7 @@ int ath10k_qmi_deinit(struct ath10k *ar) struct ath10k_snoc *ar_snoc = ath10k_snoc_priv(ar); struct ath10k_qmi *qmi = ar_snoc->qmi;
+ qmi->state = ATH10K_QMI_STATE_DEINIT; qmi_handle_release(&qmi->qmi_hdl); cancel_work_sync(&qmi->event_work); destroy_workqueue(qmi->event_wq); diff --git a/drivers/net/wireless/ath/ath10k/qmi.h b/drivers/net/wireless/ath/ath10k/qmi.h index dc257375f161..b59720524224 100644 --- a/drivers/net/wireless/ath/ath10k/qmi.h +++ b/drivers/net/wireless/ath/ath10k/qmi.h @@ -83,6 +83,11 @@ struct ath10k_qmi_driver_event { void *data; };
+enum ath10k_qmi_state { + ATH10K_QMI_STATE_INIT_DONE, + ATH10K_QMI_STATE_DEINIT, +}; + struct ath10k_qmi { struct ath10k *ar; struct qmi_handle qmi_hdl; @@ -105,6 +110,7 @@ struct ath10k_qmi { char fw_build_timestamp[MAX_TIMESTAMP_LEN + 1]; struct ath10k_qmi_cal_data cal_data[MAX_NUM_CAL_V01]; bool msa_fixed_perm; + enum ath10k_qmi_state state; };
int ath10k_qmi_wlan_enable(struct ath10k *ar, diff --git a/drivers/net/wireless/ath/ath10k/txrx.c b/drivers/net/wireless/ath/ath10k/txrx.c index 39abf8b12903..f46b9083bbf1 100644 --- a/drivers/net/wireless/ath/ath10k/txrx.c +++ b/drivers/net/wireless/ath/ath10k/txrx.c @@ -84,9 +84,11 @@ int ath10k_txrx_tx_unref(struct ath10k_htt *htt, wake_up(&htt->empty_tx_wq); spin_unlock_bh(&htt->tx_lock);
+ rcu_read_lock(); if (txq && txq->sta && skb_cb->airtime_est) ieee80211_sta_register_airtime(txq->sta, txq->tid, skb_cb->airtime_est, 0); + rcu_read_unlock();
if (ar->bus_param.dev_type != ATH10K_DEV_TYPE_HL) dma_unmap_single(dev, skb_cb->paddr, msdu->len, DMA_TO_DEVICE); diff --git a/drivers/net/wireless/ath/ath10k/wmi-ops.h b/drivers/net/wireless/ath/ath10k/wmi-ops.h index 1491c25518bb..edccabc667e8 100644 --- a/drivers/net/wireless/ath/ath10k/wmi-ops.h +++ b/drivers/net/wireless/ath/ath10k/wmi-ops.h @@ -133,6 +133,7 @@ struct wmi_ops { struct sk_buff *(*gen_mgmt_tx_send)(struct ath10k *ar, struct sk_buff *skb, dma_addr_t paddr); + int (*cleanup_mgmt_tx_send)(struct ath10k *ar, struct sk_buff *msdu); struct sk_buff *(*gen_dbglog_cfg)(struct ath10k *ar, u64 module_enable, u32 log_level); struct sk_buff *(*gen_pktlog_enable)(struct ath10k *ar, u32 filter); @@ -441,6 +442,15 @@ ath10k_wmi_get_txbf_conf_scheme(struct ath10k *ar) return ar->wmi.ops->get_txbf_conf_scheme(ar); }
+static inline int +ath10k_wmi_cleanup_mgmt_tx_send(struct ath10k *ar, struct sk_buff *msdu) +{ + if (!ar->wmi.ops->cleanup_mgmt_tx_send) + return -EOPNOTSUPP; + + return ar->wmi.ops->cleanup_mgmt_tx_send(ar, msdu); +} + static inline int ath10k_wmi_mgmt_tx_send(struct ath10k *ar, struct sk_buff *msdu, dma_addr_t paddr) diff --git a/drivers/net/wireless/ath/ath10k/wmi-tlv.c b/drivers/net/wireless/ath/ath10k/wmi-tlv.c index 4e68debda9bf..4a3e169965ae 100644 --- a/drivers/net/wireless/ath/ath10k/wmi-tlv.c +++ b/drivers/net/wireless/ath/ath10k/wmi-tlv.c @@ -2897,6 +2897,18 @@ ath10k_wmi_tlv_op_gen_request_stats(struct ath10k *ar, u32 stats_mask) return skb; }
+static int +ath10k_wmi_tlv_op_cleanup_mgmt_tx_send(struct ath10k *ar, + struct sk_buff *msdu) +{ + struct ath10k_skb_cb *cb = ATH10K_SKB_CB(msdu); + struct ath10k_wmi *wmi = &ar->wmi; + + idr_remove(&wmi->mgmt_pending_tx, cb->msdu_id); + + return 0; +} + static int ath10k_wmi_mgmt_tx_alloc_msdu_id(struct ath10k *ar, struct sk_buff *skb, dma_addr_t paddr) @@ -2971,6 +2983,8 @@ ath10k_wmi_tlv_op_gen_mgmt_tx_send(struct ath10k *ar, struct sk_buff *msdu, if (desc_id < 0) goto err_free_skb;
+ cb->msdu_id = desc_id; + ptr = (void *)skb->data; tlv = ptr; tlv->tag = __cpu_to_le16(WMI_TLV_TAG_STRUCT_MGMT_TX_CMD); @@ -4419,6 +4433,7 @@ static const struct wmi_ops wmi_tlv_ops = { .gen_force_fw_hang = ath10k_wmi_tlv_op_gen_force_fw_hang, /* .gen_mgmt_tx = not implemented; HTT is used */ .gen_mgmt_tx_send = ath10k_wmi_tlv_op_gen_mgmt_tx_send, + .cleanup_mgmt_tx_send = ath10k_wmi_tlv_op_cleanup_mgmt_tx_send, .gen_dbglog_cfg = ath10k_wmi_tlv_op_gen_dbglog_cfg, .gen_pktlog_enable = ath10k_wmi_tlv_op_gen_pktlog_enable, .gen_pktlog_disable = ath10k_wmi_tlv_op_gen_pktlog_disable, diff --git a/drivers/net/wireless/ath/ath11k/dp.c b/drivers/net/wireless/ath/ath11k/dp.c index 50350f77b309..2f35d325f7a5 100644 --- a/drivers/net/wireless/ath/ath11k/dp.c +++ b/drivers/net/wireless/ath/ath11k/dp.c @@ -909,8 +909,10 @@ int ath11k_dp_alloc(struct ath11k_base *ab) dp->tx_ring[i].tx_status_head = 0; dp->tx_ring[i].tx_status_tail = DP_TX_COMP_RING_SIZE - 1; dp->tx_ring[i].tx_status = kmalloc(size, GFP_KERNEL); - if (!dp->tx_ring[i].tx_status) + if (!dp->tx_ring[i].tx_status) { + ret = -ENOMEM; goto fail_cmn_srng_cleanup; + } }
for (i = 0; i < HAL_DSCP_TID_MAP_TBL_NUM_ENTRIES_MAX; i++) diff --git a/drivers/net/wireless/ath/ath11k/dp_rx.c b/drivers/net/wireless/ath/ath11k/dp_rx.c index f74a0e74bf3e..007bb73d6c61 100644 --- a/drivers/net/wireless/ath/ath11k/dp_rx.c +++ b/drivers/net/wireless/ath/ath11k/dp_rx.c @@ -892,7 +892,7 @@ int ath11k_peer_rx_tid_setup(struct ath11k *ar, const u8 *peer_mac, int vdev_id, else hw_desc_sz = ath11k_hal_reo_qdesc_size(DP_BA_WIN_SZ_MAX, tid);
- vaddr = kzalloc(hw_desc_sz + HAL_LINK_DESC_ALIGN - 1, GFP_KERNEL); + vaddr = kzalloc(hw_desc_sz + HAL_LINK_DESC_ALIGN - 1, GFP_ATOMIC); if (!vaddr) { spin_unlock_bh(&ab->base_lock); return -ENOMEM; @@ -2265,6 +2265,7 @@ static int ath11k_dp_rx_process_msdu(struct ath11k *ar, struct ieee80211_hdr *hdr; struct sk_buff *last_buf; u8 l3_pad_bytes; + u8 *hdr_status; u16 msdu_len; int ret;
@@ -2293,8 +2294,13 @@ static int ath11k_dp_rx_process_msdu(struct ath11k *ar, skb_pull(msdu, HAL_RX_DESC_SIZE); } else if (!rxcb->is_continuation) { if ((msdu_len + HAL_RX_DESC_SIZE) > DP_RX_BUFFER_SIZE) { + hdr_status = ath11k_dp_rx_h_80211_hdr(rx_desc); ret = -EINVAL; ath11k_warn(ar->ab, "invalid msdu len %u\n", msdu_len); + ath11k_dbg_dump(ar->ab, ATH11K_DBG_DATA, NULL, "", hdr_status, + sizeof(struct ieee80211_hdr)); + ath11k_dbg_dump(ar->ab, ATH11K_DBG_DATA, NULL, "", rx_desc, + sizeof(struct hal_rx_desc)); goto free_out; } skb_put(msdu, HAL_RX_DESC_SIZE + l3_pad_bytes + msdu_len); @@ -3389,6 +3395,7 @@ ath11k_dp_process_rx_err_buf(struct ath11k *ar, u32 *ring_desc, int buf_id, bool struct sk_buff *msdu; struct ath11k_skb_rxcb *rxcb; struct hal_rx_desc *rx_desc; + u8 *hdr_status; u16 msdu_len;
spin_lock_bh(&rx_ring->idr_lock); @@ -3426,6 +3433,17 @@ ath11k_dp_process_rx_err_buf(struct ath11k *ar, u32 *ring_desc, int buf_id, bool
rx_desc = (struct hal_rx_desc *)msdu->data; msdu_len = ath11k_dp_rx_h_msdu_start_msdu_len(rx_desc); + if ((msdu_len + HAL_RX_DESC_SIZE) > DP_RX_BUFFER_SIZE) { + hdr_status = ath11k_dp_rx_h_80211_hdr(rx_desc); + ath11k_warn(ar->ab, "invalid msdu leng %u", msdu_len); + ath11k_dbg_dump(ar->ab, ATH11K_DBG_DATA, NULL, "", hdr_status, + sizeof(struct ieee80211_hdr)); + ath11k_dbg_dump(ar->ab, ATH11K_DBG_DATA, NULL, "", rx_desc, + sizeof(struct hal_rx_desc)); + dev_kfree_skb_any(msdu); + goto exit; + } + skb_put(msdu, HAL_RX_DESC_SIZE + msdu_len);
if (ath11k_dp_rx_frag_h_mpdu(ar, msdu, ring_desc)) { diff --git a/drivers/net/wireless/ath/ath11k/thermal.c b/drivers/net/wireless/ath/ath11k/thermal.c index 259dddbda2c7..5a7e150c621b 100644 --- a/drivers/net/wireless/ath/ath11k/thermal.c +++ b/drivers/net/wireless/ath/ath11k/thermal.c @@ -174,9 +174,12 @@ int ath11k_thermal_register(struct ath11k_base *sc) if (IS_ERR(cdev)) { ath11k_err(sc, "failed to setup thermal device result: %ld\n", PTR_ERR(cdev)); - return -EINVAL; + ret = -EINVAL; + goto err_thermal_destroy; }
+ ar->thermal.cdev = cdev; + ret = sysfs_create_link(&ar->hw->wiphy->dev.kobj, &cdev->device.kobj, "cooling_device"); if (ret) { @@ -184,7 +187,6 @@ int ath11k_thermal_register(struct ath11k_base *sc) goto err_thermal_destroy; }
- ar->thermal.cdev = cdev; if (!IS_REACHABLE(CONFIG_HWMON)) return 0;
diff --git a/drivers/net/wireless/ath/ath11k/wmi.c b/drivers/net/wireless/ath/ath11k/wmi.c index e7ce36966d6a..73beca6d6b5f 100644 --- a/drivers/net/wireless/ath/ath11k/wmi.c +++ b/drivers/net/wireless/ath/ath11k/wmi.c @@ -2779,7 +2779,7 @@ int ath11k_wmi_send_bss_color_change_enable_cmd(struct ath11k *ar, u32 vdev_id, ret = ath11k_wmi_cmd_send(wmi, skb, WMI_BSS_COLOR_CHANGE_ENABLE_CMDID); if (ret) { - ath11k_warn(ab, "Failed to send WMI_TWT_DIeABLE_CMDID"); + ath11k_warn(ab, "Failed to send WMI_BSS_COLOR_CHANGE_ENABLE_CMDID"); dev_kfree_skb(skb); } return ret; @@ -3740,8 +3740,9 @@ static int wmi_process_mgmt_tx_comp(struct ath11k *ar, u32 desc_id,
ieee80211_tx_status_irqsafe(ar->hw, msdu);
- WARN_ON_ONCE(atomic_read(&ar->num_pending_mgmt_tx) == 0); - atomic_dec(&ar->num_pending_mgmt_tx); + /* WARN when we received this event without doing any mgmt tx */ + if (atomic_dec_if_positive(&ar->num_pending_mgmt_tx) < 0) + WARN_ON_ONCE(1);
return 0; } diff --git a/drivers/net/wireless/ath/carl9170/fw.c b/drivers/net/wireless/ath/carl9170/fw.c index 51934d191f33..1ab09e1c9ec5 100644 --- a/drivers/net/wireless/ath/carl9170/fw.c +++ b/drivers/net/wireless/ath/carl9170/fw.c @@ -338,9 +338,7 @@ static int carl9170_fw(struct ar9170 *ar, const __u8 *data, size_t len) ar->hw->wiphy->interface_modes |= BIT(NL80211_IFTYPE_ADHOC);
if (SUPP(CARL9170FW_WLANTX_CAB)) { - if_comb_types |= - BIT(NL80211_IFTYPE_AP) | - BIT(NL80211_IFTYPE_P2P_GO); + if_comb_types |= BIT(NL80211_IFTYPE_AP);
#ifdef CONFIG_MAC80211_MESH if_comb_types |= diff --git a/drivers/net/wireless/ath/carl9170/main.c b/drivers/net/wireless/ath/carl9170/main.c index 5914926a5c5b..816929fb5b14 100644 --- a/drivers/net/wireless/ath/carl9170/main.c +++ b/drivers/net/wireless/ath/carl9170/main.c @@ -582,11 +582,10 @@ static int carl9170_init_interface(struct ar9170 *ar, ar->disable_offload |= ((vif->type != NL80211_IFTYPE_STATION) && (vif->type != NL80211_IFTYPE_AP));
- /* While the driver supports HW offload in a single - * P2P client configuration, it doesn't support HW - * offload in the favourit, concurrent P2P GO+CLIENT - * configuration. Hence, HW offload will always be - * disabled for P2P. + /* The driver used to have P2P GO+CLIENT support, + * but since this was dropped and we don't know if + * there are any gremlins lurking in the shadows, + * so best we keep HW offload disabled for P2P. */ ar->disable_offload |= vif->p2p;
@@ -639,18 +638,6 @@ static int carl9170_op_add_interface(struct ieee80211_hw *hw, if (vif->type == NL80211_IFTYPE_STATION) break;
- /* P2P GO [master] use-case - * Because the P2P GO station is selected dynamically - * by all participating peers of a WIFI Direct network, - * the driver has be able to change the main interface - * operating mode on the fly. - */ - if (main_vif->p2p && vif->p2p && - vif->type == NL80211_IFTYPE_AP) { - old_main = main_vif; - break; - } - err = -EBUSY; rcu_read_unlock();
diff --git a/drivers/net/wireless/ath/wcn36xx/main.c b/drivers/net/wireless/ath/wcn36xx/main.c index e49c306e0eef..702b689c06df 100644 --- a/drivers/net/wireless/ath/wcn36xx/main.c +++ b/drivers/net/wireless/ath/wcn36xx/main.c @@ -1339,7 +1339,7 @@ static int wcn36xx_probe(struct platform_device *pdev) if (addr && ret != ETH_ALEN) { wcn36xx_err("invalid local-mac-address\n"); ret = -EINVAL; - goto out_wq; + goto out_destroy_ept; } else if (addr) { wcn36xx_info("mac address: %pM\n", addr); SET_IEEE80211_PERM_ADDR(wcn->hw, addr); @@ -1347,7 +1347,7 @@ static int wcn36xx_probe(struct platform_device *pdev)
ret = wcn36xx_platform_get_resources(wcn, pdev); if (ret) - goto out_wq; + goto out_destroy_ept;
wcn36xx_init_ieee80211(wcn); ret = ieee80211_register_hw(wcn->hw); @@ -1359,6 +1359,8 @@ static int wcn36xx_probe(struct platform_device *pdev) out_unmap: iounmap(wcn->ccu_base); iounmap(wcn->dxe_base); +out_destroy_ept: + rpmsg_destroy_ept(wcn->smd_channel); out_wq: ieee80211_free_hw(hw); out_err: diff --git a/drivers/net/wireless/broadcom/b43/main.c b/drivers/net/wireless/broadcom/b43/main.c index 39da1a4c30ac..3ad94dad2d89 100644 --- a/drivers/net/wireless/broadcom/b43/main.c +++ b/drivers/net/wireless/broadcom/b43/main.c @@ -5569,7 +5569,7 @@ static struct b43_wl *b43_wireless_init(struct b43_bus_dev *dev) /* fill hw info */ ieee80211_hw_set(hw, RX_INCLUDES_FCS); ieee80211_hw_set(hw, SIGNAL_DBM); - + ieee80211_hw_set(hw, MFP_CAPABLE); hw->wiphy->interface_modes = BIT(NL80211_IFTYPE_AP) | BIT(NL80211_IFTYPE_MESH_POINT) | diff --git a/drivers/net/wireless/broadcom/b43legacy/main.c b/drivers/net/wireless/broadcom/b43legacy/main.c index 8b6b657c4b85..5208a39fd6f7 100644 --- a/drivers/net/wireless/broadcom/b43legacy/main.c +++ b/drivers/net/wireless/broadcom/b43legacy/main.c @@ -3801,6 +3801,7 @@ static int b43legacy_wireless_init(struct ssb_device *dev) /* fill hw info */ ieee80211_hw_set(hw, RX_INCLUDES_FCS); ieee80211_hw_set(hw, SIGNAL_DBM); + ieee80211_hw_set(hw, MFP_CAPABLE); /* Allow WPA3 in software */
hw->wiphy->interface_modes = BIT(NL80211_IFTYPE_AP) | diff --git a/drivers/net/wireless/broadcom/b43legacy/xmit.c b/drivers/net/wireless/broadcom/b43legacy/xmit.c index e9b23c2e5bd4..efd63f4ce74f 100644 --- a/drivers/net/wireless/broadcom/b43legacy/xmit.c +++ b/drivers/net/wireless/broadcom/b43legacy/xmit.c @@ -558,6 +558,7 @@ void b43legacy_rx(struct b43legacy_wldev *dev, default: b43legacywarn(dev->wl, "Unexpected value for chanstat (0x%X)\n", chanstat); + goto drop; }
memcpy(IEEE80211_SKB_RXCB(skb), &status, sizeof(status)); diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c index 2ba165330038..bacd762cdf3e 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c @@ -1819,6 +1819,10 @@ brcmf_set_key_mgmt(struct net_device *ndev, struct cfg80211_connect_params *sme) switch (sme->crypto.akm_suites[0]) { case WLAN_AKM_SUITE_SAE: val = WPA3_AUTH_SAE_PSK; + if (sme->crypto.sae_pwd) { + brcmf_dbg(INFO, "using SAE offload\n"); + profile->use_fwsup = BRCMF_PROFILE_FWSUP_SAE; + } break; default: bphy_err(drvr, "invalid cipher group (%d)\n", @@ -2104,11 +2108,6 @@ brcmf_cfg80211_connect(struct wiphy *wiphy, struct net_device *ndev, goto done; }
- if (sme->crypto.sae_pwd) { - brcmf_dbg(INFO, "using SAE offload\n"); - profile->use_fwsup = BRCMF_PROFILE_FWSUP_SAE; - } - if (sme->crypto.psk && profile->use_fwsup != BRCMF_PROFILE_FWSUP_SAE) { if (WARN_ON(profile->use_fwsup != BRCMF_PROFILE_FWSUP_NONE)) { @@ -5495,7 +5494,8 @@ static bool brcmf_is_linkup(struct brcmf_cfg80211_vif *vif, u32 event = e->event_code; u32 status = e->status;
- if (vif->profile.use_fwsup == BRCMF_PROFILE_FWSUP_PSK && + if ((vif->profile.use_fwsup == BRCMF_PROFILE_FWSUP_PSK || + vif->profile.use_fwsup == BRCMF_PROFILE_FWSUP_SAE) && event == BRCMF_E_PSK_SUP && status == BRCMF_E_STATUS_FWSUP_COMPLETED) set_bit(BRCMF_VIF_STATUS_EAP_SUCCESS, &vif->sme_state); diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/feature.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/feature.c index 5da0dda0d899..0dcefbd0c000 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/feature.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/feature.c @@ -285,13 +285,14 @@ void brcmf_feat_attach(struct brcmf_pub *drvr) if (!err) ifp->drvr->feat_flags |= BIT(BRCMF_FEAT_SCAN_RANDOM_MAC);
+ brcmf_feat_iovar_int_get(ifp, BRCMF_FEAT_FWSUP, "sup_wpa"); + if (drvr->settings->feature_disable) { brcmf_dbg(INFO, "Features: 0x%02x, disable: 0x%02x\n", ifp->drvr->feat_flags, drvr->settings->feature_disable); ifp->drvr->feat_flags &= ~drvr->settings->feature_disable; } - brcmf_feat_iovar_int_get(ifp, BRCMF_FEAT_FWSUP, "sup_wpa");
brcmf_feat_firmware_overrides(drvr);
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c b/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c index 3beef8d077b8..8fae7e707374 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c @@ -5,10 +5,9 @@ * * GPL LICENSE SUMMARY * - * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH * Copyright(c) 2016 - 2017 Intel Deutschland GmbH - * Copyright(c) 2018 - 2019 Intel Corporation + * Copyright(c) 2012 - 2014, 2018 - 2020 Intel Corporation * * This program is free software; you can redistribute it and/or modify * it under the terms of version 2 of the GNU General Public License as @@ -28,10 +27,9 @@ * * BSD LICENSE * - * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH * Copyright(c) 2016 - 2017 Intel Deutschland GmbH - * Copyright(c) 2018 - 2019 Intel Corporation + * Copyright(c) 2012 - 2014, 2018 - 2020 Intel Corporation * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -481,6 +479,11 @@ static ssize_t iwl_dbgfs_amsdu_len_write(struct ieee80211_sta *sta, if (kstrtou16(buf, 0, &amsdu_len)) return -EINVAL;
+ /* only change from debug set <-> debug unset */ + if ((amsdu_len && mvmsta->orig_amsdu_len) || + (!!amsdu_len && mvmsta->orig_amsdu_len)) + return -EBUSY; + if (amsdu_len) { mvmsta->orig_amsdu_len = sta->max_amsdu_len; sta->max_amsdu_len = amsdu_len; diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c index 7aa1350b093e..cf3c46c9b1ee 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c @@ -1209,14 +1209,13 @@ void __iwl_mvm_mac_stop(struct iwl_mvm *mvm) */ flush_work(&mvm->roc_done_wk);
+ iwl_mvm_rm_aux_sta(mvm); + iwl_mvm_stop_device(mvm);
iwl_mvm_async_handlers_purge(mvm); /* async_handlers_list is empty and will stay empty: HW is stopped */
- /* the fw is stopped, the aux sta is dead: clean up driver state */ - iwl_mvm_del_aux_sta(mvm); - /* * Clear IN_HW_RESTART and HW_RESTART_REQUESTED flag when stopping the * hw (as restart_complete() won't be called in this case) and mac80211 diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/rs-fw.c b/drivers/net/wireless/intel/iwlwifi/mvm/rs-fw.c index 15d11fb72aca..6f4d241d47e9 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/rs-fw.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/rs-fw.c @@ -369,14 +369,15 @@ void iwl_mvm_tlc_update_notif(struct iwl_mvm *mvm, u16 size = le32_to_cpu(notif->amsdu_size); int i;
- /* - * In debug sta->max_amsdu_len < size - * so also check with orig_amsdu_len which holds the original - * data before debugfs changed the value - */ - if (WARN_ON(sta->max_amsdu_len < size && - mvmsta->orig_amsdu_len < size)) + if (sta->max_amsdu_len < size) { + /* + * In debug sta->max_amsdu_len < size + * so also check with orig_amsdu_len which holds the + * original data before debugfs changed the value + */ + WARN_ON(mvmsta->orig_amsdu_len < size); goto out; + }
mvmsta->amsdu_enabled = le32_to_cpu(notif->amsdu_enabled); mvmsta->max_amsdu_len = size; diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/sta.c b/drivers/net/wireless/intel/iwlwifi/mvm/sta.c index 56ae72debb96..07ca8c91499d 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/sta.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/sta.c @@ -2080,16 +2080,24 @@ int iwl_mvm_rm_snif_sta(struct iwl_mvm *mvm, struct ieee80211_vif *vif) return ret; }
-void iwl_mvm_dealloc_snif_sta(struct iwl_mvm *mvm) +int iwl_mvm_rm_aux_sta(struct iwl_mvm *mvm) { - iwl_mvm_dealloc_int_sta(mvm, &mvm->snif_sta); -} + int ret;
-void iwl_mvm_del_aux_sta(struct iwl_mvm *mvm) -{ lockdep_assert_held(&mvm->mutex);
+ iwl_mvm_disable_txq(mvm, NULL, mvm->aux_queue, IWL_MAX_TID_COUNT, 0); + ret = iwl_mvm_rm_sta_common(mvm, mvm->aux_sta.sta_id); + if (ret) + IWL_WARN(mvm, "Failed sending remove station\n"); iwl_mvm_dealloc_int_sta(mvm, &mvm->aux_sta); + + return ret; +} + +void iwl_mvm_dealloc_snif_sta(struct iwl_mvm *mvm) +{ + iwl_mvm_dealloc_int_sta(mvm, &mvm->snif_sta); }
/* diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/sta.h b/drivers/net/wireless/intel/iwlwifi/mvm/sta.h index 8d70093847cb..da2d1ac01229 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/sta.h +++ b/drivers/net/wireless/intel/iwlwifi/mvm/sta.h @@ -8,7 +8,7 @@ * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. * Copyright(c) 2013 - 2014 Intel Mobile Communications GmbH * Copyright(c) 2015 - 2016 Intel Deutschland GmbH - * Copyright(c) 2018 - 2019 Intel Corporation + * Copyright(c) 2018 - 2020 Intel Corporation * * This program is free software; you can redistribute it and/or modify * it under the terms of version 2 of the GNU General Public License as @@ -31,7 +31,7 @@ * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. * Copyright(c) 2013 - 2014 Intel Mobile Communications GmbH * Copyright(c) 2015 - 2016 Intel Deutschland GmbH - * Copyright(c) 2018 - 2019 Intel Corporation + * Copyright(c) 2018 - 2020 Intel Corporation * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -541,7 +541,7 @@ int iwl_mvm_sta_tx_agg(struct iwl_mvm *mvm, struct ieee80211_sta *sta, int tid, u8 queue, bool start);
int iwl_mvm_add_aux_sta(struct iwl_mvm *mvm); -void iwl_mvm_del_aux_sta(struct iwl_mvm *mvm); +int iwl_mvm_rm_aux_sta(struct iwl_mvm *mvm);
int iwl_mvm_alloc_bcast_sta(struct iwl_mvm *mvm, struct ieee80211_vif *vif); int iwl_mvm_send_add_bcast_sta(struct iwl_mvm *mvm, struct ieee80211_vif *vif); diff --git a/drivers/net/wireless/marvell/libertas_tf/if_usb.c b/drivers/net/wireless/marvell/libertas_tf/if_usb.c index 25ac9db35dbf..bedc09215088 100644 --- a/drivers/net/wireless/marvell/libertas_tf/if_usb.c +++ b/drivers/net/wireless/marvell/libertas_tf/if_usb.c @@ -247,10 +247,10 @@ static void if_usb_disconnect(struct usb_interface *intf)
lbtf_deb_enter(LBTF_DEB_MAIN);
- if_usb_reset_device(priv); - - if (priv) + if (priv) { + if_usb_reset_device(priv); lbtf_remove_card(priv); + }
/* Unlink and free urb */ if_usb_free(cardp); diff --git a/drivers/net/wireless/marvell/mwifiex/cfg80211.c b/drivers/net/wireless/marvell/mwifiex/cfg80211.c index 1566d2197906..12bfd653a405 100644 --- a/drivers/net/wireless/marvell/mwifiex/cfg80211.c +++ b/drivers/net/wireless/marvell/mwifiex/cfg80211.c @@ -1496,7 +1496,8 @@ mwifiex_cfg80211_dump_station(struct wiphy *wiphy, struct net_device *dev, int idx, u8 *mac, struct station_info *sinfo) { struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); - static struct mwifiex_sta_node *node; + struct mwifiex_sta_node *node; + int i;
if ((GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_STA) && priv->media_connected && idx == 0) { @@ -1506,13 +1507,10 @@ mwifiex_cfg80211_dump_station(struct wiphy *wiphy, struct net_device *dev, mwifiex_send_cmd(priv, HOST_CMD_APCMD_STA_LIST, HostCmd_ACT_GEN_GET, 0, NULL, true);
- if (node && (&node->list == &priv->sta_list)) { - node = NULL; - return -ENOENT; - } - - node = list_prepare_entry(node, &priv->sta_list, list); - list_for_each_entry_continue(node, &priv->sta_list, list) { + i = 0; + list_for_each_entry(node, &priv->sta_list, list) { + if (i++ != idx) + continue; ether_addr_copy(mac, node->mac_addr); return mwifiex_dump_station_info(priv, node, sinfo); } diff --git a/drivers/net/wireless/mediatek/mt76/agg-rx.c b/drivers/net/wireless/mediatek/mt76/agg-rx.c index f77f03530259..acdbe6f8248d 100644 --- a/drivers/net/wireless/mediatek/mt76/agg-rx.c +++ b/drivers/net/wireless/mediatek/mt76/agg-rx.c @@ -152,8 +152,8 @@ void mt76_rx_aggr_reorder(struct sk_buff *skb, struct sk_buff_head *frames) struct ieee80211_sta *sta; struct mt76_rx_tid *tid; bool sn_less; - u16 seqno, head, size; - u8 ackp, idx; + u16 seqno, head, size, idx; + u8 ackp;
__skb_queue_tail(frames, skb);
@@ -239,7 +239,7 @@ void mt76_rx_aggr_reorder(struct sk_buff *skb, struct sk_buff_head *frames) }
int mt76_rx_aggr_start(struct mt76_dev *dev, struct mt76_wcid *wcid, u8 tidno, - u16 ssn, u8 size) + u16 ssn, u16 size) { struct mt76_rx_tid *tid;
@@ -264,7 +264,7 @@ EXPORT_SYMBOL_GPL(mt76_rx_aggr_start);
static void mt76_rx_aggr_shutdown(struct mt76_dev *dev, struct mt76_rx_tid *tid) { - u8 size = tid->size; + u16 size = tid->size; int i;
spin_lock_bh(&tid->lock); diff --git a/drivers/net/wireless/mediatek/mt76/mt76.h b/drivers/net/wireless/mediatek/mt76/mt76.h index 8e4759bc8f59..37641ad14d49 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76.h +++ b/drivers/net/wireless/mediatek/mt76/mt76.h @@ -241,8 +241,8 @@ struct mt76_rx_tid { struct delayed_work reorder_work;
u16 head; - u8 size; - u8 nframes; + u16 size; + u16 nframes;
u8 num;
@@ -788,7 +788,7 @@ int mt76_get_survey(struct ieee80211_hw *hw, int idx, void mt76_set_stream_caps(struct mt76_dev *dev, bool vht);
int mt76_rx_aggr_start(struct mt76_dev *dev, struct mt76_wcid *wcid, u8 tid, - u16 ssn, u8 size); + u16 ssn, u16 size); void mt76_rx_aggr_stop(struct mt76_dev *dev, struct mt76_wcid *wcid, u8 tid);
void mt76_wcid_key_setup(struct mt76_dev *dev, struct mt76_wcid *wcid, diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/mac.c b/drivers/net/wireless/mediatek/mt76/mt7615/mac.c index a27a6d164009..f66b76ff2978 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7615/mac.c +++ b/drivers/net/wireless/mediatek/mt76/mt7615/mac.c @@ -666,24 +666,27 @@ mt7615_txp_skb_unmap_fw(struct mt76_dev *dev, struct mt7615_fw_txp *txp) static void mt7615_txp_skb_unmap_hw(struct mt76_dev *dev, struct mt7615_hw_txp *txp) { + u32 last_mask; int i;
+ last_mask = is_mt7663(dev) ? MT_TXD_LEN_LAST : MT_TXD_LEN_MSDU_LAST; + for (i = 0; i < ARRAY_SIZE(txp->ptr); i++) { struct mt7615_txp_ptr *ptr = &txp->ptr[i]; bool last; u16 len;
len = le16_to_cpu(ptr->len0); - last = len & MT_TXD_LEN_MSDU_LAST; - len &= ~MT_TXD_LEN_MSDU_LAST; + last = len & last_mask; + len &= MT_TXD_LEN_MASK; dma_unmap_single(dev->dev, le32_to_cpu(ptr->buf0), len, DMA_TO_DEVICE); if (last) break;
len = le16_to_cpu(ptr->len1); - last = len & MT_TXD_LEN_MSDU_LAST; - len &= ~MT_TXD_LEN_MSDU_LAST; + last = len & last_mask; + len &= MT_TXD_LEN_MASK; dma_unmap_single(dev->dev, le32_to_cpu(ptr->buf1), len, DMA_TO_DEVICE); if (last) @@ -1098,21 +1101,26 @@ mt7615_write_hw_txp(struct mt7615_dev *dev, struct mt76_tx_info *tx_info, { struct mt7615_hw_txp *txp = txp_ptr; struct mt7615_txp_ptr *ptr = &txp->ptr[0]; - int nbuf = tx_info->nbuf - 1; - int i; + int i, nbuf = tx_info->nbuf - 1; + u32 last_mask;
tx_info->buf[0].len = MT_TXD_SIZE + sizeof(*txp); tx_info->nbuf = 1;
txp->msdu_id[0] = cpu_to_le16(id | MT_MSDU_ID_VALID);
+ if (is_mt7663(&dev->mt76)) + last_mask = MT_TXD_LEN_LAST; + else + last_mask = MT_TXD_LEN_AMSDU_LAST | + MT_TXD_LEN_MSDU_LAST; + for (i = 0; i < nbuf; i++) { + u16 len = tx_info->buf[i + 1].len & MT_TXD_LEN_MASK; u32 addr = tx_info->buf[i + 1].addr; - u16 len = tx_info->buf[i + 1].len;
if (i == nbuf - 1) - len |= MT_TXD_LEN_MSDU_LAST | - MT_TXD_LEN_AMSDU_LAST; + len |= last_mask;
if (i & 1) { ptr->buf1 = cpu_to_le32(addr); @@ -1574,8 +1582,14 @@ void mt7615_mac_cca_stats_reset(struct mt7615_phy *phy) { struct mt7615_dev *dev = phy->dev; bool ext_phy = phy != &dev->phy; - u32 reg = MT_WF_PHY_R0_PHYMUX_5(ext_phy); + u32 reg; + + if (is_mt7663(&dev->mt76)) + reg = MT7663_WF_PHY_R0_PHYMUX_5; + else + reg = MT_WF_PHY_R0_PHYMUX_5(ext_phy);
+ /* reset PD and MDRDY counters */ mt76_clear(dev, reg, GENMASK(22, 20)); mt76_set(dev, reg, BIT(22) | BIT(20)); } diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/mac.h b/drivers/net/wireless/mediatek/mt76/mt7615/mac.h index e0b89257db90..d3da40df7f32 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7615/mac.h +++ b/drivers/net/wireless/mediatek/mt76/mt7615/mac.h @@ -252,8 +252,11 @@ enum tx_phy_bandwidth {
#define MT_MSDU_ID_VALID BIT(15)
+#define MT_TXD_LEN_MASK GENMASK(11, 0) #define MT_TXD_LEN_MSDU_LAST BIT(14) #define MT_TXD_LEN_AMSDU_LAST BIT(15) +/* mt7663 */ +#define MT_TXD_LEN_LAST BIT(15)
struct mt7615_txp_ptr { __le32 buf0; diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/main.c b/drivers/net/wireless/mediatek/mt76/mt7615/main.c index 6586176c29af..f92ac9a916fc 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7615/main.c +++ b/drivers/net/wireless/mediatek/mt76/mt7615/main.c @@ -218,6 +218,25 @@ static void mt7615_remove_interface(struct ieee80211_hw *hw, spin_unlock_bh(&dev->sta_poll_lock); }
+static void mt7615_init_dfs_state(struct mt7615_phy *phy) +{ + struct mt76_phy *mphy = phy->mt76; + struct ieee80211_hw *hw = mphy->hw; + struct cfg80211_chan_def *chandef = &hw->conf.chandef; + + if (hw->conf.flags & IEEE80211_CONF_OFFCHANNEL) + return; + + if (!(chandef->chan->flags & IEEE80211_CHAN_RADAR)) + return; + + if (mphy->chandef.chan->center_freq == chandef->chan->center_freq && + mphy->chandef.width == chandef->width) + return; + + phy->dfs_state = -1; +} + static int mt7615_set_channel(struct mt7615_phy *phy) { struct mt7615_dev *dev = phy->dev; @@ -229,7 +248,7 @@ static int mt7615_set_channel(struct mt7615_phy *phy) mutex_lock(&dev->mt76.mutex); set_bit(MT76_RESET, &phy->mt76->state);
- phy->dfs_state = -1; + mt7615_init_dfs_state(phy); mt76_set_channel(phy->mt76);
ret = mt7615_mcu_set_chan_info(phy, MCU_EXT_CMD_CHANNEL_SWITCH); diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c index 610cfa918c7b..29a7aaabb6da 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c +++ b/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c @@ -823,8 +823,11 @@ mt7615_mcu_wtbl_generic_tlv(struct sk_buff *skb, struct ieee80211_vif *vif, generic = (struct wtbl_generic *)tlv;
if (sta) { + if (vif->type == NL80211_IFTYPE_STATION) + generic->partial_aid = cpu_to_le16(vif->bss_conf.aid); + else + generic->partial_aid = cpu_to_le16(sta->aid); memcpy(generic->peer_addr, sta->addr, ETH_ALEN); - generic->partial_aid = cpu_to_le16(sta->aid); generic->muar_idx = mvif->omac_idx; generic->qos = sta->wme; } else { @@ -1523,16 +1526,20 @@ static void mt7622_trigger_hif_int(struct mt7615_dev *dev, bool en)
static int mt7615_driver_own(struct mt7615_dev *dev) { + struct mt76_dev *mdev = &dev->mt76; u32 addr;
- addr = is_mt7663(&dev->mt76) ? MT_CONN_HIF_ON_LPCTL : MT_CFG_LPCR_HOST; + addr = is_mt7663(mdev) ? MT_PCIE_DOORBELL_PUSH : MT_CFG_LPCR_HOST; mt76_wr(dev, addr, MT_CFG_LPCR_HOST_DRV_OWN);
mt7622_trigger_hif_int(dev, true); + + addr = is_mt7663(mdev) ? MT_CONN_HIF_ON_LPCTL : MT_CFG_LPCR_HOST; if (!mt76_poll_msec(dev, addr, MT_CFG_LPCR_HOST_FW_OWN, 0, 3000)) { dev_err(dev->mt76.dev, "Timeout for driver own\n"); return -EIO; } + mt7622_trigger_hif_int(dev, false);
return 0; @@ -1547,9 +1554,8 @@ static int mt7615_firmware_own(struct mt7615_dev *dev)
mt76_wr(dev, addr, MT_CFG_LPCR_HOST_FW_OWN);
- if (is_mt7622(&dev->mt76) && - !mt76_poll_msec(dev, MT_CFG_LPCR_HOST, - MT_CFG_LPCR_HOST_FW_OWN, + if (!is_mt7615(&dev->mt76) && + !mt76_poll_msec(dev, addr, MT_CFG_LPCR_HOST_FW_OWN, MT_CFG_LPCR_HOST_FW_OWN, 3000)) { dev_err(dev->mt76.dev, "Timeout for firmware own\n"); return -EIO; diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/regs.h b/drivers/net/wireless/mediatek/mt76/mt7615/regs.h index 1e0d95b917e1..de0ef165c0ba 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7615/regs.h +++ b/drivers/net/wireless/mediatek/mt76/mt7615/regs.h @@ -65,6 +65,7 @@ enum mt7615_reg_base { #define MT_HIF2_BASE 0xf0000 #define MT_HIF2(ofs) (MT_HIF2_BASE + (ofs)) #define MT_PCIE_IRQ_ENABLE MT_HIF2(0x188) +#define MT_PCIE_DOORBELL_PUSH MT_HIF2(0x1484)
#define MT_CFG_LPCR_HOST MT_HIF(0x1f0) #define MT_CFG_LPCR_HOST_FW_OWN BIT(0) @@ -151,6 +152,7 @@ enum mt7615_reg_base { #define MT_WF_PHY_WF2_RFCTRL0_LPBCN_EN BIT(9)
#define MT_WF_PHY_R0_PHYMUX_5(_phy) MT_WF_PHY(0x0614 + ((_phy) << 9)) +#define MT7663_WF_PHY_R0_PHYMUX_5 MT_WF_PHY(0x0414)
#define MT_WF_PHY_R0_PHYCTRL_STS0(_phy) MT_WF_PHY(0x020c + ((_phy) << 9)) #define MT_WF_PHYCTRL_STAT_PD_OFDM GENMASK(31, 16) diff --git a/drivers/net/wireless/realtek/rtlwifi/usb.c b/drivers/net/wireless/realtek/rtlwifi/usb.c index 348b0072cdd6..c66c6dc00378 100644 --- a/drivers/net/wireless/realtek/rtlwifi/usb.c +++ b/drivers/net/wireless/realtek/rtlwifi/usb.c @@ -881,10 +881,8 @@ static struct urb *_rtl_usb_tx_urb_setup(struct ieee80211_hw *hw,
WARN_ON(NULL == skb); _urb = usb_alloc_urb(0, GFP_ATOMIC); - if (!_urb) { - kfree_skb(skb); + if (!_urb) return NULL; - } _rtl_install_trx_info(rtlusb, skb, ep_num); usb_fill_bulk_urb(_urb, rtlusb->udev, usb_sndbulkpipe(rtlusb->udev, ep_num), skb->data, skb->len, _rtl_tx_complete, skb); @@ -898,7 +896,6 @@ static void _rtl_usb_transmit(struct ieee80211_hw *hw, struct sk_buff *skb, struct rtl_usb *rtlusb = rtl_usbdev(rtl_usbpriv(hw)); u32 ep_num; struct urb *_urb = NULL; - struct sk_buff *_skb = NULL;
WARN_ON(NULL == rtlusb->usb_tx_aggregate_hdl); if (unlikely(IS_USB_STOP(rtlusb))) { @@ -907,8 +904,7 @@ static void _rtl_usb_transmit(struct ieee80211_hw *hw, struct sk_buff *skb, return; } ep_num = rtlusb->ep_map.ep_mapping[qnum]; - _skb = skb; - _urb = _rtl_usb_tx_urb_setup(hw, _skb, ep_num); + _urb = _rtl_usb_tx_urb_setup(hw, skb, ep_num); if (unlikely(!_urb)) { pr_err("Can't allocate urb. Drop skb!\n"); kfree_skb(skb); diff --git a/drivers/net/wireless/realtek/rtw88/pci.c b/drivers/net/wireless/realtek/rtw88/pci.c index 1af87eb2e53a..d735f3127fe8 100644 --- a/drivers/net/wireless/realtek/rtw88/pci.c +++ b/drivers/net/wireless/realtek/rtw88/pci.c @@ -1091,6 +1091,7 @@ static int rtw_pci_io_mapping(struct rtw_dev *rtwdev, len = pci_resource_len(pdev, bar_id); rtwpci->mmap = pci_iomap(pdev, bar_id, len); if (!rtwpci->mmap) { + pci_release_regions(pdev); rtw_err(rtwdev, "failed to map pci memory\n"); return -ENOMEM; } diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c index f3c037f5a9ba..7b4cbe2c6954 100644 --- a/drivers/nvme/host/core.c +++ b/drivers/nvme/host/core.c @@ -1027,6 +1027,19 @@ void nvme_stop_keep_alive(struct nvme_ctrl *ctrl) } EXPORT_SYMBOL_GPL(nvme_stop_keep_alive);
+/* + * In NVMe 1.0 the CNS field was just a binary controller or namespace + * flag, thus sending any new CNS opcodes has a big chance of not working. + * Qemu unfortunately had that bug after reporting a 1.1 version compliance + * (but not for any later version). + */ +static bool nvme_ctrl_limited_cns(struct nvme_ctrl *ctrl) +{ + if (ctrl->quirks & NVME_QUIRK_IDENTIFY_CNS) + return ctrl->vs < NVME_VS(1, 2, 0); + return ctrl->vs < NVME_VS(1, 1, 0); +} + static int nvme_identify_ctrl(struct nvme_ctrl *dev, struct nvme_id_ctrl **id) { struct nvme_command c = { }; @@ -3815,8 +3828,7 @@ static void nvme_scan_work(struct work_struct *work)
mutex_lock(&ctrl->scan_lock); nn = le32_to_cpu(id->nn); - if (ctrl->vs >= NVME_VS(1, 1, 0) && - !(ctrl->quirks & NVME_QUIRK_IDENTIFY_CNS)) { + if (!nvme_ctrl_limited_cns(ctrl)) { if (!nvme_scan_ns_list(ctrl, nn)) goto out_free_id; } diff --git a/drivers/nvme/host/fc.c b/drivers/nvme/host/fc.c index 7dfc4a2ecf1e..5ef4a84c442a 100644 --- a/drivers/nvme/host/fc.c +++ b/drivers/nvme/host/fc.c @@ -1771,7 +1771,7 @@ nvme_fc_init_request(struct blk_mq_tag_set *set, struct request *rq, res = __nvme_fc_init_request(ctrl, queue, &op->op, rq, queue->rqcnt++); if (res) return res; - op->op.fcp_req.first_sgl = &op->sgl[0]; + op->op.fcp_req.first_sgl = op->sgl; op->op.fcp_req.private = &op->priv[0]; nvme_req(rq)->ctrl = &ctrl->ctrl; return res; diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c index cc46e250fcac..076bdd90c922 100644 --- a/drivers/nvme/host/pci.c +++ b/drivers/nvme/host/pci.c @@ -68,14 +68,30 @@ static int io_queue_depth = 1024; module_param_cb(io_queue_depth, &io_queue_depth_ops, &io_queue_depth, 0644); MODULE_PARM_DESC(io_queue_depth, "set io queue depth, should >= 2");
+static int io_queue_count_set(const char *val, const struct kernel_param *kp) +{ + unsigned int n; + int ret; + + ret = kstrtouint(val, 10, &n); + if (ret != 0 || n > num_possible_cpus()) + return -EINVAL; + return param_set_uint(val, kp); +} + +static const struct kernel_param_ops io_queue_count_ops = { + .set = io_queue_count_set, + .get = param_get_uint, +}; + static unsigned int write_queues; -module_param(write_queues, uint, 0644); +module_param_cb(write_queues, &io_queue_count_ops, &write_queues, 0644); MODULE_PARM_DESC(write_queues, "Number of queues to use for writes. If not set, reads and writes " "will share a queue set.");
static unsigned int poll_queues; -module_param(poll_queues, uint, 0644); +module_param_cb(poll_queues, &io_queue_count_ops, &poll_queues, 0644); MODULE_PARM_DESC(poll_queues, "Number of queues to use for polled IO.");
struct nvme_dev; @@ -128,6 +144,9 @@ struct nvme_dev { dma_addr_t host_mem_descs_dma; struct nvme_host_mem_buf_desc *host_mem_descs; void **host_mem_desc_bufs; + unsigned int nr_allocated_queues; + unsigned int nr_write_queues; + unsigned int nr_poll_queues; };
static int io_queue_depth_set(const char *val, const struct kernel_param *kp) @@ -209,25 +228,14 @@ struct nvme_iod { struct scatterlist *sg; };
-static unsigned int max_io_queues(void) -{ - return num_possible_cpus() + write_queues + poll_queues; -} - -static unsigned int max_queue_count(void) +static inline unsigned int nvme_dbbuf_size(struct nvme_dev *dev) { - /* IO queues + admin queue */ - return 1 + max_io_queues(); -} - -static inline unsigned int nvme_dbbuf_size(u32 stride) -{ - return (max_queue_count() * 8 * stride); + return dev->nr_allocated_queues * 8 * dev->db_stride; }
static int nvme_dbbuf_dma_alloc(struct nvme_dev *dev) { - unsigned int mem_size = nvme_dbbuf_size(dev->db_stride); + unsigned int mem_size = nvme_dbbuf_size(dev);
if (dev->dbbuf_dbs) return 0; @@ -252,7 +260,7 @@ static int nvme_dbbuf_dma_alloc(struct nvme_dev *dev)
static void nvme_dbbuf_dma_free(struct nvme_dev *dev) { - unsigned int mem_size = nvme_dbbuf_size(dev->db_stride); + unsigned int mem_size = nvme_dbbuf_size(dev);
if (dev->dbbuf_dbs) { dma_free_coherent(dev->dev, mem_size, @@ -2003,7 +2011,7 @@ static int nvme_setup_host_mem(struct nvme_dev *dev) static void nvme_calc_irq_sets(struct irq_affinity *affd, unsigned int nrirqs) { struct nvme_dev *dev = affd->priv; - unsigned int nr_read_queues; + unsigned int nr_read_queues, nr_write_queues = dev->nr_write_queues;
/* * If there is no interupt available for queues, ensure that @@ -2019,12 +2027,12 @@ static void nvme_calc_irq_sets(struct irq_affinity *affd, unsigned int nrirqs) if (!nrirqs) { nrirqs = 1; nr_read_queues = 0; - } else if (nrirqs == 1 || !write_queues) { + } else if (nrirqs == 1 || !nr_write_queues) { nr_read_queues = 0; - } else if (write_queues >= nrirqs) { + } else if (nr_write_queues >= nrirqs) { nr_read_queues = 1; } else { - nr_read_queues = nrirqs - write_queues; + nr_read_queues = nrirqs - nr_write_queues; }
dev->io_queues[HCTX_TYPE_DEFAULT] = nrirqs - nr_read_queues; @@ -2048,7 +2056,7 @@ static int nvme_setup_irqs(struct nvme_dev *dev, unsigned int nr_io_queues) * Poll queues don't need interrupts, but we need at least one IO * queue left over for non-polled IO. */ - this_p_queues = poll_queues; + this_p_queues = dev->nr_poll_queues; if (this_p_queues >= nr_io_queues) { this_p_queues = nr_io_queues - 1; irq_queues = 1; @@ -2078,14 +2086,25 @@ static void nvme_disable_io_queues(struct nvme_dev *dev) __nvme_disable_io_queues(dev, nvme_admin_delete_cq); }
+static unsigned int nvme_max_io_queues(struct nvme_dev *dev) +{ + return num_possible_cpus() + dev->nr_write_queues + dev->nr_poll_queues; +} + static int nvme_setup_io_queues(struct nvme_dev *dev) { struct nvme_queue *adminq = &dev->queues[0]; struct pci_dev *pdev = to_pci_dev(dev->dev); - int result, nr_io_queues; + unsigned int nr_io_queues; unsigned long size; + int result;
- nr_io_queues = max_io_queues(); + /* + * Sample the module parameters once at reset time so that we have + * stable values to work with. + */ + dev->nr_write_queues = write_queues; + dev->nr_poll_queues = poll_queues;
/* * If tags are shared with admin queue (Apple bug), then @@ -2093,6 +2112,9 @@ static int nvme_setup_io_queues(struct nvme_dev *dev) */ if (dev->ctrl.quirks & NVME_QUIRK_SHARED_TAGS) nr_io_queues = 1; + else + nr_io_queues = min(nvme_max_io_queues(dev), + dev->nr_allocated_queues - 1);
result = nvme_set_queue_count(&dev->ctrl, &nr_io_queues); if (result < 0) @@ -2767,8 +2789,11 @@ static int nvme_probe(struct pci_dev *pdev, const struct pci_device_id *id) if (!dev) return -ENOMEM;
- dev->queues = kcalloc_node(max_queue_count(), sizeof(struct nvme_queue), - GFP_KERNEL, node); + dev->nr_write_queues = write_queues; + dev->nr_poll_queues = poll_queues; + dev->nr_allocated_queues = nvme_max_io_queues(dev) + 1; + dev->queues = kcalloc_node(dev->nr_allocated_queues, + sizeof(struct nvme_queue), GFP_KERNEL, node); if (!dev->queues) goto free;
@@ -3131,8 +3156,6 @@ static int __init nvme_init(void) BUILD_BUG_ON(sizeof(struct nvme_delete_queue) != 64); BUILD_BUG_ON(IRQ_AFFINITY_MAX_SETS < 2);
- write_queues = min(write_queues, num_possible_cpus()); - poll_queues = min(poll_queues, num_possible_cpus()); return pci_register_driver(&nvme_driver); }
diff --git a/drivers/nvme/host/tcp.c b/drivers/nvme/host/tcp.c index c15a92163c1f..4862fa962011 100644 --- a/drivers/nvme/host/tcp.c +++ b/drivers/nvme/host/tcp.c @@ -794,11 +794,11 @@ static void nvme_tcp_data_ready(struct sock *sk) { struct nvme_tcp_queue *queue;
- read_lock(&sk->sk_callback_lock); + read_lock_bh(&sk->sk_callback_lock); queue = sk->sk_user_data; if (likely(queue && queue->rd_enabled)) queue_work_on(queue->io_cpu, nvme_tcp_wq, &queue->io_work); - read_unlock(&sk->sk_callback_lock); + read_unlock_bh(&sk->sk_callback_lock); }
static void nvme_tcp_write_space(struct sock *sk) diff --git a/drivers/nvme/target/core.c b/drivers/nvme/target/core.c index b685f99d56a1..aa5ca222c6f5 100644 --- a/drivers/nvme/target/core.c +++ b/drivers/nvme/target/core.c @@ -157,14 +157,12 @@ static void nvmet_async_events_process(struct nvmet_ctrl *ctrl, u16 status)
static void nvmet_async_events_free(struct nvmet_ctrl *ctrl) { - struct nvmet_req *req; + struct nvmet_async_event *aen, *tmp;
mutex_lock(&ctrl->lock); - while (ctrl->nr_async_event_cmds) { - req = ctrl->async_event_cmds[--ctrl->nr_async_event_cmds]; - mutex_unlock(&ctrl->lock); - nvmet_req_complete(req, NVME_SC_INTERNAL | NVME_SC_DNR); - mutex_lock(&ctrl->lock); + list_for_each_entry_safe(aen, tmp, &ctrl->async_events, entry) { + list_del(&aen->entry); + kfree(aen); } mutex_unlock(&ctrl->lock); } @@ -764,10 +762,8 @@ void nvmet_sq_destroy(struct nvmet_sq *sq) * If this is the admin queue, complete all AERs so that our * queue doesn't have outstanding requests on it. */ - if (ctrl && ctrl->sqs && ctrl->sqs[0] == sq) { + if (ctrl && ctrl->sqs && ctrl->sqs[0] == sq) nvmet_async_events_process(ctrl, status); - nvmet_async_events_free(ctrl); - } percpu_ref_kill_and_confirm(&sq->ref, nvmet_confirm_sq); wait_for_completion(&sq->confirm_done); wait_for_completion(&sq->free_done); @@ -1357,6 +1353,7 @@ static void nvmet_ctrl_free(struct kref *ref)
ida_simple_remove(&cntlid_ida, ctrl->cntlid);
+ nvmet_async_events_free(ctrl); kfree(ctrl->sqs); kfree(ctrl->cqs); kfree(ctrl->changed_ns_list); diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c index 77b8a145c39b..c7e3a8267521 100644 --- a/drivers/pci/probe.c +++ b/drivers/pci/probe.c @@ -1822,7 +1822,7 @@ int pci_setup_device(struct pci_dev *dev) /* Device class may be changed after fixup */ class = dev->class >> 8;
- if (dev->non_compliant_bars) { + if (dev->non_compliant_bars && !dev->mmio_always_on) { pci_read_config_word(dev, PCI_COMMAND, &cmd); if (cmd & (PCI_COMMAND_IO | PCI_COMMAND_MEMORY)) { pci_info(dev, "device has non-compliant BARs; disabling IO/MEM decoding\n"); @@ -1934,13 +1934,33 @@ static void pci_configure_mps(struct pci_dev *dev) struct pci_dev *bridge = pci_upstream_bridge(dev); int mps, mpss, p_mps, rc;
- if (!pci_is_pcie(dev) || !bridge || !pci_is_pcie(bridge)) + if (!pci_is_pcie(dev)) return;
/* MPS and MRRS fields are of type 'RsvdP' for VFs, short-circuit out */ if (dev->is_virtfn) return;
+ /* + * For Root Complex Integrated Endpoints, program the maximum + * supported value unless limited by the PCIE_BUS_PEER2PEER case. + */ + if (pci_pcie_type(dev) == PCI_EXP_TYPE_RC_END) { + if (pcie_bus_config == PCIE_BUS_PEER2PEER) + mps = 128; + else + mps = 128 << dev->pcie_mpss; + rc = pcie_set_mps(dev, mps); + if (rc) { + pci_warn(dev, "can't set Max Payload Size to %d; if necessary, use "pci=pcie_bus_safe" and report a bug\n", + mps); + } + return; + } + + if (!bridge || !pci_is_pcie(bridge)) + return; + mps = pcie_get_mps(dev); p_mps = pcie_get_mps(bridge);
diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c index ca9ed5774eb1..5067562924f0 100644 --- a/drivers/pci/quirks.c +++ b/drivers/pci/quirks.c @@ -4682,6 +4682,20 @@ static int pci_quirk_mf_endpoint_acs(struct pci_dev *dev, u16 acs_flags) PCI_ACS_CR | PCI_ACS_UF | PCI_ACS_DT); }
+static int pci_quirk_rciep_acs(struct pci_dev *dev, u16 acs_flags) +{ + /* + * Intel RCiEP's are required to allow p2p only on translated + * addresses. Refer to Intel VT-d specification, r3.1, sec 3.16, + * "Root-Complex Peer to Peer Considerations". + */ + if (pci_pcie_type(dev) != PCI_EXP_TYPE_RC_END) + return -ENOTTY; + + return pci_acs_ctrl_enabled(acs_flags, + PCI_ACS_SV | PCI_ACS_RR | PCI_ACS_CR | PCI_ACS_UF); +} + static int pci_quirk_brcm_acs(struct pci_dev *dev, u16 acs_flags) { /* @@ -4764,6 +4778,7 @@ static const struct pci_dev_acs_enabled { /* I219 */ { PCI_VENDOR_ID_INTEL, 0x15b7, pci_quirk_mf_endpoint_acs }, { PCI_VENDOR_ID_INTEL, 0x15b8, pci_quirk_mf_endpoint_acs }, + { PCI_VENDOR_ID_INTEL, PCI_ANY_ID, pci_quirk_rciep_acs }, /* QCOM QDF2xxx root ports */ { PCI_VENDOR_ID_QCOM, 0x0400, pci_quirk_qcom_rp_acs }, { PCI_VENDOR_ID_QCOM, 0x0401, pci_quirk_qcom_rp_acs }, @@ -5129,13 +5144,25 @@ static void quirk_intel_qat_vf_cap(struct pci_dev *pdev) } DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_INTEL, 0x443, quirk_intel_qat_vf_cap);
-/* FLR may cause some 82579 devices to hang */ -static void quirk_intel_no_flr(struct pci_dev *dev) +/* + * FLR may cause the following to devices to hang: + * + * AMD Starship/Matisse HD Audio Controller 0x1487 + * AMD Starship USB 3.0 Host Controller 0x148c + * AMD Matisse USB 3.0 Host Controller 0x149c + * Intel 82579LM Gigabit Ethernet Controller 0x1502 + * Intel 82579V Gigabit Ethernet Controller 0x1503 + * + */ +static void quirk_no_flr(struct pci_dev *dev) { dev->dev_flags |= PCI_DEV_FLAGS_NO_FLR_RESET; } -DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_INTEL, 0x1502, quirk_intel_no_flr); -DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_INTEL, 0x1503, quirk_intel_no_flr); +DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_AMD, 0x1487, quirk_no_flr); +DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_AMD, 0x148c, quirk_no_flr); +DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_AMD, 0x149c, quirk_no_flr); +DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_INTEL, 0x1502, quirk_no_flr); +DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_INTEL, 0x1503, quirk_no_flr);
static void quirk_no_ext_tags(struct pci_dev *pdev) { @@ -5568,6 +5595,19 @@ static void pci_fixup_no_d0_pme(struct pci_dev *dev) } DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ASMEDIA, 0x2142, pci_fixup_no_d0_pme);
+/* + * Device [12d8:0x400e] and [12d8:0x400f] + * These devices advertise PME# support in all power states but don't + * reliably assert it. + */ +static void pci_fixup_no_pme(struct pci_dev *dev) +{ + pci_info(dev, "PME# is unreliable, disabling it\n"); + dev->pme_support = 0; +} +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_PERICOM, 0x400e, pci_fixup_no_pme); +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_PERICOM, 0x400f, pci_fixup_no_pme); + static void apex_pci_fixup_class(struct pci_dev *pdev) { pdev->class = (PCI_CLASS_SYSTEM_OTHER << 8) | pdev->class; diff --git a/drivers/perf/arm_smmuv3_pmu.c b/drivers/perf/arm_smmuv3_pmu.c index f01a57e5a5f3..48e28ef93a70 100644 --- a/drivers/perf/arm_smmuv3_pmu.c +++ b/drivers/perf/arm_smmuv3_pmu.c @@ -814,7 +814,7 @@ static int smmu_pmu_probe(struct platform_device *pdev) if (err) { dev_err(dev, "Error %d registering hotplug, PMU @%pa\n", err, &res_0->start); - return err; + goto out_clear_affinity; }
err = perf_pmu_register(&smmu_pmu->pmu, name, -1); @@ -833,6 +833,8 @@ static int smmu_pmu_probe(struct platform_device *pdev)
out_unregister: cpuhp_state_remove_instance_nocalls(cpuhp_state_num, &smmu_pmu->node); +out_clear_affinity: + irq_set_affinity_hint(smmu_pmu->irq, NULL); return err; }
@@ -842,6 +844,7 @@ static int smmu_pmu_remove(struct platform_device *pdev)
perf_pmu_unregister(&smmu_pmu->pmu); cpuhp_state_remove_instance_nocalls(cpuhp_state_num, &smmu_pmu->node); + irq_set_affinity_hint(smmu_pmu->irq, NULL);
return 0; } diff --git a/drivers/perf/hisilicon/hisi_uncore_hha_pmu.c b/drivers/perf/hisilicon/hisi_uncore_hha_pmu.c index 6a1dd72d8abb..e5af9d7e6e14 100644 --- a/drivers/perf/hisilicon/hisi_uncore_hha_pmu.c +++ b/drivers/perf/hisilicon/hisi_uncore_hha_pmu.c @@ -283,7 +283,7 @@ static struct attribute *hisi_hha_pmu_events_attr[] = { HISI_PMU_EVENT_ATTR(rx_wbip, 0x05), HISI_PMU_EVENT_ATTR(rx_wtistash, 0x11), HISI_PMU_EVENT_ATTR(rd_ddr_64b, 0x1c), - HISI_PMU_EVENT_ATTR(wr_dr_64b, 0x1d), + HISI_PMU_EVENT_ATTR(wr_ddr_64b, 0x1d), HISI_PMU_EVENT_ATTR(rd_ddr_128b, 0x1e), HISI_PMU_EVENT_ATTR(wr_ddr_128b, 0x1f), HISI_PMU_EVENT_ATTR(spill_num, 0x20), diff --git a/drivers/pinctrl/samsung/pinctrl-exynos.c b/drivers/pinctrl/samsung/pinctrl-exynos.c index 0599f5127b01..84501c785473 100644 --- a/drivers/pinctrl/samsung/pinctrl-exynos.c +++ b/drivers/pinctrl/samsung/pinctrl-exynos.c @@ -40,6 +40,8 @@ struct exynos_irq_chip { u32 eint_pend; u32 eint_wake_mask_value; u32 eint_wake_mask_reg; + void (*set_eint_wakeup_mask)(struct samsung_pinctrl_drv_data *drvdata, + struct exynos_irq_chip *irq_chip); };
static inline struct exynos_irq_chip *to_exynos_irq_chip(struct irq_chip *chip) @@ -265,6 +267,7 @@ struct exynos_eint_gpio_save { u32 eint_con; u32 eint_fltcon0; u32 eint_fltcon1; + u32 eint_mask; };
/* @@ -342,6 +345,47 @@ static int exynos_wkup_irq_set_wake(struct irq_data *irqd, unsigned int on) return 0; }
+static void +exynos_pinctrl_set_eint_wakeup_mask(struct samsung_pinctrl_drv_data *drvdata, + struct exynos_irq_chip *irq_chip) +{ + struct regmap *pmu_regs; + + if (!drvdata->retention_ctrl || !drvdata->retention_ctrl->priv) { + dev_warn(drvdata->dev, + "No retention data configured bank with external wakeup interrupt. Wake-up mask will not be set.\n"); + return; + } + + pmu_regs = drvdata->retention_ctrl->priv; + dev_info(drvdata->dev, + "Setting external wakeup interrupt mask: 0x%x\n", + irq_chip->eint_wake_mask_value); + + regmap_write(pmu_regs, irq_chip->eint_wake_mask_reg, + irq_chip->eint_wake_mask_value); +} + +static void +s5pv210_pinctrl_set_eint_wakeup_mask(struct samsung_pinctrl_drv_data *drvdata, + struct exynos_irq_chip *irq_chip) + +{ + void __iomem *clk_base; + + if (!drvdata->retention_ctrl || !drvdata->retention_ctrl->priv) { + dev_warn(drvdata->dev, + "No retention data configured bank with external wakeup interrupt. Wake-up mask will not be set.\n"); + return; + } + + + clk_base = (void __iomem *) drvdata->retention_ctrl->priv; + + __raw_writel(irq_chip->eint_wake_mask_value, + clk_base + irq_chip->eint_wake_mask_reg); +} + /* * irq_chip for wakeup interrupts */ @@ -360,8 +404,9 @@ static const struct exynos_irq_chip s5pv210_wkup_irq_chip __initconst = { .eint_mask = EXYNOS_WKUP_EMASK_OFFSET, .eint_pend = EXYNOS_WKUP_EPEND_OFFSET, .eint_wake_mask_value = EXYNOS_EINT_WAKEUP_MASK_DISABLED, - /* Only difference with exynos4210_wkup_irq_chip: */ + /* Only differences with exynos4210_wkup_irq_chip: */ .eint_wake_mask_reg = S5PV210_EINT_WAKEUP_MASK, + .set_eint_wakeup_mask = s5pv210_pinctrl_set_eint_wakeup_mask, };
static const struct exynos_irq_chip exynos4210_wkup_irq_chip __initconst = { @@ -380,6 +425,7 @@ static const struct exynos_irq_chip exynos4210_wkup_irq_chip __initconst = { .eint_pend = EXYNOS_WKUP_EPEND_OFFSET, .eint_wake_mask_value = EXYNOS_EINT_WAKEUP_MASK_DISABLED, .eint_wake_mask_reg = EXYNOS_EINT_WAKEUP_MASK, + .set_eint_wakeup_mask = exynos_pinctrl_set_eint_wakeup_mask, };
static const struct exynos_irq_chip exynos7_wkup_irq_chip __initconst = { @@ -398,6 +444,7 @@ static const struct exynos_irq_chip exynos7_wkup_irq_chip __initconst = { .eint_pend = EXYNOS7_WKUP_EPEND_OFFSET, .eint_wake_mask_value = EXYNOS_EINT_WAKEUP_MASK_DISABLED, .eint_wake_mask_reg = EXYNOS5433_EINT_WAKEUP_MASK, + .set_eint_wakeup_mask = exynos_pinctrl_set_eint_wakeup_mask, };
/* list of external wakeup controllers supported */ @@ -574,27 +621,6 @@ int exynos_eint_wkup_init(struct samsung_pinctrl_drv_data *d) return 0; }
-static void -exynos_pinctrl_set_eint_wakeup_mask(struct samsung_pinctrl_drv_data *drvdata, - struct exynos_irq_chip *irq_chip) -{ - struct regmap *pmu_regs; - - if (!drvdata->retention_ctrl || !drvdata->retention_ctrl->priv) { - dev_warn(drvdata->dev, - "No retention data configured bank with external wakeup interrupt. Wake-up mask will not be set.\n"); - return; - } - - pmu_regs = drvdata->retention_ctrl->priv; - dev_info(drvdata->dev, - "Setting external wakeup interrupt mask: 0x%x\n", - irq_chip->eint_wake_mask_value); - - regmap_write(pmu_regs, irq_chip->eint_wake_mask_reg, - irq_chip->eint_wake_mask_value); -} - static void exynos_pinctrl_suspend_bank( struct samsung_pinctrl_drv_data *drvdata, struct samsung_pin_bank *bank) @@ -608,10 +634,13 @@ static void exynos_pinctrl_suspend_bank( + 2 * bank->eint_offset); save->eint_fltcon1 = readl(regs + EXYNOS_GPIO_EFLTCON_OFFSET + 2 * bank->eint_offset + 4); + save->eint_mask = readl(regs + bank->irq_chip->eint_mask + + bank->eint_offset);
pr_debug("%s: save con %#010x\n", bank->name, save->eint_con); pr_debug("%s: save fltcon0 %#010x\n", bank->name, save->eint_fltcon0); pr_debug("%s: save fltcon1 %#010x\n", bank->name, save->eint_fltcon1); + pr_debug("%s: save mask %#010x\n", bank->name, save->eint_mask); }
void exynos_pinctrl_suspend(struct samsung_pinctrl_drv_data *drvdata) @@ -626,8 +655,8 @@ void exynos_pinctrl_suspend(struct samsung_pinctrl_drv_data *drvdata) else if (bank->eint_type == EINT_TYPE_WKUP) { if (!irq_chip) { irq_chip = bank->irq_chip; - exynos_pinctrl_set_eint_wakeup_mask(drvdata, - irq_chip); + irq_chip->set_eint_wakeup_mask(drvdata, + irq_chip); } else if (bank->irq_chip != irq_chip) { dev_warn(drvdata->dev, "More than one external wakeup interrupt chip configured (bank: %s). This is not supported by hardware nor by driver.\n", @@ -653,6 +682,9 @@ static void exynos_pinctrl_resume_bank( pr_debug("%s: fltcon1 %#010x => %#010x\n", bank->name, readl(regs + EXYNOS_GPIO_EFLTCON_OFFSET + 2 * bank->eint_offset + 4), save->eint_fltcon1); + pr_debug("%s: mask %#010x => %#010x\n", bank->name, + readl(regs + bank->irq_chip->eint_mask + + bank->eint_offset), save->eint_mask);
writel(save->eint_con, regs + EXYNOS_GPIO_ECON_OFFSET + bank->eint_offset); @@ -660,6 +692,8 @@ static void exynos_pinctrl_resume_bank( + 2 * bank->eint_offset); writel(save->eint_fltcon1, regs + EXYNOS_GPIO_EFLTCON_OFFSET + 2 * bank->eint_offset + 4); + writel(save->eint_mask, regs + bank->irq_chip->eint_mask + + bank->eint_offset); }
void exynos_pinctrl_resume(struct samsung_pinctrl_drv_data *drvdata) diff --git a/drivers/platform/x86/asus-wmi.c b/drivers/platform/x86/asus-wmi.c index bb7c529d7d16..cd212ee210e2 100644 --- a/drivers/platform/x86/asus-wmi.c +++ b/drivers/platform/x86/asus-wmi.c @@ -116,6 +116,8 @@ struct bios_args { u32 arg0; u32 arg1; u32 arg2; /* At least TUF Gaming series uses 3 dword input buffer. */ + u32 arg4; + u32 arg5; } __packed;
/* diff --git a/drivers/platform/x86/dell-laptop.c b/drivers/platform/x86/dell-laptop.c index f8d3e3bd1bb5..5e9c2296931c 100644 --- a/drivers/platform/x86/dell-laptop.c +++ b/drivers/platform/x86/dell-laptop.c @@ -2204,10 +2204,13 @@ static int __init dell_init(void)
dell_laptop_register_notifier(&dell_laptop_notifier);
- micmute_led_cdev.brightness = ledtrig_audio_get(LED_AUDIO_MICMUTE); - ret = led_classdev_register(&platform_device->dev, &micmute_led_cdev); - if (ret < 0) - goto fail_led; + if (dell_smbios_find_token(GLOBAL_MIC_MUTE_DISABLE) && + dell_smbios_find_token(GLOBAL_MIC_MUTE_ENABLE)) { + micmute_led_cdev.brightness = ledtrig_audio_get(LED_AUDIO_MICMUTE); + ret = led_classdev_register(&platform_device->dev, &micmute_led_cdev); + if (ret < 0) + goto fail_led; + }
if (acpi_video_get_backlight_type() != acpi_backlight_vendor) return 0; diff --git a/drivers/platform/x86/hp-wmi.c b/drivers/platform/x86/hp-wmi.c index a881b709af25..a44a2ec33287 100644 --- a/drivers/platform/x86/hp-wmi.c +++ b/drivers/platform/x86/hp-wmi.c @@ -461,8 +461,14 @@ static ssize_t postcode_show(struct device *dev, struct device_attribute *attr, static ssize_t als_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { - u32 tmp = simple_strtoul(buf, NULL, 10); - int ret = hp_wmi_perform_query(HPWMI_ALS_QUERY, HPWMI_WRITE, &tmp, + u32 tmp; + int ret; + + ret = kstrtou32(buf, 10, &tmp); + if (ret) + return ret; + + ret = hp_wmi_perform_query(HPWMI_ALS_QUERY, HPWMI_WRITE, &tmp, sizeof(tmp), sizeof(tmp)); if (ret) return ret < 0 ? ret : -EINVAL; diff --git a/drivers/platform/x86/intel-hid.c b/drivers/platform/x86/intel-hid.c index cc7dd4d87cce..9ee79b74311c 100644 --- a/drivers/platform/x86/intel-hid.c +++ b/drivers/platform/x86/intel-hid.c @@ -79,6 +79,13 @@ static const struct dmi_system_id button_array_table[] = { DMI_MATCH(DMI_PRODUCT_NAME, "Wacom MobileStudio Pro 16"), }, }, + { + .ident = "HP Spectre x2 (2015)", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "HP"), + DMI_MATCH(DMI_PRODUCT_NAME, "HP Spectre x2 Detachable"), + }, + }, { } };
diff --git a/drivers/platform/x86/intel-vbtn.c b/drivers/platform/x86/intel-vbtn.c index b5880936d785..a05b80955dcd 100644 --- a/drivers/platform/x86/intel-vbtn.c +++ b/drivers/platform/x86/intel-vbtn.c @@ -40,28 +40,51 @@ static const struct key_entry intel_vbtn_keymap[] = { { KE_IGNORE, 0xC7, { KEY_VOLUMEDOWN } }, /* volume-down key release */ { KE_KEY, 0xC8, { KEY_ROTATE_LOCK_TOGGLE } }, /* rotate-lock key press */ { KE_KEY, 0xC9, { KEY_ROTATE_LOCK_TOGGLE } }, /* rotate-lock key release */ +}; + +static const struct key_entry intel_vbtn_switchmap[] = { { KE_SW, 0xCA, { .sw = { SW_DOCK, 1 } } }, /* Docked */ { KE_SW, 0xCB, { .sw = { SW_DOCK, 0 } } }, /* Undocked */ { KE_SW, 0xCC, { .sw = { SW_TABLET_MODE, 1 } } }, /* Tablet */ { KE_SW, 0xCD, { .sw = { SW_TABLET_MODE, 0 } } }, /* Laptop */ - { KE_END }, };
+#define KEYMAP_LEN \ + (ARRAY_SIZE(intel_vbtn_keymap) + ARRAY_SIZE(intel_vbtn_switchmap) + 1) + struct intel_vbtn_priv { + struct key_entry keymap[KEYMAP_LEN]; struct input_dev *input_dev; + bool has_switches; bool wakeup_mode; };
static int intel_vbtn_input_setup(struct platform_device *device) { struct intel_vbtn_priv *priv = dev_get_drvdata(&device->dev); - int ret; + int ret, keymap_len = 0; + + if (true) { + memcpy(&priv->keymap[keymap_len], intel_vbtn_keymap, + ARRAY_SIZE(intel_vbtn_keymap) * + sizeof(struct key_entry)); + keymap_len += ARRAY_SIZE(intel_vbtn_keymap); + } + + if (priv->has_switches) { + memcpy(&priv->keymap[keymap_len], intel_vbtn_switchmap, + ARRAY_SIZE(intel_vbtn_switchmap) * + sizeof(struct key_entry)); + keymap_len += ARRAY_SIZE(intel_vbtn_switchmap); + } + + priv->keymap[keymap_len].type = KE_END;
priv->input_dev = devm_input_allocate_device(&device->dev); if (!priv->input_dev) return -ENOMEM;
- ret = sparse_keymap_setup(priv->input_dev, intel_vbtn_keymap, NULL); + ret = sparse_keymap_setup(priv->input_dev, priv->keymap, NULL); if (ret) return ret;
@@ -116,31 +139,40 @@ static void notify_handler(acpi_handle handle, u32 event, void *context)
static void detect_tablet_mode(struct platform_device *device) { - const char *chassis_type = dmi_get_system_info(DMI_CHASSIS_TYPE); struct intel_vbtn_priv *priv = dev_get_drvdata(&device->dev); acpi_handle handle = ACPI_HANDLE(&device->dev); - struct acpi_buffer vgbs_output = { ACPI_ALLOCATE_BUFFER, NULL }; - union acpi_object *obj; + unsigned long long vgbs; acpi_status status; int m;
- if (!(chassis_type && strcmp(chassis_type, "31") == 0)) - goto out; - - status = acpi_evaluate_object(handle, "VGBS", NULL, &vgbs_output); + status = acpi_evaluate_integer(handle, "VGBS", NULL, &vgbs); if (ACPI_FAILURE(status)) - goto out; - - obj = vgbs_output.pointer; - if (!(obj && obj->type == ACPI_TYPE_INTEGER)) - goto out; + return;
- m = !(obj->integer.value & TABLET_MODE_FLAG); + m = !(vgbs & TABLET_MODE_FLAG); input_report_switch(priv->input_dev, SW_TABLET_MODE, m); - m = (obj->integer.value & DOCK_MODE_FLAG) ? 1 : 0; + m = (vgbs & DOCK_MODE_FLAG) ? 1 : 0; input_report_switch(priv->input_dev, SW_DOCK, m); -out: - kfree(vgbs_output.pointer); +} + +static bool intel_vbtn_has_switches(acpi_handle handle) +{ + const char *chassis_type = dmi_get_system_info(DMI_CHASSIS_TYPE); + unsigned long long vgbs; + acpi_status status; + + /* + * Some normal laptops have a VGBS method despite being non-convertible + * and their VGBS method always returns 0, causing detect_tablet_mode() + * to report SW_TABLET_MODE=1 to userspace, which causes issues. + * These laptops have a DMI chassis_type of 9 ("Laptop"), do not report + * switches on any devices with a DMI chassis_type of 9. + */ + if (chassis_type && strcmp(chassis_type, "9") == 0) + return false; + + status = acpi_evaluate_integer(handle, "VGBS", NULL, &vgbs); + return ACPI_SUCCESS(status); }
static int intel_vbtn_probe(struct platform_device *device) @@ -161,13 +193,16 @@ static int intel_vbtn_probe(struct platform_device *device) return -ENOMEM; dev_set_drvdata(&device->dev, priv);
+ priv->has_switches = intel_vbtn_has_switches(handle); + err = intel_vbtn_input_setup(device); if (err) { pr_err("Failed to setup Intel Virtual Button\n"); return err; }
- detect_tablet_mode(device); + if (priv->has_switches) + detect_tablet_mode(device);
status = acpi_install_notify_handler(handle, ACPI_DEVICE_NOTIFY, diff --git a/drivers/power/reset/vexpress-poweroff.c b/drivers/power/reset/vexpress-poweroff.c index 90cbaa8341e3..0bf9ab8653ae 100644 --- a/drivers/power/reset/vexpress-poweroff.c +++ b/drivers/power/reset/vexpress-poweroff.c @@ -143,6 +143,7 @@ static struct platform_driver vexpress_reset_driver = { .driver = { .name = "vexpress-reset", .of_match_table = vexpress_reset_of_match, + .suppress_bind_attrs = true, }, };
diff --git a/drivers/power/supply/power_supply_hwmon.c b/drivers/power/supply/power_supply_hwmon.c index 75cf861ba492..2e7e2b73b012 100644 --- a/drivers/power/supply/power_supply_hwmon.c +++ b/drivers/power/supply/power_supply_hwmon.c @@ -144,7 +144,7 @@ static int power_supply_hwmon_read_string(struct device *dev, u32 attr, int channel, const char **str) { - *str = channel ? "temp" : "temp ambient"; + *str = channel ? "temp ambient" : "temp"; return 0; }
@@ -304,7 +304,7 @@ int power_supply_add_hwmon_sysfs(struct power_supply *psy) goto error; }
- ret = devm_add_action(dev, power_supply_hwmon_bitmap_free, + ret = devm_add_action_or_reset(dev, power_supply_hwmon_bitmap_free, psyhw->props); if (ret) goto error; diff --git a/drivers/pwm/pwm-jz4740.c b/drivers/pwm/pwm-jz4740.c index 3cd5c054ad9a..4fe9d99ac9a9 100644 --- a/drivers/pwm/pwm-jz4740.c +++ b/drivers/pwm/pwm-jz4740.c @@ -158,11 +158,11 @@ static int jz4740_pwm_apply(struct pwm_chip *chip, struct pwm_device *pwm, /* Calculate period value */ tmp = (unsigned long long)rate * state->period; do_div(tmp, NSEC_PER_SEC); - period = (unsigned long)tmp; + period = tmp;
/* Calculate duty value */ - tmp = (unsigned long long)period * state->duty_cycle; - do_div(tmp, state->period); + tmp = (unsigned long long)rate * state->duty_cycle; + do_div(tmp, NSEC_PER_SEC); duty = period - tmp;
if (duty >= period) diff --git a/drivers/pwm/pwm-lpss.c b/drivers/pwm/pwm-lpss.c index 75bbfe5f3bc2..9d965ffe66d1 100644 --- a/drivers/pwm/pwm-lpss.c +++ b/drivers/pwm/pwm-lpss.c @@ -158,7 +158,6 @@ static int pwm_lpss_apply(struct pwm_chip *chip, struct pwm_device *pwm, return 0; }
-/* This function gets called once from pwmchip_add to get the initial state */ static void pwm_lpss_get_state(struct pwm_chip *chip, struct pwm_device *pwm, struct pwm_state *state) { @@ -167,6 +166,8 @@ static void pwm_lpss_get_state(struct pwm_chip *chip, struct pwm_device *pwm, unsigned long long base_unit, freq, on_time_div; u32 ctrl;
+ pm_runtime_get_sync(chip->dev); + base_unit_range = BIT(lpwm->info->base_unit_bits);
ctrl = pwm_lpss_read(pwm); @@ -187,8 +188,7 @@ static void pwm_lpss_get_state(struct pwm_chip *chip, struct pwm_device *pwm, state->polarity = PWM_POLARITY_NORMAL; state->enabled = !!(ctrl & PWM_ENABLE);
- if (state->enabled) - pm_runtime_get(chip->dev); + pm_runtime_put(chip->dev); }
static const struct pwm_ops pwm_lpss_ops = { @@ -202,7 +202,8 @@ struct pwm_lpss_chip *pwm_lpss_probe(struct device *dev, struct resource *r, { struct pwm_lpss_chip *lpwm; unsigned long c; - int ret; + int i, ret; + u32 ctrl;
if (WARN_ON(info->npwm > MAX_PWMS)) return ERR_PTR(-ENODEV); @@ -232,6 +233,12 @@ struct pwm_lpss_chip *pwm_lpss_probe(struct device *dev, struct resource *r, return ERR_PTR(ret); }
+ for (i = 0; i < lpwm->info->npwm; i++) { + ctrl = pwm_lpss_read(&lpwm->chip.pwms[i]); + if (ctrl & PWM_ENABLE) + pm_runtime_get(dev); + } + return lpwm; } EXPORT_SYMBOL_GPL(pwm_lpss_probe); diff --git a/drivers/regulator/qcom-rpmh-regulator.c b/drivers/regulator/qcom-rpmh-regulator.c index c86ad40015ce..c88cfa8952d6 100644 --- a/drivers/regulator/qcom-rpmh-regulator.c +++ b/drivers/regulator/qcom-rpmh-regulator.c @@ -832,11 +832,11 @@ static const struct rpmh_vreg_init_data pm8150_vreg_data[] = { RPMH_VREG("ldo10", "ldo%s10", &pmic5_pldo, "vdd-l2-l10"), RPMH_VREG("ldo11", "ldo%s11", &pmic5_nldo, "vdd-l1-l8-l11"), RPMH_VREG("ldo12", "ldo%s12", &pmic5_pldo_lv, "vdd-l7-l12-l14-l15"), - RPMH_VREG("ldo13", "ldo%s13", &pmic5_pldo, "vdd-l13-l6-l17"), + RPMH_VREG("ldo13", "ldo%s13", &pmic5_pldo, "vdd-l13-l16-l17"), RPMH_VREG("ldo14", "ldo%s14", &pmic5_pldo_lv, "vdd-l7-l12-l14-l15"), RPMH_VREG("ldo15", "ldo%s15", &pmic5_pldo_lv, "vdd-l7-l12-l14-l15"), - RPMH_VREG("ldo16", "ldo%s16", &pmic5_pldo, "vdd-l13-l6-l17"), - RPMH_VREG("ldo17", "ldo%s17", &pmic5_pldo, "vdd-l13-l6-l17"), + RPMH_VREG("ldo16", "ldo%s16", &pmic5_pldo, "vdd-l13-l16-l17"), + RPMH_VREG("ldo17", "ldo%s17", &pmic5_pldo, "vdd-l13-l16-l17"), RPMH_VREG("ldo18", "ldo%s18", &pmic5_nldo, "vdd-l3-l4-l5-l18"), {}, }; @@ -857,7 +857,7 @@ static const struct rpmh_vreg_init_data pm8150l_vreg_data[] = { RPMH_VREG("ldo5", "ldo%s5", &pmic5_pldo, "vdd-l4-l5-l6"), RPMH_VREG("ldo6", "ldo%s6", &pmic5_pldo, "vdd-l4-l5-l6"), RPMH_VREG("ldo7", "ldo%s7", &pmic5_pldo, "vdd-l7-l11"), - RPMH_VREG("ldo8", "ldo%s8", &pmic5_pldo_lv, "vdd-l1-l8-l11"), + RPMH_VREG("ldo8", "ldo%s8", &pmic5_pldo_lv, "vdd-l1-l8"), RPMH_VREG("ldo9", "ldo%s9", &pmic5_pldo, "vdd-l9-l10"), RPMH_VREG("ldo10", "ldo%s10", &pmic5_pldo, "vdd-l9-l10"), RPMH_VREG("ldo11", "ldo%s11", &pmic5_pldo, "vdd-l7-l11"), diff --git a/drivers/soc/fsl/dpio/qbman-portal.c b/drivers/soc/fsl/dpio/qbman-portal.c index 804b8ba9bf5c..23a1377971f4 100644 --- a/drivers/soc/fsl/dpio/qbman-portal.c +++ b/drivers/soc/fsl/dpio/qbman-portal.c @@ -669,6 +669,7 @@ int qbman_swp_enqueue_multiple_direct(struct qbman_swp *s, eqcr_ci = s->eqcr.ci; p = s->addr_cena + QBMAN_CENA_SWP_EQCR_CI; s->eqcr.ci = qbman_read_register(s, QBMAN_CINH_SWP_EQCR_CI); + s->eqcr.ci &= full_mask;
s->eqcr.available = qm_cyc_diff(s->eqcr.pi_ring_size, eqcr_ci, s->eqcr.ci); diff --git a/drivers/soc/tegra/Kconfig b/drivers/soc/tegra/Kconfig index 3693532949b8..6bc603d0b9d9 100644 --- a/drivers/soc/tegra/Kconfig +++ b/drivers/soc/tegra/Kconfig @@ -133,6 +133,7 @@ config SOC_TEGRA_FLOWCTRL
config SOC_TEGRA_PMC bool + select GENERIC_PINCONF
config SOC_TEGRA_POWERGATE_BPMP def_bool y diff --git a/drivers/spi/spi-dw-mid.c b/drivers/spi/spi-dw-mid.c index 0d86c37e0aeb..23cebdeb67e2 100644 --- a/drivers/spi/spi-dw-mid.c +++ b/drivers/spi/spi-dw-mid.c @@ -147,6 +147,7 @@ static struct dma_async_tx_descriptor *dw_spi_dma_prepare_tx(struct dw_spi *dws, if (!xfer->tx_buf) return NULL;
+ memset(&txconf, 0, sizeof(txconf)); txconf.direction = DMA_MEM_TO_DEV; txconf.dst_addr = dws->dma_addr; txconf.dst_maxburst = 16; @@ -193,6 +194,7 @@ static struct dma_async_tx_descriptor *dw_spi_dma_prepare_rx(struct dw_spi *dws, if (!xfer->rx_buf) return NULL;
+ memset(&rxconf, 0, sizeof(rxconf)); rxconf.direction = DMA_DEV_TO_MEM; rxconf.src_addr = dws->dma_addr; rxconf.src_maxburst = 16; @@ -218,19 +220,23 @@ static struct dma_async_tx_descriptor *dw_spi_dma_prepare_rx(struct dw_spi *dws,
static int mid_spi_dma_setup(struct dw_spi *dws, struct spi_transfer *xfer) { - u16 dma_ctrl = 0; + u16 imr = 0, dma_ctrl = 0;
dw_writel(dws, DW_SPI_DMARDLR, 0xf); dw_writel(dws, DW_SPI_DMATDLR, 0x10);
- if (xfer->tx_buf) + if (xfer->tx_buf) { dma_ctrl |= SPI_DMA_TDMAE; - if (xfer->rx_buf) + imr |= SPI_INT_TXOI; + } + if (xfer->rx_buf) { dma_ctrl |= SPI_DMA_RDMAE; + imr |= SPI_INT_RXUI | SPI_INT_RXOI; + } dw_writel(dws, DW_SPI_DMACR, dma_ctrl);
/* Set the interrupt mask */ - spi_umask_intr(dws, SPI_INT_TXOI | SPI_INT_RXUI | SPI_INT_RXOI); + spi_umask_intr(dws, imr);
dws->transfer_handler = dma_transfer;
@@ -260,7 +266,7 @@ static int mid_spi_dma_transfer(struct dw_spi *dws, struct spi_transfer *xfer) dma_async_issue_pending(dws->txchan); }
- return 0; + return 1; }
static void mid_spi_dma_stop(struct dw_spi *dws) diff --git a/drivers/spi/spi-dw.c b/drivers/spi/spi-dw.c index dbf9b8d5cebe..c86c4bbb102e 100644 --- a/drivers/spi/spi-dw.c +++ b/drivers/spi/spi-dw.c @@ -381,11 +381,8 @@ static int dw_spi_transfer_one(struct spi_controller *master,
spi_enable_chip(dws, 1);
- if (dws->dma_mapped) { - ret = dws->dma_ops->dma_transfer(dws, transfer); - if (ret < 0) - return ret; - } + if (dws->dma_mapped) + return dws->dma_ops->dma_transfer(dws, transfer);
if (chip->poll_mode) return poll_transfer(dws); @@ -531,6 +528,7 @@ int dw_spi_add_host(struct device *dev, struct dw_spi *dws) dws->dma_inited = 0; } else { master->can_dma = dws->dma_ops->can_dma; + master->flags |= SPI_CONTROLLER_MUST_TX; } }
diff --git a/drivers/spi/spi-fsl-dspi.c b/drivers/spi/spi-fsl-dspi.c index 50e41f66a2d7..2e9f9adc5900 100644 --- a/drivers/spi/spi-fsl-dspi.c +++ b/drivers/spi/spi-fsl-dspi.c @@ -246,13 +246,33 @@ struct fsl_dspi {
static void dspi_native_host_to_dev(struct fsl_dspi *dspi, u32 *txdata) { - memcpy(txdata, dspi->tx, dspi->oper_word_size); + switch (dspi->oper_word_size) { + case 1: + *txdata = *(u8 *)dspi->tx; + break; + case 2: + *txdata = *(u16 *)dspi->tx; + break; + case 4: + *txdata = *(u32 *)dspi->tx; + break; + } dspi->tx += dspi->oper_word_size; }
static void dspi_native_dev_to_host(struct fsl_dspi *dspi, u32 rxdata) { - memcpy(dspi->rx, &rxdata, dspi->oper_word_size); + switch (dspi->oper_word_size) { + case 1: + *(u8 *)dspi->rx = rxdata; + break; + case 2: + *(u16 *)dspi->rx = rxdata; + break; + case 4: + *(u32 *)dspi->rx = rxdata; + break; + } dspi->rx += dspi->oper_word_size; }
diff --git a/drivers/spi/spi-mem.c b/drivers/spi/spi-mem.c index adaa0c49f966..9a86cc27fcc0 100644 --- a/drivers/spi/spi-mem.c +++ b/drivers/spi/spi-mem.c @@ -108,15 +108,17 @@ static int spi_check_buswidth_req(struct spi_mem *mem, u8 buswidth, bool tx) return 0;
case 2: - if ((tx && (mode & (SPI_TX_DUAL | SPI_TX_QUAD))) || - (!tx && (mode & (SPI_RX_DUAL | SPI_RX_QUAD)))) + if ((tx && + (mode & (SPI_TX_DUAL | SPI_TX_QUAD | SPI_TX_OCTAL))) || + (!tx && + (mode & (SPI_RX_DUAL | SPI_RX_QUAD | SPI_RX_OCTAL)))) return 0;
break;
case 4: - if ((tx && (mode & SPI_TX_QUAD)) || - (!tx && (mode & SPI_RX_QUAD))) + if ((tx && (mode & (SPI_TX_QUAD | SPI_TX_OCTAL))) || + (!tx && (mode & (SPI_RX_QUAD | SPI_RX_OCTAL)))) return 0;
break; diff --git a/drivers/spi/spi-mux.c b/drivers/spi/spi-mux.c index 4f94c9127fc1..cc9ef371db14 100644 --- a/drivers/spi/spi-mux.c +++ b/drivers/spi/spi-mux.c @@ -51,6 +51,10 @@ static int spi_mux_select(struct spi_device *spi) struct spi_mux_priv *priv = spi_controller_get_devdata(spi->controller); int ret;
+ ret = mux_control_select(priv->mux, spi->chip_select); + if (ret) + return ret; + if (priv->current_cs == spi->chip_select) return 0;
@@ -62,10 +66,6 @@ static int spi_mux_select(struct spi_device *spi) priv->spi->mode = spi->mode; priv->spi->bits_per_word = spi->bits_per_word;
- ret = mux_control_select(priv->mux, spi->chip_select); - if (ret) - return ret; - priv->current_cs = spi->chip_select;
return 0; diff --git a/drivers/spi/spi-pxa2xx.c b/drivers/spi/spi-pxa2xx.c index f6e87344a36c..6721910e5f2a 100644 --- a/drivers/spi/spi-pxa2xx.c +++ b/drivers/spi/spi-pxa2xx.c @@ -150,6 +150,7 @@ static const struct lpss_config lpss_platforms[] = { .tx_threshold_hi = 48, .cs_sel_shift = 8, .cs_sel_mask = 3 << 8, + .cs_clk_stays_gated = true, }, { /* LPSS_CNL_SSP */ .offset = 0x200, diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c index 7067e4c44400..299384c91917 100644 --- a/drivers/spi/spi.c +++ b/drivers/spi/spi.c @@ -2111,6 +2111,7 @@ static int acpi_spi_add_resource(struct acpi_resource *ares, void *data) }
lookup->max_speed_hz = sb->connection_speed; + lookup->bits_per_word = sb->data_bit_length;
if (sb->clock_phase == ACPI_SPI_SECOND_PHASE) lookup->mode |= SPI_CPHA; diff --git a/drivers/staging/android/ion/ion_heap.c b/drivers/staging/android/ion/ion_heap.c index 473b465724f1..0755b11348ed 100644 --- a/drivers/staging/android/ion/ion_heap.c +++ b/drivers/staging/android/ion/ion_heap.c @@ -99,12 +99,12 @@ int ion_heap_map_user(struct ion_heap *heap, struct ion_buffer *buffer,
static int ion_heap_clear_pages(struct page **pages, int num, pgprot_t pgprot) { - void *addr = vm_map_ram(pages, num, -1, pgprot); + void *addr = vmap(pages, num, VM_MAP, pgprot);
if (!addr) return -ENOMEM; memset(addr, 0, PAGE_SIZE * num); - vm_unmap_ram(addr, num); + vunmap(addr);
return 0; } diff --git a/drivers/staging/greybus/sdio.c b/drivers/staging/greybus/sdio.c index 68c5718be827..c4b16bb5c1a4 100644 --- a/drivers/staging/greybus/sdio.c +++ b/drivers/staging/greybus/sdio.c @@ -411,6 +411,7 @@ static int gb_sdio_command(struct gb_sdio_host *host, struct mmc_command *cmd) struct gb_sdio_command_request request = {0}; struct gb_sdio_command_response response; struct mmc_data *data = host->mrq->data; + unsigned int timeout_ms; u8 cmd_flags; u8 cmd_type; int i; @@ -469,9 +470,12 @@ static int gb_sdio_command(struct gb_sdio_host *host, struct mmc_command *cmd) request.data_blksz = cpu_to_le16(data->blksz); }
- ret = gb_operation_sync(host->connection, GB_SDIO_TYPE_COMMAND, - &request, sizeof(request), &response, - sizeof(response)); + timeout_ms = cmd->busy_timeout ? cmd->busy_timeout : + GB_OPERATION_TIMEOUT_DEFAULT; + + ret = gb_operation_sync_timeout(host->connection, GB_SDIO_TYPE_COMMAND, + &request, sizeof(request), &response, + sizeof(response), timeout_ms); if (ret < 0) goto out;
diff --git a/drivers/staging/media/imx/imx-media-utils.c b/drivers/staging/media/imx/imx-media-utils.c index fae981698c49..00a71f01786c 100644 --- a/drivers/staging/media/imx/imx-media-utils.c +++ b/drivers/staging/media/imx/imx-media-utils.c @@ -9,12 +9,9 @@
/* * List of supported pixel formats for the subdevs. - * - * In all of these tables, the non-mbus formats (with no - * mbus codes) must all fall at the end of the table. */ - -static const struct imx_media_pixfmt yuv_formats[] = { +static const struct imx_media_pixfmt pixel_formats[] = { + /*** YUV formats start here ***/ { .fourcc = V4L2_PIX_FMT_UYVY, .codes = { @@ -31,12 +28,7 @@ static const struct imx_media_pixfmt yuv_formats[] = { }, .cs = IPUV3_COLORSPACE_YUV, .bpp = 16, - }, - /*** - * non-mbus YUV formats start here. NOTE! when adding non-mbus - * formats, NUM_NON_MBUS_YUV_FORMATS must be updated below. - ***/ - { + }, { .fourcc = V4L2_PIX_FMT_YUV420, .cs = IPUV3_COLORSPACE_YUV, .bpp = 12, @@ -62,13 +54,7 @@ static const struct imx_media_pixfmt yuv_formats[] = { .bpp = 16, .planar = true, }, -}; - -#define NUM_NON_MBUS_YUV_FORMATS 5 -#define NUM_YUV_FORMATS ARRAY_SIZE(yuv_formats) -#define NUM_MBUS_YUV_FORMATS (NUM_YUV_FORMATS - NUM_NON_MBUS_YUV_FORMATS) - -static const struct imx_media_pixfmt rgb_formats[] = { + /*** RGB formats start here ***/ { .fourcc = V4L2_PIX_FMT_RGB565, .codes = {MEDIA_BUS_FMT_RGB565_2X8_LE}, @@ -83,12 +69,28 @@ static const struct imx_media_pixfmt rgb_formats[] = { }, .cs = IPUV3_COLORSPACE_RGB, .bpp = 24, + }, { + .fourcc = V4L2_PIX_FMT_BGR24, + .cs = IPUV3_COLORSPACE_RGB, + .bpp = 24, }, { .fourcc = V4L2_PIX_FMT_XRGB32, .codes = {MEDIA_BUS_FMT_ARGB8888_1X32}, .cs = IPUV3_COLORSPACE_RGB, .bpp = 32, .ipufmt = true, + }, { + .fourcc = V4L2_PIX_FMT_XBGR32, + .cs = IPUV3_COLORSPACE_RGB, + .bpp = 32, + }, { + .fourcc = V4L2_PIX_FMT_BGRX32, + .cs = IPUV3_COLORSPACE_RGB, + .bpp = 32, + }, { + .fourcc = V4L2_PIX_FMT_RGBX32, + .cs = IPUV3_COLORSPACE_RGB, + .bpp = 32, }, /*** raw bayer and grayscale formats start here ***/ { @@ -182,33 +184,8 @@ static const struct imx_media_pixfmt rgb_formats[] = { .bpp = 16, .bayer = true, }, - /*** - * non-mbus RGB formats start here. NOTE! when adding non-mbus - * formats, NUM_NON_MBUS_RGB_FORMATS must be updated below. - ***/ - { - .fourcc = V4L2_PIX_FMT_BGR24, - .cs = IPUV3_COLORSPACE_RGB, - .bpp = 24, - }, { - .fourcc = V4L2_PIX_FMT_XBGR32, - .cs = IPUV3_COLORSPACE_RGB, - .bpp = 32, - }, { - .fourcc = V4L2_PIX_FMT_BGRX32, - .cs = IPUV3_COLORSPACE_RGB, - .bpp = 32, - }, { - .fourcc = V4L2_PIX_FMT_RGBX32, - .cs = IPUV3_COLORSPACE_RGB, - .bpp = 32, - }, };
-#define NUM_NON_MBUS_RGB_FORMATS 2 -#define NUM_RGB_FORMATS ARRAY_SIZE(rgb_formats) -#define NUM_MBUS_RGB_FORMATS (NUM_RGB_FORMATS - NUM_NON_MBUS_RGB_FORMATS) - static const struct imx_media_pixfmt ipu_yuv_formats[] = { { .fourcc = V4L2_PIX_FMT_YUV32, @@ -246,21 +223,24 @@ static void init_mbus_colorimetry(struct v4l2_mbus_framefmt *mbus, mbus->ycbcr_enc); }
-static const -struct imx_media_pixfmt *__find_format(u32 fourcc, - u32 code, - bool allow_non_mbus, - bool allow_bayer, - const struct imx_media_pixfmt *array, - u32 array_size) +static const struct imx_media_pixfmt *find_format(u32 fourcc, + u32 code, + enum codespace_sel cs_sel, + bool allow_non_mbus, + bool allow_bayer) { - const struct imx_media_pixfmt *fmt; - int i, j; + unsigned int i;
- for (i = 0; i < array_size; i++) { - fmt = &array[i]; + for (i = 0; i < ARRAY_SIZE(pixel_formats); i++) { + const struct imx_media_pixfmt *fmt = &pixel_formats[i]; + enum codespace_sel fmt_cs_sel; + unsigned int j; + + fmt_cs_sel = (fmt->cs == IPUV3_COLORSPACE_YUV) ? + CS_SEL_YUV : CS_SEL_RGB;
- if ((!allow_non_mbus && !fmt->codes[0]) || + if ((cs_sel != CS_SEL_ANY && fmt_cs_sel != cs_sel) || + (!allow_non_mbus && !fmt->codes[0]) || (!allow_bayer && fmt->bayer)) continue;
@@ -270,39 +250,13 @@ struct imx_media_pixfmt *__find_format(u32 fourcc, if (!code) continue;
- for (j = 0; fmt->codes[j]; j++) { + for (j = 0; j < ARRAY_SIZE(fmt->codes) && fmt->codes[j]; j++) { if (code == fmt->codes[j]) return fmt; } } - return NULL; -} - -static const struct imx_media_pixfmt *find_format(u32 fourcc, - u32 code, - enum codespace_sel cs_sel, - bool allow_non_mbus, - bool allow_bayer) -{ - const struct imx_media_pixfmt *ret;
- switch (cs_sel) { - case CS_SEL_YUV: - return __find_format(fourcc, code, allow_non_mbus, allow_bayer, - yuv_formats, NUM_YUV_FORMATS); - case CS_SEL_RGB: - return __find_format(fourcc, code, allow_non_mbus, allow_bayer, - rgb_formats, NUM_RGB_FORMATS); - case CS_SEL_ANY: - ret = __find_format(fourcc, code, allow_non_mbus, allow_bayer, - yuv_formats, NUM_YUV_FORMATS); - if (ret) - return ret; - return __find_format(fourcc, code, allow_non_mbus, allow_bayer, - rgb_formats, NUM_RGB_FORMATS); - default: - return NULL; - } + return NULL; }
static int enum_format(u32 *fourcc, u32 *code, u32 index, @@ -310,61 +264,42 @@ static int enum_format(u32 *fourcc, u32 *code, u32 index, bool allow_non_mbus, bool allow_bayer) { - const struct imx_media_pixfmt *fmt; - u32 mbus_yuv_sz = NUM_MBUS_YUV_FORMATS; - u32 mbus_rgb_sz = NUM_MBUS_RGB_FORMATS; - u32 yuv_sz = NUM_YUV_FORMATS; - u32 rgb_sz = NUM_RGB_FORMATS; + unsigned int i;
- switch (cs_sel) { - case CS_SEL_YUV: - if (index >= yuv_sz || - (!allow_non_mbus && index >= mbus_yuv_sz)) - return -EINVAL; - fmt = &yuv_formats[index]; - break; - case CS_SEL_RGB: - if (index >= rgb_sz || - (!allow_non_mbus && index >= mbus_rgb_sz)) - return -EINVAL; - fmt = &rgb_formats[index]; - if (!allow_bayer && fmt->bayer) - return -EINVAL; - break; - case CS_SEL_ANY: - if (!allow_non_mbus) { - if (index >= mbus_yuv_sz) { - index -= mbus_yuv_sz; - if (index >= mbus_rgb_sz) - return -EINVAL; - fmt = &rgb_formats[index]; - if (!allow_bayer && fmt->bayer) - return -EINVAL; - } else { - fmt = &yuv_formats[index]; - } - } else { - if (index >= yuv_sz + rgb_sz) - return -EINVAL; - if (index >= yuv_sz) { - fmt = &rgb_formats[index - yuv_sz]; - if (!allow_bayer && fmt->bayer) - return -EINVAL; - } else { - fmt = &yuv_formats[index]; + for (i = 0; i < ARRAY_SIZE(pixel_formats); i++) { + const struct imx_media_pixfmt *fmt = &pixel_formats[i]; + enum codespace_sel fmt_cs_sel; + unsigned int j; + + fmt_cs_sel = (fmt->cs == IPUV3_COLORSPACE_YUV) ? + CS_SEL_YUV : CS_SEL_RGB; + + if ((cs_sel != CS_SEL_ANY && fmt_cs_sel != cs_sel) || + (!allow_non_mbus && !fmt->codes[0]) || + (!allow_bayer && fmt->bayer)) + continue; + + if (fourcc && index == 0) { + *fourcc = fmt->fourcc; + return 0; + } + + if (!code) { + index--; + continue; + } + + for (j = 0; j < ARRAY_SIZE(fmt->codes) && fmt->codes[j]; j++) { + if (index == 0) { + *code = fmt->codes[j]; + return 0; } + + index--; } - break; - default: - return -EINVAL; }
- if (fourcc) - *fourcc = fmt->fourcc; - if (code) - *code = fmt->codes[0]; - - return 0; + return -EINVAL; }
const struct imx_media_pixfmt * diff --git a/drivers/staging/media/imx/imx7-mipi-csis.c b/drivers/staging/media/imx/imx7-mipi-csis.c index fbc1a924652a..6318f0aebb4b 100644 --- a/drivers/staging/media/imx/imx7-mipi-csis.c +++ b/drivers/staging/media/imx/imx7-mipi-csis.c @@ -669,28 +669,6 @@ static int mipi_csis_init_cfg(struct v4l2_subdev *mipi_sd, return 0; }
-static struct csis_pix_format const * -mipi_csis_try_format(struct v4l2_subdev *mipi_sd, struct v4l2_mbus_framefmt *mf) -{ - struct csi_state *state = mipi_sd_to_csis_state(mipi_sd); - struct csis_pix_format const *csis_fmt; - - csis_fmt = find_csis_format(mf->code); - if (!csis_fmt) - csis_fmt = &mipi_csis_formats[0]; - - v4l_bound_align_image(&mf->width, 1, CSIS_MAX_PIX_WIDTH, - csis_fmt->pix_width_alignment, - &mf->height, 1, CSIS_MAX_PIX_HEIGHT, 1, - 0); - - state->format_mbus.code = csis_fmt->code; - state->format_mbus.width = mf->width; - state->format_mbus.height = mf->height; - - return csis_fmt; -} - static struct v4l2_mbus_framefmt * mipi_csis_get_format(struct csi_state *state, struct v4l2_subdev_pad_config *cfg, @@ -703,53 +681,67 @@ mipi_csis_get_format(struct csi_state *state, return &state->format_mbus; }
-static int mipi_csis_set_fmt(struct v4l2_subdev *mipi_sd, +static int mipi_csis_get_fmt(struct v4l2_subdev *mipi_sd, struct v4l2_subdev_pad_config *cfg, struct v4l2_subdev_format *sdformat) { struct csi_state *state = mipi_sd_to_csis_state(mipi_sd); - struct csis_pix_format const *csis_fmt; struct v4l2_mbus_framefmt *fmt;
- if (sdformat->pad >= CSIS_PADS_NUM) - return -EINVAL; - - fmt = mipi_csis_get_format(state, cfg, sdformat->which, sdformat->pad); - mutex_lock(&state->lock); - if (sdformat->pad == CSIS_PAD_SOURCE) { - sdformat->format = *fmt; - goto unlock; - } - - csis_fmt = mipi_csis_try_format(mipi_sd, &sdformat->format); - + fmt = mipi_csis_get_format(state, cfg, sdformat->which, sdformat->pad); sdformat->format = *fmt; - - if (csis_fmt && sdformat->which == V4L2_SUBDEV_FORMAT_ACTIVE) - state->csis_fmt = csis_fmt; - else - cfg->try_fmt = sdformat->format; - -unlock: mutex_unlock(&state->lock);
return 0; }
-static int mipi_csis_get_fmt(struct v4l2_subdev *mipi_sd, +static int mipi_csis_set_fmt(struct v4l2_subdev *mipi_sd, struct v4l2_subdev_pad_config *cfg, struct v4l2_subdev_format *sdformat) { struct csi_state *state = mipi_sd_to_csis_state(mipi_sd); + struct csis_pix_format const *csis_fmt; struct v4l2_mbus_framefmt *fmt;
- mutex_lock(&state->lock); + /* + * The CSIS can't transcode in any way, the source format can't be + * modified. + */ + if (sdformat->pad == CSIS_PAD_SOURCE) + return mipi_csis_get_fmt(mipi_sd, cfg, sdformat); + + if (sdformat->pad != CSIS_PAD_SINK) + return -EINVAL;
fmt = mipi_csis_get_format(state, cfg, sdformat->which, sdformat->pad);
+ mutex_lock(&state->lock); + + /* Validate the media bus code and clamp the size. */ + csis_fmt = find_csis_format(sdformat->format.code); + if (!csis_fmt) + csis_fmt = &mipi_csis_formats[0]; + + fmt->code = csis_fmt->code; + fmt->width = sdformat->format.width; + fmt->height = sdformat->format.height; + + v4l_bound_align_image(&fmt->width, 1, CSIS_MAX_PIX_WIDTH, + csis_fmt->pix_width_alignment, + &fmt->height, 1, CSIS_MAX_PIX_HEIGHT, 1, 0); + sdformat->format = *fmt;
+ /* Propagate the format from sink to source. */ + fmt = mipi_csis_get_format(state, cfg, sdformat->which, + CSIS_PAD_SOURCE); + *fmt = sdformat->format; + + /* Store the CSIS format descriptor for active formats. */ + if (sdformat->which == V4L2_SUBDEV_FORMAT_ACTIVE) + state->csis_fmt = csis_fmt; + mutex_unlock(&state->lock);
return 0; diff --git a/drivers/staging/media/ipu3/ipu3-mmu.c b/drivers/staging/media/ipu3/ipu3-mmu.c index 5f3ff964f3e7..cb9bf5fb29a5 100644 --- a/drivers/staging/media/ipu3/ipu3-mmu.c +++ b/drivers/staging/media/ipu3/ipu3-mmu.c @@ -174,8 +174,10 @@ static u32 *imgu_mmu_get_l2pt(struct imgu_mmu *mmu, u32 l1pt_idx) spin_lock_irqsave(&mmu->lock, flags);
l2pt = mmu->l2pts[l1pt_idx]; - if (l2pt) - goto done; + if (l2pt) { + spin_unlock_irqrestore(&mmu->lock, flags); + return l2pt; + }
spin_unlock_irqrestore(&mmu->lock, flags);
@@ -190,8 +192,9 @@ static u32 *imgu_mmu_get_l2pt(struct imgu_mmu *mmu, u32 l1pt_idx)
l2pt = mmu->l2pts[l1pt_idx]; if (l2pt) { + spin_unlock_irqrestore(&mmu->lock, flags); imgu_mmu_free_page_table(new_l2pt); - goto done; + return l2pt; }
l2pt = new_l2pt; @@ -200,7 +203,6 @@ static u32 *imgu_mmu_get_l2pt(struct imgu_mmu *mmu, u32 l1pt_idx) pteval = IPU3_ADDR2PTE(virt_to_phys(new_l2pt)); mmu->l1pt[l1pt_idx] = pteval;
-done: spin_unlock_irqrestore(&mmu->lock, flags); return l2pt; } diff --git a/drivers/staging/media/ipu3/ipu3-v4l2.c b/drivers/staging/media/ipu3/ipu3-v4l2.c index 09c8ede1457c..db8b5d13631a 100644 --- a/drivers/staging/media/ipu3/ipu3-v4l2.c +++ b/drivers/staging/media/ipu3/ipu3-v4l2.c @@ -367,8 +367,10 @@ static void imgu_vb2_buf_queue(struct vb2_buffer *vb)
vb2_set_plane_payload(vb, 0, need_bytes);
+ mutex_lock(&imgu->streaming_lock); if (imgu->streaming) imgu_queue_buffers(imgu, false, node->pipe); + mutex_unlock(&imgu->streaming_lock);
dev_dbg(&imgu->pci_dev->dev, "%s for pipe %u node %u", __func__, node->pipe, node->id); @@ -468,10 +470,13 @@ static int imgu_vb2_start_streaming(struct vb2_queue *vq, unsigned int count) dev_dbg(dev, "%s node name %s pipe %u id %u", __func__, node->name, node->pipe, node->id);
+ mutex_lock(&imgu->streaming_lock); if (imgu->streaming) { r = -EBUSY; + mutex_unlock(&imgu->streaming_lock); goto fail_return_bufs; } + mutex_unlock(&imgu->streaming_lock);
if (!node->enabled) { dev_err(dev, "IMGU node is not enabled"); @@ -498,9 +503,11 @@ static int imgu_vb2_start_streaming(struct vb2_queue *vq, unsigned int count)
/* Start streaming of the whole pipeline now */ dev_dbg(dev, "IMGU streaming is ready to start"); + mutex_lock(&imgu->streaming_lock); r = imgu_s_stream(imgu, true); if (!r) imgu->streaming = true; + mutex_unlock(&imgu->streaming_lock);
return 0;
@@ -532,6 +539,7 @@ static void imgu_vb2_stop_streaming(struct vb2_queue *vq) dev_err(&imgu->pci_dev->dev, "failed to stop subdev streaming\n");
+ mutex_lock(&imgu->streaming_lock); /* Was this the first node with streaming disabled? */ if (imgu->streaming && imgu_all_nodes_streaming(imgu, node)) { /* Yes, really stop streaming now */ @@ -542,6 +550,8 @@ static void imgu_vb2_stop_streaming(struct vb2_queue *vq) }
imgu_return_all_buffers(imgu, node, VB2_BUF_STATE_ERROR); + mutex_unlock(&imgu->streaming_lock); + media_pipeline_stop(&node->vdev.entity); }
diff --git a/drivers/staging/media/ipu3/ipu3.c b/drivers/staging/media/ipu3/ipu3.c index 4d53aad31483..ee1bba6bdcac 100644 --- a/drivers/staging/media/ipu3/ipu3.c +++ b/drivers/staging/media/ipu3/ipu3.c @@ -261,6 +261,7 @@ int imgu_queue_buffers(struct imgu_device *imgu, bool initial, unsigned int pipe
ivb = list_first_entry(&imgu_pipe->nodes[node].buffers, struct imgu_vb2_buffer, list); + list_del(&ivb->list); vb = &ivb->vbb.vb2_buf; r = imgu_css_set_parameters(&imgu->css, pipe, vb2_plane_vaddr(vb, 0)); @@ -274,7 +275,6 @@ int imgu_queue_buffers(struct imgu_device *imgu, bool initial, unsigned int pipe vb2_buffer_done(vb, VB2_BUF_STATE_DONE); dev_dbg(&imgu->pci_dev->dev, "queue user parameters %d to css.", vb->index); - list_del(&ivb->list); } else if (imgu_pipe->queue_enabled[node]) { struct imgu_css_buffer *buf = imgu_queue_getbuf(imgu, node, pipe); @@ -675,6 +675,7 @@ static int imgu_pci_probe(struct pci_dev *pci_dev, return r;
mutex_init(&imgu->lock); + mutex_init(&imgu->streaming_lock); atomic_set(&imgu->qbuf_barrier, 0); init_waitqueue_head(&imgu->buf_drain_wq);
@@ -738,6 +739,7 @@ static int imgu_pci_probe(struct pci_dev *pci_dev, out_css_powerdown: imgu_css_set_powerdown(&pci_dev->dev, imgu->base); out_mutex_destroy: + mutex_destroy(&imgu->streaming_lock); mutex_destroy(&imgu->lock);
return r; @@ -755,6 +757,7 @@ static void imgu_pci_remove(struct pci_dev *pci_dev) imgu_css_set_powerdown(&pci_dev->dev, imgu->base); imgu_dmamap_exit(imgu); imgu_mmu_exit(imgu->mmu); + mutex_destroy(&imgu->streaming_lock); mutex_destroy(&imgu->lock); }
diff --git a/drivers/staging/media/ipu3/ipu3.h b/drivers/staging/media/ipu3/ipu3.h index 73b123b2b8a2..8cd6a0077d99 100644 --- a/drivers/staging/media/ipu3/ipu3.h +++ b/drivers/staging/media/ipu3/ipu3.h @@ -146,6 +146,10 @@ struct imgu_device { * vid_buf.list and css->queue */ struct mutex lock; + + /* Lock to protect writes to streaming flag in this struct */ + struct mutex streaming_lock; + /* Forbid streaming and buffer queuing during system suspend. */ atomic_t qbuf_barrier; /* Indicate if system suspend take place while imgu is streaming. */ diff --git a/drivers/staging/media/sunxi/cedrus/cedrus_dec.c b/drivers/staging/media/sunxi/cedrus/cedrus_dec.c index 4a2fc33a1d79..58c48e4fdfe9 100644 --- a/drivers/staging/media/sunxi/cedrus/cedrus_dec.c +++ b/drivers/staging/media/sunxi/cedrus/cedrus_dec.c @@ -74,6 +74,8 @@ void cedrus_device_run(void *priv)
v4l2_m2m_buf_copy_metadata(run.src, run.dst, true);
+ cedrus_dst_format_set(dev, &ctx->dst_fmt); + dev->dec_ops[ctx->current_codec]->setup(ctx, &run);
/* Complete request(s) controls if needed. */ diff --git a/drivers/staging/media/sunxi/cedrus/cedrus_video.c b/drivers/staging/media/sunxi/cedrus/cedrus_video.c index 15cf1f10221b..ed3f511f066f 100644 --- a/drivers/staging/media/sunxi/cedrus/cedrus_video.c +++ b/drivers/staging/media/sunxi/cedrus/cedrus_video.c @@ -273,7 +273,6 @@ static int cedrus_s_fmt_vid_cap(struct file *file, void *priv, struct v4l2_format *f) { struct cedrus_ctx *ctx = cedrus_file2ctx(file); - struct cedrus_dev *dev = ctx->dev; struct vb2_queue *vq; int ret;
@@ -287,8 +286,6 @@ static int cedrus_s_fmt_vid_cap(struct file *file, void *priv,
ctx->dst_fmt = f->fmt.pix;
- cedrus_dst_format_set(dev, &ctx->dst_fmt); - return 0; }
diff --git a/drivers/tty/serial/8250/8250_core.c b/drivers/tty/serial/8250/8250_core.c index 45d9117cab68..9548d3f8fc8e 100644 --- a/drivers/tty/serial/8250/8250_core.c +++ b/drivers/tty/serial/8250/8250_core.c @@ -1040,7 +1040,7 @@ int serial8250_register_8250_port(struct uart_8250_port *up) gpios = mctrl_gpio_init(&uart->port, 0); if (IS_ERR(gpios)) { ret = PTR_ERR(gpios); - goto out_unlock; + goto err; } else { uart->gpios = gpios; } @@ -1089,8 +1089,10 @@ int serial8250_register_8250_port(struct uart_8250_port *up) serial8250_apply_quirks(uart); ret = uart_add_one_port(&serial8250_reg, &uart->port); - if (ret == 0) - ret = uart->port.line; + if (ret) + goto err; + + ret = uart->port.line; } else { dev_info(uart->port.dev, "skipping CIR port at 0x%lx / 0x%llx, IRQ %d\n", @@ -1112,10 +1114,14 @@ int serial8250_register_8250_port(struct uart_8250_port *up) } }
-out_unlock: mutex_unlock(&serial_mutex);
return ret; + +err: + uart->port.dev = NULL; + mutex_unlock(&serial_mutex); + return ret; } EXPORT_SYMBOL(serial8250_register_8250_port);
diff --git a/drivers/tty/serial/8250/8250_pci.c b/drivers/tty/serial/8250/8250_pci.c index 0804469ff052..1a74d511b02a 100644 --- a/drivers/tty/serial/8250/8250_pci.c +++ b/drivers/tty/serial/8250/8250_pci.c @@ -1869,12 +1869,6 @@ pci_moxa_setup(struct serial_private *priv, #define PCIE_DEVICE_ID_WCH_CH384_4S 0x3470 #define PCIE_DEVICE_ID_WCH_CH382_2S 0x3253
-#define PCI_VENDOR_ID_PERICOM 0x12D8 -#define PCI_DEVICE_ID_PERICOM_PI7C9X7951 0x7951 -#define PCI_DEVICE_ID_PERICOM_PI7C9X7952 0x7952 -#define PCI_DEVICE_ID_PERICOM_PI7C9X7954 0x7954 -#define PCI_DEVICE_ID_PERICOM_PI7C9X7958 0x7958 - #define PCI_VENDOR_ID_ACCESIO 0x494f #define PCI_DEVICE_ID_ACCESIO_PCIE_COM_2SDB 0x1051 #define PCI_DEVICE_ID_ACCESIO_MPCIE_COM_2S 0x1053 diff --git a/drivers/tty/serial/kgdboc.c b/drivers/tty/serial/kgdboc.c index c9f94fa82be4..151256f70d37 100644 --- a/drivers/tty/serial/kgdboc.c +++ b/drivers/tty/serial/kgdboc.c @@ -20,6 +20,7 @@ #include <linux/vt_kern.h> #include <linux/input.h> #include <linux/module.h> +#include <linux/platform_device.h>
#define MAX_CONFIG_LEN 40
@@ -27,6 +28,7 @@ static struct kgdb_io kgdboc_io_ops;
/* -1 = init not run yet, 0 = unconfigured, 1 = configured. */ static int configured = -1; +static DEFINE_MUTEX(config_mutex);
static char config[MAX_CONFIG_LEN]; static struct kparam_string kps = { @@ -38,6 +40,8 @@ static int kgdboc_use_kms; /* 1 if we use kernel mode switching */ static struct tty_driver *kgdb_tty_driver; static int kgdb_tty_line;
+static struct platform_device *kgdboc_pdev; + #ifdef CONFIG_KDB_KEYBOARD static int kgdboc_reset_connect(struct input_handler *handler, struct input_dev *dev, @@ -133,11 +137,13 @@ static void kgdboc_unregister_kbd(void)
static void cleanup_kgdboc(void) { + if (configured != 1) + return; + if (kgdb_unregister_nmi_console()) return; kgdboc_unregister_kbd(); - if (configured == 1) - kgdb_unregister_io_module(&kgdboc_io_ops); + kgdb_unregister_io_module(&kgdboc_io_ops); }
static int configure_kgdboc(void) @@ -198,20 +204,79 @@ static int configure_kgdboc(void) kgdb_unregister_io_module(&kgdboc_io_ops); noconfig: kgdboc_unregister_kbd(); - config[0] = 0; configured = 0; - cleanup_kgdboc();
return err; }
+static int kgdboc_probe(struct platform_device *pdev) +{ + int ret = 0; + + mutex_lock(&config_mutex); + if (configured != 1) { + ret = configure_kgdboc(); + + /* Convert "no device" to "defer" so we'll keep trying */ + if (ret == -ENODEV) + ret = -EPROBE_DEFER; + } + mutex_unlock(&config_mutex); + + return ret; +} + +static struct platform_driver kgdboc_platform_driver = { + .probe = kgdboc_probe, + .driver = { + .name = "kgdboc", + .suppress_bind_attrs = true, + }, +}; + static int __init init_kgdboc(void) { - /* Already configured? */ - if (configured == 1) + int ret; + + /* + * kgdboc is a little bit of an odd "platform_driver". It can be + * up and running long before the platform_driver object is + * created and thus doesn't actually store anything in it. There's + * only one instance of kgdb so anything is stored as global state. + * The platform_driver is only created so that we can leverage the + * kernel's mechanisms (like -EPROBE_DEFER) to call us when our + * underlying tty is ready. Here we init our platform driver and + * then create the single kgdboc instance. + */ + ret = platform_driver_register(&kgdboc_platform_driver); + if (ret) + return ret; + + kgdboc_pdev = platform_device_alloc("kgdboc", PLATFORM_DEVID_NONE); + if (!kgdboc_pdev) { + ret = -ENOMEM; + goto err_did_register; + } + + ret = platform_device_add(kgdboc_pdev); + if (!ret) return 0;
- return configure_kgdboc(); + platform_device_put(kgdboc_pdev); + +err_did_register: + platform_driver_unregister(&kgdboc_platform_driver); + return ret; +} + +static void exit_kgdboc(void) +{ + mutex_lock(&config_mutex); + cleanup_kgdboc(); + mutex_unlock(&config_mutex); + + platform_device_unregister(kgdboc_pdev); + platform_driver_unregister(&kgdboc_platform_driver); }
static int kgdboc_get_char(void) @@ -234,24 +299,20 @@ static int param_set_kgdboc_var(const char *kmessage, const struct kernel_param *kp) { size_t len = strlen(kmessage); + int ret = 0;
if (len >= MAX_CONFIG_LEN) { pr_err("config string too long\n"); return -ENOSPC; }
- /* Only copy in the string if the init function has not run yet */ - if (configured < 0) { - strcpy(config, kmessage); - return 0; - } - if (kgdb_connected) { pr_err("Cannot reconfigure while KGDB is connected.\n"); - return -EBUSY; }
+ mutex_lock(&config_mutex); + strcpy(config, kmessage); /* Chop out \n char as a result of echo */ if (len && config[len - 1] == '\n') @@ -260,8 +321,30 @@ static int param_set_kgdboc_var(const char *kmessage, if (configured == 1) cleanup_kgdboc();
- /* Go and configure with the new params. */ - return configure_kgdboc(); + /* + * Configure with the new params as long as init already ran. + * Note that we can get called before init if someone loads us + * with "modprobe kgdboc kgdboc=..." or if they happen to use the + * the odd syntax of "kgdboc.kgdboc=..." on the kernel command. + */ + if (configured >= 0) + ret = configure_kgdboc(); + + /* + * If we couldn't configure then clear out the config. Note that + * specifying an invalid config on the kernel command line vs. + * through sysfs have slightly different behaviors. If we fail + * to configure what was specified on the kernel command line + * we'll leave it in the 'config' and return -EPROBE_DEFER from + * our probe. When specified through sysfs userspace is + * responsible for loading the tty driver before setting up. + */ + if (ret) + config[0] = '\0'; + + mutex_unlock(&config_mutex); + + return ret; }
static int dbg_restore_graphics; @@ -324,15 +407,8 @@ __setup("kgdboc=", kgdboc_option_setup); /* This is only available if kgdboc is a built in for early debugging */ static int __init kgdboc_early_init(char *opt) { - /* save the first character of the config string because the - * init routine can destroy it. - */ - char save_ch; - kgdboc_option_setup(opt); - save_ch = config[0]; - init_kgdboc(); - config[0] = save_ch; + configure_kgdboc(); return 0; }
@@ -340,7 +416,7 @@ early_param("ekgdboc", kgdboc_early_init); #endif /* CONFIG_KGDB_SERIAL_CONSOLE */
module_init(init_kgdboc); -module_exit(cleanup_kgdboc); +module_exit(exit_kgdboc); module_param_call(kgdboc, param_set_kgdboc_var, param_get_string, &kps, 0644); MODULE_PARM_DESC(kgdboc, "<serial_device>[,baud]"); MODULE_DESCRIPTION("KGDB Console TTY Driver"); diff --git a/drivers/usb/musb/mediatek.c b/drivers/usb/musb/mediatek.c index 6196b0e8d77d..eebeadd26946 100644 --- a/drivers/usb/musb/mediatek.c +++ b/drivers/usb/musb/mediatek.c @@ -208,6 +208,12 @@ static irqreturn_t generic_interrupt(int irq, void *__hci) musb->int_rx = musb_clearw(musb->mregs, MUSB_INTRRX); musb->int_tx = musb_clearw(musb->mregs, MUSB_INTRTX);
+ if ((musb->int_usb & MUSB_INTR_RESET) && !is_host_active(musb)) { + /* ep0 FADDR must be 0 when (re)entering peripheral mode */ + musb_ep_select(musb->mregs, 0); + musb_writeb(musb->mregs, MUSB_FADDR, 0); + } + if (musb->int_usb || musb->int_tx || musb->int_rx) retval = musb_interrupt(musb);
diff --git a/drivers/virtio/virtio_balloon.c b/drivers/virtio/virtio_balloon.c index 51086a5afdd4..1f157d2f4952 100644 --- a/drivers/virtio/virtio_balloon.c +++ b/drivers/virtio/virtio_balloon.c @@ -1107,11 +1107,18 @@ static int virtballoon_restore(struct virtio_device *vdev)
static int virtballoon_validate(struct virtio_device *vdev) { - /* Tell the host whether we care about poisoned pages. */ + /* + * Inform the hypervisor that our pages are poisoned or + * initialized. If we cannot do that then we should disable + * page reporting as it could potentially change the contents + * of our free pages. + */ if (!want_init_on_free() && (IS_ENABLED(CONFIG_PAGE_POISONING_NO_SANITY) || !page_poisoning_enabled())) __virtio_clear_bit(vdev, VIRTIO_BALLOON_F_PAGE_POISON); + else if (!virtio_has_feature(vdev, VIRTIO_BALLOON_F_PAGE_POISON)) + __virtio_clear_bit(vdev, VIRTIO_BALLOON_F_REPORTING);
__virtio_clear_bit(vdev, VIRTIO_F_IOMMU_PLATFORM); return 0; diff --git a/drivers/w1/masters/omap_hdq.c b/drivers/w1/masters/omap_hdq.c index aa09f8527776..a6484700f3b3 100644 --- a/drivers/w1/masters/omap_hdq.c +++ b/drivers/w1/masters/omap_hdq.c @@ -54,10 +54,10 @@ MODULE_PARM_DESC(w1_id, "1-wire id for the slave detection in HDQ mode"); struct hdq_data { struct device *dev; void __iomem *hdq_base; - /* lock status update */ + /* lock read/write/break operations */ struct mutex hdq_mutex; + /* interrupt status and a lock for it */ u8 hdq_irqstatus; - /* device lock */ spinlock_t hdq_spinlock; /* mode: 0-HDQ 1-W1 */ int mode; @@ -120,13 +120,18 @@ static int hdq_wait_for_flag(struct hdq_data *hdq_data, u32 offset, }
/* Clear saved irqstatus after using an interrupt */ -static void hdq_reset_irqstatus(struct hdq_data *hdq_data) +static u8 hdq_reset_irqstatus(struct hdq_data *hdq_data, u8 bits) { unsigned long irqflags; + u8 status;
spin_lock_irqsave(&hdq_data->hdq_spinlock, irqflags); - hdq_data->hdq_irqstatus = 0; + status = hdq_data->hdq_irqstatus; + /* this is a read-modify-write */ + hdq_data->hdq_irqstatus &= ~bits; spin_unlock_irqrestore(&hdq_data->hdq_spinlock, irqflags); + + return status; }
/* write out a byte and fill *status with HDQ_INT_STATUS */ @@ -135,6 +140,12 @@ static int hdq_write_byte(struct hdq_data *hdq_data, u8 val, u8 *status) int ret; u8 tmp_status;
+ ret = mutex_lock_interruptible(&hdq_data->hdq_mutex); + if (ret < 0) { + ret = -EINTR; + goto rtn; + } + *status = 0;
hdq_reg_out(hdq_data, OMAP_HDQ_TX_DATA, val); @@ -144,18 +155,19 @@ static int hdq_write_byte(struct hdq_data *hdq_data, u8 val, u8 *status) OMAP_HDQ_CTRL_STATUS_DIR | OMAP_HDQ_CTRL_STATUS_GO); /* wait for the TXCOMPLETE bit */ ret = wait_event_timeout(hdq_wait_queue, - hdq_data->hdq_irqstatus, OMAP_HDQ_TIMEOUT); + (hdq_data->hdq_irqstatus & OMAP_HDQ_INT_STATUS_TXCOMPLETE), + OMAP_HDQ_TIMEOUT); + *status = hdq_reset_irqstatus(hdq_data, OMAP_HDQ_INT_STATUS_TXCOMPLETE); if (ret == 0) { dev_dbg(hdq_data->dev, "TX wait elapsed\n"); ret = -ETIMEDOUT; goto out; }
- *status = hdq_data->hdq_irqstatus; /* check irqstatus */ if (!(*status & OMAP_HDQ_INT_STATUS_TXCOMPLETE)) { dev_dbg(hdq_data->dev, "timeout waiting for" - " TXCOMPLETE/RXCOMPLETE, %x", *status); + " TXCOMPLETE/RXCOMPLETE, %x\n", *status); ret = -ETIMEDOUT; goto out; } @@ -166,11 +178,12 @@ static int hdq_write_byte(struct hdq_data *hdq_data, u8 val, u8 *status) OMAP_HDQ_FLAG_CLEAR, &tmp_status); if (ret) { dev_dbg(hdq_data->dev, "timeout waiting GO bit" - " return to zero, %x", tmp_status); + " return to zero, %x\n", tmp_status); }
out: - hdq_reset_irqstatus(hdq_data); + mutex_unlock(&hdq_data->hdq_mutex); +rtn: return ret; }
@@ -181,9 +194,9 @@ static irqreturn_t hdq_isr(int irq, void *_hdq) unsigned long irqflags;
spin_lock_irqsave(&hdq_data->hdq_spinlock, irqflags); - hdq_data->hdq_irqstatus = hdq_reg_in(hdq_data, OMAP_HDQ_INT_STATUS); + hdq_data->hdq_irqstatus |= hdq_reg_in(hdq_data, OMAP_HDQ_INT_STATUS); spin_unlock_irqrestore(&hdq_data->hdq_spinlock, irqflags); - dev_dbg(hdq_data->dev, "hdq_isr: %x", hdq_data->hdq_irqstatus); + dev_dbg(hdq_data->dev, "hdq_isr: %x\n", hdq_data->hdq_irqstatus);
if (hdq_data->hdq_irqstatus & (OMAP_HDQ_INT_STATUS_TXCOMPLETE | OMAP_HDQ_INT_STATUS_RXCOMPLETE @@ -238,18 +251,19 @@ static int omap_hdq_break(struct hdq_data *hdq_data)
/* wait for the TIMEOUT bit */ ret = wait_event_timeout(hdq_wait_queue, - hdq_data->hdq_irqstatus, OMAP_HDQ_TIMEOUT); + (hdq_data->hdq_irqstatus & OMAP_HDQ_INT_STATUS_TIMEOUT), + OMAP_HDQ_TIMEOUT); + tmp_status = hdq_reset_irqstatus(hdq_data, OMAP_HDQ_INT_STATUS_TIMEOUT); if (ret == 0) { dev_dbg(hdq_data->dev, "break wait elapsed\n"); ret = -EINTR; goto out; }
- tmp_status = hdq_data->hdq_irqstatus; /* check irqstatus */ if (!(tmp_status & OMAP_HDQ_INT_STATUS_TIMEOUT)) { - dev_dbg(hdq_data->dev, "timeout waiting for TIMEOUT, %x", - tmp_status); + dev_dbg(hdq_data->dev, "timeout waiting for TIMEOUT, %x\n", + tmp_status); ret = -ETIMEDOUT; goto out; } @@ -275,10 +289,9 @@ static int omap_hdq_break(struct hdq_data *hdq_data) &tmp_status); if (ret) dev_dbg(hdq_data->dev, "timeout waiting INIT&GO bits" - " return to zero, %x", tmp_status); + " return to zero, %x\n", tmp_status);
out: - hdq_reset_irqstatus(hdq_data); mutex_unlock(&hdq_data->hdq_mutex); rtn: return ret; @@ -309,12 +322,15 @@ static int hdq_read_byte(struct hdq_data *hdq_data, u8 *val) */ wait_event_timeout(hdq_wait_queue, (hdq_data->hdq_irqstatus - & OMAP_HDQ_INT_STATUS_RXCOMPLETE), + & (OMAP_HDQ_INT_STATUS_RXCOMPLETE | + OMAP_HDQ_INT_STATUS_TIMEOUT)), OMAP_HDQ_TIMEOUT); - + status = hdq_reset_irqstatus(hdq_data, + OMAP_HDQ_INT_STATUS_RXCOMPLETE | + OMAP_HDQ_INT_STATUS_TIMEOUT); hdq_reg_merge(hdq_data, OMAP_HDQ_CTRL_STATUS, 0, OMAP_HDQ_CTRL_STATUS_DIR); - status = hdq_data->hdq_irqstatus; + /* check irqstatus */ if (!(status & OMAP_HDQ_INT_STATUS_RXCOMPLETE)) { dev_dbg(hdq_data->dev, "timeout waiting for" @@ -322,11 +338,12 @@ static int hdq_read_byte(struct hdq_data *hdq_data, u8 *val) ret = -ETIMEDOUT; goto out; } + } else { /* interrupt had occurred before hdq_read_byte was called */ + hdq_reset_irqstatus(hdq_data, OMAP_HDQ_INT_STATUS_RXCOMPLETE); } /* the data is ready. Read it in! */ *val = hdq_reg_in(hdq_data, OMAP_HDQ_RX_DATA); out: - hdq_reset_irqstatus(hdq_data); mutex_unlock(&hdq_data->hdq_mutex); rtn: return ret; @@ -367,15 +384,15 @@ static u8 omap_w1_triplet(void *_hdq, u8 bdir) (hdq_data->hdq_irqstatus & OMAP_HDQ_INT_STATUS_RXCOMPLETE), OMAP_HDQ_TIMEOUT); + /* Must clear irqstatus for another RXCOMPLETE interrupt */ + hdq_reset_irqstatus(hdq_data, OMAP_HDQ_INT_STATUS_RXCOMPLETE); + if (err == 0) { dev_dbg(hdq_data->dev, "RX wait elapsed\n"); goto out; } id_bit = (hdq_reg_in(_hdq, OMAP_HDQ_RX_DATA) & 0x01);
- /* Must clear irqstatus for another RXCOMPLETE interrupt */ - hdq_reset_irqstatus(hdq_data); - /* read comp_bit */ hdq_reg_merge(_hdq, OMAP_HDQ_CTRL_STATUS, ctrl | OMAP_HDQ_CTRL_STATUS_DIR, mask); @@ -383,6 +400,9 @@ static u8 omap_w1_triplet(void *_hdq, u8 bdir) (hdq_data->hdq_irqstatus & OMAP_HDQ_INT_STATUS_RXCOMPLETE), OMAP_HDQ_TIMEOUT); + /* Must clear irqstatus for another RXCOMPLETE interrupt */ + hdq_reset_irqstatus(hdq_data, OMAP_HDQ_INT_STATUS_RXCOMPLETE); + if (err == 0) { dev_dbg(hdq_data->dev, "RX wait elapsed\n"); goto out; @@ -409,6 +429,9 @@ static u8 omap_w1_triplet(void *_hdq, u8 bdir) (hdq_data->hdq_irqstatus & OMAP_HDQ_INT_STATUS_TXCOMPLETE), OMAP_HDQ_TIMEOUT); + /* Must clear irqstatus for another TXCOMPLETE interrupt */ + hdq_reset_irqstatus(hdq_data, OMAP_HDQ_INT_STATUS_TXCOMPLETE); + if (err == 0) { dev_dbg(hdq_data->dev, "TX wait elapsed\n"); goto out; @@ -418,7 +441,6 @@ static u8 omap_w1_triplet(void *_hdq, u8 bdir) OMAP_HDQ_CTRL_STATUS_SINGLE);
out: - hdq_reset_irqstatus(hdq_data); mutex_unlock(&hdq_data->hdq_mutex); rtn: pm_runtime_mark_last_busy(hdq_data->dev); @@ -464,7 +486,7 @@ static u8 omap_w1_read_byte(void *_hdq)
ret = hdq_read_byte(hdq_data, &val); if (ret) - ret = -1; + val = -1;
pm_runtime_mark_last_busy(hdq_data->dev); pm_runtime_put_autosuspend(hdq_data->dev); diff --git a/fs/btrfs/block-group.c b/fs/btrfs/block-group.c index 696f47103cfc..233c5663f233 100644 --- a/fs/btrfs/block-group.c +++ b/fs/btrfs/block-group.c @@ -1175,7 +1175,7 @@ struct btrfs_trans_handle *btrfs_start_trans_remove_block_group( free_extent_map(em);
return btrfs_start_transaction_fallback_global_rsv(fs_info->extent_root, - num_items, 1); + num_items); }
/* diff --git a/fs/btrfs/block-rsv.c b/fs/btrfs/block-rsv.c index 27efec8f7c5b..dbba53e712e6 100644 --- a/fs/btrfs/block-rsv.c +++ b/fs/btrfs/block-rsv.c @@ -5,6 +5,7 @@ #include "block-rsv.h" #include "space-info.h" #include "transaction.h" +#include "block-group.h"
/* * HOW DO BLOCK RESERVES WORK @@ -405,6 +406,8 @@ void btrfs_update_global_block_rsv(struct btrfs_fs_info *fs_info) else block_rsv->full = 0;
+ if (block_rsv->size >= sinfo->total_bytes) + sinfo->force_alloc = CHUNK_ALLOC_FORCE; spin_unlock(&block_rsv->lock); spin_unlock(&sinfo->lock); } diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h index 8aa7b9dac405..196d4511f812 100644 --- a/fs/btrfs/ctree.h +++ b/fs/btrfs/ctree.h @@ -1146,6 +1146,9 @@ struct btrfs_root { /* Record pairs of swapped blocks for qgroup */ struct btrfs_qgroup_swapped_blocks swapped_blocks;
+ /* Used only by log trees, when logging csum items */ + struct extent_io_tree log_csum_range; + #ifdef CONFIG_BTRFS_FS_RUN_SANITY_TESTS u64 alloc_bytenr; #endif @@ -2512,6 +2515,7 @@ enum btrfs_reserve_flush_enum { BTRFS_RESERVE_FLUSH_LIMIT, BTRFS_RESERVE_FLUSH_EVICT, BTRFS_RESERVE_FLUSH_ALL, + BTRFS_RESERVE_FLUSH_ALL_STEAL, };
enum btrfs_flush_state { diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c index d10c7be10f3b..91def9fd9456 100644 --- a/fs/btrfs/disk-io.c +++ b/fs/btrfs/disk-io.c @@ -1137,9 +1137,12 @@ static void __setup_root(struct btrfs_root *root, struct btrfs_fs_info *fs_info, root->log_transid = 0; root->log_transid_committed = -1; root->last_log_commit = 0; - if (!dummy) + if (!dummy) { extent_io_tree_init(fs_info, &root->dirty_log_pages, IO_TREE_ROOT_DIRTY_LOG_PAGES, NULL); + extent_io_tree_init(fs_info, &root->log_csum_range, + IO_TREE_LOG_CSUM_RANGE, NULL); + }
memset(&root->root_key, 0, sizeof(root->root_key)); memset(&root->root_item, 0, sizeof(root->root_item)); diff --git a/fs/btrfs/extent-io-tree.h b/fs/btrfs/extent-io-tree.h index b4a7bad3e82e..b6561455b3c4 100644 --- a/fs/btrfs/extent-io-tree.h +++ b/fs/btrfs/extent-io-tree.h @@ -44,6 +44,7 @@ enum { IO_TREE_TRANS_DIRTY_PAGES, IO_TREE_ROOT_DIRTY_LOG_PAGES, IO_TREE_INODE_FILE_EXTENT, + IO_TREE_LOG_CSUM_RANGE, IO_TREE_SELFTEST, };
diff --git a/fs/btrfs/file-item.c b/fs/btrfs/file-item.c index b618ad5339ba..a88a8bf4b12c 100644 --- a/fs/btrfs/file-item.c +++ b/fs/btrfs/file-item.c @@ -887,10 +887,12 @@ int btrfs_csum_file_blocks(struct btrfs_trans_handle *trans, nritems = btrfs_header_nritems(path->nodes[0]); if (!nritems || (path->slots[0] >= nritems - 1)) { ret = btrfs_next_leaf(root, path); - if (ret == 1) + if (ret < 0) { + goto out; + } else if (ret > 0) { found_next = 1; - if (ret != 0) goto insert; + } slot = path->slots[0]; } btrfs_item_key_to_cpu(path->nodes[0], &found_key, slot); diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c index 320d1062068d..66dd919fc723 100644 --- a/fs/btrfs/inode.c +++ b/fs/btrfs/inode.c @@ -49,6 +49,7 @@ #include "qgroup.h" #include "delalloc-space.h" #include "block-group.h" +#include "space-info.h"
struct btrfs_iget_args { struct btrfs_key *location; @@ -1142,7 +1143,7 @@ static noinline int cow_file_range(struct inode *inode, */ if (extent_reserved) { extent_clear_unlock_delalloc(inode, start, - start + cur_alloc_size, + start + cur_alloc_size - 1, locked_page, clear_bits, page_ops); @@ -1355,6 +1356,66 @@ static noinline int csum_exist_in_range(struct btrfs_fs_info *fs_info, return 1; }
+static int fallback_to_cow(struct inode *inode, struct page *locked_page, + const u64 start, const u64 end, + int *page_started, unsigned long *nr_written) +{ + const bool is_space_ino = btrfs_is_free_space_inode(BTRFS_I(inode)); + const u64 range_bytes = end + 1 - start; + struct extent_io_tree *io_tree = &BTRFS_I(inode)->io_tree; + u64 range_start = start; + u64 count; + + /* + * If EXTENT_NORESERVE is set it means that when the buffered write was + * made we had not enough available data space and therefore we did not + * reserve data space for it, since we though we could do NOCOW for the + * respective file range (either there is prealloc extent or the inode + * has the NOCOW bit set). + * + * However when we need to fallback to COW mode (because for example the + * block group for the corresponding extent was turned to RO mode by a + * scrub or relocation) we need to do the following: + * + * 1) We increment the bytes_may_use counter of the data space info. + * If COW succeeds, it allocates a new data extent and after doing + * that it decrements the space info's bytes_may_use counter and + * increments its bytes_reserved counter by the same amount (we do + * this at btrfs_add_reserved_bytes()). So we need to increment the + * bytes_may_use counter to compensate (when space is reserved at + * buffered write time, the bytes_may_use counter is incremented); + * + * 2) We clear the EXTENT_NORESERVE bit from the range. We do this so + * that if the COW path fails for any reason, it decrements (through + * extent_clear_unlock_delalloc()) the bytes_may_use counter of the + * data space info, which we incremented in the step above. + * + * If we need to fallback to cow and the inode corresponds to a free + * space cache inode, we must also increment bytes_may_use of the data + * space_info for the same reason. Space caches always get a prealloc + * extent for them, however scrub or balance may have set the block + * group that contains that extent to RO mode. + */ + count = count_range_bits(io_tree, &range_start, end, range_bytes, + EXTENT_NORESERVE, 0); + if (count > 0 || is_space_ino) { + const u64 bytes = is_space_ino ? range_bytes : count; + struct btrfs_fs_info *fs_info = BTRFS_I(inode)->root->fs_info; + struct btrfs_space_info *sinfo = fs_info->data_sinfo; + + spin_lock(&sinfo->lock); + btrfs_space_info_update_bytes_may_use(fs_info, sinfo, bytes); + spin_unlock(&sinfo->lock); + + if (count > 0) + clear_extent_bit(io_tree, start, end, EXTENT_NORESERVE, + 0, 0, NULL); + } + + return cow_file_range(inode, locked_page, start, end, page_started, + nr_written, 1); +} + /* * when nowcow writeback call back. This checks for snapshots or COW copies * of the extents that exist in the file, and COWs the file as required. @@ -1602,9 +1663,9 @@ static noinline int run_delalloc_nocow(struct inode *inode, * NOCOW, following one which needs to be COW'ed */ if (cow_start != (u64)-1) { - ret = cow_file_range(inode, locked_page, - cow_start, found_key.offset - 1, - page_started, nr_written, 1); + ret = fallback_to_cow(inode, locked_page, cow_start, + found_key.offset - 1, + page_started, nr_written); if (ret) { if (nocow) btrfs_dec_nocow_writers(fs_info, @@ -1693,8 +1754,8 @@ static noinline int run_delalloc_nocow(struct inode *inode,
if (cow_start != (u64)-1) { cur_offset = end; - ret = cow_file_range(inode, locked_page, cow_start, end, - page_started, nr_written, 1); + ret = fallback_to_cow(inode, locked_page, cow_start, end, + page_started, nr_written); if (ret) goto error; } @@ -3618,7 +3679,7 @@ static struct btrfs_trans_handle *__unlink_start_trans(struct inode *dir) * 1 for the inode ref * 1 for the inode */ - return btrfs_start_transaction_fallback_global_rsv(root, 5, 5); + return btrfs_start_transaction_fallback_global_rsv(root, 5); }
static int btrfs_unlink(struct inode *dir, struct dentry *dentry) @@ -7939,7 +8000,6 @@ static int btrfs_submit_direct_hook(struct btrfs_dio_private *dip)
/* bio split */ ASSERT(geom.len <= INT_MAX); - atomic_inc(&dip->pending_bios); do { clone_len = min_t(int, submit_len, geom.len);
@@ -7989,7 +8049,8 @@ static int btrfs_submit_direct_hook(struct btrfs_dio_private *dip) if (!status) return 0;
- bio_put(bio); + if (bio != orig_bio) + bio_put(bio); out_err: dip->errors = 1; /* @@ -8030,7 +8091,7 @@ static void btrfs_submit_direct(struct bio *dio_bio, struct inode *inode, bio->bi_private = dip; dip->orig_bio = bio; dip->dio_bio = dio_bio; - atomic_set(&dip->pending_bios, 0); + atomic_set(&dip->pending_bios, 1); io_bio = btrfs_io_bio(bio); io_bio->logical = file_offset;
diff --git a/fs/btrfs/qgroup.c b/fs/btrfs/qgroup.c index c3888fb367e7..5bd4089ad0e1 100644 --- a/fs/btrfs/qgroup.c +++ b/fs/btrfs/qgroup.c @@ -2622,6 +2622,7 @@ int btrfs_qgroup_inherit(struct btrfs_trans_handle *trans, u64 srcid, struct btrfs_root *quota_root; struct btrfs_qgroup *srcgroup; struct btrfs_qgroup *dstgroup; + bool need_rescan = false; u32 level_size = 0; u64 nums;
@@ -2765,6 +2766,13 @@ int btrfs_qgroup_inherit(struct btrfs_trans_handle *trans, u64 srcid, goto unlock; } ++i_qgroups; + + /* + * If we're doing a snapshot, and adding the snapshot to a new + * qgroup, the numbers are guaranteed to be incorrect. + */ + if (srcid) + need_rescan = true; }
for (i = 0; i < inherit->num_ref_copies; ++i, i_qgroups += 2) { @@ -2784,6 +2792,9 @@ int btrfs_qgroup_inherit(struct btrfs_trans_handle *trans, u64 srcid,
dst->rfer = src->rfer - level_size; dst->rfer_cmpr = src->rfer_cmpr - level_size; + + /* Manually tweaking numbers certainly needs a rescan */ + need_rescan = true; } for (i = 0; i < inherit->num_excl_copies; ++i, i_qgroups += 2) { struct btrfs_qgroup *src; @@ -2802,6 +2813,7 @@ int btrfs_qgroup_inherit(struct btrfs_trans_handle *trans, u64 srcid,
dst->excl = src->excl + level_size; dst->excl_cmpr = src->excl_cmpr + level_size; + need_rescan = true; }
unlock: @@ -2809,6 +2821,8 @@ int btrfs_qgroup_inherit(struct btrfs_trans_handle *trans, u64 srcid, out: if (!committing) mutex_unlock(&fs_info->qgroup_ioctl_lock); + if (need_rescan) + fs_info->qgroup_flags |= BTRFS_QGROUP_STATUS_FLAG_INCONSISTENT; return ret; }
diff --git a/fs/btrfs/relocation.c b/fs/btrfs/relocation.c index 03bc7134e8cb..157452a5e110 100644 --- a/fs/btrfs/relocation.c +++ b/fs/btrfs/relocation.c @@ -2624,12 +2624,10 @@ void merge_reloc_roots(struct reloc_control *rc) reloc_root = list_entry(reloc_roots.next, struct btrfs_root, root_list);
+ root = read_fs_root(fs_info, reloc_root->root_key.offset); if (btrfs_root_refs(&reloc_root->root_item) > 0) { - root = read_fs_root(fs_info, - reloc_root->root_key.offset); BUG_ON(IS_ERR(root)); BUG_ON(root->reloc_root != reloc_root); - ret = merge_reloc_root(rc, root); btrfs_put_root(root); if (ret) { @@ -2639,6 +2637,14 @@ void merge_reloc_roots(struct reloc_control *rc) goto out; } } else { + if (!IS_ERR(root)) { + if (root->reloc_root == reloc_root) { + root->reloc_root = NULL; + btrfs_put_root(reloc_root); + } + btrfs_put_root(root); + } + list_del_init(&reloc_root->root_list); /* Don't forget to queue this reloc root for cleanup */ list_add_tail(&reloc_root->reloc_dirty_list, diff --git a/fs/btrfs/scrub.c b/fs/btrfs/scrub.c index adaf8ab694d5..7c50ac5b6876 100644 --- a/fs/btrfs/scrub.c +++ b/fs/btrfs/scrub.c @@ -3046,7 +3046,8 @@ static noinline_for_stack int scrub_raid56_parity(struct scrub_ctx *sctx, static noinline_for_stack int scrub_stripe(struct scrub_ctx *sctx, struct map_lookup *map, struct btrfs_device *scrub_dev, - int num, u64 base, u64 length) + int num, u64 base, u64 length, + struct btrfs_block_group *cache) { struct btrfs_path *path, *ppath; struct btrfs_fs_info *fs_info = sctx->fs_info; @@ -3284,6 +3285,20 @@ static noinline_for_stack int scrub_stripe(struct scrub_ctx *sctx, break; }
+ /* + * If our block group was removed in the meanwhile, just + * stop scrubbing since there is no point in continuing. + * Continuing would prevent reusing its device extents + * for new block groups for a long time. + */ + spin_lock(&cache->lock); + if (cache->removed) { + spin_unlock(&cache->lock); + ret = 0; + goto out; + } + spin_unlock(&cache->lock); + extent = btrfs_item_ptr(l, slot, struct btrfs_extent_item); flags = btrfs_extent_flags(l, extent); @@ -3457,7 +3472,7 @@ static noinline_for_stack int scrub_chunk(struct scrub_ctx *sctx, if (map->stripes[i].dev->bdev == scrub_dev->bdev && map->stripes[i].physical == dev_offset) { ret = scrub_stripe(sctx, map, scrub_dev, i, - chunk_offset, length); + chunk_offset, length, cache); if (ret) goto out; } @@ -3554,6 +3569,23 @@ int scrub_enumerate_chunks(struct scrub_ctx *sctx, if (!cache) goto skip;
+ /* + * Make sure that while we are scrubbing the corresponding block + * group doesn't get its logical address and its device extents + * reused for another block group, which can possibly be of a + * different type and different profile. We do this to prevent + * false error detections and crashes due to bogus attempts to + * repair extents. + */ + spin_lock(&cache->lock); + if (cache->removed) { + spin_unlock(&cache->lock); + btrfs_put_block_group(cache); + goto skip; + } + btrfs_get_block_group_trimming(cache); + spin_unlock(&cache->lock); + /* * we need call btrfs_inc_block_group_ro() with scrubs_paused, * to avoid deadlock caused by: @@ -3609,6 +3641,7 @@ int scrub_enumerate_chunks(struct scrub_ctx *sctx, } else { btrfs_warn(fs_info, "failed setting block group ro: %d", ret); + btrfs_put_block_group_trimming(cache); btrfs_put_block_group(cache); scrub_pause_off(fs_info); break; @@ -3695,6 +3728,7 @@ int scrub_enumerate_chunks(struct scrub_ctx *sctx, spin_unlock(&cache->lock); }
+ btrfs_put_block_group_trimming(cache); btrfs_put_block_group(cache); if (ret) break; diff --git a/fs/btrfs/send.c b/fs/btrfs/send.c index c5f41bd86765..4f3b8d2bb56b 100644 --- a/fs/btrfs/send.c +++ b/fs/btrfs/send.c @@ -23,6 +23,7 @@ #include "btrfs_inode.h" #include "transaction.h" #include "compression.h" +#include "xattr.h"
/* * Maximum number of references an extent can have in order for us to attempt to @@ -4545,6 +4546,10 @@ static int __process_new_xattr(int num, struct btrfs_key *di_key, struct fs_path *p; struct posix_acl_xattr_header dummy_acl;
+ /* Capabilities are emitted by finish_inode_if_needed */ + if (!strncmp(name, XATTR_NAME_CAPS, name_len)) + return 0; + p = fs_path_alloc(); if (!p) return -ENOMEM; @@ -5107,6 +5112,64 @@ static int send_extent_data(struct send_ctx *sctx, return 0; }
+/* + * Search for a capability xattr related to sctx->cur_ino. If the capability is + * found, call send_set_xattr function to emit it. + * + * Return 0 if there isn't a capability, or when the capability was emitted + * successfully, or < 0 if an error occurred. + */ +static int send_capabilities(struct send_ctx *sctx) +{ + struct fs_path *fspath = NULL; + struct btrfs_path *path; + struct btrfs_dir_item *di; + struct extent_buffer *leaf; + unsigned long data_ptr; + char *buf = NULL; + int buf_len; + int ret = 0; + + path = alloc_path_for_send(); + if (!path) + return -ENOMEM; + + di = btrfs_lookup_xattr(NULL, sctx->send_root, path, sctx->cur_ino, + XATTR_NAME_CAPS, strlen(XATTR_NAME_CAPS), 0); + if (!di) { + /* There is no xattr for this inode */ + goto out; + } else if (IS_ERR(di)) { + ret = PTR_ERR(di); + goto out; + } + + leaf = path->nodes[0]; + buf_len = btrfs_dir_data_len(leaf, di); + + fspath = fs_path_alloc(); + buf = kmalloc(buf_len, GFP_KERNEL); + if (!fspath || !buf) { + ret = -ENOMEM; + goto out; + } + + ret = get_cur_path(sctx, sctx->cur_ino, sctx->cur_inode_gen, fspath); + if (ret < 0) + goto out; + + data_ptr = (unsigned long)(di + 1) + btrfs_dir_name_len(leaf, di); + read_extent_buffer(leaf, buf, data_ptr, buf_len); + + ret = send_set_xattr(sctx, fspath, XATTR_NAME_CAPS, + strlen(XATTR_NAME_CAPS), buf, buf_len); +out: + kfree(buf); + fs_path_free(fspath); + btrfs_free_path(path); + return ret; +} + static int clone_range(struct send_ctx *sctx, struct clone_root *clone_root, const u64 disk_byte, @@ -5972,6 +6035,10 @@ static int finish_inode_if_needed(struct send_ctx *sctx, int at_end) goto out; }
+ ret = send_capabilities(sctx); + if (ret < 0) + goto out; + /* * If other directory inodes depended on our current directory * inode's move/rename, now do their move/rename operations. diff --git a/fs/btrfs/space-info.c b/fs/btrfs/space-info.c index ff17a4420358..eee6748c49e4 100644 --- a/fs/btrfs/space-info.c +++ b/fs/btrfs/space-info.c @@ -626,6 +626,7 @@ static int may_commit_transaction(struct btrfs_fs_info *fs_info, struct reserve_ticket *ticket = NULL; struct btrfs_block_rsv *delayed_rsv = &fs_info->delayed_block_rsv; struct btrfs_block_rsv *delayed_refs_rsv = &fs_info->delayed_refs_rsv; + struct btrfs_block_rsv *trans_rsv = &fs_info->trans_block_rsv; struct btrfs_trans_handle *trans; u64 bytes_needed; u64 reclaim_bytes = 0; @@ -688,6 +689,11 @@ static int may_commit_transaction(struct btrfs_fs_info *fs_info, spin_lock(&delayed_refs_rsv->lock); reclaim_bytes += delayed_refs_rsv->reserved; spin_unlock(&delayed_refs_rsv->lock); + + spin_lock(&trans_rsv->lock); + reclaim_bytes += trans_rsv->reserved; + spin_unlock(&trans_rsv->lock); + if (reclaim_bytes >= bytes_needed) goto commit; bytes_needed -= reclaim_bytes; @@ -856,6 +862,34 @@ static inline int need_do_async_reclaim(struct btrfs_fs_info *fs_info, !test_bit(BTRFS_FS_STATE_REMOUNTING, &fs_info->fs_state)); }
+static bool steal_from_global_rsv(struct btrfs_fs_info *fs_info, + struct btrfs_space_info *space_info, + struct reserve_ticket *ticket) +{ + struct btrfs_block_rsv *global_rsv = &fs_info->global_block_rsv; + u64 min_bytes; + + if (global_rsv->space_info != space_info) + return false; + + spin_lock(&global_rsv->lock); + min_bytes = div_factor(global_rsv->size, 5); + if (global_rsv->reserved < min_bytes + ticket->bytes) { + spin_unlock(&global_rsv->lock); + return false; + } + global_rsv->reserved -= ticket->bytes; + ticket->bytes = 0; + list_del_init(&ticket->list); + wake_up(&ticket->wait); + space_info->tickets_id++; + if (global_rsv->reserved < global_rsv->size) + global_rsv->full = 0; + spin_unlock(&global_rsv->lock); + + return true; +} + /* * maybe_fail_all_tickets - we've exhausted our flushing, start failing tickets * @fs_info - fs_info for this fs @@ -888,6 +922,10 @@ static bool maybe_fail_all_tickets(struct btrfs_fs_info *fs_info, ticket = list_first_entry(&space_info->tickets, struct reserve_ticket, list);
+ if (ticket->steal && + steal_from_global_rsv(fs_info, space_info, ticket)) + return true; + /* * may_commit_transaction will avoid committing the transaction * if it doesn't feel like the space reclaimed by the commit @@ -1104,6 +1142,7 @@ static int handle_reserve_ticket(struct btrfs_fs_info *fs_info,
switch (flush) { case BTRFS_RESERVE_FLUSH_ALL: + case BTRFS_RESERVE_FLUSH_ALL_STEAL: wait_reserve_ticket(fs_info, space_info, ticket); break; case BTRFS_RESERVE_FLUSH_LIMIT: @@ -1203,7 +1242,9 @@ static int __reserve_metadata_bytes(struct btrfs_fs_info *fs_info, ticket.error = 0; space_info->reclaim_size += ticket.bytes; init_waitqueue_head(&ticket.wait); - if (flush == BTRFS_RESERVE_FLUSH_ALL) { + ticket.steal = (flush == BTRFS_RESERVE_FLUSH_ALL_STEAL); + if (flush == BTRFS_RESERVE_FLUSH_ALL || + flush == BTRFS_RESERVE_FLUSH_ALL_STEAL) { list_add_tail(&ticket.list, &space_info->tickets); if (!space_info->flush) { space_info->flush = 1; diff --git a/fs/btrfs/space-info.h b/fs/btrfs/space-info.h index 0a5001ef1481..c3c64019950a 100644 --- a/fs/btrfs/space-info.h +++ b/fs/btrfs/space-info.h @@ -78,6 +78,7 @@ struct btrfs_space_info { struct reserve_ticket { u64 bytes; int error; + bool steal; struct list_head list; wait_queue_head_t wait; }; diff --git a/fs/btrfs/transaction.c b/fs/btrfs/transaction.c index 2d5498136e5e..96eb313a5080 100644 --- a/fs/btrfs/transaction.c +++ b/fs/btrfs/transaction.c @@ -21,6 +21,7 @@ #include "dev-replace.h" #include "qgroup.h" #include "block-group.h" +#include "space-info.h"
#define BTRFS_ROOT_TRANS_TAG 0
@@ -523,6 +524,7 @@ start_transaction(struct btrfs_root *root, unsigned int num_items, u64 num_bytes = 0; u64 qgroup_reserved = 0; bool reloc_reserved = false; + bool do_chunk_alloc = false; int ret;
/* Send isn't supposed to start transactions. */ @@ -563,7 +565,8 @@ start_transaction(struct btrfs_root *root, unsigned int num_items, * refill that amount for whatever is missing in the reserve. */ num_bytes = btrfs_calc_insert_metadata_size(fs_info, num_items); - if (delayed_refs_rsv->full == 0) { + if (flush == BTRFS_RESERVE_FLUSH_ALL && + delayed_refs_rsv->full == 0) { delayed_refs_bytes = num_bytes; num_bytes <<= 1; } @@ -584,6 +587,9 @@ start_transaction(struct btrfs_root *root, unsigned int num_items, delayed_refs_bytes); num_bytes -= delayed_refs_bytes; } + + if (rsv->space_info->force_alloc) + do_chunk_alloc = true; } else if (num_items == 0 && flush == BTRFS_RESERVE_FLUSH_ALL && !delayed_refs_rsv->full) { /* @@ -665,6 +671,19 @@ start_transaction(struct btrfs_root *root, unsigned int num_items, if (!current->journal_info) current->journal_info = h;
+ /* + * If the space_info is marked ALLOC_FORCE then we'll get upgraded to + * ALLOC_FORCE the first run through, and then we won't allocate for + * anybody else who races in later. We don't care about the return + * value here. + */ + if (do_chunk_alloc && num_bytes) { + u64 flags = h->block_rsv->space_info->flags; + + btrfs_chunk_alloc(h, btrfs_get_alloc_profile(fs_info, flags), + CHUNK_ALLOC_NO_FORCE); + } + /* * btrfs_record_root_in_trans() needs to alloc new extents, and may * call btrfs_join_transaction() while we're also starting a @@ -699,43 +718,10 @@ struct btrfs_trans_handle *btrfs_start_transaction(struct btrfs_root *root,
struct btrfs_trans_handle *btrfs_start_transaction_fallback_global_rsv( struct btrfs_root *root, - unsigned int num_items, - int min_factor) + unsigned int num_items) { - struct btrfs_fs_info *fs_info = root->fs_info; - struct btrfs_trans_handle *trans; - u64 num_bytes; - int ret; - - /* - * We have two callers: unlink and block group removal. The - * former should succeed even if we will temporarily exceed - * quota and the latter operates on the extent root so - * qgroup enforcement is ignored anyway. - */ - trans = start_transaction(root, num_items, TRANS_START, - BTRFS_RESERVE_FLUSH_ALL, false); - if (!IS_ERR(trans) || PTR_ERR(trans) != -ENOSPC) - return trans; - - trans = btrfs_start_transaction(root, 0); - if (IS_ERR(trans)) - return trans; - - num_bytes = btrfs_calc_insert_metadata_size(fs_info, num_items); - ret = btrfs_cond_migrate_bytes(fs_info, &fs_info->trans_block_rsv, - num_bytes, min_factor); - if (ret) { - btrfs_end_transaction(trans); - return ERR_PTR(ret); - } - - trans->block_rsv = &fs_info->trans_block_rsv; - trans->bytes_reserved = num_bytes; - trace_btrfs_space_reservation(fs_info, "transaction", - trans->transid, num_bytes, 1); - - return trans; + return start_transaction(root, num_items, TRANS_START, + BTRFS_RESERVE_FLUSH_ALL_STEAL, false); }
struct btrfs_trans_handle *btrfs_join_transaction(struct btrfs_root *root) diff --git a/fs/btrfs/transaction.h b/fs/btrfs/transaction.h index 31ae8d273065..bf102e64bfb2 100644 --- a/fs/btrfs/transaction.h +++ b/fs/btrfs/transaction.h @@ -193,8 +193,7 @@ struct btrfs_trans_handle *btrfs_start_transaction(struct btrfs_root *root, unsigned int num_items); struct btrfs_trans_handle *btrfs_start_transaction_fallback_global_rsv( struct btrfs_root *root, - unsigned int num_items, - int min_factor); + unsigned int num_items); struct btrfs_trans_handle *btrfs_join_transaction(struct btrfs_root *root); struct btrfs_trans_handle *btrfs_join_transaction_spacecache(struct btrfs_root *root); struct btrfs_trans_handle *btrfs_join_transaction_nostart(struct btrfs_root *root); diff --git a/fs/btrfs/tree-log.c b/fs/btrfs/tree-log.c index 02ebdd9edc19..ea72b9d54ec8 100644 --- a/fs/btrfs/tree-log.c +++ b/fs/btrfs/tree-log.c @@ -3299,6 +3299,7 @@ static void free_log_tree(struct btrfs_trans_handle *trans,
clear_extent_bits(&log->dirty_log_pages, 0, (u64)-1, EXTENT_DIRTY | EXTENT_NEW | EXTENT_NEED_WAIT); + extent_io_tree_release(&log->log_csum_range); btrfs_put_root(log); }
@@ -3916,8 +3917,20 @@ static int log_csums(struct btrfs_trans_handle *trans, struct btrfs_root *log_root, struct btrfs_ordered_sum *sums) { + const u64 lock_end = sums->bytenr + sums->len - 1; + struct extent_state *cached_state = NULL; int ret;
+ /* + * Serialize logging for checksums. This is to avoid racing with the + * same checksum being logged by another task that is logging another + * file which happens to refer to the same extent as well. Such races + * can leave checksum items in the log with overlapping ranges. + */ + ret = lock_extent_bits(&log_root->log_csum_range, sums->bytenr, + lock_end, &cached_state); + if (ret) + return ret; /* * Due to extent cloning, we might have logged a csum item that covers a * subrange of a cloned extent, and later we can end up logging a csum @@ -3928,10 +3941,13 @@ static int log_csums(struct btrfs_trans_handle *trans, * trim and adjust) any existing csum items in the log for this range. */ ret = btrfs_del_csums(trans, log_root, sums->bytenr, sums->len); - if (ret) - return ret; + if (!ret) + ret = btrfs_csum_file_blocks(trans, log_root, sums);
- return btrfs_csum_file_blocks(trans, log_root, sums); + unlock_extent_cached(&log_root->log_csum_range, sums->bytenr, lock_end, + &cached_state); + + return ret; }
static noinline int copy_items(struct btrfs_trans_handle *trans, diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c index c1909e5f4506..21c7d3d87827 100644 --- a/fs/btrfs/volumes.c +++ b/fs/btrfs/volumes.c @@ -1042,6 +1042,8 @@ void btrfs_free_extra_devids(struct btrfs_fs_devices *fs_devices, int step) &device->dev_state)) { if (!test_bit(BTRFS_DEV_STATE_REPLACE_TGT, &device->dev_state) && + !test_bit(BTRFS_DEV_STATE_MISSING, + &device->dev_state) && (!latest_dev || device->generation > latest_dev->generation)) { latest_dev = device; @@ -2663,8 +2665,18 @@ int btrfs_init_new_device(struct btrfs_fs_info *fs_info, const char *device_path ret = btrfs_commit_transaction(trans); }
- /* Update ctime/mtime for libblkid */ + /* + * Now that we have written a new super block to this device, check all + * other fs_devices list if device_path alienates any other scanned + * device. + * We can ignore the return value as it typically returns -EINVAL and + * only succeeds if the device was an alien. + */ + btrfs_forget_devices(device_path); + + /* Update ctime/mtime for blkid or udev */ update_dev_time(device_path); + return ret;
error_sysfs: diff --git a/fs/ext4/ext4_extents.h b/fs/ext4/ext4_extents.h index 1c216fcc202a..44e59881a1f0 100644 --- a/fs/ext4/ext4_extents.h +++ b/fs/ext4/ext4_extents.h @@ -170,10 +170,13 @@ struct partial_cluster { (EXT_FIRST_EXTENT((__hdr__)) + le16_to_cpu((__hdr__)->eh_entries) - 1) #define EXT_LAST_INDEX(__hdr__) \ (EXT_FIRST_INDEX((__hdr__)) + le16_to_cpu((__hdr__)->eh_entries) - 1) -#define EXT_MAX_EXTENT(__hdr__) \ - (EXT_FIRST_EXTENT((__hdr__)) + le16_to_cpu((__hdr__)->eh_max) - 1) +#define EXT_MAX_EXTENT(__hdr__) \ + ((le16_to_cpu((__hdr__)->eh_max)) ? \ + ((EXT_FIRST_EXTENT((__hdr__)) + le16_to_cpu((__hdr__)->eh_max) - 1)) \ + : 0) #define EXT_MAX_INDEX(__hdr__) \ - (EXT_FIRST_INDEX((__hdr__)) + le16_to_cpu((__hdr__)->eh_max) - 1) + ((le16_to_cpu((__hdr__)->eh_max)) ? \ + ((EXT_FIRST_INDEX((__hdr__)) + le16_to_cpu((__hdr__)->eh_max) - 1)) : 0)
static inline struct ext4_extent_header *ext_inode_hdr(struct inode *inode) { diff --git a/fs/ext4/fsync.c b/fs/ext4/fsync.c index e10206e7f4bb..093c359952cd 100644 --- a/fs/ext4/fsync.c +++ b/fs/ext4/fsync.c @@ -44,30 +44,28 @@ */ static int ext4_sync_parent(struct inode *inode) { - struct dentry *dentry = NULL; - struct inode *next; + struct dentry *dentry, *next; int ret = 0;
if (!ext4_test_inode_state(inode, EXT4_STATE_NEWENTRY)) return 0; - inode = igrab(inode); + dentry = d_find_any_alias(inode); + if (!dentry) + return 0; while (ext4_test_inode_state(inode, EXT4_STATE_NEWENTRY)) { ext4_clear_inode_state(inode, EXT4_STATE_NEWENTRY); - dentry = d_find_any_alias(inode); - if (!dentry) - break; - next = igrab(d_inode(dentry->d_parent)); + + next = dget_parent(dentry); dput(dentry); - if (!next) - break; - iput(inode); - inode = next; + dentry = next; + inode = dentry->d_inode; + /* * The directory inode may have gone through rmdir by now. But * the inode itself and its blocks are still allocated (we hold - * a reference to the inode so it didn't go through - * ext4_evict_inode()) and so we are safe to flush metadata - * blocks and the inode. + * a reference to the inode via its dentry), so it didn't go + * through ext4_evict_inode()) and so we are safe to flush + * metadata blocks and the inode. */ ret = sync_mapping_buffers(inode->i_mapping); if (ret) @@ -76,7 +74,7 @@ static int ext4_sync_parent(struct inode *inode) if (ret) break; } - iput(inode); + dput(dentry); return ret; }
diff --git a/fs/ext4/ialloc.c b/fs/ext4/ialloc.c index 4b8c9a9bdf0c..011bcb8c4770 100644 --- a/fs/ext4/ialloc.c +++ b/fs/ext4/ialloc.c @@ -1246,6 +1246,7 @@ struct inode *ext4_orphan_get(struct super_block *sb, unsigned long ino) ext4_error_err(sb, -err, "couldn't read orphan inode %lu (err %d)", ino, err); + brelse(bitmap_bh); return inode; }
diff --git a/fs/ext4/xattr.c b/fs/ext4/xattr.c index 21df43a25328..01ba66373e97 100644 --- a/fs/ext4/xattr.c +++ b/fs/ext4/xattr.c @@ -1800,8 +1800,11 @@ ext4_xattr_block_find(struct inode *inode, struct ext4_xattr_info *i, if (EXT4_I(inode)->i_file_acl) { /* The inode already has an extended attribute block. */ bs->bh = ext4_sb_bread(sb, EXT4_I(inode)->i_file_acl, REQ_PRIO); - if (IS_ERR(bs->bh)) - return PTR_ERR(bs->bh); + if (IS_ERR(bs->bh)) { + error = PTR_ERR(bs->bh); + bs->bh = NULL; + return error; + } ea_bdebug(bs->bh, "b_count=%d, refcount=%d", atomic_read(&(bs->bh->b_count)), le32_to_cpu(BHDR(bs->bh)->h_refcount)); diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h index ba470d5687fe..7c5dd7f666a0 100644 --- a/fs/f2fs/f2fs.h +++ b/fs/f2fs/f2fs.h @@ -139,6 +139,7 @@ struct f2fs_mount_info { int fs_mode; /* fs mode: LFS or ADAPTIVE */ int bggc_mode; /* bggc mode: off, on or sync */ bool test_dummy_encryption; /* test dummy encryption */ + block_t unusable_cap_perc; /* percentage for cap */ block_t unusable_cap; /* Amount of space allowed to be * unusable when disabling checkpoint */ diff --git a/fs/f2fs/inline.c b/fs/f2fs/inline.c index 4167e5408151..59a4b7ff11e1 100644 --- a/fs/f2fs/inline.c +++ b/fs/f2fs/inline.c @@ -559,12 +559,12 @@ int f2fs_try_convert_inline_dir(struct inode *dir, struct dentry *dentry) ipage = f2fs_get_node_page(sbi, dir->i_ino); if (IS_ERR(ipage)) { err = PTR_ERR(ipage); - goto out; + goto out_fname; }
if (f2fs_has_enough_room(dir, ipage, &fname)) { f2fs_put_page(ipage, 1); - goto out; + goto out_fname; }
inline_dentry = inline_data_addr(dir, ipage); @@ -572,6 +572,8 @@ int f2fs_try_convert_inline_dir(struct inode *dir, struct dentry *dentry) err = do_convert_inline_dir(dir, ipage, inline_dentry); if (!err) f2fs_put_page(ipage, 1); +out_fname: + fscrypt_free_filename(&fname); out: f2fs_unlock_op(sbi); return err; diff --git a/fs/f2fs/super.c b/fs/f2fs/super.c index f2dfc21c6abb..56ccb8323e21 100644 --- a/fs/f2fs/super.c +++ b/fs/f2fs/super.c @@ -284,6 +284,22 @@ static inline void limit_reserve_root(struct f2fs_sb_info *sbi) F2FS_OPTION(sbi).s_resgid)); }
+static inline void adjust_unusable_cap_perc(struct f2fs_sb_info *sbi) +{ + if (!F2FS_OPTION(sbi).unusable_cap_perc) + return; + + if (F2FS_OPTION(sbi).unusable_cap_perc == 100) + F2FS_OPTION(sbi).unusable_cap = sbi->user_block_count; + else + F2FS_OPTION(sbi).unusable_cap = (sbi->user_block_count / 100) * + F2FS_OPTION(sbi).unusable_cap_perc; + + f2fs_info(sbi, "Adjust unusable cap for checkpoint=disable = %u / %u%%", + F2FS_OPTION(sbi).unusable_cap, + F2FS_OPTION(sbi).unusable_cap_perc); +} + static void init_once(void *foo) { struct f2fs_inode_info *fi = (struct f2fs_inode_info *) foo; @@ -795,12 +811,7 @@ static int parse_options(struct super_block *sb, char *options) return -EINVAL; if (arg < 0 || arg > 100) return -EINVAL; - if (arg == 100) - F2FS_OPTION(sbi).unusable_cap = - sbi->user_block_count; - else - F2FS_OPTION(sbi).unusable_cap = - (sbi->user_block_count / 100) * arg; + F2FS_OPTION(sbi).unusable_cap_perc = arg; set_opt(sbi, DISABLE_CHECKPOINT); break; case Opt_checkpoint_disable_cap: @@ -1845,6 +1856,7 @@ static int f2fs_remount(struct super_block *sb, int *flags, char *data) (test_opt(sbi, POSIX_ACL) ? SB_POSIXACL : 0);
limit_reserve_root(sbi); + adjust_unusable_cap_perc(sbi); *flags = (*flags & ~SB_LAZYTIME) | (sb->s_flags & SB_LAZYTIME); return 0; restore_gc: @@ -3521,6 +3533,7 @@ static int f2fs_fill_super(struct super_block *sb, void *data, int silent) sbi->reserved_blocks = 0; sbi->current_reserved_blocks = 0; limit_reserve_root(sbi); + adjust_unusable_cap_perc(sbi);
for (i = 0; i < NR_INODE_TYPE; i++) { INIT_LIST_HEAD(&sbi->inode_list[i]); diff --git a/fs/io_uring.c b/fs/io_uring.c index f071505e3430..2698e9b08490 100644 --- a/fs/io_uring.c +++ b/fs/io_uring.c @@ -4106,27 +4106,6 @@ struct io_poll_table { int error; };
-static void __io_queue_proc(struct io_poll_iocb *poll, struct io_poll_table *pt, - struct wait_queue_head *head) -{ - if (unlikely(poll->head)) { - pt->error = -EINVAL; - return; - } - - pt->error = 0; - poll->head = head; - add_wait_queue(head, &poll->wait); -} - -static void io_async_queue_proc(struct file *file, struct wait_queue_head *head, - struct poll_table_struct *p) -{ - struct io_poll_table *pt = container_of(p, struct io_poll_table, pt); - - __io_queue_proc(&pt->req->apoll->poll, pt, head); -} - static int __io_async_wake(struct io_kiocb *req, struct io_poll_iocb *poll, __poll_t mask, task_work_func_t func) { @@ -4180,6 +4159,144 @@ static bool io_poll_rewait(struct io_kiocb *req, struct io_poll_iocb *poll) return false; }
+static void io_poll_remove_double(struct io_kiocb *req) +{ + struct io_poll_iocb *poll = (struct io_poll_iocb *) req->io; + + lockdep_assert_held(&req->ctx->completion_lock); + + if (poll && poll->head) { + struct wait_queue_head *head = poll->head; + + spin_lock(&head->lock); + list_del_init(&poll->wait.entry); + if (poll->wait.private) + refcount_dec(&req->refs); + poll->head = NULL; + spin_unlock(&head->lock); + } +} + +static void io_poll_complete(struct io_kiocb *req, __poll_t mask, int error) +{ + struct io_ring_ctx *ctx = req->ctx; + + io_poll_remove_double(req); + req->poll.done = true; + io_cqring_fill_event(req, error ? error : mangle_poll(mask)); + io_commit_cqring(ctx); +} + +static void io_poll_task_handler(struct io_kiocb *req, struct io_kiocb **nxt) +{ + struct io_ring_ctx *ctx = req->ctx; + + if (io_poll_rewait(req, &req->poll)) { + spin_unlock_irq(&ctx->completion_lock); + return; + } + + hash_del(&req->hash_node); + io_poll_complete(req, req->result, 0); + req->flags |= REQ_F_COMP_LOCKED; + io_put_req_find_next(req, nxt); + spin_unlock_irq(&ctx->completion_lock); + + io_cqring_ev_posted(ctx); +} + +static void io_poll_task_func(struct callback_head *cb) +{ + struct io_kiocb *req = container_of(cb, struct io_kiocb, task_work); + struct io_kiocb *nxt = NULL; + + io_poll_task_handler(req, &nxt); + if (nxt) { + struct io_ring_ctx *ctx = nxt->ctx; + + mutex_lock(&ctx->uring_lock); + __io_queue_sqe(nxt, NULL); + mutex_unlock(&ctx->uring_lock); + } +} + +static int io_poll_double_wake(struct wait_queue_entry *wait, unsigned mode, + int sync, void *key) +{ + struct io_kiocb *req = wait->private; + struct io_poll_iocb *poll = (struct io_poll_iocb *) req->io; + __poll_t mask = key_to_poll(key); + + /* for instances that support it check for an event match first: */ + if (mask && !(mask & poll->events)) + return 0; + + if (req->poll.head) { + bool done; + + spin_lock(&req->poll.head->lock); + done = list_empty(&req->poll.wait.entry); + if (!done) + list_del_init(&req->poll.wait.entry); + spin_unlock(&req->poll.head->lock); + if (!done) + __io_async_wake(req, poll, mask, io_poll_task_func); + } + refcount_dec(&req->refs); + return 1; +} + +static void io_init_poll_iocb(struct io_poll_iocb *poll, __poll_t events, + wait_queue_func_t wake_func) +{ + poll->head = NULL; + poll->done = false; + poll->canceled = false; + poll->events = events; + INIT_LIST_HEAD(&poll->wait.entry); + init_waitqueue_func_entry(&poll->wait, wake_func); +} + +static void __io_queue_proc(struct io_poll_iocb *poll, struct io_poll_table *pt, + struct wait_queue_head *head) +{ + struct io_kiocb *req = pt->req; + + /* + * If poll->head is already set, it's because the file being polled + * uses multiple waitqueues for poll handling (eg one for read, one + * for write). Setup a separate io_poll_iocb if this happens. + */ + if (unlikely(poll->head)) { + /* already have a 2nd entry, fail a third attempt */ + if (req->io) { + pt->error = -EINVAL; + return; + } + poll = kmalloc(sizeof(*poll), GFP_ATOMIC); + if (!poll) { + pt->error = -ENOMEM; + return; + } + io_init_poll_iocb(poll, req->poll.events, io_poll_double_wake); + refcount_inc(&req->refs); + poll->wait.private = req; + req->io = (void *) poll; + } + + pt->error = 0; + poll->head = head; + add_wait_queue(head, &poll->wait); +} + +static void io_async_queue_proc(struct file *file, struct wait_queue_head *head, + struct poll_table_struct *p) +{ + struct io_poll_table *pt = container_of(p, struct io_poll_table, pt); + + __io_queue_proc(&pt->req->apoll->poll, pt, head); +} + static void io_async_task_func(struct callback_head *cb) { struct io_kiocb *req = container_of(cb, struct io_kiocb, task_work); @@ -4255,18 +4372,13 @@ static __poll_t __io_arm_poll_handler(struct io_kiocb *req, bool cancel = false;
poll->file = req->file; - poll->head = NULL; - poll->done = poll->canceled = false; - poll->events = mask; + io_init_poll_iocb(poll, mask, wake_func); + poll->wait.private = req;
ipt->pt._key = mask; ipt->req = req; ipt->error = -EINVAL;
- INIT_LIST_HEAD(&poll->wait.entry); - init_waitqueue_func_entry(&poll->wait, wake_func); - poll->wait.private = req; - mask = vfs_poll(req->file, &ipt->pt) & poll->events;
spin_lock_irq(&ctx->completion_lock); @@ -4297,6 +4409,7 @@ static bool io_arm_poll_handler(struct io_kiocb *req) struct async_poll *apoll; struct io_poll_table ipt; __poll_t mask, ret; + bool had_io;
if (!req->file || !file_can_poll(req->file)) return false; @@ -4311,6 +4424,7 @@ static bool io_arm_poll_handler(struct io_kiocb *req)
req->flags |= REQ_F_POLLED; memcpy(&apoll->work, &req->work, sizeof(req->work)); + had_io = req->io != NULL;
get_task_struct(current); req->task = current; @@ -4330,7 +4444,9 @@ static bool io_arm_poll_handler(struct io_kiocb *req) io_async_wake); if (ret) { ipt.error = 0; - apoll->poll.done = true; + /* only remove double add if we did it here */ + if (!had_io) + io_poll_remove_double(req); spin_unlock_irq(&ctx->completion_lock); memcpy(&req->work, &apoll->work, sizeof(req->work)); kfree(apoll); @@ -4354,32 +4470,32 @@ static bool __io_poll_remove_one(struct io_kiocb *req, do_complete = true; } spin_unlock(&poll->head->lock); + hash_del(&req->hash_node); return do_complete; }
static bool io_poll_remove_one(struct io_kiocb *req) { - struct async_poll *apoll = NULL; bool do_complete;
if (req->opcode == IORING_OP_POLL_ADD) { + io_poll_remove_double(req); do_complete = __io_poll_remove_one(req, &req->poll); } else { - apoll = req->apoll; + struct async_poll *apoll = req->apoll; + /* non-poll requests have submit ref still */ - do_complete = __io_poll_remove_one(req, &req->apoll->poll); - if (do_complete) + do_complete = __io_poll_remove_one(req, &apoll->poll); + if (do_complete) { io_put_req(req); - } - - hash_del(&req->hash_node); - - if (do_complete && apoll) { - /* - * restore ->work because we need to call io_req_work_drop_env. - */ - memcpy(&req->work, &apoll->work, sizeof(req->work)); - kfree(apoll); + /* + * restore ->work because we will call + * io_req_work_drop_env below when dropping the + * final reference. + */ + memcpy(&req->work, &apoll->work, sizeof(req->work)); + kfree(apoll); + } }
if (do_complete) { @@ -4464,49 +4580,6 @@ static int io_poll_remove(struct io_kiocb *req) return 0; }
-static void io_poll_complete(struct io_kiocb *req, __poll_t mask, int error) -{ - struct io_ring_ctx *ctx = req->ctx; - - req->poll.done = true; - io_cqring_fill_event(req, error ? error : mangle_poll(mask)); - io_commit_cqring(ctx); -} - -static void io_poll_task_handler(struct io_kiocb *req, struct io_kiocb **nxt) -{ - struct io_ring_ctx *ctx = req->ctx; - struct io_poll_iocb *poll = &req->poll; - - if (io_poll_rewait(req, poll)) { - spin_unlock_irq(&ctx->completion_lock); - return; - } - - hash_del(&req->hash_node); - io_poll_complete(req, req->result, 0); - req->flags |= REQ_F_COMP_LOCKED; - io_put_req_find_next(req, nxt); - spin_unlock_irq(&ctx->completion_lock); - - io_cqring_ev_posted(ctx); -} - -static void io_poll_task_func(struct callback_head *cb) -{ - struct io_kiocb *req = container_of(cb, struct io_kiocb, task_work); - struct io_kiocb *nxt = NULL; - - io_poll_task_handler(req, &nxt); - if (nxt) { - struct io_ring_ctx *ctx = nxt->ctx; - - mutex_lock(&ctx->uring_lock); - __io_queue_sqe(nxt, NULL); - mutex_unlock(&ctx->uring_lock); - } -} - static int io_poll_wake(struct wait_queue_entry *wait, unsigned mode, int sync, void *key) { @@ -7404,10 +7477,11 @@ static void io_uring_cancel_files(struct io_ring_ctx *ctx, finish_wait(&ctx->inflight_wait, &wait); continue; } + } else { + io_wq_cancel_work(ctx->io_wq, &cancel_req->work); + io_put_req(cancel_req); }
- io_wq_cancel_work(ctx->io_wq, &cancel_req->work); - io_put_req(cancel_req); schedule(); finish_wait(&ctx->inflight_wait, &wait); } diff --git a/fs/jbd2/transaction.c b/fs/jbd2/transaction.c index 3dccc23cf010..e91aad3637a2 100644 --- a/fs/jbd2/transaction.c +++ b/fs/jbd2/transaction.c @@ -541,17 +541,24 @@ handle_t *jbd2_journal_start(journal_t *journal, int nblocks) } EXPORT_SYMBOL(jbd2_journal_start);
-static void __jbd2_journal_unreserve_handle(handle_t *handle) +static void __jbd2_journal_unreserve_handle(handle_t *handle, transaction_t *t) { journal_t *journal = handle->h_journal;
WARN_ON(!handle->h_reserved); sub_reserved_credits(journal, handle->h_total_credits); + if (t) + atomic_sub(handle->h_total_credits, &t->t_outstanding_credits); }
void jbd2_journal_free_reserved(handle_t *handle) { - __jbd2_journal_unreserve_handle(handle); + journal_t *journal = handle->h_journal; + + /* Get j_state_lock to pin running transaction if it exists */ + read_lock(&journal->j_state_lock); + __jbd2_journal_unreserve_handle(handle, journal->j_running_transaction); + read_unlock(&journal->j_state_lock); jbd2_free_handle(handle); } EXPORT_SYMBOL(jbd2_journal_free_reserved); @@ -722,7 +729,8 @@ static void stop_this_handle(handle_t *handle) atomic_sub(handle->h_total_credits, &transaction->t_outstanding_credits); if (handle->h_rsv_handle) - __jbd2_journal_unreserve_handle(handle->h_rsv_handle); + __jbd2_journal_unreserve_handle(handle->h_rsv_handle, + transaction); if (atomic_dec_and_test(&transaction->t_updates)) wake_up(&journal->j_wait_updates);
diff --git a/fs/xfs/kmem.h b/fs/xfs/kmem.h index 6143117770e9..11623489b769 100644 --- a/fs/xfs/kmem.h +++ b/fs/xfs/kmem.h @@ -19,6 +19,7 @@ typedef unsigned __bitwise xfs_km_flags_t; #define KM_NOFS ((__force xfs_km_flags_t)0x0004u) #define KM_MAYFAIL ((__force xfs_km_flags_t)0x0008u) #define KM_ZERO ((__force xfs_km_flags_t)0x0010u) +#define KM_NOLOCKDEP ((__force xfs_km_flags_t)0x0020u)
/* * We use a special process flag to avoid recursive callbacks into @@ -30,7 +31,7 @@ kmem_flags_convert(xfs_km_flags_t flags) { gfp_t lflags;
- BUG_ON(flags & ~(KM_NOFS|KM_MAYFAIL|KM_ZERO)); + BUG_ON(flags & ~(KM_NOFS | KM_MAYFAIL | KM_ZERO | KM_NOLOCKDEP));
lflags = GFP_KERNEL | __GFP_NOWARN; if (flags & KM_NOFS) @@ -49,6 +50,9 @@ kmem_flags_convert(xfs_km_flags_t flags) if (flags & KM_ZERO) lflags |= __GFP_ZERO;
+ if (flags & KM_NOLOCKDEP) + lflags |= __GFP_NOLOCKDEP; + return lflags; }
diff --git a/fs/xfs/libxfs/xfs_attr_leaf.c b/fs/xfs/libxfs/xfs_attr_leaf.c index 863444e2dda7..5d0b55281f9d 100644 --- a/fs/xfs/libxfs/xfs_attr_leaf.c +++ b/fs/xfs/libxfs/xfs_attr_leaf.c @@ -308,14 +308,6 @@ xfs_attr3_leaf_verify( if (fa) return fa;
- /* - * In recovery there is a transient state where count == 0 is valid - * because we may have transitioned an empty shortform attr to a leaf - * if the attr didn't fit in shortform. - */ - if (!xfs_log_in_recovery(mp) && ichdr.count == 0) - return __this_address; - /* * firstused is the block offset of the first name info structure. * Make sure it doesn't go off the block or crash into the header. @@ -331,6 +323,13 @@ xfs_attr3_leaf_verify( (char *)bp->b_addr + ichdr.firstused) return __this_address;
+ /* + * NOTE: This verifier historically failed empty leaf buffers because + * we expect the fork to be in another format. Empty attr fork format + * conversions are possible during xattr set, however, and format + * conversion is not atomic with the xattr set that triggers it. We + * cannot assume leaf blocks are non-empty until that is addressed. + */ buf_end = (char *)bp->b_addr + mp->m_attr_geo->blksize; for (i = 0, ent = entries; i < ichdr.count; ent++, i++) { fa = xfs_attr3_leaf_verify_entry(mp, buf_end, leaf, &ichdr, @@ -489,7 +488,7 @@ xfs_attr_copy_value( }
if (!args->value) { - args->value = kmem_alloc_large(valuelen, 0); + args->value = kmem_alloc_large(valuelen, KM_NOLOCKDEP); if (!args->value) return -ENOMEM; } diff --git a/fs/xfs/xfs_bmap_util.c b/fs/xfs/xfs_bmap_util.c index 4f800f7fe888..cc23a3e23e2d 100644 --- a/fs/xfs/xfs_bmap_util.c +++ b/fs/xfs/xfs_bmap_util.c @@ -1606,7 +1606,7 @@ xfs_swap_extents( if (xfs_inode_has_cow_data(tip)) { error = xfs_reflink_cancel_cow_range(tip, 0, NULLFILEOFF, true); if (error) - return error; + goto out_unlock; }
/* diff --git a/fs/xfs/xfs_buf.c b/fs/xfs/xfs_buf.c index 9ec3eaf1c618..afa73a19caa1 100644 --- a/fs/xfs/xfs_buf.c +++ b/fs/xfs/xfs_buf.c @@ -1197,8 +1197,10 @@ xfs_buf_ioend( bp->b_ops->verify_read(bp); }
- if (!bp->b_error) + if (!bp->b_error) { + bp->b_flags &= ~XBF_WRITE_FAIL; bp->b_flags |= XBF_DONE; + }
if (bp->b_iodone) (*(bp->b_iodone))(bp); @@ -1258,7 +1260,7 @@ xfs_bwrite(
bp->b_flags |= XBF_WRITE; bp->b_flags &= ~(XBF_ASYNC | XBF_READ | _XBF_DELWRI_Q | - XBF_WRITE_FAIL | XBF_DONE); + XBF_DONE);
error = xfs_buf_submit(bp); if (error) @@ -1983,7 +1985,7 @@ xfs_buf_delwri_submit_buffers( * synchronously. Otherwise, drop the buffer from the delwri * queue and submit async. */ - bp->b_flags &= ~(_XBF_DELWRI_Q | XBF_WRITE_FAIL); + bp->b_flags &= ~_XBF_DELWRI_Q; bp->b_flags |= XBF_WRITE; if (wait_list) { bp->b_flags &= ~XBF_ASYNC; diff --git a/fs/xfs/xfs_dquot.c b/fs/xfs/xfs_dquot.c index af2c8e5ceea0..265feb62290d 100644 --- a/fs/xfs/xfs_dquot.c +++ b/fs/xfs/xfs_dquot.c @@ -1116,13 +1116,12 @@ xfs_qm_dqflush( dqb = bp->b_addr + dqp->q_bufoffset; ddqp = &dqb->dd_diskdq;
- /* - * A simple sanity check in case we got a corrupted dquot. - */ - fa = xfs_dqblk_verify(mp, dqb, be32_to_cpu(ddqp->d_id), 0); + /* sanity check the in-core structure before we flush */ + fa = xfs_dquot_verify(mp, &dqp->q_core, be32_to_cpu(dqp->q_core.d_id), + 0); if (fa) { xfs_alert(mp, "corrupt dquot ID 0x%x in memory at %pS", - be32_to_cpu(ddqp->d_id), fa); + be32_to_cpu(dqp->q_core.d_id), fa); xfs_buf_relse(bp); xfs_dqfunlock(dqp); xfs_force_shutdown(mp, SHUTDOWN_CORRUPT_INCORE); diff --git a/include/linux/intel-iommu.h b/include/linux/intel-iommu.h index 980234ae0312..de23fb95fe91 100644 --- a/include/linux/intel-iommu.h +++ b/include/linux/intel-iommu.h @@ -571,6 +571,7 @@ struct device_domain_info { struct list_head auxiliary_domains; /* auxiliary domains * attached to this device */ + u32 segment; /* PCI segment number */ u8 bus; /* PCI bus number */ u8 devfn; /* PCI devfn number */ u16 pfsid; /* SRIOV physical function source ID */ diff --git a/include/linux/kgdb.h b/include/linux/kgdb.h index b072aeb1fd78..4d6fe87fd38f 100644 --- a/include/linux/kgdb.h +++ b/include/linux/kgdb.h @@ -323,7 +323,7 @@ extern void gdbstub_exit(int status); extern int kgdb_single_step; extern atomic_t kgdb_active; #define in_dbg_master() \ - (raw_smp_processor_id() == atomic_read(&kgdb_active)) + (irqs_disabled() && (smp_processor_id() == atomic_read(&kgdb_active))) extern bool dbg_is_early; extern void __init dbg_late_init(void); extern void kgdb_panic(const char *msg); diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h index 1b9de7d220fb..6196fd16b7f4 100644 --- a/include/linux/mmzone.h +++ b/include/linux/mmzone.h @@ -678,6 +678,8 @@ typedef struct pglist_data { /* * Must be held any time you expect node_start_pfn, * node_present_pages, node_spanned_pages or nr_zones to stay constant. + * Also synchronizes pgdat->first_deferred_pfn during deferred page + * init. * * pgdat_resize_lock() and pgdat_resize_unlock() are provided to * manipulate node_size_lock without checking for CONFIG_MEMORY_HOTPLUG diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h index 1dfc4e1dcb94..0ad57693f392 100644 --- a/include/linux/pci_ids.h +++ b/include/linux/pci_ids.h @@ -550,6 +550,7 @@ #define PCI_DEVICE_ID_AMD_17H_DF_F3 0x1463 #define PCI_DEVICE_ID_AMD_17H_M10H_DF_F3 0x15eb #define PCI_DEVICE_ID_AMD_17H_M30H_DF_F3 0x1493 +#define PCI_DEVICE_ID_AMD_17H_M60H_DF_F3 0x144b #define PCI_DEVICE_ID_AMD_17H_M70H_DF_F3 0x1443 #define PCI_DEVICE_ID_AMD_19H_DF_F3 0x1653 #define PCI_DEVICE_ID_AMD_CNB17H_F3 0x1703 @@ -1832,6 +1833,12 @@ #define PCI_VENDOR_ID_NVIDIA_SGS 0x12d2 #define PCI_DEVICE_ID_NVIDIA_SGS_RIVA128 0x0018
+#define PCI_VENDOR_ID_PERICOM 0x12D8 +#define PCI_DEVICE_ID_PERICOM_PI7C9X7951 0x7951 +#define PCI_DEVICE_ID_PERICOM_PI7C9X7952 0x7952 +#define PCI_DEVICE_ID_PERICOM_PI7C9X7954 0x7954 +#define PCI_DEVICE_ID_PERICOM_PI7C9X7958 0x7958 + #define PCI_SUBVENDOR_ID_CHASE_PCIFAST 0x12E0 #define PCI_SUBDEVICE_ID_CHASE_PCIFAST4 0x0031 #define PCI_SUBDEVICE_ID_CHASE_PCIFAST8 0x0021 diff --git a/include/linux/property.h b/include/linux/property.h index d86de017c689..0d4099b4ce1f 100644 --- a/include/linux/property.h +++ b/include/linux/property.h @@ -441,6 +441,7 @@ int software_node_register_nodes(const struct software_node *nodes); void software_node_unregister_nodes(const struct software_node *nodes);
int software_node_register(const struct software_node *node); +void software_node_unregister(const struct software_node *node);
int software_node_notify(struct device *dev, unsigned long action);
diff --git a/include/linux/sched/mm.h b/include/linux/sched/mm.h index c49257a3b510..a132d875d351 100644 --- a/include/linux/sched/mm.h +++ b/include/linux/sched/mm.h @@ -49,6 +49,8 @@ static inline void mmdrop(struct mm_struct *mm) __mmdrop(mm); }
+void mmdrop(struct mm_struct *mm); + /* * This has to be called after a get_task_mm()/mmget_not_zero() * followed by taking the mmap_sem for writing before modifying the diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h index 3000c526f552..7e737a94bc63 100644 --- a/include/linux/skbuff.h +++ b/include/linux/skbuff.h @@ -3945,6 +3945,14 @@ static inline void __skb_incr_checksum_unnecessary(struct sk_buff *skb) } }
+static inline void __skb_reset_checksum_unnecessary(struct sk_buff *skb) +{ + if (skb->ip_summed == CHECKSUM_UNNECESSARY) { + skb->ip_summed = CHECKSUM_NONE; + skb->csum_level = 0; + } +} + /* Check if we need to perform checksum complete validation. * * Returns true if checksum complete is needed, false otherwise diff --git a/include/linux/skmsg.h b/include/linux/skmsg.h index ad31c9fb7158..08674cd14d5a 100644 --- a/include/linux/skmsg.h +++ b/include/linux/skmsg.h @@ -437,4 +437,12 @@ static inline void psock_progs_drop(struct sk_psock_progs *progs) psock_set_prog(&progs->skb_verdict, NULL); }
+int sk_psock_tls_strp_read(struct sk_psock *psock, struct sk_buff *skb); + +static inline bool sk_psock_strp_enabled(struct sk_psock *psock) +{ + if (!psock) + return false; + return psock->parser.enabled; +} #endif /* _LINUX_SKMSG_H */ diff --git a/include/linux/string.h b/include/linux/string.h index 6dfbb2efa815..9b7a0632e87a 100644 --- a/include/linux/string.h +++ b/include/linux/string.h @@ -272,6 +272,31 @@ void __read_overflow3(void) __compiletime_error("detected read beyond size of ob void __write_overflow(void) __compiletime_error("detected write beyond size of object passed as 1st parameter");
#if !defined(__NO_FORTIFY) && defined(__OPTIMIZE__) && defined(CONFIG_FORTIFY_SOURCE) + +#ifdef CONFIG_KASAN +extern void *__underlying_memchr(const void *p, int c, __kernel_size_t size) __RENAME(memchr); +extern int __underlying_memcmp(const void *p, const void *q, __kernel_size_t size) __RENAME(memcmp); +extern void *__underlying_memcpy(void *p, const void *q, __kernel_size_t size) __RENAME(memcpy); +extern void *__underlying_memmove(void *p, const void *q, __kernel_size_t size) __RENAME(memmove); +extern void *__underlying_memset(void *p, int c, __kernel_size_t size) __RENAME(memset); +extern char *__underlying_strcat(char *p, const char *q) __RENAME(strcat); +extern char *__underlying_strcpy(char *p, const char *q) __RENAME(strcpy); +extern __kernel_size_t __underlying_strlen(const char *p) __RENAME(strlen); +extern char *__underlying_strncat(char *p, const char *q, __kernel_size_t count) __RENAME(strncat); +extern char *__underlying_strncpy(char *p, const char *q, __kernel_size_t size) __RENAME(strncpy); +#else +#define __underlying_memchr __builtin_memchr +#define __underlying_memcmp __builtin_memcmp +#define __underlying_memcpy __builtin_memcpy +#define __underlying_memmove __builtin_memmove +#define __underlying_memset __builtin_memset +#define __underlying_strcat __builtin_strcat +#define __underlying_strcpy __builtin_strcpy +#define __underlying_strlen __builtin_strlen +#define __underlying_strncat __builtin_strncat +#define __underlying_strncpy __builtin_strncpy +#endif + __FORTIFY_INLINE char *strncpy(char *p, const char *q, __kernel_size_t size) { size_t p_size = __builtin_object_size(p, 0); @@ -279,14 +304,14 @@ __FORTIFY_INLINE char *strncpy(char *p, const char *q, __kernel_size_t size) __write_overflow(); if (p_size < size) fortify_panic(__func__); - return __builtin_strncpy(p, q, size); + return __underlying_strncpy(p, q, size); }
__FORTIFY_INLINE char *strcat(char *p, const char *q) { size_t p_size = __builtin_object_size(p, 0); if (p_size == (size_t)-1) - return __builtin_strcat(p, q); + return __underlying_strcat(p, q); if (strlcat(p, q, p_size) >= p_size) fortify_panic(__func__); return p; @@ -300,7 +325,7 @@ __FORTIFY_INLINE __kernel_size_t strlen(const char *p) /* Work around gcc excess stack consumption issue */ if (p_size == (size_t)-1 || (__builtin_constant_p(p[p_size - 1]) && p[p_size - 1] == '\0')) - return __builtin_strlen(p); + return __underlying_strlen(p); ret = strnlen(p, p_size); if (p_size <= ret) fortify_panic(__func__); @@ -333,7 +358,7 @@ __FORTIFY_INLINE size_t strlcpy(char *p, const char *q, size_t size) __write_overflow(); if (len >= p_size) fortify_panic(__func__); - __builtin_memcpy(p, q, len); + __underlying_memcpy(p, q, len); p[len] = '\0'; } return ret; @@ -346,12 +371,12 @@ __FORTIFY_INLINE char *strncat(char *p, const char *q, __kernel_size_t count) size_t p_size = __builtin_object_size(p, 0); size_t q_size = __builtin_object_size(q, 0); if (p_size == (size_t)-1 && q_size == (size_t)-1) - return __builtin_strncat(p, q, count); + return __underlying_strncat(p, q, count); p_len = strlen(p); copy_len = strnlen(q, count); if (p_size < p_len + copy_len + 1) fortify_panic(__func__); - __builtin_memcpy(p + p_len, q, copy_len); + __underlying_memcpy(p + p_len, q, copy_len); p[p_len + copy_len] = '\0'; return p; } @@ -363,7 +388,7 @@ __FORTIFY_INLINE void *memset(void *p, int c, __kernel_size_t size) __write_overflow(); if (p_size < size) fortify_panic(__func__); - return __builtin_memset(p, c, size); + return __underlying_memset(p, c, size); }
__FORTIFY_INLINE void *memcpy(void *p, const void *q, __kernel_size_t size) @@ -378,7 +403,7 @@ __FORTIFY_INLINE void *memcpy(void *p, const void *q, __kernel_size_t size) } if (p_size < size || q_size < size) fortify_panic(__func__); - return __builtin_memcpy(p, q, size); + return __underlying_memcpy(p, q, size); }
__FORTIFY_INLINE void *memmove(void *p, const void *q, __kernel_size_t size) @@ -393,7 +418,7 @@ __FORTIFY_INLINE void *memmove(void *p, const void *q, __kernel_size_t size) } if (p_size < size || q_size < size) fortify_panic(__func__); - return __builtin_memmove(p, q, size); + return __underlying_memmove(p, q, size); }
extern void *__real_memscan(void *, int, __kernel_size_t) __RENAME(memscan); @@ -419,7 +444,7 @@ __FORTIFY_INLINE int memcmp(const void *p, const void *q, __kernel_size_t size) } if (p_size < size || q_size < size) fortify_panic(__func__); - return __builtin_memcmp(p, q, size); + return __underlying_memcmp(p, q, size); }
__FORTIFY_INLINE void *memchr(const void *p, int c, __kernel_size_t size) @@ -429,7 +454,7 @@ __FORTIFY_INLINE void *memchr(const void *p, int c, __kernel_size_t size) __read_overflow(); if (p_size < size) fortify_panic(__func__); - return __builtin_memchr(p, c, size); + return __underlying_memchr(p, c, size); }
void *__real_memchr_inv(const void *s, int c, size_t n) __RENAME(memchr_inv); @@ -460,11 +485,22 @@ __FORTIFY_INLINE char *strcpy(char *p, const char *q) size_t p_size = __builtin_object_size(p, 0); size_t q_size = __builtin_object_size(q, 0); if (p_size == (size_t)-1 && q_size == (size_t)-1) - return __builtin_strcpy(p, q); + return __underlying_strcpy(p, q); memcpy(p, q, strlen(q) + 1); return p; }
+/* Don't use these outside the FORITFY_SOURCE implementation */ +#undef __underlying_memchr +#undef __underlying_memcmp +#undef __underlying_memcpy +#undef __underlying_memmove +#undef __underlying_memset +#undef __underlying_strcat +#undef __underlying_strcpy +#undef __underlying_strlen +#undef __underlying_strncat +#undef __underlying_strncpy #endif
/** diff --git a/include/linux/sunrpc/gss_api.h b/include/linux/sunrpc/gss_api.h index bc07e51f20d1..bf4ac8a0268c 100644 --- a/include/linux/sunrpc/gss_api.h +++ b/include/linux/sunrpc/gss_api.h @@ -84,6 +84,7 @@ struct pf_desc { u32 service; char *name; char *auth_domain_name; + struct auth_domain *domain; bool datatouch; };
diff --git a/include/linux/sunrpc/svcauth_gss.h b/include/linux/sunrpc/svcauth_gss.h index ca39a388dc22..f09c82b0a7ae 100644 --- a/include/linux/sunrpc/svcauth_gss.h +++ b/include/linux/sunrpc/svcauth_gss.h @@ -20,7 +20,8 @@ int gss_svc_init(void); void gss_svc_shutdown(void); int gss_svc_init_net(struct net *net); void gss_svc_shutdown_net(struct net *net); -int svcauth_gss_register_pseudoflavor(u32 pseudoflavor, char * name); +struct auth_domain *svcauth_gss_register_pseudoflavor(u32 pseudoflavor, + char *name); u32 svcauth_gss_flavor(struct auth_domain *dom);
#endif /* _LINUX_SUNRPC_SVCAUTH_GSS_H */ diff --git a/include/net/bluetooth/hci.h b/include/net/bluetooth/hci.h index 5f60e135aeb6..25c2e5ee81dc 100644 --- a/include/net/bluetooth/hci.h +++ b/include/net/bluetooth/hci.h @@ -214,6 +214,15 @@ enum { * This quirk must be set before hci_register_dev is called. */ HCI_QUIRK_WIDEBAND_SPEECH_SUPPORTED, + + /* When this quirk is set, the controller has validated that + * LE states reported through the HCI_LE_READ_SUPPORTED_STATES are + * valid. This mechanism is necessary as many controllers have + * been seen has having trouble initiating a connectable + * advertisement despite the state combination being reported as + * supported. + */ + HCI_QUIRK_VALID_LE_STATES, };
/* HCI device flags */ diff --git a/include/net/tls.h b/include/net/tls.h index 18cd4f418464..ca5f7f437289 100644 --- a/include/net/tls.h +++ b/include/net/tls.h @@ -571,6 +571,15 @@ static inline bool tls_sw_has_ctx_tx(const struct sock *sk) return !!tls_sw_ctx_tx(ctx); }
+static inline bool tls_sw_has_ctx_rx(const struct sock *sk) +{ + struct tls_context *ctx = tls_get_ctx(sk); + + if (!ctx) + return false; + return !!tls_sw_ctx_rx(ctx); +} + void tls_sw_write_space(struct sock *sk, struct tls_context *ctx); void tls_device_write_space(struct sock *sk, struct tls_context *ctx);
diff --git a/include/trace/events/btrfs.h b/include/trace/events/btrfs.h index bcbc763b8814..360b0f9d2220 100644 --- a/include/trace/events/btrfs.h +++ b/include/trace/events/btrfs.h @@ -89,6 +89,7 @@ TRACE_DEFINE_ENUM(COMMIT_TRANS); { IO_TREE_TRANS_DIRTY_PAGES, "TRANS_DIRTY_PAGES" }, \ { IO_TREE_ROOT_DIRTY_LOG_PAGES, "ROOT_DIRTY_LOG_PAGES" }, \ { IO_TREE_INODE_FILE_EXTENT, "INODE_FILE_EXTENT" }, \ + { IO_TREE_LOG_CSUM_RANGE, "LOG_CSUM_RANGE" }, \ { IO_TREE_SELFTEST, "SELFTEST" })
#define BTRFS_GROUP_FLAGS \ diff --git a/include/uapi/linux/bpf.h b/include/uapi/linux/bpf.h index f9b7fdd951e4..c01de7924e97 100644 --- a/include/uapi/linux/bpf.h +++ b/include/uapi/linux/bpf.h @@ -1589,6 +1589,13 @@ union bpf_attr { * Grow or shrink the room for data in the packet associated to * *skb* by *len_diff*, and according to the selected *mode*. * + * By default, the helper will reset any offloaded checksum + * indicator of the skb to CHECKSUM_NONE. This can be avoided + * by the following flag: + * + * * **BPF_F_ADJ_ROOM_NO_CSUM_RESET**: Do not reset offloaded + * checksum data of the skb to CHECKSUM_NONE. + * * There are two supported modes at this time: * * * **BPF_ADJ_ROOM_MAC**: Adjust room at the mac layer @@ -3235,6 +3242,7 @@ enum { BPF_F_ADJ_ROOM_ENCAP_L3_IPV6 = (1ULL << 2), BPF_F_ADJ_ROOM_ENCAP_L4_GRE = (1ULL << 3), BPF_F_ADJ_ROOM_ENCAP_L4_UDP = (1ULL << 4), + BPF_F_ADJ_ROOM_NO_CSUM_RESET = (1ULL << 5), };
enum { diff --git a/include/uapi/linux/kvm.h b/include/uapi/linux/kvm.h index 428c7dde6b4b..9cdc5356f542 100644 --- a/include/uapi/linux/kvm.h +++ b/include/uapi/linux/kvm.h @@ -189,9 +189,11 @@ struct kvm_hyperv_exit { #define KVM_EXIT_HYPERV_SYNIC 1 #define KVM_EXIT_HYPERV_HCALL 2 __u32 type; + __u32 pad1; union { struct { __u32 msr; + __u32 pad2; __u64 control; __u64 evt_page; __u64 msg_page; diff --git a/kernel/audit.c b/kernel/audit.c index 87f31bf1f0a0..f711f424a28a 100644 --- a/kernel/audit.c +++ b/kernel/audit.c @@ -880,7 +880,7 @@ static int kauditd_thread(void *dummy) return 0; }
-int audit_send_list(void *_dest) +int audit_send_list_thread(void *_dest) { struct audit_netlink_list *dest = _dest; struct sk_buff *skb; @@ -924,19 +924,30 @@ struct sk_buff *audit_make_reply(int seq, int type, int done, return NULL; }
+static void audit_free_reply(struct audit_reply *reply) +{ + if (!reply) + return; + + if (reply->skb) + kfree_skb(reply->skb); + if (reply->net) + put_net(reply->net); + kfree(reply); +} + static int audit_send_reply_thread(void *arg) { struct audit_reply *reply = (struct audit_reply *)arg; - struct sock *sk = audit_get_sk(reply->net);
audit_ctl_lock(); audit_ctl_unlock();
/* Ignore failure. It'll only happen if the sender goes away, because our timeout is set to infinite. */ - netlink_unicast(sk, reply->skb, reply->portid, 0); - put_net(reply->net); - kfree(reply); + netlink_unicast(audit_get_sk(reply->net), reply->skb, reply->portid, 0); + reply->skb = NULL; + audit_free_reply(reply); return 0; }
@@ -950,35 +961,32 @@ static int audit_send_reply_thread(void *arg) * @payload: payload data * @size: payload size * - * Allocates an skb, builds the netlink message, and sends it to the port id. - * No failure notifications. + * Allocates a skb, builds the netlink message, and sends it to the port id. */ static void audit_send_reply(struct sk_buff *request_skb, int seq, int type, int done, int multi, const void *payload, int size) { - struct net *net = sock_net(NETLINK_CB(request_skb).sk); - struct sk_buff *skb; struct task_struct *tsk; - struct audit_reply *reply = kmalloc(sizeof(struct audit_reply), - GFP_KERNEL); + struct audit_reply *reply;
+ reply = kzalloc(sizeof(*reply), GFP_KERNEL); if (!reply) return;
- skb = audit_make_reply(seq, type, done, multi, payload, size); - if (!skb) - goto out; - - reply->net = get_net(net); + reply->skb = audit_make_reply(seq, type, done, multi, payload, size); + if (!reply->skb) + goto err; + reply->net = get_net(sock_net(NETLINK_CB(request_skb).sk)); reply->portid = NETLINK_CB(request_skb).portid; - reply->skb = skb;
tsk = kthread_run(audit_send_reply_thread, reply, "audit_send_reply"); - if (!IS_ERR(tsk)) - return; - kfree_skb(skb); -out: - kfree(reply); + if (IS_ERR(tsk)) + goto err; + + return; + +err: + audit_free_reply(reply); }
/* diff --git a/kernel/audit.h b/kernel/audit.h index 2eed4d231624..f0233dc40b17 100644 --- a/kernel/audit.h +++ b/kernel/audit.h @@ -229,7 +229,7 @@ struct audit_netlink_list { struct sk_buff_head q; };
-int audit_send_list(void *_dest); +int audit_send_list_thread(void *_dest);
extern int selinux_audit_rule_update(void);
diff --git a/kernel/auditfilter.c b/kernel/auditfilter.c index 026e34da4ace..a10e2997aa6c 100644 --- a/kernel/auditfilter.c +++ b/kernel/auditfilter.c @@ -1161,11 +1161,8 @@ int audit_rule_change(int type, int seq, void *data, size_t datasz) */ int audit_list_rules_send(struct sk_buff *request_skb, int seq) { - u32 portid = NETLINK_CB(request_skb).portid; - struct net *net = sock_net(NETLINK_CB(request_skb).sk); struct task_struct *tsk; struct audit_netlink_list *dest; - int err = 0;
/* We can't just spew out the rules here because we might fill * the available socket buffer space and deadlock waiting for @@ -1173,25 +1170,26 @@ int audit_list_rules_send(struct sk_buff *request_skb, int seq) * happen if we're actually running in the context of auditctl * trying to _send_ the stuff */
- dest = kmalloc(sizeof(struct audit_netlink_list), GFP_KERNEL); + dest = kmalloc(sizeof(*dest), GFP_KERNEL); if (!dest) return -ENOMEM; - dest->net = get_net(net); - dest->portid = portid; + dest->net = get_net(sock_net(NETLINK_CB(request_skb).sk)); + dest->portid = NETLINK_CB(request_skb).portid; skb_queue_head_init(&dest->q);
mutex_lock(&audit_filter_mutex); audit_list_rules(seq, &dest->q); mutex_unlock(&audit_filter_mutex);
- tsk = kthread_run(audit_send_list, dest, "audit_send_list"); + tsk = kthread_run(audit_send_list_thread, dest, "audit_send_list"); if (IS_ERR(tsk)) { skb_queue_purge(&dest->q); + put_net(dest->net); kfree(dest); - err = PTR_ERR(tsk); + return PTR_ERR(tsk); }
- return err; + return 0; }
int audit_comparator(u32 left, u32 op, u32 right) diff --git a/kernel/bpf/syscall.c b/kernel/bpf/syscall.c index 4e6dee19a668..5e52765161f9 100644 --- a/kernel/bpf/syscall.c +++ b/kernel/bpf/syscall.c @@ -1468,7 +1468,8 @@ static int map_lookup_and_delete_elem(union bpf_attr *attr) map = __bpf_map_get(f); if (IS_ERR(map)) return PTR_ERR(map); - if (!(map_get_sys_perms(map, f) & FMODE_CAN_WRITE)) { + if (!(map_get_sys_perms(map, f) & FMODE_CAN_READ) || + !(map_get_sys_perms(map, f) & FMODE_CAN_WRITE)) { err = -EPERM; goto err_put; } diff --git a/kernel/cpu.c b/kernel/cpu.c index 2371292f30b0..244d30544377 100644 --- a/kernel/cpu.c +++ b/kernel/cpu.c @@ -3,6 +3,7 @@ * * This code is licenced under the GPL. */ +#include <linux/sched/mm.h> #include <linux/proc_fs.h> #include <linux/smp.h> #include <linux/init.h> @@ -564,6 +565,21 @@ static int bringup_cpu(unsigned int cpu) return bringup_wait_for_ap(cpu); }
+static int finish_cpu(unsigned int cpu) +{ + struct task_struct *idle = idle_thread_get(cpu); + struct mm_struct *mm = idle->active_mm; + + /* + * idle_task_exit() will have switched to &init_mm, now + * clean up any remaining active_mm state. + */ + if (mm != &init_mm) + idle->active_mm = &init_mm; + mmdrop(mm); + return 0; +} + /* * Hotplug state machine related functions */ @@ -1549,7 +1565,7 @@ static struct cpuhp_step cpuhp_hp_states[] = { [CPUHP_BRINGUP_CPU] = { .name = "cpu:bringup", .startup.single = bringup_cpu, - .teardown.single = NULL, + .teardown.single = finish_cpu, .cant_stop = true, }, /* Final state before CPU kills itself */ diff --git a/kernel/cpu_pm.c b/kernel/cpu_pm.c index cbca6879ab7d..44a259338e33 100644 --- a/kernel/cpu_pm.c +++ b/kernel/cpu_pm.c @@ -80,7 +80,7 @@ EXPORT_SYMBOL_GPL(cpu_pm_unregister_notifier); */ int cpu_pm_enter(void) { - int nr_calls; + int nr_calls = 0; int ret = 0;
ret = cpu_pm_notify(CPU_PM_ENTER, -1, &nr_calls); @@ -131,7 +131,7 @@ EXPORT_SYMBOL_GPL(cpu_pm_exit); */ int cpu_cluster_pm_enter(void) { - int nr_calls; + int nr_calls = 0; int ret = 0;
ret = cpu_pm_notify(CPU_CLUSTER_PM_ENTER, -1, &nr_calls); diff --git a/kernel/debug/debug_core.c b/kernel/debug/debug_core.c index 2b7c9b67931d..d47c7d6656cd 100644 --- a/kernel/debug/debug_core.c +++ b/kernel/debug/debug_core.c @@ -532,6 +532,7 @@ static int kgdb_reenter_check(struct kgdb_state *ks)
if (exception_level > 1) { dump_stack(); + kgdb_io_module_registered = false; panic("Recursive entry to debugger"); }
@@ -668,6 +669,8 @@ static int kgdb_cpu_enter(struct kgdb_state *ks, struct pt_regs *regs, if (kgdb_skipexception(ks->ex_vector, ks->linux_regs)) goto kgdb_restore;
+ atomic_inc(&ignore_console_lock_warning); + /* Call the I/O driver's pre_exception routine */ if (dbg_io_ops->pre_exception) dbg_io_ops->pre_exception(); @@ -740,6 +743,8 @@ static int kgdb_cpu_enter(struct kgdb_state *ks, struct pt_regs *regs, if (dbg_io_ops->post_exception) dbg_io_ops->post_exception();
+ atomic_dec(&ignore_console_lock_warning); + if (!kgdb_single_step) { raw_spin_unlock(&dbg_slave_lock); /* Wait till all the CPUs have quit from the debugger. */ diff --git a/kernel/exit.c b/kernel/exit.c index ce2a75bc0ade..d56fe51bdf07 100644 --- a/kernel/exit.c +++ b/kernel/exit.c @@ -708,8 +708,12 @@ void __noreturn do_exit(long code) struct task_struct *tsk = current; int group_dead;
- profile_task_exit(tsk); - kcov_task_exit(tsk); + /* + * We can get here from a kernel oops, sometimes with preemption off. + * Start by checking for critical errors. + * Then fix up important state like USER_DS and preemption. + * Then do everything else. + */
WARN_ON(blk_needs_flush_plug(tsk));
@@ -727,6 +731,16 @@ void __noreturn do_exit(long code) */ set_fs(USER_DS);
+ if (unlikely(in_atomic())) { + pr_info("note: %s[%d] exited with preempt_count %d\n", + current->comm, task_pid_nr(current), + preempt_count()); + preempt_count_set(PREEMPT_ENABLED); + } + + profile_task_exit(tsk); + kcov_task_exit(tsk); + ptrace_event(PTRACE_EVENT_EXIT, code);
validate_creds_for_do_exit(tsk); @@ -744,13 +758,6 @@ void __noreturn do_exit(long code)
exit_signals(tsk); /* sets PF_EXITING */
- if (unlikely(in_atomic())) { - pr_info("note: %s[%d] exited with preempt_count %d\n", - current->comm, task_pid_nr(current), - preempt_count()); - preempt_count_set(PREEMPT_ENABLED); - } - /* sync mm's RSS info before statistics gathering */ if (tsk->mm) sync_mm_rss(tsk->mm); diff --git a/kernel/sched/core.c b/kernel/sched/core.c index 9a2fbf98fd6f..5eccfb816d23 100644 --- a/kernel/sched/core.c +++ b/kernel/sched/core.c @@ -6190,13 +6190,14 @@ void idle_task_exit(void) struct mm_struct *mm = current->active_mm;
BUG_ON(cpu_online(smp_processor_id())); + BUG_ON(current != this_rq()->idle);
if (mm != &init_mm) { switch_mm(mm, &init_mm, current); - current->active_mm = &init_mm; finish_arch_post_lock_switch(); } - mmdrop(mm); + + /* finish_cpu(), as ran on the BP, will clean up the active_mm state */ }
/* @@ -7385,6 +7386,8 @@ static DEFINE_MUTEX(cfs_constraints_mutex);
const u64 max_cfs_quota_period = 1 * NSEC_PER_SEC; /* 1s */ static const u64 min_cfs_quota_period = 1 * NSEC_PER_MSEC; /* 1ms */ +/* More than 203 days if BW_SHIFT equals 20. */ +static const u64 max_cfs_runtime = MAX_BW * NSEC_PER_USEC;
static int __cfs_schedulable(struct task_group *tg, u64 period, u64 runtime);
@@ -7412,6 +7415,12 @@ static int tg_set_cfs_bandwidth(struct task_group *tg, u64 period, u64 quota) if (period > max_cfs_quota_period) return -EINVAL;
+ /* + * Bound quota to defend quota against overflow during bandwidth shift. + */ + if (quota != RUNTIME_INF && quota > max_cfs_runtime) + return -EINVAL; + /* * Prevent race between setting of cfs_rq->runtime_enabled and * unthrottle_offline_cfs_rqs(). diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c index da3e5b54715b..2ae7e30ccb33 100644 --- a/kernel/sched/fair.c +++ b/kernel/sched/fair.c @@ -5170,6 +5170,8 @@ static enum hrtimer_restart sched_cfs_period_timer(struct hrtimer *timer) if (!overrun) break;
+ idle = do_sched_cfs_period_timer(cfs_b, overrun, flags); + if (++count > 3) { u64 new, old = ktime_to_ns(cfs_b->period);
@@ -5199,8 +5201,6 @@ static enum hrtimer_restart sched_cfs_period_timer(struct hrtimer *timer) /* reset count so we don't come right back in here */ count = 0; } - - idle = do_sched_cfs_period_timer(cfs_b, overrun, flags); } if (idle) cfs_b->period_active = 0; diff --git a/kernel/sched/rt.c b/kernel/sched/rt.c index df11d88c9895..6d60ba21ed29 100644 --- a/kernel/sched/rt.c +++ b/kernel/sched/rt.c @@ -9,6 +9,8 @@
int sched_rr_timeslice = RR_TIMESLICE; int sysctl_sched_rr_timeslice = (MSEC_PER_SEC / HZ) * RR_TIMESLICE; +/* More than 4 hours if BW_SHIFT equals 20. */ +static const u64 max_rt_runtime = MAX_BW;
static int do_sched_rt_period_timer(struct rt_bandwidth *rt_b, int overrun);
@@ -2585,6 +2587,12 @@ static int tg_set_rt_bandwidth(struct task_group *tg, if (rt_period == 0) return -EINVAL;
+ /* + * Bound quota to defend quota against overflow during bandwidth shift. + */ + if (rt_runtime != RUNTIME_INF && rt_runtime > max_rt_runtime) + return -EINVAL; + mutex_lock(&rt_constraints_mutex); err = __rt_schedulable(tg, rt_period, rt_runtime); if (err) @@ -2702,7 +2710,9 @@ static int sched_rt_global_validate(void) return -EINVAL;
if ((sysctl_sched_rt_runtime != RUNTIME_INF) && - (sysctl_sched_rt_runtime > sysctl_sched_rt_period)) + ((sysctl_sched_rt_runtime > sysctl_sched_rt_period) || + ((u64)sysctl_sched_rt_runtime * + NSEC_PER_USEC > max_rt_runtime))) return -EINVAL;
return 0; diff --git a/kernel/sched/sched.h b/kernel/sched/sched.h index db3a57675ccf..1f58677a8f23 100644 --- a/kernel/sched/sched.h +++ b/kernel/sched/sched.h @@ -1918,6 +1918,8 @@ extern void init_dl_inactive_task_timer(struct sched_dl_entity *dl_se); #define BW_SHIFT 20 #define BW_UNIT (1 << BW_SHIFT) #define RATIO_SHIFT 8 +#define MAX_BW_BITS (64 - BW_SHIFT) +#define MAX_BW ((1ULL << MAX_BW_BITS) - 1) unsigned long to_ratio(u64 period, u64 runtime);
extern void init_entity_runnable_average(struct sched_entity *se); diff --git a/kernel/time/clocksource.c b/kernel/time/clocksource.c index 7cb09c4cf21c..02441ead3c3b 100644 --- a/kernel/time/clocksource.c +++ b/kernel/time/clocksource.c @@ -928,14 +928,12 @@ int __clocksource_register_scale(struct clocksource *cs, u32 scale, u32 freq)
clocksource_arch_init(cs);
-#ifdef CONFIG_GENERIC_VDSO_CLOCK_MODE if (cs->vdso_clock_mode < 0 || cs->vdso_clock_mode >= VDSO_CLOCKMODE_MAX) { pr_warn("clocksource %s registered with invalid VDSO mode %d. Disabling VDSO support.\n", cs->name, cs->vdso_clock_mode); cs->vdso_clock_mode = VDSO_CLOCKMODE_NONE; } -#endif
/* Initialize mult/shift and max_idle_ns */ __clocksource_update_freq_scale(cs, scale, freq); diff --git a/lib/Kconfig.ubsan b/lib/Kconfig.ubsan index 929211039bac..27bcc2568c95 100644 --- a/lib/Kconfig.ubsan +++ b/lib/Kconfig.ubsan @@ -63,7 +63,7 @@ config UBSAN_SANITIZE_ALL config UBSAN_ALIGNMENT bool "Enable checks for pointers alignment" default !HAVE_EFFICIENT_UNALIGNED_ACCESS - depends on !X86 || !COMPILE_TEST + depends on !UBSAN_TRAP help This option enables the check of unaligned memory accesses. Enabling this option on architectures that support unaligned diff --git a/lib/mpi/longlong.h b/lib/mpi/longlong.h index 891e1c3549c4..afbd99987cf8 100644 --- a/lib/mpi/longlong.h +++ b/lib/mpi/longlong.h @@ -653,7 +653,7 @@ do { \ ************** MIPS/64 ************** ***************************************/ #if (defined(__mips) && __mips >= 3) && W_TYPE_SIZE == 64 -#if defined(__mips_isa_rev) && __mips_isa_rev >= 6 +#if defined(__mips_isa_rev) && __mips_isa_rev >= 6 && defined(CONFIG_CC_IS_GCC) /* * GCC ends up emitting a __multi3 intrinsic call for MIPS64r6 with the plain C * code below, so we special case MIPS64r6 until the compiler can do better. diff --git a/lib/test_kasan.c b/lib/test_kasan.c index e3087d90e00d..dc2c6a51d11a 100644 --- a/lib/test_kasan.c +++ b/lib/test_kasan.c @@ -23,6 +23,14 @@
#include <asm/page.h>
+/* + * We assign some test results to these globals to make sure the tests + * are not eliminated as dead code. + */ + +int kasan_int_result; +void *kasan_ptr_result; + /* * Note: test functions are marked noinline so that their names appear in * reports. @@ -622,7 +630,7 @@ static noinline void __init kasan_memchr(void) if (!ptr) return;
- memchr(ptr, '1', size + 1); + kasan_ptr_result = memchr(ptr, '1', size + 1); kfree(ptr); }
@@ -638,7 +646,7 @@ static noinline void __init kasan_memcmp(void) return;
memset(arr, 0, sizeof(arr)); - memcmp(ptr, arr, size+1); + kasan_int_result = memcmp(ptr, arr, size + 1); kfree(ptr); }
@@ -661,22 +669,22 @@ static noinline void __init kasan_strings(void) * will likely point to zeroed byte. */ ptr += 16; - strchr(ptr, '1'); + kasan_ptr_result = strchr(ptr, '1');
pr_info("use-after-free in strrchr\n"); - strrchr(ptr, '1'); + kasan_ptr_result = strrchr(ptr, '1');
pr_info("use-after-free in strcmp\n"); - strcmp(ptr, "2"); + kasan_int_result = strcmp(ptr, "2");
pr_info("use-after-free in strncmp\n"); - strncmp(ptr, "2", 1); + kasan_int_result = strncmp(ptr, "2", 1);
pr_info("use-after-free in strlen\n"); - strlen(ptr); + kasan_int_result = strlen(ptr);
pr_info("use-after-free in strnlen\n"); - strnlen(ptr, 1); + kasan_int_result = strnlen(ptr, 1); }
static noinline void __init kasan_bitops(void) @@ -743,11 +751,12 @@ static noinline void __init kasan_bitops(void) __test_and_change_bit(BITS_PER_LONG + BITS_PER_BYTE, bits);
pr_info("out-of-bounds in test_bit\n"); - (void)test_bit(BITS_PER_LONG + BITS_PER_BYTE, bits); + kasan_int_result = test_bit(BITS_PER_LONG + BITS_PER_BYTE, bits);
#if defined(clear_bit_unlock_is_negative_byte) pr_info("out-of-bounds in clear_bit_unlock_is_negative_byte\n"); - clear_bit_unlock_is_negative_byte(BITS_PER_LONG + BITS_PER_BYTE, bits); + kasan_int_result = clear_bit_unlock_is_negative_byte(BITS_PER_LONG + + BITS_PER_BYTE, bits); #endif kfree(bits); } diff --git a/lib/test_printf.c b/lib/test_printf.c index 6b1622f4d7c2..fc63b8959d42 100644 --- a/lib/test_printf.c +++ b/lib/test_printf.c @@ -637,7 +637,9 @@ static void __init fwnode_pointer(void) test(second_name, "%pfwP", software_node_fwnode(&softnodes[1])); test(third_name, "%pfwP", software_node_fwnode(&softnodes[2]));
- software_node_unregister_nodes(softnodes); + software_node_unregister(&softnodes[2]); + software_node_unregister(&softnodes[1]); + software_node_unregister(&softnodes[0]); }
static void __init diff --git a/mm/huge_memory.c b/mm/huge_memory.c index 11fe0b4dbe67..dddc863b3cbc 100644 --- a/mm/huge_memory.c +++ b/mm/huge_memory.c @@ -2385,6 +2385,8 @@ void __split_huge_pmd(struct vm_area_struct *vma, pmd_t *pmd, { spinlock_t *ptl; struct mmu_notifier_range range; + bool was_locked = false; + pmd_t _pmd;
mmu_notifier_range_init(&range, MMU_NOTIFY_CLEAR, 0, vma, vma->vm_mm, address & HPAGE_PMD_MASK, @@ -2397,11 +2399,32 @@ void __split_huge_pmd(struct vm_area_struct *vma, pmd_t *pmd, * pmd against. Otherwise we can end up replacing wrong page. */ VM_BUG_ON(freeze && !page); - if (page && page != pmd_page(*pmd)) - goto out; + if (page) { + VM_WARN_ON_ONCE(!PageLocked(page)); + was_locked = true; + if (page != pmd_page(*pmd)) + goto out; + }
+repeat: if (pmd_trans_huge(*pmd)) { - page = pmd_page(*pmd); + if (!page) { + page = pmd_page(*pmd); + if (unlikely(!trylock_page(page))) { + get_page(page); + _pmd = *pmd; + spin_unlock(ptl); + lock_page(page); + spin_lock(ptl); + if (unlikely(!pmd_same(*pmd, _pmd))) { + unlock_page(page); + put_page(page); + page = NULL; + goto repeat; + } + put_page(page); + } + } if (PageMlocked(page)) clear_page_mlock(page); } else if (!(pmd_devmap(*pmd) || is_pmd_migration_entry(*pmd))) @@ -2409,6 +2432,8 @@ void __split_huge_pmd(struct vm_area_struct *vma, pmd_t *pmd, __split_huge_pmd_locked(vma, pmd, range.start, freeze); out: spin_unlock(ptl); + if (!was_locked && page) + unlock_page(page); /* * No need to double call mmu_notifier->invalidate_range() callback. * They are 3 cases to consider inside __split_huge_pmd_locked(): diff --git a/mm/page_alloc.c b/mm/page_alloc.c index 13cc653122b7..d0c0d9364aa6 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -1692,7 +1692,6 @@ static void __init deferred_free_pages(unsigned long pfn, } else if (!(pfn & nr_pgmask)) { deferred_free_range(pfn - nr_free, nr_free); nr_free = 1; - touch_nmi_watchdog(); } else { nr_free++; } @@ -1722,7 +1721,6 @@ static unsigned long __init deferred_init_pages(struct zone *zone, continue; } else if (!page || !(pfn & nr_pgmask)) { page = pfn_to_page(pfn); - touch_nmi_watchdog(); } else { page++; } @@ -1845,6 +1843,13 @@ static int __init deferred_init_memmap(void *data) BUG_ON(pgdat->first_deferred_pfn > pgdat_end_pfn(pgdat)); pgdat->first_deferred_pfn = ULONG_MAX;
+ /* + * Once we unlock here, the zone cannot be grown anymore, thus if an + * interrupt thread must allocate this early in boot, zone must be + * pre-grown prior to start of deferred page initialization. + */ + pgdat_resize_unlock(pgdat, &flags); + /* Only the highest zone is deferred so find it */ for (zid = 0; zid < MAX_NR_ZONES; zid++) { zone = pgdat->node_zones + zid; @@ -1862,11 +1867,11 @@ static int __init deferred_init_memmap(void *data) * that we can avoid introducing any issues with the buddy * allocator. */ - while (spfn < epfn) + while (spfn < epfn) { nr_pages += deferred_init_maxorder(&i, zone, &spfn, &epfn); + cond_resched(); + } zone_empty: - pgdat_resize_unlock(pgdat, &flags); - /* Sanity check that the next zone really is unpopulated */ WARN_ON(++zid < MAX_NR_ZONES && populated_zone(++zone));
@@ -1908,17 +1913,6 @@ deferred_grow_zone(struct zone *zone, unsigned int order)
pgdat_resize_lock(pgdat, &flags);
- /* - * If deferred pages have been initialized while we were waiting for - * the lock, return true, as the zone was grown. The caller will retry - * this zone. We won't return to this function since the caller also - * has this static branch. - */ - if (!static_branch_unlikely(&deferred_pages)) { - pgdat_resize_unlock(pgdat, &flags); - return true; - } - /* * If someone grew this zone while we were waiting for spinlock, return * true, as there might be enough pages already. @@ -1947,6 +1941,7 @@ deferred_grow_zone(struct zone *zone, unsigned int order) first_deferred_pfn = spfn;
nr_pages += deferred_init_maxorder(&i, zone, &spfn, &epfn); + touch_nmi_watchdog();
/* We should only stop along section boundaries */ if ((first_deferred_pfn ^ spfn) < PAGES_PER_SECTION) diff --git a/net/batman-adv/bat_v_elp.c b/net/batman-adv/bat_v_elp.c index 1e3172db7492..955e0b8960d6 100644 --- a/net/batman-adv/bat_v_elp.c +++ b/net/batman-adv/bat_v_elp.c @@ -127,20 +127,7 @@ static u32 batadv_v_elp_get_throughput(struct batadv_hardif_neigh_node *neigh) rtnl_lock(); ret = __ethtool_get_link_ksettings(hard_iface->net_dev, &link_settings); rtnl_unlock(); - - /* Virtual interface drivers such as tun / tap interfaces, VLAN, etc - * tend to initialize the interface throughput with some value for the - * sake of having a throughput number to export via ethtool. This - * exported throughput leaves batman-adv to conclude the interface - * throughput is genuine (reflecting reality), thus no measurements - * are necessary. - * - * Based on the observation that those interface types also tend to set - * the link auto-negotiation to 'off', batman-adv shall check this - * setting to differentiate between genuine link throughput information - * and placeholders installed by virtual interfaces. - */ - if (ret == 0 && link_settings.base.autoneg == AUTONEG_ENABLE) { + if (ret == 0) { /* link characteristics might change over time */ if (link_settings.base.duplex == DUPLEX_FULL) hard_iface->bat_v.flags |= BATADV_FULL_DUPLEX; diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c index 0a591be8b0ae..b11f8d391ad8 100644 --- a/net/bluetooth/hci_event.c +++ b/net/bluetooth/hci_event.c @@ -4292,6 +4292,7 @@ static void hci_sync_conn_complete_evt(struct hci_dev *hdev, case 0x11: /* Unsupported Feature or Parameter Value */ case 0x1c: /* SCO interval rejected */ case 0x1a: /* Unsupported Remote Feature */ + case 0x1e: /* Invalid LMP Parameters */ case 0x1f: /* Unspecified error */ case 0x20: /* Unsupported LMP Parameter value */ if (conn->out) { diff --git a/net/core/filter.c b/net/core/filter.c index 5cc9276f1023..11b97c31bca5 100644 --- a/net/core/filter.c +++ b/net/core/filter.c @@ -3124,7 +3124,8 @@ static int bpf_skb_net_shrink(struct sk_buff *skb, u32 off, u32 len_diff, { int ret;
- if (flags & ~BPF_F_ADJ_ROOM_FIXED_GSO) + if (unlikely(flags & ~(BPF_F_ADJ_ROOM_FIXED_GSO | + BPF_F_ADJ_ROOM_NO_CSUM_RESET))) return -EINVAL;
if (skb_is_gso(skb) && !skb_is_gso_tcp(skb)) { @@ -3174,7 +3175,8 @@ BPF_CALL_4(bpf_skb_adjust_room, struct sk_buff *, skb, s32, len_diff, u32 off; int ret;
- if (unlikely(flags & ~BPF_F_ADJ_ROOM_MASK)) + if (unlikely(flags & ~(BPF_F_ADJ_ROOM_MASK | + BPF_F_ADJ_ROOM_NO_CSUM_RESET))) return -EINVAL; if (unlikely(len_diff_abs > 0xfffU)) return -EFAULT; @@ -3202,6 +3204,8 @@ BPF_CALL_4(bpf_skb_adjust_room, struct sk_buff *, skb, s32, len_diff,
ret = shrink ? bpf_skb_net_shrink(skb, off, len_diff_abs, flags) : bpf_skb_net_grow(skb, off, len_diff_abs, flags); + if (!ret && !(flags & BPF_F_ADJ_ROOM_NO_CSUM_RESET)) + __skb_reset_checksum_unnecessary(skb);
bpf_compute_data_pointers(skb); return ret; diff --git a/net/core/skmsg.c b/net/core/skmsg.c index c479372f2cd2..351afbf6bfba 100644 --- a/net/core/skmsg.c +++ b/net/core/skmsg.c @@ -7,6 +7,7 @@
#include <net/sock.h> #include <net/tcp.h> +#include <net/tls.h>
static bool sk_msg_try_coalesce_ok(struct sk_msg *msg, int elem_first_coalesce) { @@ -682,13 +683,75 @@ static struct sk_psock *sk_psock_from_strp(struct strparser *strp) return container_of(parser, struct sk_psock, parser); }
-static void sk_psock_verdict_apply(struct sk_psock *psock, - struct sk_buff *skb, int verdict) +static void sk_psock_skb_redirect(struct sk_psock *psock, struct sk_buff *skb) { struct sk_psock *psock_other; struct sock *sk_other; bool ingress;
+ sk_other = tcp_skb_bpf_redirect_fetch(skb); + if (unlikely(!sk_other)) { + kfree_skb(skb); + return; + } + psock_other = sk_psock(sk_other); + if (!psock_other || sock_flag(sk_other, SOCK_DEAD) || + !sk_psock_test_state(psock_other, SK_PSOCK_TX_ENABLED)) { + kfree_skb(skb); + return; + } + + ingress = tcp_skb_bpf_ingress(skb); + if ((!ingress && sock_writeable(sk_other)) || + (ingress && + atomic_read(&sk_other->sk_rmem_alloc) <= + sk_other->sk_rcvbuf)) { + if (!ingress) + skb_set_owner_w(skb, sk_other); + skb_queue_tail(&psock_other->ingress_skb, skb); + schedule_work(&psock_other->work); + } else { + kfree_skb(skb); + } +} + +static void sk_psock_tls_verdict_apply(struct sk_psock *psock, + struct sk_buff *skb, int verdict) +{ + switch (verdict) { + case __SK_REDIRECT: + sk_psock_skb_redirect(psock, skb); + break; + case __SK_PASS: + case __SK_DROP: + default: + break; + } +} + +int sk_psock_tls_strp_read(struct sk_psock *psock, struct sk_buff *skb) +{ + struct bpf_prog *prog; + int ret = __SK_PASS; + + rcu_read_lock(); + prog = READ_ONCE(psock->progs.skb_verdict); + if (likely(prog)) { + tcp_skb_bpf_redirect_clear(skb); + ret = sk_psock_bpf_run(psock, prog, skb); + ret = sk_psock_map_verd(ret, tcp_skb_bpf_redirect_fetch(skb)); + } + rcu_read_unlock(); + sk_psock_tls_verdict_apply(psock, skb, ret); + return ret; +} +EXPORT_SYMBOL_GPL(sk_psock_tls_strp_read); + +static void sk_psock_verdict_apply(struct sk_psock *psock, + struct sk_buff *skb, int verdict) +{ + struct sock *sk_other; + switch (verdict) { case __SK_PASS: sk_other = psock->sk; @@ -707,25 +770,8 @@ static void sk_psock_verdict_apply(struct sk_psock *psock, } goto out_free; case __SK_REDIRECT: - sk_other = tcp_skb_bpf_redirect_fetch(skb); - if (unlikely(!sk_other)) - goto out_free; - psock_other = sk_psock(sk_other); - if (!psock_other || sock_flag(sk_other, SOCK_DEAD) || - !sk_psock_test_state(psock_other, SK_PSOCK_TX_ENABLED)) - goto out_free; - ingress = tcp_skb_bpf_ingress(skb); - if ((!ingress && sock_writeable(sk_other)) || - (ingress && - atomic_read(&sk_other->sk_rmem_alloc) <= - sk_other->sk_rcvbuf)) { - if (!ingress) - skb_set_owner_w(skb, sk_other); - skb_queue_tail(&psock_other->ingress_skb, skb); - schedule_work(&psock_other->work); - break; - } - /* fall-through */ + sk_psock_skb_redirect(psock, skb); + break; case __SK_DROP: /* fall-through */ default: @@ -779,9 +825,13 @@ static void sk_psock_strp_data_ready(struct sock *sk) rcu_read_lock(); psock = sk_psock(sk); if (likely(psock)) { - write_lock_bh(&sk->sk_callback_lock); - strp_data_ready(&psock->parser.strp); - write_unlock_bh(&sk->sk_callback_lock); + if (tls_sw_has_ctx_rx(sk)) { + psock->parser.saved_data_ready(sk); + } else { + write_lock_bh(&sk->sk_callback_lock); + strp_data_ready(&psock->parser.strp); + write_unlock_bh(&sk->sk_callback_lock); + } } rcu_read_unlock(); } diff --git a/net/netfilter/nft_nat.c b/net/netfilter/nft_nat.c index 8b44a4de5329..bb49a217635e 100644 --- a/net/netfilter/nft_nat.c +++ b/net/netfilter/nft_nat.c @@ -129,7 +129,7 @@ static int nft_nat_init(const struct nft_ctx *ctx, const struct nft_expr *expr, priv->type = NF_NAT_MANIP_DST; break; default: - return -EINVAL; + return -EOPNOTSUPP; }
if (tb[NFTA_NAT_FAMILY] == NULL) @@ -196,7 +196,7 @@ static int nft_nat_init(const struct nft_ctx *ctx, const struct nft_expr *expr, if (tb[NFTA_NAT_FLAGS]) { priv->flags = ntohl(nla_get_be32(tb[NFTA_NAT_FLAGS])); if (priv->flags & ~NF_NAT_RANGE_MASK) - return -EINVAL; + return -EOPNOTSUPP; }
return nf_ct_netns_get(ctx->net, family); diff --git a/net/sunrpc/auth_gss/gss_mech_switch.c b/net/sunrpc/auth_gss/gss_mech_switch.c index 69316ab1b9fa..fae632da1058 100644 --- a/net/sunrpc/auth_gss/gss_mech_switch.c +++ b/net/sunrpc/auth_gss/gss_mech_switch.c @@ -37,6 +37,8 @@ gss_mech_free(struct gss_api_mech *gm)
for (i = 0; i < gm->gm_pf_num; i++) { pf = &gm->gm_pfs[i]; + if (pf->domain) + auth_domain_put(pf->domain); kfree(pf->auth_domain_name); pf->auth_domain_name = NULL; } @@ -59,6 +61,7 @@ make_auth_domain_name(char *name) static int gss_mech_svc_setup(struct gss_api_mech *gm) { + struct auth_domain *dom; struct pf_desc *pf; int i, status;
@@ -68,10 +71,13 @@ gss_mech_svc_setup(struct gss_api_mech *gm) status = -ENOMEM; if (pf->auth_domain_name == NULL) goto out; - status = svcauth_gss_register_pseudoflavor(pf->pseudoflavor, - pf->auth_domain_name); - if (status) + dom = svcauth_gss_register_pseudoflavor( + pf->pseudoflavor, pf->auth_domain_name); + if (IS_ERR(dom)) { + status = PTR_ERR(dom); goto out; + } + pf->domain = dom; } return 0; out: diff --git a/net/sunrpc/auth_gss/svcauth_gss.c b/net/sunrpc/auth_gss/svcauth_gss.c index 50d93c49ef1a..46027d0c903f 100644 --- a/net/sunrpc/auth_gss/svcauth_gss.c +++ b/net/sunrpc/auth_gss/svcauth_gss.c @@ -809,7 +809,7 @@ u32 svcauth_gss_flavor(struct auth_domain *dom)
EXPORT_SYMBOL_GPL(svcauth_gss_flavor);
-int +struct auth_domain * svcauth_gss_register_pseudoflavor(u32 pseudoflavor, char * name) { struct gss_domain *new; @@ -826,21 +826,23 @@ svcauth_gss_register_pseudoflavor(u32 pseudoflavor, char * name) new->h.flavour = &svcauthops_gss; new->pseudoflavor = pseudoflavor;
- stat = 0; test = auth_domain_lookup(name, &new->h); - if (test != &new->h) { /* Duplicate registration */ + if (test != &new->h) { + pr_warn("svc: duplicate registration of gss pseudo flavour %s.\n", + name); + stat = -EADDRINUSE; auth_domain_put(test); - kfree(new->h.name); - goto out_free_dom; + goto out_free_name; } - return 0; + return test;
+out_free_name: + kfree(new->h.name); out_free_dom: kfree(new); out: - return stat; + return ERR_PTR(stat); } - EXPORT_SYMBOL_GPL(svcauth_gss_register_pseudoflavor);
static inline int diff --git a/net/tls/tls_sw.c b/net/tls/tls_sw.c index 8c2763eb6aae..24f64bc0de18 100644 --- a/net/tls/tls_sw.c +++ b/net/tls/tls_sw.c @@ -1742,6 +1742,7 @@ int tls_sw_recvmsg(struct sock *sk, long timeo; bool is_kvec = iov_iter_is_kvec(&msg->msg_iter); bool is_peek = flags & MSG_PEEK; + bool bpf_strp_enabled; int num_async = 0; int pending;
@@ -1752,6 +1753,7 @@ int tls_sw_recvmsg(struct sock *sk,
psock = sk_psock_get(sk); lock_sock(sk); + bpf_strp_enabled = sk_psock_strp_enabled(psock);
/* Process pending decrypted records. It must be non-zero-copy */ err = process_rx_list(ctx, msg, &control, &cmsg, 0, len, false, @@ -1805,11 +1807,12 @@ int tls_sw_recvmsg(struct sock *sk,
if (to_decrypt <= len && !is_kvec && !is_peek && ctx->control == TLS_RECORD_TYPE_DATA && - prot->version != TLS_1_3_VERSION) + prot->version != TLS_1_3_VERSION && + !bpf_strp_enabled) zc = true;
/* Do not use async mode if record is non-data */ - if (ctx->control == TLS_RECORD_TYPE_DATA) + if (ctx->control == TLS_RECORD_TYPE_DATA && !bpf_strp_enabled) async_capable = ctx->async_capable; else async_capable = false; @@ -1859,6 +1862,19 @@ int tls_sw_recvmsg(struct sock *sk, goto pick_next_record;
if (!zc) { + if (bpf_strp_enabled) { + err = sk_psock_tls_strp_read(psock, skb); + if (err != __SK_PASS) { + rxm->offset = rxm->offset + rxm->full_len; + rxm->full_len = 0; + if (err == __SK_DROP) + consume_skb(skb); + ctx->recv_pkt = NULL; + __strp_unpause(&ctx->strp); + continue; + } + } + if (rxm->full_len > len) { retain_skb = true; chunk = len; diff --git a/scripts/sphinx-pre-install b/scripts/sphinx-pre-install index fa3fb05cd54b..09b38ee38ce8 100755 --- a/scripts/sphinx-pre-install +++ b/scripts/sphinx-pre-install @@ -557,7 +557,8 @@ sub give_gentoo_hints() "media-fonts/dejavu", 2) if ($pdf);
if ($pdf) { - check_missing_file(["/usr/share/fonts/noto-cjk/NotoSansCJKsc-Regular.otf"], + check_missing_file(["/usr/share/fonts/noto-cjk/NotoSansCJKsc-Regular.otf", + "/usr/share/fonts/noto-cjk/NotoSerifCJK-Regular.ttc"], "media-fonts/noto-cjk", 2); }
@@ -572,10 +573,10 @@ sub give_gentoo_hints() my $portage_imagemagick = "/etc/portage/package.use/imagemagick"; my $portage_cairo = "/etc/portage/package.use/graphviz";
- if (qx(cat $portage_imagemagick) ne "$imagemagick\n") { + if (qx(grep imagemagick $portage_imagemagick 2>/dev/null) eq "") { printf("\tsudo su -c 'echo "$imagemagick" > $portage_imagemagick'\n") } - if (qx(cat $portage_cairo) ne "$cairo\n") { + if (qx(grep graphviz $portage_cairo 2>/dev/null) eq "") { printf("\tsudo su -c 'echo "$cairo" > $portage_cairo'\n"); }
diff --git a/security/integrity/evm/evm_crypto.c b/security/integrity/evm/evm_crypto.c index 764b896cd628..168c3b78ac47 100644 --- a/security/integrity/evm/evm_crypto.c +++ b/security/integrity/evm/evm_crypto.c @@ -241,7 +241,7 @@ static int evm_calc_hmac_or_hash(struct dentry *dentry,
/* Portable EVM signatures must include an IMA hash */ if (type == EVM_XATTR_PORTABLE_DIGSIG && !ima_present) - return -EPERM; + error = -EPERM; out: kfree(xattr_value); kfree(desc); diff --git a/security/integrity/ima/ima.h b/security/integrity/ima/ima.h index 64317d95363e..495e28bd488e 100644 --- a/security/integrity/ima/ima.h +++ b/security/integrity/ima/ima.h @@ -36,7 +36,7 @@ enum tpm_pcrs { TPM_PCR0 = 0, TPM_PCR8 = 8 }; #define IMA_DIGEST_SIZE SHA1_DIGEST_SIZE #define IMA_EVENT_NAME_LEN_MAX 255
-#define IMA_HASH_BITS 9 +#define IMA_HASH_BITS 10 #define IMA_MEASURE_HTABLE_SIZE (1 << IMA_HASH_BITS)
#define IMA_TEMPLATE_FIELD_ID_MAX_LEN 16 @@ -52,6 +52,7 @@ extern int ima_policy_flag; extern int ima_hash_algo; extern int ima_appraise; extern struct tpm_chip *ima_tpm_chip; +extern const char boot_aggregate_name[];
/* IMA event related data */ struct ima_event_data { @@ -140,7 +141,7 @@ int ima_calc_buffer_hash(const void *buf, loff_t len, int ima_calc_field_array_hash(struct ima_field_data *field_data, struct ima_template_desc *desc, int num_fields, struct ima_digest_data *hash); -int __init ima_calc_boot_aggregate(struct ima_digest_data *hash); +int ima_calc_boot_aggregate(struct ima_digest_data *hash); void ima_add_violation(struct file *file, const unsigned char *filename, struct integrity_iint_cache *iint, const char *op, const char *cause); @@ -175,9 +176,10 @@ struct ima_h_table { }; extern struct ima_h_table ima_htable;
-static inline unsigned long ima_hash_key(u8 *digest) +static inline unsigned int ima_hash_key(u8 *digest) { - return hash_long(*digest, IMA_HASH_BITS); + /* there is no point in taking a hash of part of a digest */ + return (digest[0] | digest[1] << 8) % IMA_MEASURE_HTABLE_SIZE; }
#define __ima_hooks(hook) \ diff --git a/security/integrity/ima/ima_crypto.c b/security/integrity/ima/ima_crypto.c index 88b5e288f241..fb27174806ba 100644 --- a/security/integrity/ima/ima_crypto.c +++ b/security/integrity/ima/ima_crypto.c @@ -645,7 +645,7 @@ int ima_calc_buffer_hash(const void *buf, loff_t len, return calc_buffer_shash(buf, len, hash); }
-static void __init ima_pcrread(u32 idx, struct tpm_digest *d) +static void ima_pcrread(u32 idx, struct tpm_digest *d) { if (!ima_tpm_chip) return; @@ -655,18 +655,29 @@ static void __init ima_pcrread(u32 idx, struct tpm_digest *d) }
/* - * Calculate the boot aggregate hash + * The boot_aggregate is a cumulative hash over TPM registers 0 - 7. With + * TPM 1.2 the boot_aggregate was based on reading the SHA1 PCRs, but with + * TPM 2.0 hash agility, TPM chips could support multiple TPM PCR banks, + * allowing firmware to configure and enable different banks. + * + * Knowing which TPM bank is read to calculate the boot_aggregate digest + * needs to be conveyed to a verifier. For this reason, use the same + * hash algorithm for reading the TPM PCRs as for calculating the boot + * aggregate digest as stored in the measurement list. */ -static int __init ima_calc_boot_aggregate_tfm(char *digest, - struct crypto_shash *tfm) +static int ima_calc_boot_aggregate_tfm(char *digest, u16 alg_id, + struct crypto_shash *tfm) { - struct tpm_digest d = { .alg_id = TPM_ALG_SHA1, .digest = {0} }; + struct tpm_digest d = { .alg_id = alg_id, .digest = {0} }; int rc; u32 i; SHASH_DESC_ON_STACK(shash, tfm);
shash->tfm = tfm;
+ pr_devel("calculating the boot-aggregate based on TPM bank: %04x\n", + d.alg_id); + rc = crypto_shash_init(shash); if (rc != 0) return rc; @@ -675,24 +686,48 @@ static int __init ima_calc_boot_aggregate_tfm(char *digest, for (i = TPM_PCR0; i < TPM_PCR8; i++) { ima_pcrread(i, &d); /* now accumulate with current aggregate */ - rc = crypto_shash_update(shash, d.digest, TPM_DIGEST_SIZE); + rc = crypto_shash_update(shash, d.digest, + crypto_shash_digestsize(tfm)); } if (!rc) crypto_shash_final(shash, digest); return rc; }
-int __init ima_calc_boot_aggregate(struct ima_digest_data *hash) +int ima_calc_boot_aggregate(struct ima_digest_data *hash) { struct crypto_shash *tfm; - int rc; + u16 crypto_id, alg_id; + int rc, i, bank_idx = -1; + + for (i = 0; i < ima_tpm_chip->nr_allocated_banks; i++) { + crypto_id = ima_tpm_chip->allocated_banks[i].crypto_id; + if (crypto_id == hash->algo) { + bank_idx = i; + break; + } + + if (crypto_id == HASH_ALGO_SHA256) + bank_idx = i; + + if (bank_idx == -1 && crypto_id == HASH_ALGO_SHA1) + bank_idx = i; + } + + if (bank_idx == -1) { + pr_err("No suitable TPM algorithm for boot aggregate\n"); + return 0; + } + + hash->algo = ima_tpm_chip->allocated_banks[bank_idx].crypto_id;
tfm = ima_alloc_tfm(hash->algo); if (IS_ERR(tfm)) return PTR_ERR(tfm);
hash->length = crypto_shash_digestsize(tfm); - rc = ima_calc_boot_aggregate_tfm(hash->digest, tfm); + alg_id = ima_tpm_chip->allocated_banks[bank_idx].alg_id; + rc = ima_calc_boot_aggregate_tfm(hash->digest, alg_id, tfm);
ima_free_tfm(tfm);
diff --git a/security/integrity/ima/ima_init.c b/security/integrity/ima/ima_init.c index 567468188a61..4902fe7bd570 100644 --- a/security/integrity/ima/ima_init.c +++ b/security/integrity/ima/ima_init.c @@ -19,13 +19,13 @@ #include "ima.h"
/* name for boot aggregate entry */ -static const char boot_aggregate_name[] = "boot_aggregate"; +const char boot_aggregate_name[] = "boot_aggregate"; struct tpm_chip *ima_tpm_chip;
/* Add the boot aggregate to the IMA measurement list and extend * the PCR register. * - * Calculate the boot aggregate, a SHA1 over tpm registers 0-7, + * Calculate the boot aggregate, a hash over tpm registers 0-7, * assuming a TPM chip exists, and zeroes if the TPM chip does not * exist. Add the boot aggregate measurement to the measurement * list and extend the PCR register. @@ -49,15 +49,27 @@ static int __init ima_add_boot_aggregate(void) int violation = 0; struct { struct ima_digest_data hdr; - char digest[TPM_DIGEST_SIZE]; + char digest[TPM_MAX_DIGEST_SIZE]; } hash;
memset(iint, 0, sizeof(*iint)); memset(&hash, 0, sizeof(hash)); iint->ima_hash = &hash.hdr; - iint->ima_hash->algo = HASH_ALGO_SHA1; - iint->ima_hash->length = SHA1_DIGEST_SIZE; - + iint->ima_hash->algo = ima_hash_algo; + iint->ima_hash->length = hash_digest_size[ima_hash_algo]; + + /* + * With TPM 2.0 hash agility, TPM chips could support multiple TPM + * PCR banks, allowing firmware to configure and enable different + * banks. The SHA1 bank is not necessarily enabled. + * + * Use the same hash algorithm for reading the TPM PCRs as for + * calculating the boot aggregate digest. Preference is given to + * the configured IMA default hash algorithm. Otherwise, use the + * TCG required banks - SHA256 for TPM 2.0, SHA1 for TPM 1.2. + * Ultimately select SHA1 also for TPM 2.0 if the SHA256 PCR bank + * is not found. + */ if (ima_tpm_chip) { result = ima_calc_boot_aggregate(&hash.hdr); if (result < 0) { diff --git a/security/integrity/ima/ima_main.c b/security/integrity/ima/ima_main.c index 9d0abedeae77..f96f151294e6 100644 --- a/security/integrity/ima/ima_main.c +++ b/security/integrity/ima/ima_main.c @@ -792,6 +792,9 @@ static int __init init_ima(void) error = ima_init(); }
+ if (error) + return error; + error = register_blocking_lsm_notifier(&ima_lsm_policy_notifier); if (error) pr_warn("Couldn't register LSM notifier, error %d\n", error); diff --git a/security/integrity/ima/ima_policy.c b/security/integrity/ima/ima_policy.c index c334e0dc6083..e493063a3c34 100644 --- a/security/integrity/ima/ima_policy.c +++ b/security/integrity/ima/ima_policy.c @@ -204,7 +204,7 @@ static struct ima_rule_entry *arch_policy_entry __ro_after_init; static LIST_HEAD(ima_default_rules); static LIST_HEAD(ima_policy_rules); static LIST_HEAD(ima_temp_rules); -static struct list_head *ima_rules; +static struct list_head *ima_rules = &ima_default_rules;
/* Pre-allocated buffer used for matching keyrings. */ static char *ima_keyrings; @@ -644,9 +644,12 @@ static void add_rules(struct ima_rule_entry *entries, int count, list_add_tail(&entry->list, &ima_policy_rules); } if (entries[i].action == APPRAISE) { - temp_ima_appraise |= ima_appraise_flag(entries[i].func); - if (entries[i].func == POLICY_CHECK) - temp_ima_appraise |= IMA_APPRAISE_POLICY; + if (entries != build_appraise_rules) + temp_ima_appraise |= + ima_appraise_flag(entries[i].func); + else + build_ima_appraise |= + ima_appraise_flag(entries[i].func); } } } @@ -765,7 +768,6 @@ void __init ima_init_policy(void) ARRAY_SIZE(default_appraise_rules), IMA_DEFAULT_POLICY);
- ima_rules = &ima_default_rules; ima_update_policy_flag(); }
diff --git a/security/integrity/ima/ima_template_lib.c b/security/integrity/ima/ima_template_lib.c index 9cd1e50f3ccc..635c6ac05050 100644 --- a/security/integrity/ima/ima_template_lib.c +++ b/security/integrity/ima/ima_template_lib.c @@ -286,6 +286,24 @@ int ima_eventdigest_init(struct ima_event_data *event_data, goto out; }
+ if ((const char *)event_data->filename == boot_aggregate_name) { + if (ima_tpm_chip) { + hash.hdr.algo = HASH_ALGO_SHA1; + result = ima_calc_boot_aggregate(&hash.hdr); + + /* algo can change depending on available PCR banks */ + if (!result && hash.hdr.algo != HASH_ALGO_SHA1) + result = -EINVAL; + + if (result < 0) + memset(&hash, 0, sizeof(hash)); + } + + cur_digest = hash.hdr.digest; + cur_digestsize = hash_digest_size[HASH_ALGO_SHA1]; + goto out; + } + if (!event_data->file) /* missing info to re-calculate the digest */ return -EINVAL;
diff --git a/security/lockdown/lockdown.c b/security/lockdown/lockdown.c index 5a952617a0eb..87cbdc64d272 100644 --- a/security/lockdown/lockdown.c +++ b/security/lockdown/lockdown.c @@ -150,7 +150,7 @@ static int __init lockdown_secfs_init(void) { struct dentry *dentry;
- dentry = securityfs_create_file("lockdown", 0600, NULL, NULL, + dentry = securityfs_create_file("lockdown", 0644, NULL, NULL, &lockdown_ops); return PTR_ERR_OR_ZERO(dentry); } diff --git a/security/selinux/ss/policydb.c b/security/selinux/ss/policydb.c index c21b922e5ebe..1a4f74e7a267 100644 --- a/security/selinux/ss/policydb.c +++ b/security/selinux/ss/policydb.c @@ -2504,6 +2504,7 @@ int policydb_read(struct policydb *p, void *fp) if (rc) goto bad;
+ rc = -ENOMEM; p->type_attr_map_array = kvcalloc(p->p_types.nprim, sizeof(*p->type_attr_map_array), GFP_KERNEL); diff --git a/tools/cgroup/iocost_monitor.py b/tools/cgroup/iocost_monitor.py index 9d8e9613008a..103605f5be8c 100644 --- a/tools/cgroup/iocost_monitor.py +++ b/tools/cgroup/iocost_monitor.py @@ -112,14 +112,14 @@ class IocStat:
def dict(self, now): return { 'device' : devname, - 'timestamp' : str(now), - 'enabled' : str(int(self.enabled)), - 'running' : str(int(self.running)), - 'period_ms' : str(self.period_ms), - 'period_at' : str(self.period_at), - 'period_vtime_at' : str(self.vperiod_at), - 'busy_level' : str(self.busy_level), - 'vrate_pct' : str(self.vrate_pct), } + 'timestamp' : now, + 'enabled' : self.enabled, + 'running' : self.running, + 'period_ms' : self.period_ms, + 'period_at' : self.period_at, + 'period_vtime_at' : self.vperiod_at, + 'busy_level' : self.busy_level, + 'vrate_pct' : self.vrate_pct, }
def table_preamble_str(self): state = ('RUN' if self.running else 'IDLE') if self.enabled else 'OFF' @@ -179,19 +179,19 @@ class IocgStat:
def dict(self, now, path): out = { 'cgroup' : path, - 'timestamp' : str(now), - 'is_active' : str(int(self.is_active)), - 'weight' : str(self.weight), - 'weight_active' : str(self.active), - 'weight_inuse' : str(self.inuse), - 'hweight_active_pct' : str(self.hwa_pct), - 'hweight_inuse_pct' : str(self.hwi_pct), - 'inflight_pct' : str(self.inflight_pct), - 'debt_ms' : str(self.debt_ms), - 'use_delay' : str(self.use_delay), - 'delay_ms' : str(self.delay_ms), - 'usage_pct' : str(self.usage), - 'address' : str(hex(self.address)) } + 'timestamp' : now, + 'is_active' : self.is_active, + 'weight' : self.weight, + 'weight_active' : self.active, + 'weight_inuse' : self.inuse, + 'hweight_active_pct' : self.hwa_pct, + 'hweight_inuse_pct' : self.hwi_pct, + 'inflight_pct' : self.inflight_pct, + 'debt_ms' : self.debt_ms, + 'use_delay' : self.use_delay, + 'delay_ms' : self.delay_ms, + 'usage_pct' : self.usage, + 'address' : self.address } for i in range(len(self.usages)): out[f'usage_pct_{i}'] = str(self.usages[i]) return out diff --git a/tools/include/uapi/linux/bpf.h b/tools/include/uapi/linux/bpf.h index 7bbf1b65be10..ad77cf9bb37e 100644 --- a/tools/include/uapi/linux/bpf.h +++ b/tools/include/uapi/linux/bpf.h @@ -1589,6 +1589,13 @@ union bpf_attr { * Grow or shrink the room for data in the packet associated to * *skb* by *len_diff*, and according to the selected *mode*. * + * By default, the helper will reset any offloaded checksum + * indicator of the skb to CHECKSUM_NONE. This can be avoided + * by the following flag: + * + * * **BPF_F_ADJ_ROOM_NO_CSUM_RESET**: Do not reset offloaded + * checksum data of the skb to CHECKSUM_NONE. + * * There are two supported modes at this time: * * * **BPF_ADJ_ROOM_MAC**: Adjust room at the mac layer @@ -3235,6 +3242,7 @@ enum { BPF_F_ADJ_ROOM_ENCAP_L3_IPV6 = (1ULL << 2), BPF_F_ADJ_ROOM_ENCAP_L4_GRE = (1ULL << 3), BPF_F_ADJ_ROOM_ENCAP_L4_UDP = (1ULL << 4), + BPF_F_ADJ_ROOM_NO_CSUM_RESET = (1ULL << 5), };
enum { diff --git a/tools/lib/api/fs/fs.c b/tools/lib/api/fs/fs.c index 027b18f7ed8c..82f53d81a7a7 100644 --- a/tools/lib/api/fs/fs.c +++ b/tools/lib/api/fs/fs.c @@ -90,6 +90,7 @@ struct fs { const char * const *mounts; char path[PATH_MAX]; bool found; + bool checked; long magic; };
@@ -111,31 +112,37 @@ static struct fs fs__entries[] = { .name = "sysfs", .mounts = sysfs__fs_known_mountpoints, .magic = SYSFS_MAGIC, + .checked = false, }, [FS__PROCFS] = { .name = "proc", .mounts = procfs__known_mountpoints, .magic = PROC_SUPER_MAGIC, + .checked = false, }, [FS__DEBUGFS] = { .name = "debugfs", .mounts = debugfs__known_mountpoints, .magic = DEBUGFS_MAGIC, + .checked = false, }, [FS__TRACEFS] = { .name = "tracefs", .mounts = tracefs__known_mountpoints, .magic = TRACEFS_MAGIC, + .checked = false, }, [FS__HUGETLBFS] = { .name = "hugetlbfs", .mounts = hugetlbfs__known_mountpoints, .magic = HUGETLBFS_MAGIC, + .checked = false, }, [FS__BPF_FS] = { .name = "bpf", .mounts = bpf_fs__known_mountpoints, .magic = BPF_FS_MAGIC, + .checked = false, }, };
@@ -158,6 +165,7 @@ static bool fs__read_mounts(struct fs *fs) }
fclose(fp); + fs->checked = true; return fs->found = found; }
@@ -220,6 +228,7 @@ static bool fs__env_override(struct fs *fs) return false;
fs->found = true; + fs->checked = true; strncpy(fs->path, override_path, sizeof(fs->path) - 1); fs->path[sizeof(fs->path) - 1] = '\0'; return true; @@ -246,6 +255,14 @@ static const char *fs__mountpoint(int idx) if (fs->found) return (const char *)fs->path;
+ /* the mount point was already checked for the mount point + * but and did not exist, so return NULL to avoid scanning again. + * This makes the found and not found paths cost equivalent + * in case of multiple calls. + */ + if (fs->checked) + return NULL; + return fs__get_mountpoint(fs); }
diff --git a/tools/lib/api/fs/fs.h b/tools/lib/api/fs/fs.h index 936edb95e1f3..aa222ca30311 100644 --- a/tools/lib/api/fs/fs.h +++ b/tools/lib/api/fs/fs.h @@ -18,6 +18,18 @@ const char *name##__mount(void); \ bool name##__configured(void); \
+/* + * The xxxx__mountpoint() entry points find the first match mount point for each + * filesystems listed below, where xxxx is the filesystem type. + * + * The interface is as follows: + * + * - If a mount point is found on first call, it is cached and used for all + * subsequent calls. + * + * - If a mount point is not found, NULL is returned on first call and all + * subsequent calls. + */ FS(sysfs) FS(procfs) FS(debugfs) diff --git a/tools/lib/bpf/hashmap.c b/tools/lib/bpf/hashmap.c index 54c30c802070..cffb96202e0d 100644 --- a/tools/lib/bpf/hashmap.c +++ b/tools/lib/bpf/hashmap.c @@ -59,7 +59,14 @@ struct hashmap *hashmap__new(hashmap_hash_fn hash_fn,
void hashmap__clear(struct hashmap *map) { + struct hashmap_entry *cur, *tmp; + int bkt; + + hashmap__for_each_entry_safe(map, cur, tmp, bkt) { + free(cur); + } free(map->buckets); + map->buckets = NULL; map->cap = map->cap_bits = map->sz = 0; }
diff --git a/tools/lib/bpf/libbpf.c b/tools/lib/bpf/libbpf.c index 8f480e29a6b0..0c5b4fb553fb 100644 --- a/tools/lib/bpf/libbpf.c +++ b/tools/lib/bpf/libbpf.c @@ -3482,107 +3482,111 @@ bpf_object__populate_internal_map(struct bpf_object *obj, struct bpf_map *map) return 0; }
+static void bpf_map__destroy(struct bpf_map *map); + +static int bpf_object__create_map(struct bpf_object *obj, struct bpf_map *map) +{ + struct bpf_create_map_attr create_attr; + struct bpf_map_def *def = &map->def; + + memset(&create_attr, 0, sizeof(create_attr)); + + if (obj->caps.name) + create_attr.name = map->name; + create_attr.map_ifindex = map->map_ifindex; + create_attr.map_type = def->type; + create_attr.map_flags = def->map_flags; + create_attr.key_size = def->key_size; + create_attr.value_size = def->value_size; + + if (def->type == BPF_MAP_TYPE_PERF_EVENT_ARRAY && !def->max_entries) { + int nr_cpus; + + nr_cpus = libbpf_num_possible_cpus(); + if (nr_cpus < 0) { + pr_warn("map '%s': failed to determine number of system CPUs: %d\n", + map->name, nr_cpus); + return nr_cpus; + } + pr_debug("map '%s': setting size to %d\n", map->name, nr_cpus); + create_attr.max_entries = nr_cpus; + } else { + create_attr.max_entries = def->max_entries; + } + + if (bpf_map__is_struct_ops(map)) + create_attr.btf_vmlinux_value_type_id = + map->btf_vmlinux_value_type_id; + + create_attr.btf_fd = 0; + create_attr.btf_key_type_id = 0; + create_attr.btf_value_type_id = 0; + if (obj->btf && !bpf_map_find_btf_info(obj, map)) { + create_attr.btf_fd = btf__fd(obj->btf); + create_attr.btf_key_type_id = map->btf_key_type_id; + create_attr.btf_value_type_id = map->btf_value_type_id; + } + + map->fd = bpf_create_map_xattr(&create_attr); + if (map->fd < 0 && (create_attr.btf_key_type_id || + create_attr.btf_value_type_id)) { + char *cp, errmsg[STRERR_BUFSIZE]; + int err = -errno; + + cp = libbpf_strerror_r(err, errmsg, sizeof(errmsg)); + pr_warn("Error in bpf_create_map_xattr(%s):%s(%d). Retrying without BTF.\n", + map->name, cp, err); + create_attr.btf_fd = 0; + create_attr.btf_key_type_id = 0; + create_attr.btf_value_type_id = 0; + map->btf_key_type_id = 0; + map->btf_value_type_id = 0; + map->fd = bpf_create_map_xattr(&create_attr); + } + + if (map->fd < 0) + return -errno; + + return 0; +} + static int bpf_object__create_maps(struct bpf_object *obj) { - struct bpf_create_map_attr create_attr = {}; - int nr_cpus = 0; - unsigned int i; + struct bpf_map *map; + char *cp, errmsg[STRERR_BUFSIZE]; + unsigned int i, j; int err;
for (i = 0; i < obj->nr_maps; i++) { - struct bpf_map *map = &obj->maps[i]; - struct bpf_map_def *def = &map->def; - char *cp, errmsg[STRERR_BUFSIZE]; - int *pfd = &map->fd; + map = &obj->maps[i];
if (map->pin_path) { err = bpf_object__reuse_map(map); if (err) { - pr_warn("error reusing pinned map %s\n", + pr_warn("map '%s': error reusing pinned map\n", map->name); - return err; + goto err_out; } }
if (map->fd >= 0) { - pr_debug("skip map create (preset) %s: fd=%d\n", + pr_debug("map '%s': skipping creation (preset fd=%d)\n", map->name, map->fd); continue; }
- if (obj->caps.name) - create_attr.name = map->name; - create_attr.map_ifindex = map->map_ifindex; - create_attr.map_type = def->type; - create_attr.map_flags = def->map_flags; - create_attr.key_size = def->key_size; - create_attr.value_size = def->value_size; - if (def->type == BPF_MAP_TYPE_PERF_EVENT_ARRAY && - !def->max_entries) { - if (!nr_cpus) - nr_cpus = libbpf_num_possible_cpus(); - if (nr_cpus < 0) { - pr_warn("failed to determine number of system CPUs: %d\n", - nr_cpus); - err = nr_cpus; - goto err_out; - } - pr_debug("map '%s': setting size to %d\n", - map->name, nr_cpus); - create_attr.max_entries = nr_cpus; - } else { - create_attr.max_entries = def->max_entries; - } - create_attr.btf_fd = 0; - create_attr.btf_key_type_id = 0; - create_attr.btf_value_type_id = 0; - if (bpf_map_type__is_map_in_map(def->type) && - map->inner_map_fd >= 0) - create_attr.inner_map_fd = map->inner_map_fd; - if (bpf_map__is_struct_ops(map)) - create_attr.btf_vmlinux_value_type_id = - map->btf_vmlinux_value_type_id; - - if (obj->btf && !bpf_map_find_btf_info(obj, map)) { - create_attr.btf_fd = btf__fd(obj->btf); - create_attr.btf_key_type_id = map->btf_key_type_id; - create_attr.btf_value_type_id = map->btf_value_type_id; - } - - *pfd = bpf_create_map_xattr(&create_attr); - if (*pfd < 0 && (create_attr.btf_key_type_id || - create_attr.btf_value_type_id)) { - err = -errno; - cp = libbpf_strerror_r(err, errmsg, sizeof(errmsg)); - pr_warn("Error in bpf_create_map_xattr(%s):%s(%d). Retrying without BTF.\n", - map->name, cp, err); - create_attr.btf_fd = 0; - create_attr.btf_key_type_id = 0; - create_attr.btf_value_type_id = 0; - map->btf_key_type_id = 0; - map->btf_value_type_id = 0; - *pfd = bpf_create_map_xattr(&create_attr); - } - - if (*pfd < 0) { - size_t j; + err = bpf_object__create_map(obj, map); + if (err) + goto err_out;
- err = -errno; -err_out: - cp = libbpf_strerror_r(err, errmsg, sizeof(errmsg)); - pr_warn("failed to create map (name: '%s'): %s(%d)\n", - map->name, cp, err); - pr_perm_msg(err); - for (j = 0; j < i; j++) - zclose(obj->maps[j].fd); - return err; - } + pr_debug("map '%s': created successfully, fd=%d\n", map->name, + map->fd);
if (bpf_map__is_internal(map)) { err = bpf_object__populate_internal_map(obj, map); if (err < 0) { - zclose(*pfd); + zclose(map->fd); goto err_out; } } @@ -3590,16 +3594,23 @@ bpf_object__create_maps(struct bpf_object *obj) if (map->pin_path && !map->pinned) { err = bpf_map__pin(map, NULL); if (err) { - pr_warn("failed to auto-pin map name '%s' at '%s'\n", - map->name, map->pin_path); - return err; + pr_warn("map '%s': failed to auto-pin at '%s': %d\n", + map->name, map->pin_path, err); + zclose(map->fd); + goto err_out; } } - - pr_debug("created map %s: fd=%d\n", map->name, *pfd); }
return 0; + +err_out: + cp = libbpf_strerror_r(err, errmsg, sizeof(errmsg)); + pr_warn("map '%s': failed to create: %s(%d)\n", map->name, cp, err); + pr_perm_msg(err); + for (j = 0; j < i; j++) + zclose(obj->maps[j].fd); + return err; }
static int @@ -5955,6 +5966,32 @@ int bpf_object__pin(struct bpf_object *obj, const char *path) return 0; }
+static void bpf_map__destroy(struct bpf_map *map) +{ + if (map->clear_priv) + map->clear_priv(map, map->priv); + map->priv = NULL; + map->clear_priv = NULL; + + if (map->mmaped) { + munmap(map->mmaped, bpf_map_mmap_sz(map)); + map->mmaped = NULL; + } + + if (map->st_ops) { + zfree(&map->st_ops->data); + zfree(&map->st_ops->progs); + zfree(&map->st_ops->kern_func_off); + zfree(&map->st_ops); + } + + zfree(&map->name); + zfree(&map->pin_path); + + if (map->fd >= 0) + zclose(map->fd); +} + void bpf_object__close(struct bpf_object *obj) { size_t i; @@ -5970,29 +6007,8 @@ void bpf_object__close(struct bpf_object *obj) btf__free(obj->btf); btf_ext__free(obj->btf_ext);
- for (i = 0; i < obj->nr_maps; i++) { - struct bpf_map *map = &obj->maps[i]; - - if (map->clear_priv) - map->clear_priv(map, map->priv); - map->priv = NULL; - map->clear_priv = NULL; - - if (map->mmaped) { - munmap(map->mmaped, bpf_map_mmap_sz(map)); - map->mmaped = NULL; - } - - if (map->st_ops) { - zfree(&map->st_ops->data); - zfree(&map->st_ops->progs); - zfree(&map->st_ops->kern_func_off); - zfree(&map->st_ops); - } - - zfree(&map->name); - zfree(&map->pin_path); - } + for (i = 0; i < obj->nr_maps; i++) + bpf_map__destroy(&obj->maps[i]);
zfree(&obj->kconfig); zfree(&obj->externs); @@ -6672,6 +6688,7 @@ int libbpf_find_vmlinux_btf_id(const char *name, enum bpf_attach_type attach_type) { struct btf *btf; + int err;
btf = libbpf_find_kernel_btf(); if (IS_ERR(btf)) { @@ -6679,7 +6696,9 @@ int libbpf_find_vmlinux_btf_id(const char *name, return -EINVAL; }
- return __find_vmlinux_btf_id(btf, name, attach_type); + err = __find_vmlinux_btf_id(btf, name, attach_type); + btf__free(btf); + return err; }
static int libbpf_find_prog_btf_id(const char *name, __u32 attach_prog_fd) @@ -7790,9 +7809,12 @@ void perf_buffer__free(struct perf_buffer *pb) if (!pb) return; if (pb->cpu_bufs) { - for (i = 0; i < pb->cpu_cnt && pb->cpu_bufs[i]; i++) { + for (i = 0; i < pb->cpu_cnt; i++) { struct perf_cpu_buf *cpu_buf = pb->cpu_bufs[i];
+ if (!cpu_buf) + continue; + bpf_map_delete_elem(pb->map_fd, &cpu_buf->map_key); perf_buffer__free_cpu_buf(pb, cpu_buf); } diff --git a/tools/lib/perf/evlist.c b/tools/lib/perf/evlist.c index 5b9f2ca50591..62130d28652d 100644 --- a/tools/lib/perf/evlist.c +++ b/tools/lib/perf/evlist.c @@ -125,6 +125,7 @@ static void perf_evlist__purge(struct perf_evlist *evlist) void perf_evlist__exit(struct perf_evlist *evlist) { perf_cpu_map__put(evlist->cpus); + perf_cpu_map__put(evlist->all_cpus); perf_thread_map__put(evlist->threads); evlist->cpus = NULL; evlist->threads = NULL; diff --git a/tools/objtool/check.c b/tools/objtool/check.c index 3c6da70e6084..5a867a469ba5 100644 --- a/tools/objtool/check.c +++ b/tools/objtool/check.c @@ -916,6 +916,12 @@ static int add_special_section_alts(struct objtool_file *file) }
if (special_alt->group) { + if (!special_alt->orig_len) { + WARN_FUNC("empty alternative entry", + orig_insn->sec, orig_insn->offset); + continue; + } + ret = handle_group_alt(file, special_alt, orig_insn, &new_insn); if (ret) diff --git a/tools/perf/builtin-probe.c b/tools/perf/builtin-probe.c index 70548df2abb9..6b1507566770 100644 --- a/tools/perf/builtin-probe.c +++ b/tools/perf/builtin-probe.c @@ -364,6 +364,9 @@ static int perf_add_probe_events(struct perf_probe_event *pevs, int npevs)
for (k = 0; k < pev->ntevs; k++) { struct probe_trace_event *tev = &pev->tevs[k]; + /* Skipped events have no event name */ + if (!tev->event) + continue;
/* We use tev's name for showing new events */ show_perf_probe_event(tev->group, tev->event, pev, diff --git a/tools/perf/util/dso.c b/tools/perf/util/dso.c index 91f21239608b..88b05f08f768 100644 --- a/tools/perf/util/dso.c +++ b/tools/perf/util/dso.c @@ -47,6 +47,7 @@ char dso__symtab_origin(const struct dso *dso) [DSO_BINARY_TYPE__BUILD_ID_CACHE_DEBUGINFO] = 'D', [DSO_BINARY_TYPE__FEDORA_DEBUGINFO] = 'f', [DSO_BINARY_TYPE__UBUNTU_DEBUGINFO] = 'u', + [DSO_BINARY_TYPE__MIXEDUP_UBUNTU_DEBUGINFO] = 'x', [DSO_BINARY_TYPE__OPENEMBEDDED_DEBUGINFO] = 'o', [DSO_BINARY_TYPE__BUILDID_DEBUGINFO] = 'b', [DSO_BINARY_TYPE__SYSTEM_PATH_DSO] = 'd', @@ -129,6 +130,21 @@ int dso__read_binary_type_filename(const struct dso *dso, snprintf(filename + len, size - len, "%s", dso->long_name); break;
+ case DSO_BINARY_TYPE__MIXEDUP_UBUNTU_DEBUGINFO: + /* + * Ubuntu can mixup /usr/lib with /lib, putting debuginfo in + * /usr/lib/debug/lib when it is expected to be in + * /usr/lib/debug/usr/lib + */ + if (strlen(dso->long_name) < 9 || + strncmp(dso->long_name, "/usr/lib/", 9)) { + ret = -1; + break; + } + len = __symbol__join_symfs(filename, size, "/usr/lib/debug"); + snprintf(filename + len, size - len, "%s", dso->long_name + 4); + break; + case DSO_BINARY_TYPE__OPENEMBEDDED_DEBUGINFO: { const char *last_slash; diff --git a/tools/perf/util/dso.h b/tools/perf/util/dso.h index 2db64b79617a..6e69b4fc0522 100644 --- a/tools/perf/util/dso.h +++ b/tools/perf/util/dso.h @@ -30,6 +30,7 @@ enum dso_binary_type { DSO_BINARY_TYPE__BUILD_ID_CACHE_DEBUGINFO, DSO_BINARY_TYPE__FEDORA_DEBUGINFO, DSO_BINARY_TYPE__UBUNTU_DEBUGINFO, + DSO_BINARY_TYPE__MIXEDUP_UBUNTU_DEBUGINFO, DSO_BINARY_TYPE__BUILDID_DEBUGINFO, DSO_BINARY_TYPE__SYSTEM_PATH_DSO, DSO_BINARY_TYPE__GUEST_KMODULE, diff --git a/tools/perf/util/probe-event.c b/tools/perf/util/probe-event.c index c6bcf5709564..a08f373d3305 100644 --- a/tools/perf/util/probe-event.c +++ b/tools/perf/util/probe-event.c @@ -102,7 +102,7 @@ void exit_probe_symbol_maps(void) symbol__exit(); }
-static struct ref_reloc_sym *kernel_get_ref_reloc_sym(void) +static struct ref_reloc_sym *kernel_get_ref_reloc_sym(struct map **pmap) { /* kmap->ref_reloc_sym should be set if host_machine is initialized */ struct kmap *kmap; @@ -114,6 +114,10 @@ static struct ref_reloc_sym *kernel_get_ref_reloc_sym(void) kmap = map__kmap(map); if (!kmap) return NULL; + + if (pmap) + *pmap = map; + return kmap->ref_reloc_sym; }
@@ -125,7 +129,7 @@ static int kernel_get_symbol_address_by_name(const char *name, u64 *addr, struct map *map;
/* ref_reloc_sym is just a label. Need a special fix*/ - reloc_sym = kernel_get_ref_reloc_sym(); + reloc_sym = kernel_get_ref_reloc_sym(NULL); if (reloc_sym && strcmp(name, reloc_sym->name) == 0) *addr = (reloc) ? reloc_sym->addr : reloc_sym->unrelocated_addr; else { @@ -232,21 +236,22 @@ static void clear_probe_trace_events(struct probe_trace_event *tevs, int ntevs) static bool kprobe_blacklist__listed(unsigned long address); static bool kprobe_warn_out_range(const char *symbol, unsigned long address) { - u64 etext_addr = 0; - int ret; - - /* Get the address of _etext for checking non-probable text symbol */ - ret = kernel_get_symbol_address_by_name("_etext", &etext_addr, - false, false); + struct map *map; + bool ret = false;
- if (ret == 0 && etext_addr < address) - pr_warning("%s is out of .text, skip it.\n", symbol); - else if (kprobe_blacklist__listed(address)) + map = kernel_get_module_map(NULL); + if (map) { + ret = address <= map->start || map->end < address; + if (ret) + pr_warning("%s is out of .text, skip it.\n", symbol); + map__put(map); + } + if (!ret && kprobe_blacklist__listed(address)) { pr_warning("%s is blacklisted function, skip it.\n", symbol); - else - return false; + ret = true; + }
- return true; + return ret; }
/* @@ -745,6 +750,7 @@ post_process_kernel_probe_trace_events(struct probe_trace_event *tevs, int ntevs) { struct ref_reloc_sym *reloc_sym; + struct map *map; char *tmp; int i, skipped = 0;
@@ -753,7 +759,7 @@ post_process_kernel_probe_trace_events(struct probe_trace_event *tevs, return post_process_offline_probe_trace_events(tevs, ntevs, symbol_conf.vmlinux_name);
- reloc_sym = kernel_get_ref_reloc_sym(); + reloc_sym = kernel_get_ref_reloc_sym(&map); if (!reloc_sym) { pr_warning("Relocated base symbol is not found!\n"); return -EINVAL; @@ -764,9 +770,13 @@ post_process_kernel_probe_trace_events(struct probe_trace_event *tevs, continue; if (tevs[i].point.retprobe && !kretprobe_offset_is_supported()) continue; - /* If we found a wrong one, mark it by NULL symbol */ + /* + * If we found a wrong one, mark it by NULL symbol. + * Since addresses in debuginfo is same as objdump, we need + * to convert it to addresses on memory. + */ if (kprobe_warn_out_range(tevs[i].point.symbol, - tevs[i].point.address)) { + map__objdump_2mem(map, tevs[i].point.address))) { tmp = NULL; skipped++; } else { @@ -2935,7 +2945,7 @@ static int find_probe_trace_events_from_map(struct perf_probe_event *pev, /* Note that the symbols in the kmodule are not relocated */ if (!pev->uprobes && !pev->target && (!pp->retprobe || kretprobe_offset_is_supported())) { - reloc_sym = kernel_get_ref_reloc_sym(); + reloc_sym = kernel_get_ref_reloc_sym(NULL); if (!reloc_sym) { pr_warning("Relocated base symbol is not found!\n"); ret = -EINVAL; diff --git a/tools/perf/util/probe-finder.c b/tools/perf/util/probe-finder.c index e4cff49384f4..55924255c535 100644 --- a/tools/perf/util/probe-finder.c +++ b/tools/perf/util/probe-finder.c @@ -101,6 +101,7 @@ enum dso_binary_type distro_dwarf_types[] = { DSO_BINARY_TYPE__UBUNTU_DEBUGINFO, DSO_BINARY_TYPE__OPENEMBEDDED_DEBUGINFO, DSO_BINARY_TYPE__BUILDID_DEBUGINFO, + DSO_BINARY_TYPE__MIXEDUP_UBUNTU_DEBUGINFO, DSO_BINARY_TYPE__NOT_FOUND, };
diff --git a/tools/perf/util/symbol.c b/tools/perf/util/symbol.c index 26bc6a0096ce..f28eb3e92c7f 100644 --- a/tools/perf/util/symbol.c +++ b/tools/perf/util/symbol.c @@ -79,6 +79,7 @@ static enum dso_binary_type binary_type_symtab[] = { DSO_BINARY_TYPE__SYSTEM_PATH_KMODULE, DSO_BINARY_TYPE__SYSTEM_PATH_KMODULE_COMP, DSO_BINARY_TYPE__OPENEMBEDDED_DEBUGINFO, + DSO_BINARY_TYPE__MIXEDUP_UBUNTU_DEBUGINFO, DSO_BINARY_TYPE__NOT_FOUND, };
@@ -1209,6 +1210,7 @@ int maps__merge_in(struct maps *kmaps, struct map *new_map)
m->end = old_map->start; list_add_tail(&m->node, &merged); + new_map->pgoff += old_map->end - new_map->start; new_map->start = old_map->end; } } else { @@ -1229,6 +1231,7 @@ int maps__merge_in(struct maps *kmaps, struct map *new_map) * |new......| -> |new...| * |old....| -> |old....| */ + new_map->pgoff += old_map->end - new_map->start; new_map->start = old_map->end; } } @@ -1515,6 +1518,7 @@ static bool dso__is_compatible_symtab_type(struct dso *dso, bool kmod, case DSO_BINARY_TYPE__SYSTEM_PATH_DSO: case DSO_BINARY_TYPE__FEDORA_DEBUGINFO: case DSO_BINARY_TYPE__UBUNTU_DEBUGINFO: + case DSO_BINARY_TYPE__MIXEDUP_UBUNTU_DEBUGINFO: case DSO_BINARY_TYPE__BUILDID_DEBUGINFO: case DSO_BINARY_TYPE__OPENEMBEDDED_DEBUGINFO: return !kmod && dso->kernel == DSO_TYPE_USER; diff --git a/tools/power/x86/intel-speed-select/isst-config.c b/tools/power/x86/intel-speed-select/isst-config.c index b73763489410..3688f1101ec4 100644 --- a/tools/power/x86/intel-speed-select/isst-config.c +++ b/tools/power/x86/intel-speed-select/isst-config.c @@ -1169,6 +1169,7 @@ static void dump_clx_n_config_for_cpu(int cpu, void *arg1, void *arg2,
ctdp_level = &clx_n_pkg_dev.ctdp_level[0]; pbf_info = &ctdp_level->pbf_info; + clx_n_pkg_dev.processed = 1; isst_ctdp_display_information(cpu, outf, tdp_level, &clx_n_pkg_dev); free_cpu_set(ctdp_level->core_cpumask); free_cpu_set(pbf_info->core_cpumask); diff --git a/tools/testing/selftests/bpf/.gitignore b/tools/testing/selftests/bpf/.gitignore index c30079c86998..35a577ca0226 100644 --- a/tools/testing/selftests/bpf/.gitignore +++ b/tools/testing/selftests/bpf/.gitignore @@ -39,4 +39,4 @@ test_cpp /no_alu32 /bpf_gcc /tools - +/runqslower diff --git a/tools/testing/selftests/bpf/Makefile b/tools/testing/selftests/bpf/Makefile index 7729892e0b04..af139d0e2e0c 100644 --- a/tools/testing/selftests/bpf/Makefile +++ b/tools/testing/selftests/bpf/Makefile @@ -141,7 +141,8 @@ VMLINUX_BTF := $(abspath $(firstword $(wildcard $(VMLINUX_BTF_PATHS)))) $(OUTPUT)/runqslower: $(BPFOBJ) $(Q)$(MAKE) $(submake_extras) -C $(TOOLSDIR)/bpf/runqslower \ OUTPUT=$(SCRATCH_DIR)/ VMLINUX_BTF=$(VMLINUX_BTF) \ - BPFOBJ=$(BPFOBJ) BPF_INCLUDE=$(INCLUDE_DIR) + BPFOBJ=$(BPFOBJ) BPF_INCLUDE=$(INCLUDE_DIR) && \ + cp $(SCRATCH_DIR)/runqslower $@
$(TEST_GEN_PROGS) $(TEST_GEN_PROGS_EXTENDED): $(OUTPUT)/test_stub.o $(BPFOBJ)
@@ -263,6 +264,7 @@ TRUNNER_BPF_OBJS := $$(patsubst %.c,$$(TRUNNER_OUTPUT)/%.o, $$(TRUNNER_BPF_SRCS) TRUNNER_BPF_SKELS := $$(patsubst %.c,$$(TRUNNER_OUTPUT)/%.skel.h, \ $$(filter-out $(SKEL_BLACKLIST), \ $$(TRUNNER_BPF_SRCS))) +TEST_GEN_FILES += $$(TRUNNER_BPF_OBJS)
# Evaluate rules now with extra TRUNNER_XXX variables above already defined $$(eval $$(call DEFINE_TEST_RUNNER_RULES,$1,$2)) @@ -323,7 +325,7 @@ $(TRUNNER_TEST_OBJS): $(TRUNNER_OUTPUT)/%.test.o: \ $(TRUNNER_BPF_SKELS) \ $$(BPFOBJ) | $(TRUNNER_OUTPUT) $$(call msg,TEST-OBJ,$(TRUNNER_BINARY),$$@) - cd $$(@D) && $$(CC) $$(CFLAGS) -c $(CURDIR)/$$< $$(LDLIBS) -o $$(@F) + cd $$(@D) && $$(CC) -I. $$(CFLAGS) -c $(CURDIR)/$$< $$(LDLIBS) -o $$(@F)
$(TRUNNER_EXTRA_OBJS): $(TRUNNER_OUTPUT)/%.o: \ %.c \ diff --git a/tools/testing/selftests/bpf/config b/tools/testing/selftests/bpf/config index 60e3ae5d4e48..2118e23ac07a 100644 --- a/tools/testing/selftests/bpf/config +++ b/tools/testing/selftests/bpf/config @@ -25,6 +25,7 @@ CONFIG_XDP_SOCKETS=y CONFIG_FTRACE_SYSCALLS=y CONFIG_IPV6_TUNNEL=y CONFIG_IPV6_GRE=y +CONFIG_IPV6_SEG6_BPF=y CONFIG_NET_FOU=m CONFIG_NET_FOU_IP_TUNNELS=y CONFIG_IPV6_FOU=m @@ -37,3 +38,4 @@ CONFIG_IPV6_SIT=m CONFIG_BPF_JIT=y CONFIG_BPF_LSM=y CONFIG_SECURITY=y +CONFIG_LIRC=y diff --git a/tools/testing/selftests/bpf/prog_tests/core_reloc.c b/tools/testing/selftests/bpf/prog_tests/core_reloc.c index 31e177adbdf1..084ed26a7d78 100644 --- a/tools/testing/selftests/bpf/prog_tests/core_reloc.c +++ b/tools/testing/selftests/bpf/prog_tests/core_reloc.c @@ -392,7 +392,7 @@ static struct core_reloc_test_case test_cases[] = { .input = STRUCT_TO_CHAR_PTR(core_reloc_existence___minimal) { .a = 42, }, - .input_len = sizeof(struct core_reloc_existence), + .input_len = sizeof(struct core_reloc_existence___minimal), .output = STRUCT_TO_CHAR_PTR(core_reloc_existence_output) { .a_exists = 1, .b_exists = 0, diff --git a/tools/testing/selftests/bpf/prog_tests/flow_dissector.c b/tools/testing/selftests/bpf/prog_tests/flow_dissector.c index 92563898867c..9f3634c9971d 100644 --- a/tools/testing/selftests/bpf/prog_tests/flow_dissector.c +++ b/tools/testing/selftests/bpf/prog_tests/flow_dissector.c @@ -523,6 +523,7 @@ void test_flow_dissector(void) CHECK_ATTR(err, tests[i].name, "bpf_map_delete_elem %d\n", err); }
+ close(tap_fd); bpf_prog_detach(prog_fd, BPF_FLOW_DISSECTOR); bpf_object__close(obj); } diff --git a/tools/testing/selftests/bpf/prog_tests/ns_current_pid_tgid.c b/tools/testing/selftests/bpf/prog_tests/ns_current_pid_tgid.c index 542240e16564..e74dc501b27f 100644 --- a/tools/testing/selftests/bpf/prog_tests/ns_current_pid_tgid.c +++ b/tools/testing/selftests/bpf/prog_tests/ns_current_pid_tgid.c @@ -80,9 +80,6 @@ void test_ns_current_pid_tgid(void) "User pid/tgid %llu BPF pid/tgid %llu\n", id, bss.pid_tgid)) goto cleanup; cleanup: - if (!link) { - bpf_link__destroy(link); - link = NULL; - } + bpf_link__destroy(link); bpf_object__close(obj); } diff --git a/tools/testing/selftests/bpf/test_align.c b/tools/testing/selftests/bpf/test_align.c index 0262f7b374f9..c9c9bdce9d6d 100644 --- a/tools/testing/selftests/bpf/test_align.c +++ b/tools/testing/selftests/bpf/test_align.c @@ -359,15 +359,15 @@ static struct bpf_align_test tests[] = { * is still (4n), fixed offset is not changed. * Also, we create a new reg->id. */ - {29, "R5_w=pkt(id=4,off=18,r=0,umax_value=2040,var_off=(0x0; 0x7fc))"}, + {29, "R5_w=pkt(id=4,off=18,r=0,umax_value=2040,var_off=(0x0; 0x7fc)"}, /* At the time the word size load is performed from R5, * its total fixed offset is NET_IP_ALIGN + reg->off (18) * which is 20. Then the variable offset is (4n), so * the total offset is 4-byte aligned and meets the * load's requirements. */ - {33, "R4=pkt(id=4,off=22,r=22,umax_value=2040,var_off=(0x0; 0x7fc))"}, - {33, "R5=pkt(id=4,off=18,r=22,umax_value=2040,var_off=(0x0; 0x7fc))"}, + {33, "R4=pkt(id=4,off=22,r=22,umax_value=2040,var_off=(0x0; 0x7fc)"}, + {33, "R5=pkt(id=4,off=18,r=22,umax_value=2040,var_off=(0x0; 0x7fc)"}, }, }, { @@ -410,15 +410,15 @@ static struct bpf_align_test tests[] = { /* Adding 14 makes R6 be (4n+2) */ {9, "R6_w=inv(id=0,umin_value=14,umax_value=1034,var_off=(0x2; 0x7fc))"}, /* Packet pointer has (4n+2) offset */ - {11, "R5_w=pkt(id=1,off=0,r=0,umin_value=14,umax_value=1034,var_off=(0x2; 0x7fc))"}, - {13, "R4=pkt(id=1,off=4,r=0,umin_value=14,umax_value=1034,var_off=(0x2; 0x7fc))"}, + {11, "R5_w=pkt(id=1,off=0,r=0,umin_value=14,umax_value=1034,var_off=(0x2; 0x7fc)"}, + {13, "R4=pkt(id=1,off=4,r=0,umin_value=14,umax_value=1034,var_off=(0x2; 0x7fc)"}, /* At the time the word size load is performed from R5, * its total fixed offset is NET_IP_ALIGN + reg->off (0) * which is 2. Then the variable offset is (4n+2), so * the total offset is 4-byte aligned and meets the * load's requirements. */ - {15, "R5=pkt(id=1,off=0,r=4,umin_value=14,umax_value=1034,var_off=(0x2; 0x7fc))"}, + {15, "R5=pkt(id=1,off=0,r=4,umin_value=14,umax_value=1034,var_off=(0x2; 0x7fc)"}, /* Newly read value in R6 was shifted left by 2, so has * known alignment of 4. */ @@ -426,15 +426,15 @@ static struct bpf_align_test tests[] = { /* Added (4n) to packet pointer's (4n+2) var_off, giving * another (4n+2). */ - {19, "R5_w=pkt(id=2,off=0,r=0,umin_value=14,umax_value=2054,var_off=(0x2; 0xffc))"}, - {21, "R4=pkt(id=2,off=4,r=0,umin_value=14,umax_value=2054,var_off=(0x2; 0xffc))"}, + {19, "R5_w=pkt(id=2,off=0,r=0,umin_value=14,umax_value=2054,var_off=(0x2; 0xffc)"}, + {21, "R4=pkt(id=2,off=4,r=0,umin_value=14,umax_value=2054,var_off=(0x2; 0xffc)"}, /* At the time the word size load is performed from R5, * its total fixed offset is NET_IP_ALIGN + reg->off (0) * which is 2. Then the variable offset is (4n+2), so * the total offset is 4-byte aligned and meets the * load's requirements. */ - {23, "R5=pkt(id=2,off=0,r=4,umin_value=14,umax_value=2054,var_off=(0x2; 0xffc))"}, + {23, "R5=pkt(id=2,off=0,r=4,umin_value=14,umax_value=2054,var_off=(0x2; 0xffc)"}, }, }, { @@ -469,16 +469,16 @@ static struct bpf_align_test tests[] = { .matches = { {4, "R5_w=pkt_end(id=0,off=0,imm=0)"}, /* (ptr - ptr) << 2 == unknown, (4n) */ - {6, "R5_w=inv(id=0,smax_value=9223372036854775804,umax_value=18446744073709551612,var_off=(0x0; 0xfffffffffffffffc))"}, + {6, "R5_w=inv(id=0,smax_value=9223372036854775804,umax_value=18446744073709551612,var_off=(0x0; 0xfffffffffffffffc)"}, /* (4n) + 14 == (4n+2). We blow our bounds, because * the add could overflow. */ - {7, "R5_w=inv(id=0,var_off=(0x2; 0xfffffffffffffffc))"}, + {7, "R5_w=inv(id=0,smin_value=-9223372036854775806,smax_value=9223372036854775806,umin_value=2,umax_value=18446744073709551614,var_off=(0x2; 0xfffffffffffffffc)"}, /* Checked s>=0 */ - {9, "R5=inv(id=0,umin_value=2,umax_value=9223372036854775806,var_off=(0x2; 0x7ffffffffffffffc))"}, + {9, "R5=inv(id=0,umin_value=2,umax_value=9223372034707292158,var_off=(0x2; 0x7fffffff7ffffffc)"}, /* packet pointer + nonnegative (4n+2) */ - {11, "R6_w=pkt(id=1,off=0,r=0,umin_value=2,umax_value=9223372036854775806,var_off=(0x2; 0x7ffffffffffffffc))"}, - {13, "R4_w=pkt(id=1,off=4,r=0,umin_value=2,umax_value=9223372036854775806,var_off=(0x2; 0x7ffffffffffffffc))"}, + {11, "R6_w=pkt(id=1,off=0,r=0,umin_value=2,umax_value=9223372034707292158,var_off=(0x2; 0x7fffffff7ffffffc)"}, + {13, "R4_w=pkt(id=1,off=4,r=0,umin_value=2,umax_value=9223372034707292158,var_off=(0x2; 0x7fffffff7ffffffc)"}, /* NET_IP_ALIGN + (4n+2) == (4n), alignment is fine. * We checked the bounds, but it might have been able * to overflow if the packet pointer started in the @@ -486,7 +486,7 @@ static struct bpf_align_test tests[] = { * So we did not get a 'range' on R6, and the access * attempt will fail. */ - {15, "R6_w=pkt(id=1,off=0,r=0,umin_value=2,umax_value=9223372036854775806,var_off=(0x2; 0x7ffffffffffffffc))"}, + {15, "R6_w=pkt(id=1,off=0,r=0,umin_value=2,umax_value=9223372034707292158,var_off=(0x2; 0x7fffffff7ffffffc)"}, } }, { @@ -528,7 +528,7 @@ static struct bpf_align_test tests[] = { /* New unknown value in R7 is (4n) */ {11, "R7_w=inv(id=0,umax_value=1020,var_off=(0x0; 0x3fc))"}, /* Subtracting it from R6 blows our unsigned bounds */ - {12, "R6=inv(id=0,smin_value=-1006,smax_value=1034,var_off=(0x2; 0xfffffffffffffffc))"}, + {12, "R6=inv(id=0,smin_value=-1006,smax_value=1034,umin_value=2,umax_value=18446744073709551614,var_off=(0x2; 0xfffffffffffffffc)"}, /* Checked s>= 0 */ {14, "R6=inv(id=0,umin_value=2,umax_value=1034,var_off=(0x2; 0x7fc))"}, /* At the time the word size load is performed from R5, @@ -537,7 +537,8 @@ static struct bpf_align_test tests[] = { * the total offset is 4-byte aligned and meets the * load's requirements. */ - {20, "R5=pkt(id=1,off=0,r=4,umin_value=2,umax_value=1034,var_off=(0x2; 0x7fc))"}, + {20, "R5=pkt(id=1,off=0,r=4,umin_value=2,umax_value=1034,var_off=(0x2; 0x7fc)"}, + }, }, { @@ -579,18 +580,18 @@ static struct bpf_align_test tests[] = { /* Adding 14 makes R6 be (4n+2) */ {11, "R6_w=inv(id=0,umin_value=14,umax_value=74,var_off=(0x2; 0x7c))"}, /* Subtracting from packet pointer overflows ubounds */ - {13, "R5_w=pkt(id=1,off=0,r=8,umin_value=18446744073709551542,umax_value=18446744073709551602,var_off=(0xffffffffffffff82; 0x7c))"}, + {13, "R5_w=pkt(id=1,off=0,r=8,umin_value=18446744073709551542,umax_value=18446744073709551602,var_off=(0xffffffffffffff82; 0x7c)"}, /* New unknown value in R7 is (4n), >= 76 */ {15, "R7_w=inv(id=0,umin_value=76,umax_value=1096,var_off=(0x0; 0x7fc))"}, /* Adding it to packet pointer gives nice bounds again */ - {16, "R5_w=pkt(id=2,off=0,r=0,umin_value=2,umax_value=1082,var_off=(0x2; 0x7fc))"}, + {16, "R5_w=pkt(id=2,off=0,r=0,umin_value=2,umax_value=1082,var_off=(0x2; 0xfffffffc)"}, /* At the time the word size load is performed from R5, * its total fixed offset is NET_IP_ALIGN + reg->off (0) * which is 2. Then the variable offset is (4n+2), so * the total offset is 4-byte aligned and meets the * load's requirements. */ - {20, "R5=pkt(id=2,off=0,r=4,umin_value=2,umax_value=1082,var_off=(0x2; 0x7fc))"}, + {20, "R5=pkt(id=2,off=0,r=4,umin_value=2,umax_value=1082,var_off=(0x2; 0xfffffffc)"}, }, }, }; diff --git a/tools/testing/selftests/bpf/test_progs.c b/tools/testing/selftests/bpf/test_progs.c index b521e0a512b6..93970ec1c9e9 100644 --- a/tools/testing/selftests/bpf/test_progs.c +++ b/tools/testing/selftests/bpf/test_progs.c @@ -351,6 +351,7 @@ int extract_build_id(char *build_id, size_t size) len = size; memcpy(build_id, line, len); build_id[len] = '\0'; + free(line); return 0; err: fclose(fp); @@ -420,6 +421,18 @@ static int libbpf_print_fn(enum libbpf_print_level level, return 0; }
+static void free_str_set(const struct str_set *set) +{ + int i; + + if (!set) + return; + + for (i = 0; i < set->cnt; i++) + free((void *)set->strs[i]); + free(set->strs); +} + static int parse_str_list(const char *s, struct str_set *set) { char *input, *state = NULL, *next, **tmp, **strs = NULL; @@ -756,11 +769,11 @@ int main(int argc, char **argv) fprintf(stdout, "Summary: %d/%d PASSED, %d SKIPPED, %d FAILED\n", env.succ_cnt, env.sub_succ_cnt, env.skip_cnt, env.fail_cnt);
- free(env.test_selector.blacklist.strs); - free(env.test_selector.whitelist.strs); + free_str_set(&env.test_selector.blacklist); + free_str_set(&env.test_selector.whitelist); free(env.test_selector.num_set); - free(env.subtest_selector.blacklist.strs); - free(env.subtest_selector.whitelist.strs); + free_str_set(&env.subtest_selector.blacklist); + free_str_set(&env.subtest_selector.whitelist); free(env.subtest_selector.num_set);
return env.fail_cnt ? EXIT_FAILURE : EXIT_SUCCESS;