diff --git a/Documentation/devicetree/bindings/clock/adi,axi-clkgen.yaml b/Documentation/devicetree/bindings/clock/adi,axi-clkgen.yaml new file mode 100644 index 000000000000..bb2eec3021a0 --- /dev/null +++ b/Documentation/devicetree/bindings/clock/adi,axi-clkgen.yaml @@ -0,0 +1,67 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/clock/adi,axi-clkgen.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Binding for Analog Devices AXI clkgen pcore clock generator + +maintainers: + - Lars-Peter Clausen lars@metafoo.de + - Michael Hennerich michael.hennerich@analog.com + +description: | + The axi_clkgen IP core is a software programmable clock generator, + that can be synthesized on various FPGA platforms. + + Link: https://wiki.analog.com/resources/fpga/docs/axi_clkgen + +properties: + compatible: + enum: + - adi,axi-clkgen-2.00.a + + clocks: + description: + Specifies the reference clock(s) from which the output frequency is + derived. This must either reference one clock if only the first clock + input is connected or two if both clock inputs are connected. The last + clock is the AXI bus clock that needs to be enabled so we can access the + core registers. + minItems: 2 + maxItems: 3 + + clock-names: + oneOf: + - items: + - const: clkin1 + - const: s_axi_aclk + - items: + - const: clkin1 + - const: clkin2 + - const: s_axi_aclk + + '#clock-cells': + const: 0 + + reg: + maxItems: 1 + +required: + - compatible + - reg + - clocks + - clock-names + - '#clock-cells' + +additionalProperties: false + +examples: + - | + clock-controller@ff000000 { + compatible = "adi,axi-clkgen-2.00.a"; + #clock-cells = <0>; + reg = <0xff000000 0x1000>; + clocks = <&osc 1>, <&clkc 15>; + clock-names = "clkin1", "s_axi_aclk"; + }; diff --git a/Documentation/devicetree/bindings/clock/axi-clkgen.txt b/Documentation/devicetree/bindings/clock/axi-clkgen.txt deleted file mode 100644 index aca94fe9416f..000000000000 --- a/Documentation/devicetree/bindings/clock/axi-clkgen.txt +++ /dev/null @@ -1,25 +0,0 @@ -Binding for the axi-clkgen clock generator - -This binding uses the common clock binding[1]. - -[1] Documentation/devicetree/bindings/clock/clock-bindings.txt - -Required properties: -- compatible : shall be "adi,axi-clkgen-1.00.a" or "adi,axi-clkgen-2.00.a". -- #clock-cells : from common clock binding; Should always be set to 0. -- reg : Address and length of the axi-clkgen register set. -- clocks : Phandle and clock specifier for the parent clock(s). This must - either reference one clock if only the first clock input is connected or two - if both clock inputs are connected. For the later case the clock connected - to the first input must be specified first. - -Optional properties: -- clock-output-names : From common clock binding. - -Example: - clock@ff000000 { - compatible = "adi,axi-clkgen"; - #clock-cells = <0>; - reg = <0xff000000 0x1000>; - clocks = <&osc 1>; - }; diff --git a/Makefile b/Makefile index bb5071b9a89a..8df76f9b0712 100644 --- a/Makefile +++ b/Makefile @@ -1,7 +1,7 @@ # SPDX-License-Identifier: GPL-2.0 VERSION = 4 PATCHLEVEL = 19 -SUBLEVEL = 324 +SUBLEVEL = 325 EXTRAVERSION = NAME = "People's Front"

diff --git a/arch/arm/boot/dts/sun9i-a80-cubieboard4.dts b/arch/arm/boot/dts/sun9i-a80-cubieboard4.dts index 85da85faf869..0e37ae46348a 100644 --- a/arch/arm/boot/dts/sun9i-a80-cubieboard4.dts +++ b/arch/arm/boot/dts/sun9i-a80-cubieboard4.dts @@ -253,8 +253,8 @@

reg_dcdc5: dcdc5 { regulator-always-on; - regulator-min-microvolt = <1425000>; - regulator-max-microvolt = <1575000>; + regulator-min-microvolt = <1450000>; + regulator-max-microvolt = <1550000>; regulator-name = "vcc-dram"; };

diff --git a/arch/arm64/kernel/process.c b/arch/arm64/kernel/process.c index 1945b8096a06..668421b97dba 100644 --- a/arch/arm64/kernel/process.c +++ b/arch/arm64/kernel/process.c @@ -382,7 +382,7 @@ static void tls_thread_switch(struct task_struct *next)

if (is_compat_thread(task_thread_info(next))) write_sysreg(next->thread.uw.tp_value, tpidrro_el0); - else if (!arm64_kernel_unmapped_at_el0()) + else write_sysreg(0, tpidrro_el0);

write_sysreg(*task_user_tls(next), tpidr_el0); diff --git a/arch/m68k/coldfire/device.c b/arch/m68k/coldfire/device.c index 908d58347790..b900931669ad 100644 --- a/arch/m68k/coldfire/device.c +++ b/arch/m68k/coldfire/device.c @@ -89,7 +89,7 @@ static struct platform_device mcf_uart = { .dev.platform_data = mcf_uart_platform_data, };

-#if IS_ENABLED(CONFIG_FEC) +#ifdef MCFFEC_BASE0

#ifdef CONFIG_M5441x #define FEC_NAME "enet-fec" @@ -141,6 +141,7 @@ static struct platform_device mcf_fec0 = { .platform_data = FEC_PDATA, } }; +#endif /* MCFFEC_BASE0 */

#ifdef MCFFEC_BASE1 static struct resource mcf_fec1_resources[] = { @@ -178,7 +179,6 @@ static struct platform_device mcf_fec1 = { } }; #endif /* MCFFEC_BASE1 */ -#endif /* CONFIG_FEC */

#if IS_ENABLED(CONFIG_SPI_COLDFIRE_QSPI) /* @@ -478,12 +478,12 @@ static struct platform_device mcf_i2c5 = {

static struct platform_device *mcf_devices[] __initdata = { &mcf_uart, -#if IS_ENABLED(CONFIG_FEC) +#ifdef MCFFEC_BASE0 &mcf_fec0, +#endif #ifdef MCFFEC_BASE1 &mcf_fec1, #endif -#endif #if IS_ENABLED(CONFIG_SPI_COLDFIRE_QSPI) &mcf_qspi, #endif diff --git a/arch/m68k/include/asm/mcfgpio.h b/arch/m68k/include/asm/mcfgpio.h index 66203c334c6f..6c5d70defc1e 100644 --- a/arch/m68k/include/asm/mcfgpio.h +++ b/arch/m68k/include/asm/mcfgpio.h @@ -152,7 +152,7 @@ static inline void gpio_free(unsigned gpio) * read-modify-write as well as those controlled by the EPORT and GPIO modules. */ #define MCFGPIO_SCR_START 40 -#elif defined(CONFIGM5441x) +#elif defined(CONFIG_M5441x) /* The m5441x EPORT doesn't have its own GPIO port, uses PORT C */ #define MCFGPIO_SCR_START 0 #else diff --git a/arch/m68k/include/asm/mvme147hw.h b/arch/m68k/include/asm/mvme147hw.h index 9c7ff67c5ffd..46ce392db6fc 100644 --- a/arch/m68k/include/asm/mvme147hw.h +++ b/arch/m68k/include/asm/mvme147hw.h @@ -90,8 +90,8 @@ struct pcc_regs { #define M147_SCC_B_ADDR 0xfffe3000 #define M147_SCC_PCLK 5000000

-#define MVME147_IRQ_SCSI_PORT (IRQ_USER+0x45) -#define MVME147_IRQ_SCSI_DMA (IRQ_USER+0x46) +#define MVME147_IRQ_SCSI_PORT (IRQ_USER + 5) +#define MVME147_IRQ_SCSI_DMA (IRQ_USER + 6)

/* SCC interrupts, for MVME147 */

diff --git a/arch/m68k/kernel/early_printk.c b/arch/m68k/kernel/early_printk.c index 7d3fe08a48eb..f11ef9f1f56f 100644 --- a/arch/m68k/kernel/early_printk.c +++ b/arch/m68k/kernel/early_printk.c @@ -12,8 +12,9 @@ #include <linux/string.h> #include <asm/setup.h>

-extern void mvme16x_cons_write(struct console *co, - const char *str, unsigned count); + +#include "../mvme147/mvme147.h" +#include "../mvme16x/mvme16x.h"

asmlinkage void __init debug_cons_nputs(const char *s, unsigned n);

@@ -22,7 +23,9 @@ static void __ref debug_cons_write(struct console *c, { #if !(defined(CONFIG_SUN3) || defined(CONFIG_M68000) || \ defined(CONFIG_COLDFIRE)) - if (MACH_IS_MVME16x) + if (MACH_IS_MVME147) + mvme147_scc_write(c, s, n); + else if (MACH_IS_MVME16x) mvme16x_cons_write(c, s, n); else debug_cons_nputs(s, n); diff --git a/arch/m68k/mvme147/config.c b/arch/m68k/mvme147/config.c index 93c68d2b8e0e..36ff89776574 100644 --- a/arch/m68k/mvme147/config.c +++ b/arch/m68k/mvme147/config.c @@ -35,6 +35,7 @@ #include <asm/machdep.h> #include <asm/mvme147hw.h>

+#include "mvme147.h"

static void mvme147_get_model(char *model); extern void mvme147_sched_init(irq_handler_t handler); @@ -164,3 +165,32 @@ int mvme147_hwclk(int op, struct rtc_time *t) } return 0; } + +static void scc_delay(void) +{ + __asm__ __volatile__ ("nop; nop;"); +} + +static void scc_write(char ch) +{ + do { + scc_delay(); + } while (!(in_8(M147_SCC_A_ADDR) & BIT(2))); + scc_delay(); + out_8(M147_SCC_A_ADDR, 8); + scc_delay(); + out_8(M147_SCC_A_ADDR, ch); +} + +void mvme147_scc_write(struct console *co, const char *str, unsigned int count) +{ + unsigned long flags; + + local_irq_save(flags); + while (count--) { + if (*str == '\n') + scc_write('\r'); + scc_write(*str++); + } + local_irq_restore(flags); +} diff --git a/arch/m68k/mvme147/mvme147.h b/arch/m68k/mvme147/mvme147.h new file mode 100644 index 000000000000..140bc98b0102 --- /dev/null +++ b/arch/m68k/mvme147/mvme147.h @@ -0,0 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ + +struct console; + +/* config.c */ +void mvme147_scc_write(struct console *co, const char *str, unsigned int count); diff --git a/arch/m68k/mvme16x/config.c b/arch/m68k/mvme16x/config.c index 5feb3ab484d0..bb658e0a5be5 100644 --- a/arch/m68k/mvme16x/config.c +++ b/arch/m68k/mvme16x/config.c @@ -38,6 +38,8 @@ #include <asm/machdep.h> #include <asm/mvme16xhw.h>

+#include "mvme16x.h" + extern t_bdid mvme_bdid;

static MK48T08ptr_t volatile rtc = (MK48T08ptr_t)MVME_RTC_BASE; diff --git a/arch/m68k/mvme16x/mvme16x.h b/arch/m68k/mvme16x/mvme16x.h new file mode 100644 index 000000000000..159c34b70039 --- /dev/null +++ b/arch/m68k/mvme16x/mvme16x.h @@ -0,0 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ + +struct console; + +/* config.c */ +void mvme16x_cons_write(struct console *co, const char *str, unsigned count); diff --git a/arch/powerpc/include/asm/sstep.h b/arch/powerpc/include/asm/sstep.h index 4547891a684b..b1449ed56fce 100644 --- a/arch/powerpc/include/asm/sstep.h +++ b/arch/powerpc/include/asm/sstep.h @@ -164,9 +164,4 @@ extern int emulate_step(struct pt_regs *regs, unsigned int instr); */ extern int emulate_loadstore(struct pt_regs *regs, struct instruction_op *op);

-extern void emulate_vsx_load(struct instruction_op *op, union vsx_reg *reg, - const void *mem, bool cross_endian); -extern void emulate_vsx_store(struct instruction_op *op, - const union vsx_reg *reg, void *mem, - bool cross_endian); extern int emulate_dcbz(unsigned long ea, struct pt_regs *regs); diff --git a/arch/powerpc/include/asm/vdso.h b/arch/powerpc/include/asm/vdso.h index b5e1f8f8a05c..64bf8612f479 100644 --- a/arch/powerpc/include/asm/vdso.h +++ b/arch/powerpc/include/asm/vdso.h @@ -49,6 +49,7 @@ int vdso_getcpu_init(void);

#define V_FUNCTION_BEGIN(name) \ .globl name; \ + .type name,@function; \ name: \

#define V_FUNCTION_END(name) \ diff --git a/arch/powerpc/lib/sstep.c b/arch/powerpc/lib/sstep.c index 3da6290e3ccc..8c645e0072c6 100644 --- a/arch/powerpc/lib/sstep.c +++ b/arch/powerpc/lib/sstep.c @@ -667,8 +667,8 @@ static nokprobe_inline int emulate_stq(struct pt_regs *regs, unsigned long ea, #endif /* __powerpc64 */

#ifdef CONFIG_VSX -void emulate_vsx_load(struct instruction_op *op, union vsx_reg *reg, - const void *mem, bool rev) +static nokprobe_inline void emulate_vsx_load(struct instruction_op *op, union vsx_reg *reg, + const void *mem, bool rev) { int size, read_size; int i, j; @@ -748,11 +748,9 @@ void emulate_vsx_load(struct instruction_op *op, union vsx_reg *reg, break; } } -EXPORT_SYMBOL_GPL(emulate_vsx_load); -NOKPROBE_SYMBOL(emulate_vsx_load);

-void emulate_vsx_store(struct instruction_op *op, const union vsx_reg *reg, - void *mem, bool rev) +static nokprobe_inline void emulate_vsx_store(struct instruction_op *op, const union vsx_reg *reg, + void *mem, bool rev) { int size, write_size; int i, j; @@ -824,8 +822,6 @@ void emulate_vsx_store(struct instruction_op *op, const union vsx_reg *reg, break; } } -EXPORT_SYMBOL_GPL(emulate_vsx_store); -NOKPROBE_SYMBOL(emulate_vsx_store);

static nokprobe_inline int do_vsx_load(struct instruction_op *op, unsigned long ea, struct pt_regs *regs, diff --git a/arch/s390/kernel/syscalls/Makefile b/arch/s390/kernel/syscalls/Makefile index 4d929edc80a6..b801966c94e9 100644 --- a/arch/s390/kernel/syscalls/Makefile +++ b/arch/s390/kernel/syscalls/Makefile @@ -12,7 +12,7 @@ kapi-hdrs-y := $(kapi)/unistd_nr.h uapi-hdrs-y := $(uapi)/unistd_32.h uapi-hdrs-y += $(uapi)/unistd_64.h

-targets += $(addprefix ../../../,$(gen-y) $(kapi-hdrs-y) $(uapi-hdrs-y)) +targets += $(addprefix ../../../../,$(gen-y) $(kapi-hdrs-y) $(uapi-hdrs-y))

PHONY += kapi uapi

diff --git a/arch/sh/kernel/cpu/proc.c b/arch/sh/kernel/cpu/proc.c index 85961b4f9c69..136b4aefd73b 100644 --- a/arch/sh/kernel/cpu/proc.c +++ b/arch/sh/kernel/cpu/proc.c @@ -133,7 +133,7 @@ static int show_cpuinfo(struct seq_file *m, void *v)

static void *c_start(struct seq_file *m, loff_t *pos) { - return *pos < NR_CPUS ? cpu_data + *pos : NULL; + return *pos < nr_cpu_ids ? cpu_data + *pos : NULL; } static void *c_next(struct seq_file *m, void *v, loff_t *pos) { diff --git a/arch/um/drivers/net_kern.c b/arch/um/drivers/net_kern.c index 0216e3254c90..85291e50d047 100644 --- a/arch/um/drivers/net_kern.c +++ b/arch/um/drivers/net_kern.c @@ -349,7 +349,7 @@ static struct platform_driver uml_net_driver = {

static void net_device_release(struct device *dev) { - struct uml_net *device = dev_get_drvdata(dev); + struct uml_net *device = container_of(dev, struct uml_net, pdev.dev); struct net_device *netdev = device->dev; struct uml_net_private *lp = netdev_priv(netdev);

diff --git a/arch/um/drivers/ubd_kern.c b/arch/um/drivers/ubd_kern.c index 4a32df89a491..7f82f1fbb891 100644 --- a/arch/um/drivers/ubd_kern.c +++ b/arch/um/drivers/ubd_kern.c @@ -854,7 +854,7 @@ static int ubd_open_dev(struct ubd *ubd_dev)

static void ubd_device_release(struct device *dev) { - struct ubd *ubd_dev = dev_get_drvdata(dev); + struct ubd *ubd_dev = container_of(dev, struct ubd, pdev.dev);

blk_cleanup_queue(ubd_dev->queue); *ubd_dev = ((struct ubd) DEFAULT_UBD); diff --git a/arch/um/drivers/vector_kern.c b/arch/um/drivers/vector_kern.c index b0b124025b48..2f056a25a2ef 100644 --- a/arch/um/drivers/vector_kern.c +++ b/arch/um/drivers/vector_kern.c @@ -797,7 +797,8 @@ static struct platform_driver uml_net_driver = {

static void vector_device_release(struct device *dev) { - struct vector_device *device = dev_get_drvdata(dev); + struct vector_device *device = + container_of(dev, struct vector_device, pdev.dev); struct net_device *netdev = device->dev;

list_del(&device->list); diff --git a/arch/um/kernel/process.c b/arch/um/kernel/process.c index c9d09d04d19d..83ae59f748e1 100644 --- a/arch/um/kernel/process.c +++ b/arch/um/kernel/process.c @@ -396,6 +396,6 @@ int elf_core_copy_fpregs(struct task_struct *t, elf_fpregset_t *fpu) { int cpu = current_thread_info()->cpu;

- return save_i387_registers(userspace_pid[cpu], (unsigned long *) fpu); + return save_i387_registers(userspace_pid[cpu], (unsigned long *) fpu) == 0; }

diff --git a/arch/x86/include/asm/amd_nb.h b/arch/x86/include/asm/amd_nb.h index fddb6d26239f..7957ac2a643f 100644 --- a/arch/x86/include/asm/amd_nb.h +++ b/arch/x86/include/asm/amd_nb.h @@ -115,7 +115,10 @@ static inline bool amd_gart_present(void)

#define amd_nb_num(x) 0 #define amd_nb_has_feature(x) false -#define node_to_amd_nb(x) NULL +static inline struct amd_northbridge *node_to_amd_nb(int node) +{ + return NULL; +} #define amd_gart_present(x) false

#endif diff --git a/block/blk-mq.c b/block/blk-mq.c index 0cb559d63998..0f20320053d1 100644 --- a/block/blk-mq.c +++ b/block/blk-mq.c @@ -1544,6 +1544,12 @@ void blk_mq_start_stopped_hw_queue(struct blk_mq_hw_ctx *hctx, bool async) return;

clear_bit(BLK_MQ_S_STOPPED, &hctx->state); + /* + * Pairs with the smp_mb() in blk_mq_hctx_stopped() to order the + * clearing of BLK_MQ_S_STOPPED above and the checking of dispatch + * list in the subsequent routine. + */ + smp_mb__after_atomic(); blk_mq_run_hw_queue(hctx, async); } EXPORT_SYMBOL_GPL(blk_mq_start_stopped_hw_queue); diff --git a/block/blk-mq.h b/block/blk-mq.h index 5ad9251627f8..0973b8006234 100644 --- a/block/blk-mq.h +++ b/block/blk-mq.h @@ -142,6 +142,19 @@ static inline struct blk_mq_tags *blk_mq_tags_from_data(struct blk_mq_alloc_data

static inline bool blk_mq_hctx_stopped(struct blk_mq_hw_ctx *hctx) { + /* Fast path: hardware queue is not stopped most of the time. */ + if (likely(!test_bit(BLK_MQ_S_STOPPED, &hctx->state))) + return false; + + /* + * This barrier is used to order adding of dispatch list before and + * the test of BLK_MQ_S_STOPPED below. Pairs with the memory barrier + * in blk_mq_start_stopped_hw_queue() so that dispatch code could + * either see BLK_MQ_S_STOPPED is cleared or dispatch list is not + * empty to avoid missing dispatching requests. + */ + smp_mb(); + return test_bit(BLK_MQ_S_STOPPED, &hctx->state); }

diff --git a/crypto/pcrypt.c b/crypto/pcrypt.c index 1e9de81ef84f..d18e18141cb0 100644 --- a/crypto/pcrypt.c +++ b/crypto/pcrypt.c @@ -174,8 +174,10 @@ static int pcrypt_aead_encrypt(struct aead_request *req) err = pcrypt_do_parallel(padata, &ctx->cb_cpu, &pencrypt); if (!err) return -EINPROGRESS; - if (err == -EBUSY) - return -EAGAIN; + if (err == -EBUSY) { + /* try non-parallel mode */ + return crypto_aead_encrypt(creq); + }

return err; } @@ -220,8 +222,10 @@ static int pcrypt_aead_decrypt(struct aead_request *req) err = pcrypt_do_parallel(padata, &ctx->cb_cpu, &pdecrypt); if (!err) return -EINPROGRESS; - if (err == -EBUSY) - return -EAGAIN; + if (err == -EBUSY) { + /* try non-parallel mode */ + return crypto_aead_decrypt(creq); + }

return err; } diff --git a/drivers/acpi/arm64/gtdt.c b/drivers/acpi/arm64/gtdt.c index 7a181a8a9bf0..a8aecdcdae7e 100644 --- a/drivers/acpi/arm64/gtdt.c +++ b/drivers/acpi/arm64/gtdt.c @@ -286,7 +286,7 @@ static int __init gtdt_parse_timer_block(struct acpi_gtdt_timer_block *block, if (frame->virt_irq > 0) acpi_unregister_gsi(gtdt_frame->virtual_timer_interrupt); frame->virt_irq = 0; - } while (i-- >= 0 && gtdt_frame--); + } while (i-- > 0 && gtdt_frame--);

return -EINVAL; } diff --git a/drivers/base/regmap/regmap-irq.c b/drivers/base/regmap/regmap-irq.c index 982c7ac311b8..aeb4961d14b9 100644 --- a/drivers/base/regmap/regmap-irq.c +++ b/drivers/base/regmap/regmap-irq.c @@ -391,12 +391,16 @@ static irqreturn_t regmap_irq_thread(int irq, void *d) return IRQ_NONE; }

+static struct lock_class_key regmap_irq_lock_class; +static struct lock_class_key regmap_irq_request_class; + static int regmap_irq_map(struct irq_domain *h, unsigned int virq, irq_hw_number_t hw) { struct regmap_irq_chip_data *data = h->host_data;

irq_set_chip_data(virq, data); + irq_set_lockdep_class(virq, &regmap_irq_lock_class, &regmap_irq_request_class); irq_set_chip(virq, &data->irq_chip); irq_set_nested_thread(virq, 1); irq_set_parent(virq, data->irq); diff --git a/drivers/clk/clk-axi-clkgen.c b/drivers/clk/clk-axi-clkgen.c index 48d11f2598e8..f1e276ce28d4 100644 --- a/drivers/clk/clk-axi-clkgen.c +++ b/drivers/clk/clk-axi-clkgen.c @@ -9,6 +9,7 @@ */

#include <linux/platform_device.h> +#include <linux/clk.h> #include <linux/clk-provider.h> #include <linux/slab.h> #include <linux/io.h> @@ -414,7 +415,7 @@ static int axi_clkgen_probe(struct platform_device *pdev) struct clk_init_data init; const char *parent_names[2]; const char *clk_name; - struct resource *mem; + struct clk *axi_clk; unsigned int i; int ret;

@@ -429,14 +430,29 @@ static int axi_clkgen_probe(struct platform_device *pdev) if (!axi_clkgen) return -ENOMEM;

- mem = platform_get_resource(pdev, IORESOURCE_MEM, 0); - axi_clkgen->base = devm_ioremap_resource(&pdev->dev, mem); + axi_clkgen->base = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(axi_clkgen->base)) return PTR_ERR(axi_clkgen->base);

init.num_parents = of_clk_get_parent_count(pdev->dev.of_node); - if (init.num_parents < 1 || init.num_parents > 2) - return -EINVAL; + + axi_clk = devm_clk_get_enabled(&pdev->dev, "s_axi_aclk"); + if (!IS_ERR(axi_clk)) { + if (init.num_parents < 2 || init.num_parents > 3) + return -EINVAL; + + init.num_parents -= 1; + } else { + /* + * Legacy... So that old DTs which do not have clock-names still + * work. In this case we don't explicitly enable the AXI bus + * clock. + */ + if (PTR_ERR(axi_clk) != -ENOENT) + return PTR_ERR(axi_clk); + if (init.num_parents < 1 || init.num_parents > 2) + return -EINVAL; + }

for (i = 0; i < init.num_parents; i++) { parent_names[i] = of_clk_get_parent_name(pdev->dev.of_node, i); diff --git a/drivers/cpufreq/loongson2_cpufreq.c b/drivers/cpufreq/loongson2_cpufreq.c index da344696beed..1f4d0cf3a53c 100644 --- a/drivers/cpufreq/loongson2_cpufreq.c +++ b/drivers/cpufreq/loongson2_cpufreq.c @@ -166,7 +166,9 @@ static int __init cpufreq_init(void)

ret = cpufreq_register_driver(&loongson2_cpufreq_driver);

- if (!ret && !nowait) { + if (ret) { + platform_driver_unregister(&platform_driver); + } else if (!nowait) { saved_cpu_wait = cpu_wait; cpu_wait = loongson2_cpu_wait; } diff --git a/drivers/crypto/bcm/cipher.c b/drivers/crypto/bcm/cipher.c index c63992fbbc98..4349961982cc 100644 --- a/drivers/crypto/bcm/cipher.c +++ b/drivers/crypto/bcm/cipher.c @@ -2510,6 +2510,7 @@ static int ahash_hmac_setkey(struct crypto_ahash *ahash, const u8 *key,

static int ahash_hmac_init(struct ahash_request *req) { + int ret; struct iproc_reqctx_s *rctx = ahash_request_ctx(req); struct crypto_ahash *tfm = crypto_ahash_reqtfm(req); struct iproc_ctx_s *ctx = crypto_ahash_ctx(tfm); @@ -2519,7 +2520,9 @@ static int ahash_hmac_init(struct ahash_request *req) flow_log("ahash_hmac_init()\n");

/* init the context as a hash */ - ahash_init(req); + ret = ahash_init(req); + if (ret) + return ret;

if (!spu_no_incr_hash(ctx)) { /* SPU-M can do incr hashing but needs sw for outer HMAC */ diff --git a/drivers/crypto/cavium/cpt/cptpf_main.c b/drivers/crypto/cavium/cpt/cptpf_main.c index 7416f30ee976..c6781bbbdc5f 100644 --- a/drivers/crypto/cavium/cpt/cptpf_main.c +++ b/drivers/crypto/cavium/cpt/cptpf_main.c @@ -48,7 +48,7 @@ static void cpt_disable_cores(struct cpt_device *cpt, u64 coremask, dev_err(dev, "Cores still busy %llx", coremask); grp = cpt_read_csr64(cpt->reg_base, CPTX_PF_EXEC_BUSY(0)); - if (timeout--) + if (!timeout--) break;

udelay(CSR_DELAY); @@ -306,6 +306,8 @@ static int cpt_ucode_load_fw(struct cpt_device *cpt, const u8 *fw, bool is_ae)

ret = do_cpt_init(cpt, mcode); if (ret) { + dma_free_coherent(&cpt->pdev->dev, mcode->code_size, + mcode->code, mcode->phys_base); dev_err(dev, "do_cpt_init failed with ret: %d\n", ret); goto fw_release; } @@ -398,7 +400,7 @@ static void cpt_disable_all_cores(struct cpt_device *cpt) dev_err(dev, "Cores still busy"); grp = cpt_read_csr64(cpt->reg_base, CPTX_PF_EXEC_BUSY(0)); - if (timeout--) + if (!timeout--) break;

udelay(CSR_DELAY); diff --git a/drivers/edac/fsl_ddr_edac.c b/drivers/edac/fsl_ddr_edac.c index efc8276d1d9c..1b06a0bb90ab 100644 --- a/drivers/edac/fsl_ddr_edac.c +++ b/drivers/edac/fsl_ddr_edac.c @@ -327,21 +327,25 @@ static void fsl_mc_check(struct mem_ctl_info *mci) * TODO: Add support for 32-bit wide buses */ if ((err_detect & DDR_EDE_SBE) && (bus_width == 64)) { + u64 cap = (u64)cap_high << 32 | cap_low; + u32 s = syndrome; + sbe_ecc_decode(cap_high, cap_low, syndrome, &bad_data_bit, &bad_ecc_bit);

- if (bad_data_bit != -1) - fsl_mc_printk(mci, KERN_ERR, - "Faulty Data bit: %d\n", bad_data_bit); - if (bad_ecc_bit != -1) - fsl_mc_printk(mci, KERN_ERR, - "Faulty ECC bit: %d\n", bad_ecc_bit); + if (bad_data_bit >= 0) { + fsl_mc_printk(mci, KERN_ERR, "Faulty Data bit: %d\n", bad_data_bit); + cap ^= 1ULL << bad_data_bit; + } + + if (bad_ecc_bit >= 0) { + fsl_mc_printk(mci, KERN_ERR, "Faulty ECC bit: %d\n", bad_ecc_bit); + s ^= 1 << bad_ecc_bit; + }

fsl_mc_printk(mci, KERN_ERR, "Expected Data / ECC:\t%#8.8x_%08x / %#2.2x\n", - cap_high ^ (1 << (bad_data_bit - 32)), - cap_low ^ (1 << bad_data_bit), - syndrome ^ (1 << bad_ecc_bit)); + upper_32_bits(cap), lower_32_bits(cap), s); }

fsl_mc_printk(mci, KERN_ERR, diff --git a/drivers/firmware/arm_scpi.c b/drivers/firmware/arm_scpi.c index 1ce27bb9dead..2745a596e1d1 100644 --- a/drivers/firmware/arm_scpi.c +++ b/drivers/firmware/arm_scpi.c @@ -638,6 +638,9 @@ static struct scpi_dvfs_info *scpi_dvfs_get_info(u8 domain) if (ret) return ERR_PTR(ret);

+ if (!buf.opp_count) + return ERR_PTR(-ENOENT); + info = kmalloc(sizeof(*info), GFP_KERNEL); if (!info) return ERR_PTR(-ENOMEM); diff --git a/drivers/gpu/drm/drm_mm.c b/drivers/gpu/drm/drm_mm.c index 3cc5fbd78ee2..d7d9fc093c30 100644 --- a/drivers/gpu/drm/drm_mm.c +++ b/drivers/gpu/drm/drm_mm.c @@ -164,7 +164,7 @@ static void show_leaks(struct drm_mm *mm) { }

INTERVAL_TREE_DEFINE(struct drm_mm_node, rb, u64, __subtree_last, - START, LAST, static inline, drm_mm_interval_tree) + START, LAST, static inline __maybe_unused, drm_mm_interval_tree)

struct drm_mm_node * __drm_mm_interval_first(const struct drm_mm *mm, u64 start, u64 last) diff --git a/drivers/gpu/drm/etnaviv/etnaviv_drv.h b/drivers/gpu/drm/etnaviv/etnaviv_drv.h index b2930d1fe97c..51b7bdf5748b 100644 --- a/drivers/gpu/drm/etnaviv/etnaviv_drv.h +++ b/drivers/gpu/drm/etnaviv/etnaviv_drv.h @@ -108,17 +108,6 @@ static inline size_t size_vstruct(size_t nelem, size_t elem_size, size_t base) return base + nelem * elem_size; }

-/* returns true if fence a comes after fence b */ -static inline bool fence_after(u32 a, u32 b) -{ - return (s32)(a - b) > 0; -} - -static inline bool fence_after_eq(u32 a, u32 b) -{ - return (s32)(a - b) >= 0; -} - /* * Etnaviv timeouts are specified wrt CLOCK_MONOTONIC, not jiffies. * We need to calculate the timeout in terms of number of jiffies diff --git a/drivers/gpu/drm/etnaviv/etnaviv_dump.c b/drivers/gpu/drm/etnaviv/etnaviv_dump.c index 9d839b4fd8f7..1112972e5895 100644 --- a/drivers/gpu/drm/etnaviv/etnaviv_dump.c +++ b/drivers/gpu/drm/etnaviv/etnaviv_dump.c @@ -73,7 +73,7 @@ static void etnaviv_core_dump_header(struct core_dump_iterator *iter, hdr->file_size = cpu_to_le32(data_end - iter->data);

iter->hdr++; - iter->data += hdr->file_size; + iter->data += le32_to_cpu(hdr->file_size); }

static void etnaviv_core_dump_registers(struct core_dump_iterator *iter, @@ -81,10 +81,15 @@ static void etnaviv_core_dump_registers(struct core_dump_iterator *iter, { struct etnaviv_dump_registers *reg = iter->data; unsigned int i; + u32 read_addr;

for (i = 0; i < ARRAY_SIZE(etnaviv_dump_registers); i++, reg++) { - reg->reg = etnaviv_dump_registers[i]; - reg->value = gpu_read(gpu, etnaviv_dump_registers[i]); + read_addr = etnaviv_dump_registers[i]; + if (read_addr >= VIVS_PM_POWER_CONTROLS && + read_addr <= VIVS_PM_PULSE_EATER) + read_addr = gpu_fix_power_address(gpu, read_addr); + reg->reg = cpu_to_le32(etnaviv_dump_registers[i]); + reg->value = cpu_to_le32(gpu_read(gpu, read_addr)); }

etnaviv_core_dump_header(iter, ETDUMP_BUF_REG, reg); @@ -220,7 +225,7 @@ void etnaviv_core_dump(struct etnaviv_gpu *gpu) if (!IS_ERR(pages)) { int j;

- iter.hdr->data[0] = bomap - bomap_start; + iter.hdr->data[0] = cpu_to_le32((bomap - bomap_start));

for (j = 0; j < obj->base.size >> PAGE_SHIFT; j++) *bomap++ = cpu_to_le64(page_to_phys(*pages++)); diff --git a/drivers/gpu/drm/etnaviv/etnaviv_gpu.c b/drivers/gpu/drm/etnaviv/etnaviv_gpu.c index 37ae15dc4fc6..dec636b96531 100644 --- a/drivers/gpu/drm/etnaviv/etnaviv_gpu.c +++ b/drivers/gpu/drm/etnaviv/etnaviv_gpu.c @@ -540,7 +540,7 @@ static void etnaviv_gpu_enable_mlcg(struct etnaviv_gpu *gpu) u32 pmc, ppc;

/* enable clock gating */ - ppc = gpu_read(gpu, VIVS_PM_POWER_CONTROLS); + ppc = gpu_read_power(gpu, VIVS_PM_POWER_CONTROLS); ppc |= VIVS_PM_POWER_CONTROLS_ENABLE_MODULE_CLOCK_GATING;

/* Disable stall module clock gating for 4.3.0.1 and 4.3.0.2 revs */ @@ -548,9 +548,9 @@ static void etnaviv_gpu_enable_mlcg(struct etnaviv_gpu *gpu) gpu->identity.revision == 0x4302) ppc |= VIVS_PM_POWER_CONTROLS_DISABLE_STALL_MODULE_CLOCK_GATING;

- gpu_write(gpu, VIVS_PM_POWER_CONTROLS, ppc); + gpu_write_power(gpu, VIVS_PM_POWER_CONTROLS, ppc);

- pmc = gpu_read(gpu, VIVS_PM_MODULE_CONTROLS); + pmc = gpu_read_power(gpu, VIVS_PM_MODULE_CONTROLS);

/* Disable PA clock gating for GC400+ without bugfix except for GC420 */ if (gpu->identity.model >= chipModel_GC400 && @@ -579,7 +579,7 @@ static void etnaviv_gpu_enable_mlcg(struct etnaviv_gpu *gpu) pmc |= VIVS_PM_MODULE_CONTROLS_DISABLE_MODULE_CLOCK_GATING_RA_HZ; pmc |= VIVS_PM_MODULE_CONTROLS_DISABLE_MODULE_CLOCK_GATING_RA_EZ;

- gpu_write(gpu, VIVS_PM_MODULE_CONTROLS, pmc); + gpu_write_power(gpu, VIVS_PM_MODULE_CONTROLS, pmc); }

void etnaviv_gpu_start_fe(struct etnaviv_gpu *gpu, u32 address, u16 prefetch) @@ -620,11 +620,11 @@ static void etnaviv_gpu_setup_pulse_eater(struct etnaviv_gpu *gpu) (gpu->identity.features & chipFeatures_PIPE_3D)) { /* Performance fix: disable internal DFS */ - pulse_eater = gpu_read(gpu, VIVS_PM_PULSE_EATER); + pulse_eater = gpu_read_power(gpu, VIVS_PM_PULSE_EATER); pulse_eater |= BIT(18); }

- gpu_write(gpu, VIVS_PM_PULSE_EATER, pulse_eater); + gpu_write_power(gpu, VIVS_PM_PULSE_EATER, pulse_eater); }

static void etnaviv_gpu_hw_init(struct etnaviv_gpu *gpu) @@ -1038,7 +1038,7 @@ static bool etnaviv_fence_signaled(struct dma_fence *fence) { struct etnaviv_fence *f = to_etnaviv_fence(fence);

- return fence_completed(f->gpu, f->base.seqno); + return (s32)(f->gpu->completed_fence - f->base.seqno) >= 0; }

static void etnaviv_fence_release(struct dma_fence *fence) @@ -1077,6 +1077,12 @@ static struct dma_fence *etnaviv_gpu_fence_alloc(struct etnaviv_gpu *gpu) return &f->base; }

+/* returns true if fence a comes after fence b */ +static inline bool fence_after(u32 a, u32 b) +{ + return (s32)(a - b) > 0; +} + /* * event management: */ @@ -1231,10 +1237,12 @@ static void sync_point_perfmon_sample_pre(struct etnaviv_gpu *gpu, { u32 val;

+ mutex_lock(&gpu->lock); + /* disable clock gating */ - val = gpu_read(gpu, VIVS_PM_POWER_CONTROLS); + val = gpu_read_power(gpu, VIVS_PM_POWER_CONTROLS); val &= ~VIVS_PM_POWER_CONTROLS_ENABLE_MODULE_CLOCK_GATING; - gpu_write(gpu, VIVS_PM_POWER_CONTROLS, val); + gpu_write_power(gpu, VIVS_PM_POWER_CONTROLS, val);

/* enable debug register */ val = gpu_read(gpu, VIVS_HI_CLOCK_CONTROL); @@ -1242,6 +1250,8 @@ static void sync_point_perfmon_sample_pre(struct etnaviv_gpu *gpu, gpu_write(gpu, VIVS_HI_CLOCK_CONTROL, val);

sync_point_perfmon_sample(gpu, event, ETNA_PM_PROCESS_PRE); + + mutex_unlock(&gpu->lock); }

static void sync_point_perfmon_sample_post(struct etnaviv_gpu *gpu, @@ -1251,13 +1261,9 @@ static void sync_point_perfmon_sample_post(struct etnaviv_gpu *gpu, unsigned int i; u32 val;

- sync_point_perfmon_sample(gpu, event, ETNA_PM_PROCESS_POST); - - for (i = 0; i < submit->nr_pmrs; i++) { - const struct etnaviv_perfmon_request *pmr = submit->pmrs + i; + mutex_lock(&gpu->lock);

- *pmr->bo_vma = pmr->sequence; - } + sync_point_perfmon_sample(gpu, event, ETNA_PM_PROCESS_POST);

/* disable debug register */ val = gpu_read(gpu, VIVS_HI_CLOCK_CONTROL); @@ -1265,9 +1271,17 @@ static void sync_point_perfmon_sample_post(struct etnaviv_gpu *gpu, gpu_write(gpu, VIVS_HI_CLOCK_CONTROL, val);

/* enable clock gating */ - val = gpu_read(gpu, VIVS_PM_POWER_CONTROLS); + val = gpu_read_power(gpu, VIVS_PM_POWER_CONTROLS); val |= VIVS_PM_POWER_CONTROLS_ENABLE_MODULE_CLOCK_GATING; - gpu_write(gpu, VIVS_PM_POWER_CONTROLS, val); + gpu_write_power(gpu, VIVS_PM_POWER_CONTROLS, val); + + mutex_unlock(&gpu->lock); + + for (i = 0; i < submit->nr_pmrs; i++) { + const struct etnaviv_perfmon_request *pmr = submit->pmrs + i; + + *pmr->bo_vma = pmr->sequence; + } }

diff --git a/drivers/gpu/drm/etnaviv/etnaviv_gpu.h b/drivers/gpu/drm/etnaviv/etnaviv_gpu.h index 039e0509af6a..dedc44e484a0 100644 --- a/drivers/gpu/drm/etnaviv/etnaviv_gpu.h +++ b/drivers/gpu/drm/etnaviv/etnaviv_gpu.h @@ -11,6 +11,7 @@

#include "etnaviv_cmdbuf.h" #include "etnaviv_drv.h" +#include "common.xml.h"

struct etnaviv_gem_submit; struct etnaviv_vram_mapping; @@ -162,9 +163,24 @@ static inline u32 gpu_read(struct etnaviv_gpu *gpu, u32 reg) return readl(gpu->mmio + reg); }

-static inline bool fence_completed(struct etnaviv_gpu *gpu, u32 fence) +static inline u32 gpu_fix_power_address(struct etnaviv_gpu *gpu, u32 reg) { - return fence_after_eq(gpu->completed_fence, fence); + /* Power registers in GC300 < 2.0 are offset by 0x100 */ + if (gpu->identity.model == chipModel_GC300 && + gpu->identity.revision < 0x2000) + reg += 0x100; + + return reg; +} + +static inline void gpu_write_power(struct etnaviv_gpu *gpu, u32 reg, u32 data) +{ + writel(data, gpu->mmio + gpu_fix_power_address(gpu, reg)); +} + +static inline u32 gpu_read_power(struct etnaviv_gpu *gpu, u32 reg) +{ + return readl(gpu->mmio + gpu_fix_power_address(gpu, reg)); }

int etnaviv_gpu_get_param(struct etnaviv_gpu *gpu, u32 param, u64 *value); diff --git a/drivers/gpu/drm/omapdrm/omap_gem.c b/drivers/gpu/drm/omapdrm/omap_gem.c index 4ba5d035c590..4834c1846e43 100644 --- a/drivers/gpu/drm/omapdrm/omap_gem.c +++ b/drivers/gpu/drm/omapdrm/omap_gem.c @@ -1253,8 +1253,6 @@ struct drm_gem_object *omap_gem_new_dmabuf(struct drm_device *dev, size_t size,

omap_obj = to_omap_bo(obj);

- mutex_lock(&omap_obj->lock); - omap_obj->sgt = sgt;

if (sgt->orig_nents == 1) { @@ -1270,8 +1268,7 @@ struct drm_gem_object *omap_gem_new_dmabuf(struct drm_device *dev, size_t size, pages = kcalloc(npages, sizeof(*pages), GFP_KERNEL); if (!pages) { omap_gem_free_object(obj); - obj = ERR_PTR(-ENOMEM); - goto done; + return ERR_PTR(-ENOMEM); }

omap_obj->pages = pages; @@ -1284,13 +1281,10 @@ struct drm_gem_object *omap_gem_new_dmabuf(struct drm_device *dev, size_t size,

if (WARN_ON(i != npages)) { omap_gem_free_object(obj); - obj = ERR_PTR(-ENOMEM); - goto done; + return ERR_PTR(-ENOMEM); } }

-done: - mutex_unlock(&omap_obj->lock); return obj; }

diff --git a/drivers/hid/wacom_wac.c b/drivers/hid/wacom_wac.c index fe4051024db3..f0f6e8de025a 100644 --- a/drivers/hid/wacom_wac.c +++ b/drivers/hid/wacom_wac.c @@ -1321,9 +1321,9 @@ static void wacom_intuos_pro2_bt_pen(struct wacom_wac *wacom) rotation -= 1800;

input_report_abs(pen_input, ABS_TILT_X, - (char)frame[7]); + (signed char)frame[7]); input_report_abs(pen_input, ABS_TILT_Y, - (char)frame[8]); + (signed char)frame[8]); input_report_abs(pen_input, ABS_Z, rotation); input_report_abs(pen_input, ABS_WHEEL, get_unaligned_le16(&frame[11])); diff --git a/drivers/infiniband/hw/bnxt_re/ib_verbs.c b/drivers/infiniband/hw/bnxt_re/ib_verbs.c index e2c93a50fe76..9b6ebf635698 100644 --- a/drivers/infiniband/hw/bnxt_re/ib_verbs.c +++ b/drivers/infiniband/hw/bnxt_re/ib_verbs.c @@ -3110,7 +3110,7 @@ static void bnxt_re_process_res_shadow_qp_wc(struct bnxt_re_qp *qp, wc->byte_len = orig_cqe->length; wc->qp = &qp1_qp->ib_qp;

- wc->ex.imm_data = cpu_to_be32(le32_to_cpu(orig_cqe->immdata)); + wc->ex.imm_data = cpu_to_be32(orig_cqe->immdata); wc->src_qp = orig_cqe->src_qp; memcpy(wc->smac, orig_cqe->smac, ETH_ALEN); if (bnxt_re_is_vlan_pkt(orig_cqe, &vlan_id, &sl)) { @@ -3231,7 +3231,10 @@ int bnxt_re_poll_cq(struct ib_cq *ib_cq, int num_entries, struct ib_wc *wc) continue; } wc->qp = &qp->ib_qp; - wc->ex.imm_data = cpu_to_be32(le32_to_cpu(cqe->immdata)); + if (cqe->flags & CQ_RES_RC_FLAGS_IMM) + wc->ex.imm_data = cpu_to_be32(cqe->immdata); + else + wc->ex.invalidate_rkey = cqe->invrkey; wc->src_qp = cqe->src_qp; memcpy(wc->smac, cqe->smac, ETH_ALEN); wc->port_num = 1; diff --git a/drivers/infiniband/hw/bnxt_re/qplib_fp.h b/drivers/infiniband/hw/bnxt_re/qplib_fp.h index aed0c53d84be..6c0129231c07 100644 --- a/drivers/infiniband/hw/bnxt_re/qplib_fp.h +++ b/drivers/infiniband/hw/bnxt_re/qplib_fp.h @@ -349,7 +349,7 @@ struct bnxt_qplib_cqe { u32 length; u64 wr_id; union { - __le32 immdata; + u32 immdata; u32 invrkey; }; u64 qp_handle; diff --git a/drivers/media/dvb-core/dvbdev.c b/drivers/media/dvb-core/dvbdev.c index 49d55c5bf717..91f5d52f45db 100644 --- a/drivers/media/dvb-core/dvbdev.c +++ b/drivers/media/dvb-core/dvbdev.c @@ -544,6 +544,9 @@ int dvb_register_device(struct dvb_adapter *adap, struct dvb_device **pdvbdev, for (minor = 0; minor < MAX_DVB_MINORS; minor++) if (dvb_minors[minor] == NULL) break; +#else + minor = nums2minor(adap->num, type, id); +#endif if (minor >= MAX_DVB_MINORS) { if (new_node) { list_del (&new_node->list_head); @@ -557,17 +560,7 @@ int dvb_register_device(struct dvb_adapter *adap, struct dvb_device **pdvbdev, mutex_unlock(&dvbdev_register_lock); return -EINVAL; } -#else - minor = nums2minor(adap->num, type, id); - if (minor >= MAX_DVB_MINORS) { - dvb_media_device_free(dvbdev); - list_del(&dvbdev->list_head); - kfree(dvbdev); - *pdvbdev = NULL; - mutex_unlock(&dvbdev_register_lock); - return ret; - } -#endif + dvbdev->minor = minor; dvb_minors[minor] = dvb_device_get(dvbdev); up_write(&minor_rwsem); diff --git a/drivers/media/radio/wl128x/fmdrv_common.c b/drivers/media/radio/wl128x/fmdrv_common.c index cccf1a743f4e..f22a558ad807 100644 --- a/drivers/media/radio/wl128x/fmdrv_common.c +++ b/drivers/media/radio/wl128x/fmdrv_common.c @@ -472,11 +472,12 @@ int fmc_send_cmd(struct fmdev *fmdev, u8 fm_op, u16 type, void *payload, jiffies_to_msecs(FM_DRV_TX_TIMEOUT) / 1000); return -ETIMEDOUT; } + spin_lock_irqsave(&fmdev->resp_skb_lock, flags); if (!fmdev->resp_skb) { + spin_unlock_irqrestore(&fmdev->resp_skb_lock, flags); fmerr("Response SKB is missing\n"); return -EFAULT; } - spin_lock_irqsave(&fmdev->resp_skb_lock, flags); skb = fmdev->resp_skb; fmdev->resp_skb = NULL; spin_unlock_irqrestore(&fmdev->resp_skb_lock, flags); diff --git a/drivers/message/fusion/mptsas.c b/drivers/message/fusion/mptsas.c index b8cf2658649e..7c8924dff17f 100644 --- a/drivers/message/fusion/mptsas.c +++ b/drivers/message/fusion/mptsas.c @@ -4206,10 +4206,8 @@ mptsas_find_phyinfo_by_phys_disk_num(MPT_ADAPTER *ioc, u8 phys_disk_num, static void mptsas_reprobe_lun(struct scsi_device *sdev, void *data) { - int rc; - sdev->no_uld_attach = data ? 1 : 0; - rc = scsi_device_reprobe(sdev); + WARN_ON(scsi_device_reprobe(sdev)); }

static void diff --git a/drivers/mfd/da9052-spi.c b/drivers/mfd/da9052-spi.c index abfb11818fdc..5fb5af5108ab 100644 --- a/drivers/mfd/da9052-spi.c +++ b/drivers/mfd/da9052-spi.c @@ -42,7 +42,7 @@ static int da9052_spi_probe(struct spi_device *spi) spi_set_drvdata(spi, da9052);

config = da9052_regmap_config; - config.read_flag_mask = 1; + config.write_flag_mask = 1; config.reg_bits = 7; config.pad_bits = 1; config.val_bits = 8; diff --git a/drivers/mfd/rt5033.c b/drivers/mfd/rt5033.c index 94cdad91c065..71f35bfac3f2 100644 --- a/drivers/mfd/rt5033.c +++ b/drivers/mfd/rt5033.c @@ -85,8 +85,8 @@ static int rt5033_i2c_probe(struct i2c_client *i2c, } dev_info(&i2c->dev, "Device found Device ID: %04x\n", dev_id);

- ret = regmap_add_irq_chip(rt5033->regmap, rt5033->irq, - IRQF_TRIGGER_FALLING | IRQF_ONESHOT, + ret = devm_regmap_add_irq_chip(rt5033->dev, rt5033->regmap, + rt5033->irq, IRQF_TRIGGER_FALLING | IRQF_ONESHOT, 0, &rt5033_irq_chip, &rt5033->irq_data); if (ret) { dev_err(&i2c->dev, "Failed to request IRQ %d: %d\n", diff --git a/drivers/misc/apds990x.c b/drivers/misc/apds990x.c index ed9412d750b7..871d2d42db93 100644 --- a/drivers/misc/apds990x.c +++ b/drivers/misc/apds990x.c @@ -1163,7 +1163,7 @@ static int apds990x_probe(struct i2c_client *client, err = chip->pdata->setup_resources(); if (err) { err = -EINVAL; - goto fail3; + goto fail4; } }

@@ -1171,7 +1171,7 @@ static int apds990x_probe(struct i2c_client *client, apds990x_attribute_group); if (err < 0) { dev_err(&chip->client->dev, "Sysfs registration failed\n"); - goto fail4; + goto fail5; }

err = request_threaded_irq(client->irq, NULL, @@ -1182,15 +1182,17 @@ static int apds990x_probe(struct i2c_client *client, if (err) { dev_err(&client->dev, "could not get IRQ %d\n", client->irq); - goto fail5; + goto fail6; } return err; -fail5: +fail6: sysfs_remove_group(&chip->client->dev.kobj, &apds990x_attribute_group[0]); -fail4: +fail5: if (chip->pdata && chip->pdata->release_resources) chip->pdata->release_resources(); +fail4: + pm_runtime_disable(&client->dev); fail3: regulator_bulk_disable(ARRAY_SIZE(chip->regs), chip->regs); fail2: diff --git a/drivers/mmc/host/dw_mmc.c b/drivers/mmc/host/dw_mmc.c index a35526ae7a25..75355abe03c9 100644 --- a/drivers/mmc/host/dw_mmc.c +++ b/drivers/mmc/host/dw_mmc.c @@ -2857,8 +2857,8 @@ static int dw_mci_init_slot(struct dw_mci *host) if (host->use_dma == TRANS_MODE_IDMAC) { mmc->max_segs = host->ring_size; mmc->max_blk_size = 65535; - mmc->max_req_size = DW_MCI_DESC_DATA_LENGTH * host->ring_size; - mmc->max_seg_size = mmc->max_req_size; + mmc->max_seg_size = 0x1000; + mmc->max_req_size = mmc->max_seg_size * host->ring_size; mmc->max_blk_count = mmc->max_req_size / 512; } else if (host->use_dma == TRANS_MODE_EDMAC) { mmc->max_segs = 64; diff --git a/drivers/mmc/host/mmc_spi.c b/drivers/mmc/host/mmc_spi.c index 24795454d106..008a47842de0 100644 --- a/drivers/mmc/host/mmc_spi.c +++ b/drivers/mmc/host/mmc_spi.c @@ -269,10 +269,6 @@ static int mmc_spi_response_get(struct mmc_spi_host *host, u8 leftover = 0; unsigned short rotator; int i; - char tag[32]; - - snprintf(tag, sizeof(tag), " ... CMD%d response SPI_%s", - cmd->opcode, maptype(cmd));

/* Except for data block reads, the whole response will already * be stored in the scratch buffer. It's somewhere after the @@ -422,8 +418,9 @@ static int mmc_spi_response_get(struct mmc_spi_host *host, }

if (value < 0) - dev_dbg(&host->spi->dev, "%s: resp %04x %08x\n", - tag, cmd->resp[0], cmd->resp[1]); + dev_dbg(&host->spi->dev, + " ... CMD%d response SPI_%s: resp %04x %08x\n", + cmd->opcode, maptype(cmd), cmd->resp[0], cmd->resp[1]);

/* disable chipselect on errors and some success cases */ if (value >= 0 && cs_on) diff --git a/drivers/mtd/nand/raw/atmel/pmecc.c b/drivers/mtd/nand/raw/atmel/pmecc.c index 9d3997840889..8880e0401e6c 100644 --- a/drivers/mtd/nand/raw/atmel/pmecc.c +++ b/drivers/mtd/nand/raw/atmel/pmecc.c @@ -365,7 +365,7 @@ atmel_pmecc_create_user(struct atmel_pmecc *pmecc, size = ALIGN(size, sizeof(s32)); size += (req->ecc.strength + 1) * sizeof(s32) * 3;

- user = kzalloc(size, GFP_KERNEL); + user = devm_kzalloc(pmecc->dev, size, GFP_KERNEL); if (!user) return ERR_PTR(-ENOMEM);

@@ -411,12 +411,6 @@ atmel_pmecc_create_user(struct atmel_pmecc *pmecc, } EXPORT_SYMBOL_GPL(atmel_pmecc_create_user);

-void atmel_pmecc_destroy_user(struct atmel_pmecc_user *user) -{ - kfree(user); -} -EXPORT_SYMBOL_GPL(atmel_pmecc_destroy_user); - static int get_strength(struct atmel_pmecc_user *user) { const int *strengths = user->pmecc->caps->strengths; diff --git a/drivers/mtd/nand/raw/atmel/pmecc.h b/drivers/mtd/nand/raw/atmel/pmecc.h index 808f1be0d6ad..1b6ac2ce73f4 100644 --- a/drivers/mtd/nand/raw/atmel/pmecc.h +++ b/drivers/mtd/nand/raw/atmel/pmecc.h @@ -59,8 +59,6 @@ struct atmel_pmecc *devm_atmel_pmecc_get(struct device *dev); struct atmel_pmecc_user * atmel_pmecc_create_user(struct atmel_pmecc *pmecc, struct atmel_pmecc_user_req *req); -void atmel_pmecc_destroy_user(struct atmel_pmecc_user *user); - void atmel_pmecc_reset(struct atmel_pmecc *pmecc); int atmel_pmecc_enable(struct atmel_pmecc_user *user, int op); void atmel_pmecc_disable(struct atmel_pmecc_user *user); diff --git a/drivers/mtd/ubi/attach.c b/drivers/mtd/ubi/attach.c index 93ceea4f27d5..d62e5b69ba4b 100644 --- a/drivers/mtd/ubi/attach.c +++ b/drivers/mtd/ubi/attach.c @@ -1459,7 +1459,7 @@ static int scan_all(struct ubi_device *ubi, struct ubi_attach_info *ai, return err; }

-static struct ubi_attach_info *alloc_ai(void) +static struct ubi_attach_info *alloc_ai(const char *slab_name) { struct ubi_attach_info *ai;

@@ -1473,7 +1473,7 @@ static struct ubi_attach_info *alloc_ai(void) INIT_LIST_HEAD(&ai->alien); INIT_LIST_HEAD(&ai->fastmap); ai->volumes = RB_ROOT; - ai->aeb_slab_cache = kmem_cache_create("ubi_aeb_slab_cache", + ai->aeb_slab_cache = kmem_cache_create(slab_name, sizeof(struct ubi_ainf_peb), 0, 0, NULL); if (!ai->aeb_slab_cache) { @@ -1503,7 +1503,7 @@ static int scan_fast(struct ubi_device *ubi, struct ubi_attach_info **ai)

err = -ENOMEM;

- scan_ai = alloc_ai(); + scan_ai = alloc_ai("ubi_aeb_slab_cache_fastmap"); if (!scan_ai) goto out;

@@ -1569,7 +1569,7 @@ int ubi_attach(struct ubi_device *ubi, int force_scan) int err; struct ubi_attach_info *ai;

- ai = alloc_ai(); + ai = alloc_ai("ubi_aeb_slab_cache"); if (!ai) return -ENOMEM;

@@ -1587,7 +1587,7 @@ int ubi_attach(struct ubi_device *ubi, int force_scan) if (err > 0 || mtd_is_eccerr(err)) { if (err != UBI_NO_FASTMAP) { destroy_ai(ai); - ai = alloc_ai(); + ai = alloc_ai("ubi_aeb_slab_cache"); if (!ai) return -ENOMEM;

@@ -1626,7 +1626,7 @@ int ubi_attach(struct ubi_device *ubi, int force_scan) if (ubi->fm && ubi_dbg_chk_fastmap(ubi)) { struct ubi_attach_info *scan_ai;

- scan_ai = alloc_ai(); + scan_ai = alloc_ai("ubi_aeb_slab_cache_dbg_chk_fastmap"); if (!scan_ai) { err = -ENOMEM; goto out_wl; diff --git a/drivers/mtd/ubi/wl.c b/drivers/mtd/ubi/wl.c index 83c460f7a883..221edcfca7f8 100644 --- a/drivers/mtd/ubi/wl.c +++ b/drivers/mtd/ubi/wl.c @@ -810,7 +810,14 @@ static int wear_leveling_worker(struct ubi_device *ubi, struct ubi_work *wrk, goto out_not_moved; } if (err == MOVE_RETRY) { - scrubbing = 1; + /* + * For source PEB: + * 1. The scrubbing is set for scrub type PEB, it will + * be put back into ubi->scrub list. + * 2. Non-scrub type PEB will be put back into ubi->used + * list. + */ + keep = 1; dst_leb_clean = 1; goto out_not_moved; } diff --git a/drivers/net/ethernet/broadcom/tg3.c b/drivers/net/ethernet/broadcom/tg3.c index af0186a527a3..d7419c65d9e3 100644 --- a/drivers/net/ethernet/broadcom/tg3.c +++ b/drivers/net/ethernet/broadcom/tg3.c @@ -17866,6 +17866,9 @@ static int tg3_init_one(struct pci_dev *pdev, } else persist_dma_mask = dma_mask = DMA_BIT_MASK(64);

+ if (tg3_asic_rev(tp) == ASIC_REV_57766) + persist_dma_mask = DMA_BIT_MASK(31); + /* Configure DMA attributes. */ if (dma_mask > DMA_BIT_MASK(32)) { err = pci_set_dma_mask(pdev, dma_mask); diff --git a/drivers/net/ethernet/marvell/pxa168_eth.c b/drivers/net/ethernet/marvell/pxa168_eth.c index 0d6a4e47e7a5..962d7046801c 100644 --- a/drivers/net/ethernet/marvell/pxa168_eth.c +++ b/drivers/net/ethernet/marvell/pxa168_eth.c @@ -1417,18 +1417,15 @@ static int pxa168_eth_probe(struct platform_device *pdev)

printk(KERN_NOTICE "PXA168 10/100 Ethernet Driver\n");

- clk = devm_clk_get(&pdev->dev, NULL); + clk = devm_clk_get_enabled(&pdev->dev, NULL); if (IS_ERR(clk)) { - dev_err(&pdev->dev, "Fast Ethernet failed to get clock\n"); + dev_err(&pdev->dev, "Fast Ethernet failed to get and enable clock\n"); return -ENODEV; } - clk_prepare_enable(clk);

dev = alloc_etherdev(sizeof(struct pxa168_eth_private)); - if (!dev) { - err = -ENOMEM; - goto err_clk; - } + if (!dev) + return -ENOMEM;

platform_set_drvdata(pdev, dev); pep = netdev_priv(dev); @@ -1541,8 +1538,6 @@ static int pxa168_eth_probe(struct platform_device *pdev) mdiobus_free(pep->smi_bus); err_netdev: free_netdev(dev); -err_clk: - clk_disable_unprepare(clk); return err; }

diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-socfpga.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-socfpga.c index 33407df6bea6..9176fbee5ed6 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-socfpga.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-socfpga.c @@ -346,6 +346,8 @@ static int socfpga_dwmac_probe(struct platform_device *pdev) plat_dat->bsp_priv = dwmac; plat_dat->fix_mac_speed = socfpga_dwmac_fix_mac_speed;

+ plat_dat->riwt_off = 1; + ret = stmmac_dvr_probe(&pdev->dev, plat_dat, &stmmac_res); if (ret) goto err_remove_config_dt; diff --git a/drivers/net/usb/lan78xx.c b/drivers/net/usb/lan78xx.c index f56f45c924de..44c2433b55a7 100644 --- a/drivers/net/usb/lan78xx.c +++ b/drivers/net/usb/lan78xx.c @@ -1440,13 +1440,13 @@ static int lan78xx_set_wol(struct net_device *netdev, struct lan78xx_priv *pdata = (struct lan78xx_priv *)(dev->data[0]); int ret;

+ if (wol->wolopts & ~WAKE_ALL) + return -EINVAL; + ret = usb_autopm_get_interface(dev->intf); if (ret < 0) return ret;

- if (wol->wolopts & ~WAKE_ALL) - return -EINVAL; - pdata->wol = wol->wolopts;

device_set_wakeup_enable(&dev->udev->dev, (bool)wol->wolopts); @@ -2204,6 +2204,7 @@ static int lan78xx_phy_init(struct lan78xx_net *dev) if (dev->chipid == ID_REV_CHIP_ID_7801_) { if (phy_is_pseudo_fixed_link(phydev)) { fixed_phy_unregister(phydev); + phy_device_free(phydev); } else { phy_unregister_fixup_for_uid(PHY_KSZ9031RNX, 0xfffffff0); @@ -3884,8 +3885,10 @@ static void lan78xx_disconnect(struct usb_interface *intf)

phy_disconnect(net->phydev);

- if (phy_is_pseudo_fixed_link(phydev)) + if (phy_is_pseudo_fixed_link(phydev)) { fixed_phy_unregister(phydev); + phy_device_free(phydev); + }

unregister_netdev(net);

diff --git a/drivers/net/usb/qmi_wwan.c b/drivers/net/usb/qmi_wwan.c index 57ccbc8a6c05..32b25462a573 100644 --- a/drivers/net/usb/qmi_wwan.c +++ b/drivers/net/usb/qmi_wwan.c @@ -1045,6 +1045,7 @@ static const struct usb_device_id products[] = { USB_DEVICE_AND_INTERFACE_INFO(0x03f0, 0x581d, USB_CLASS_VENDOR_SPEC, 1, 7), .driver_info = (unsigned long)&qmi_wwan_info, }, + {QMI_MATCH_FF_FF_FF(0x2c7c, 0x0122)}, /* Quectel RG650V */ {QMI_MATCH_FF_FF_FF(0x2c7c, 0x0125)}, /* Quectel EC25, EC20 R2.0 Mini PCIe */ {QMI_MATCH_FF_FF_FF(0x2c7c, 0x0306)}, /* Quectel EP06/EG06/EM06 */ {QMI_MATCH_FF_FF_FF(0x2c7c, 0x0512)}, /* Quectel EG12/EM12 */ diff --git a/drivers/net/wireless/ath/ath9k/htc_hst.c b/drivers/net/wireless/ath/ath9k/htc_hst.c index d5e5f9cf4ca8..762403dfbb36 100644 --- a/drivers/net/wireless/ath/ath9k/htc_hst.c +++ b/drivers/net/wireless/ath/ath9k/htc_hst.c @@ -297,6 +297,9 @@ int htc_connect_service(struct htc_target *target, return -ETIMEDOUT; }

+ if (target->conn_rsp_epid < 0 || target->conn_rsp_epid >= ENDPOINT_MAX) + return -EINVAL; + *conn_rsp_epid = target->conn_rsp_epid; return 0; err: diff --git a/drivers/net/wireless/marvell/mwifiex/fw.h b/drivers/net/wireless/marvell/mwifiex/fw.h index bfa482cf464f..c8bf6e559dc5 100644 --- a/drivers/net/wireless/marvell/mwifiex/fw.h +++ b/drivers/net/wireless/marvell/mwifiex/fw.h @@ -853,7 +853,7 @@ struct mwifiex_ietypes_chanstats { struct mwifiex_ie_types_wildcard_ssid_params { struct mwifiex_ie_types_header header; u8 max_ssid_length; - u8 ssid[1]; + u8 ssid[]; } __packed;

#define TSF_DATA_SIZE 8 diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c index 6adff541282b..fcf062f3b507 100644 --- a/drivers/nvme/host/core.c +++ b/drivers/nvme/host/core.c @@ -802,11 +802,16 @@ static int nvme_submit_user_cmd(struct request_queue *q, bool write = nvme_is_write(cmd); struct nvme_ns *ns = q->queuedata; struct gendisk *disk = ns ? ns->disk : NULL; + bool supports_metadata = disk && blk_get_integrity(disk); + bool has_metadata = meta_buffer && meta_len; struct request *req; struct bio *bio = NULL; void *meta = NULL; int ret;

+ if (has_metadata && !supports_metadata) + return -EINVAL; + req = nvme_alloc_request(q, cmd, 0, NVME_QID_ANY); if (IS_ERR(req)) return PTR_ERR(req); @@ -821,7 +826,7 @@ static int nvme_submit_user_cmd(struct request_queue *q, goto out; bio = req->bio; bio->bi_disk = disk; - if (disk && meta_buffer && meta_len) { + if (has_metadata) { meta = nvme_add_user_metadata(bio, meta_buffer, meta_len, meta_seed, write); if (IS_ERR(meta)) { diff --git a/drivers/pci/hotplug/cpqphp_pci.c b/drivers/pci/hotplug/cpqphp_pci.c index 1b2b3f3b648b..ce6eb71a6359 100644 --- a/drivers/pci/hotplug/cpqphp_pci.c +++ b/drivers/pci/hotplug/cpqphp_pci.c @@ -135,11 +135,13 @@ int cpqhp_unconfigure_device(struct pci_func *func) static int PCI_RefinedAccessConfig(struct pci_bus *bus, unsigned int devfn, u8 offset, u32 *value) { u32 vendID = 0; + int ret;

- if (pci_bus_read_config_dword(bus, devfn, PCI_VENDOR_ID, &vendID) == -1) - return -1; - if (vendID == 0xffffffff) - return -1; + ret = pci_bus_read_config_dword(bus, devfn, PCI_VENDOR_ID, &vendID); + if (ret != PCIBIOS_SUCCESSFUL) + return PCIBIOS_DEVICE_NOT_FOUND; + if (PCI_POSSIBLE_ERROR(vendID)) + return PCIBIOS_DEVICE_NOT_FOUND; return pci_bus_read_config_dword(bus, devfn, offset, value); }

@@ -200,13 +202,15 @@ static int PCI_ScanBusForNonBridge(struct controller *ctrl, u8 bus_num, u8 *dev_ { u16 tdevice; u32 work; + int ret; u8 tbus;

ctrl->pci_bus->number = bus_num;

for (tdevice = 0; tdevice < 0xFF; tdevice++) { /* Scan for access first */ - if (PCI_RefinedAccessConfig(ctrl->pci_bus, tdevice, 0x08, &work) == -1) + ret = PCI_RefinedAccessConfig(ctrl->pci_bus, tdevice, 0x08, &work); + if (ret) continue; dbg("Looking for nonbridge bus_num %d dev_num %d\n", bus_num, tdevice); /* Yep we got one. Not a bridge ? */ @@ -218,7 +222,8 @@ static int PCI_ScanBusForNonBridge(struct controller *ctrl, u8 bus_num, u8 *dev_ } for (tdevice = 0; tdevice < 0xFF; tdevice++) { /* Scan for access first */ - if (PCI_RefinedAccessConfig(ctrl->pci_bus, tdevice, 0x08, &work) == -1) + ret = PCI_RefinedAccessConfig(ctrl->pci_bus, tdevice, 0x08, &work); + if (ret) continue; dbg("Looking for bridge bus_num %d dev_num %d\n", bus_num, tdevice); /* Yep we got one. bridge ? */ @@ -251,7 +256,7 @@ static int PCI_GetBusDevHelper(struct controller *ctrl, u8 *bus_num, u8 *dev_num *dev_num = tdevice; ctrl->pci_bus->number = tbus; pci_bus_read_config_dword(ctrl->pci_bus, *dev_num, PCI_VENDOR_ID, &work); - if (!nobridge || (work == 0xffffffff)) + if (!nobridge || PCI_POSSIBLE_ERROR(work)) return 0;

dbg("bus_num %d devfn %d\n", *bus_num, *dev_num); diff --git a/drivers/pci/slot.c b/drivers/pci/slot.c index d575583e49c2..98f23eddc126 100644 --- a/drivers/pci/slot.c +++ b/drivers/pci/slot.c @@ -115,6 +115,7 @@ static void pci_slot_release(struct kobject *kobj) up_read(&pci_bus_sem);

list_del(&slot->list); + pci_bus_put(slot->bus);

kfree(slot); } @@ -296,7 +297,7 @@ struct pci_slot *pci_create_slot(struct pci_bus *parent, int slot_nr, goto err; }

- slot->bus = parent; + slot->bus = pci_bus_get(parent); slot->number = slot_nr;

slot->kobj.kset = pci_slots_kset; @@ -304,6 +305,7 @@ struct pci_slot *pci_create_slot(struct pci_bus *parent, int slot_nr, slot_name = make_slot_name(name); if (!slot_name) { err = -ENOMEM; + pci_bus_put(slot->bus); kfree(slot); goto err; } diff --git a/drivers/power/supply/power_supply_core.c b/drivers/power/supply/power_supply_core.c index 3715a6c2955b..b89d89455bcb 100644 --- a/drivers/power/supply/power_supply_core.c +++ b/drivers/power/supply/power_supply_core.c @@ -482,8 +482,6 @@ EXPORT_SYMBOL_GPL(power_supply_get_by_name); */ void power_supply_put(struct power_supply *psy) { - might_sleep(); - atomic_dec(&psy->use_cnt); put_device(&psy->dev); } diff --git a/drivers/rpmsg/qcom_glink_native.c b/drivers/rpmsg/qcom_glink_native.c index 48d2fb187a1b..17c342b4fe72 100644 --- a/drivers/rpmsg/qcom_glink_native.c +++ b/drivers/rpmsg/qcom_glink_native.c @@ -92,6 +92,8 @@ struct glink_core_rx_intent { * @rcids: idr of all channels with a known remote channel id * @features: remote features * @intentless: flag to indicate that there is no intent + * @tx_avail_notify: Waitqueue for pending tx tasks + * @sent_read_notify: flag to check cmd sent or not */ struct qcom_glink { struct device *dev; @@ -118,6 +120,8 @@ struct qcom_glink { unsigned long features;

bool intentless; + wait_queue_head_t tx_avail_notify; + bool sent_read_notify; };

enum { @@ -187,20 +191,20 @@ struct glink_channel {

static const struct rpmsg_endpoint_ops glink_endpoint_ops;

-#define RPM_CMD_VERSION 0 -#define RPM_CMD_VERSION_ACK 1 -#define RPM_CMD_OPEN 2 -#define RPM_CMD_CLOSE 3 -#define RPM_CMD_OPEN_ACK 4 -#define RPM_CMD_INTENT 5 -#define RPM_CMD_RX_DONE 6 -#define RPM_CMD_RX_INTENT_REQ 7 -#define RPM_CMD_RX_INTENT_REQ_ACK 8 -#define RPM_CMD_TX_DATA 9 -#define RPM_CMD_CLOSE_ACK 11 -#define RPM_CMD_TX_DATA_CONT 12 -#define RPM_CMD_READ_NOTIF 13 -#define RPM_CMD_RX_DONE_W_REUSE 14 +#define GLINK_CMD_VERSION 0 +#define GLINK_CMD_VERSION_ACK 1 +#define GLINK_CMD_OPEN 2 +#define GLINK_CMD_CLOSE 3 +#define GLINK_CMD_OPEN_ACK 4 +#define GLINK_CMD_INTENT 5 +#define GLINK_CMD_RX_DONE 6 +#define GLINK_CMD_RX_INTENT_REQ 7 +#define GLINK_CMD_RX_INTENT_REQ_ACK 8 +#define GLINK_CMD_TX_DATA 9 +#define GLINK_CMD_CLOSE_ACK 11 +#define GLINK_CMD_TX_DATA_CONT 12 +#define GLINK_CMD_READ_NOTIF 13 +#define GLINK_CMD_RX_DONE_W_REUSE 14

#define GLINK_FEATURE_INTENTLESS BIT(1)

@@ -305,6 +309,20 @@ static void qcom_glink_tx_write(struct qcom_glink *glink, glink->tx_pipe->write(glink->tx_pipe, hdr, hlen, data, dlen); }

+static void qcom_glink_send_read_notify(struct qcom_glink *glink) +{ + struct glink_msg msg; + + msg.cmd = cpu_to_le16(GLINK_CMD_READ_NOTIF); + msg.param1 = 0; + msg.param2 = 0; + + qcom_glink_tx_write(glink, &msg, sizeof(msg), NULL, 0); + + mbox_send_message(glink->mbox_chan, NULL); + mbox_client_txdone(glink->mbox_chan, 0); +} + static int qcom_glink_tx(struct qcom_glink *glink, const void *hdr, size_t hlen, const void *data, size_t dlen, bool wait) @@ -325,12 +343,21 @@ static int qcom_glink_tx(struct qcom_glink *glink, goto out; }

+ if (!glink->sent_read_notify) { + glink->sent_read_notify = true; + qcom_glink_send_read_notify(glink); + } + /* Wait without holding the tx_lock */ spin_unlock_irqrestore(&glink->tx_lock, flags);

- usleep_range(10000, 15000); + wait_event_timeout(glink->tx_avail_notify, + qcom_glink_tx_avail(glink) >= tlen, 10 * HZ);

spin_lock_irqsave(&glink->tx_lock, flags); + + if (qcom_glink_tx_avail(glink) >= tlen) + glink->sent_read_notify = false; }

qcom_glink_tx_write(glink, hdr, hlen, data, dlen); @@ -348,7 +375,7 @@ static int qcom_glink_send_version(struct qcom_glink *glink) { struct glink_msg msg;

- msg.cmd = cpu_to_le16(RPM_CMD_VERSION); + msg.cmd = cpu_to_le16(GLINK_CMD_VERSION); msg.param1 = cpu_to_le16(GLINK_VERSION_1); msg.param2 = cpu_to_le32(glink->features);

@@ -359,7 +386,7 @@ static void qcom_glink_send_version_ack(struct qcom_glink *glink) { struct glink_msg msg;

- msg.cmd = cpu_to_le16(RPM_CMD_VERSION_ACK); + msg.cmd = cpu_to_le16(GLINK_CMD_VERSION_ACK); msg.param1 = cpu_to_le16(GLINK_VERSION_1); msg.param2 = cpu_to_le32(glink->features);

@@ -371,7 +398,7 @@ static void qcom_glink_send_open_ack(struct qcom_glink *glink, { struct glink_msg msg;

- msg.cmd = cpu_to_le16(RPM_CMD_OPEN_ACK); + msg.cmd = cpu_to_le16(GLINK_CMD_OPEN_ACK); msg.param1 = cpu_to_le16(channel->rcid); msg.param2 = cpu_to_le32(0);

@@ -397,11 +424,11 @@ static void qcom_glink_handle_intent_req_ack(struct qcom_glink *glink, }

/** - * qcom_glink_send_open_req() - send a RPM_CMD_OPEN request to the remote + * qcom_glink_send_open_req() - send a GLINK_CMD_OPEN request to the remote * @glink: Ptr to the glink edge * @channel: Ptr to the channel that the open req is sent * - * Allocates a local channel id and sends a RPM_CMD_OPEN message to the remote. + * Allocates a local channel id and sends a GLINK_CMD_OPEN message to the remote. * Will return with refcount held, regardless of outcome. * * Returns 0 on success, negative errno otherwise. @@ -430,7 +457,7 @@ static int qcom_glink_send_open_req(struct qcom_glink *glink,

channel->lcid = ret;

- req.msg.cmd = cpu_to_le16(RPM_CMD_OPEN); + req.msg.cmd = cpu_to_le16(GLINK_CMD_OPEN); req.msg.param1 = cpu_to_le16(channel->lcid); req.msg.param2 = cpu_to_le32(name_len); strcpy(req.name, channel->name); @@ -455,7 +482,7 @@ static void qcom_glink_send_close_req(struct qcom_glink *glink, { struct glink_msg req;

- req.cmd = cpu_to_le16(RPM_CMD_CLOSE); + req.cmd = cpu_to_le16(GLINK_CMD_CLOSE); req.param1 = cpu_to_le16(channel->lcid); req.param2 = 0;

@@ -467,7 +494,7 @@ static void qcom_glink_send_close_ack(struct qcom_glink *glink, { struct glink_msg req;

- req.cmd = cpu_to_le16(RPM_CMD_CLOSE_ACK); + req.cmd = cpu_to_le16(GLINK_CMD_CLOSE_ACK); req.param1 = cpu_to_le16(rcid); req.param2 = 0;

@@ -498,7 +525,7 @@ static void qcom_glink_rx_done_work(struct work_struct *work) iid = intent->id; reuse = intent->reuse;

- cmd.id = reuse ? RPM_CMD_RX_DONE_W_REUSE : RPM_CMD_RX_DONE; + cmd.id = reuse ? GLINK_CMD_RX_DONE_W_REUSE : GLINK_CMD_RX_DONE; cmd.lcid = cid; cmd.liid = iid;

@@ -610,7 +637,7 @@ static int qcom_glink_send_intent_req_ack(struct qcom_glink *glink, { struct glink_msg msg;

- msg.cmd = cpu_to_le16(RPM_CMD_RX_INTENT_REQ_ACK); + msg.cmd = cpu_to_le16(GLINK_CMD_RX_INTENT_REQ_ACK); msg.param1 = cpu_to_le16(channel->lcid); msg.param2 = cpu_to_le32(granted);

@@ -641,7 +668,7 @@ static int qcom_glink_advertise_intent(struct qcom_glink *glink, } __packed; struct command cmd;

- cmd.id = cpu_to_le16(RPM_CMD_INTENT); + cmd.id = cpu_to_le16(GLINK_CMD_INTENT); cmd.lcid = cpu_to_le16(channel->lcid); cmd.count = cpu_to_le32(1); cmd.size = cpu_to_le32(intent->size); @@ -991,6 +1018,9 @@ static irqreturn_t qcom_glink_native_intr(int irq, void *data) unsigned int cmd; int ret = 0;

+ /* To wakeup any blocking writers */ + wake_up_all(&glink->tx_avail_notify); + for (;;) { avail = qcom_glink_rx_avail(glink); if (avail < sizeof(msg)) @@ -1003,42 +1033,43 @@ static irqreturn_t qcom_glink_native_intr(int irq, void *data) param2 = le32_to_cpu(msg.param2);

switch (cmd) { - case RPM_CMD_VERSION: - case RPM_CMD_VERSION_ACK: - case RPM_CMD_CLOSE: - case RPM_CMD_CLOSE_ACK: - case RPM_CMD_RX_INTENT_REQ: + case GLINK_CMD_VERSION: + case GLINK_CMD_VERSION_ACK: + case GLINK_CMD_CLOSE: + case GLINK_CMD_CLOSE_ACK: + case GLINK_CMD_RX_INTENT_REQ: ret = qcom_glink_rx_defer(glink, 0); break; - case RPM_CMD_OPEN_ACK: + case GLINK_CMD_OPEN_ACK: ret = qcom_glink_rx_open_ack(glink, param1); qcom_glink_rx_advance(glink, ALIGN(sizeof(msg), 8)); break; - case RPM_CMD_OPEN: - ret = qcom_glink_rx_defer(glink, param2); + case GLINK_CMD_OPEN: + /* upper 16 bits of param2 are the "prio" field */ + ret = qcom_glink_rx_defer(glink, param2 & 0xffff); break; - case RPM_CMD_TX_DATA: - case RPM_CMD_TX_DATA_CONT: + case GLINK_CMD_TX_DATA: + case GLINK_CMD_TX_DATA_CONT: ret = qcom_glink_rx_data(glink, avail); break; - case RPM_CMD_READ_NOTIF: + case GLINK_CMD_READ_NOTIF: qcom_glink_rx_advance(glink, ALIGN(sizeof(msg), 8));

mbox_send_message(glink->mbox_chan, NULL); mbox_client_txdone(glink->mbox_chan, 0); break; - case RPM_CMD_INTENT: + case GLINK_CMD_INTENT: qcom_glink_handle_intent(glink, param1, param2, avail); break; - case RPM_CMD_RX_DONE: + case GLINK_CMD_RX_DONE: qcom_glink_handle_rx_done(glink, param1, param2, false); qcom_glink_rx_advance(glink, ALIGN(sizeof(msg), 8)); break; - case RPM_CMD_RX_DONE_W_REUSE: + case GLINK_CMD_RX_DONE_W_REUSE: qcom_glink_handle_rx_done(glink, param1, param2, true); qcom_glink_rx_advance(glink, ALIGN(sizeof(msg), 8)); break; - case RPM_CMD_RX_INTENT_REQ_ACK: + case GLINK_CMD_RX_INTENT_REQ_ACK: qcom_glink_handle_intent_req_ack(glink, param1, param2); qcom_glink_rx_advance(glink, ALIGN(sizeof(msg), 8)); break; @@ -1241,7 +1272,7 @@ static int qcom_glink_request_intent(struct qcom_glink *glink,

reinit_completion(&channel->intent_req_comp);

- cmd.id = RPM_CMD_RX_INTENT_REQ; + cmd.id = GLINK_CMD_RX_INTENT_REQ; cmd.cid = channel->lcid; cmd.size = size;

@@ -1276,6 +1307,8 @@ static int __qcom_glink_send(struct glink_channel *channel, } __packed req; int ret; unsigned long flags; + int chunk_size = len; + int left_size = 0;

if (!glink->intentless) { while (!intent) { @@ -1309,18 +1342,48 @@ static int __qcom_glink_send(struct glink_channel *channel, iid = intent->id; }

- req.msg.cmd = cpu_to_le16(RPM_CMD_TX_DATA); + if (wait && chunk_size > SZ_8K) { + chunk_size = SZ_8K; + left_size = len - chunk_size; + } + req.msg.cmd = cpu_to_le16(GLINK_CMD_TX_DATA); req.msg.param1 = cpu_to_le16(channel->lcid); req.msg.param2 = cpu_to_le32(iid); - req.chunk_size = cpu_to_le32(len); - req.left_size = cpu_to_le32(0); + req.chunk_size = cpu_to_le32(chunk_size); + req.left_size = cpu_to_le32(left_size);

- ret = qcom_glink_tx(glink, &req, sizeof(req), data, len, wait); + ret = qcom_glink_tx(glink, &req, sizeof(req), data, chunk_size, wait);

/* Mark intent available if we failed */ - if (ret && intent) - intent->in_use = false; + if (ret) { + if (intent) + intent->in_use = false; + return ret; + } + + while (left_size > 0) { + data = (void *)((char *)data + chunk_size); + chunk_size = left_size; + if (chunk_size > SZ_8K) + chunk_size = SZ_8K; + left_size -= chunk_size; + + req.msg.cmd = cpu_to_le16(GLINK_CMD_TX_DATA_CONT); + req.msg.param1 = cpu_to_le16(channel->lcid); + req.msg.param2 = cpu_to_le32(iid); + req.chunk_size = cpu_to_le32(chunk_size); + req.left_size = cpu_to_le32(left_size);

+ ret = qcom_glink_tx(glink, &req, sizeof(req), data, + chunk_size, wait); + + /* Mark intent available if we failed */ + if (ret) { + if (intent) + intent->in_use = false; + break; + } + } return ret; }

@@ -1500,6 +1563,9 @@ static void qcom_glink_rx_close_ack(struct qcom_glink *glink, unsigned int lcid) struct glink_channel *channel; unsigned long flags;

+ /* To wakeup any blocking writers */ + wake_up_all(&glink->tx_avail_notify); + spin_lock_irqsave(&glink->idr_lock, flags); channel = idr_find(&glink->lcids, lcid); if (WARN(!channel, "close ack on unknown channel\n")) { @@ -1542,22 +1608,22 @@ static void qcom_glink_work(struct work_struct *work) param2 = le32_to_cpu(msg->param2);

switch (cmd) { - case RPM_CMD_VERSION: + case GLINK_CMD_VERSION: qcom_glink_receive_version(glink, param1, param2); break; - case RPM_CMD_VERSION_ACK: + case GLINK_CMD_VERSION_ACK: qcom_glink_receive_version_ack(glink, param1, param2); break; - case RPM_CMD_OPEN: + case GLINK_CMD_OPEN: qcom_glink_rx_open(glink, param1, msg->data); break; - case RPM_CMD_CLOSE: + case GLINK_CMD_CLOSE: qcom_glink_rx_close(glink, param1); break; - case RPM_CMD_CLOSE_ACK: + case GLINK_CMD_CLOSE_ACK: qcom_glink_rx_close_ack(glink, param1); break; - case RPM_CMD_RX_INTENT_REQ: + case GLINK_CMD_RX_INTENT_REQ: qcom_glink_handle_intent_req(glink, param1, param2); break; default: @@ -1606,6 +1672,7 @@ struct qcom_glink *qcom_glink_native_probe(struct device *dev, spin_lock_init(&glink->rx_lock); INIT_LIST_HEAD(&glink->rx_queue); INIT_WORK(&glink->rx_work, qcom_glink_work); + init_waitqueue_head(&glink->tx_avail_notify);

spin_lock_init(&glink->idr_lock); idr_init(&glink->lcids); diff --git a/drivers/rtc/interface.c b/drivers/rtc/interface.c index ce051f91829f..1ab619fb978a 100644 --- a/drivers/rtc/interface.c +++ b/drivers/rtc/interface.c @@ -914,13 +914,18 @@ void rtc_timer_do_work(struct work_struct *work) struct timerqueue_node *next; ktime_t now; struct rtc_time tm; + int err;

struct rtc_device *rtc = container_of(work, struct rtc_device, irqwork);

mutex_lock(&rtc->ops_lock); again: - __rtc_read_time(rtc, &tm); + err = __rtc_read_time(rtc, &tm); + if (err) { + mutex_unlock(&rtc->ops_lock); + return; + } now = rtc_tm_to_ktime(tm); while ((next = timerqueue_getnext(&rtc->timerqueue))) { if (next->expires > now) diff --git a/drivers/scsi/bfa/bfad.c b/drivers/scsi/bfa/bfad.c index bd7e6a6fc1f1..7a2a9b05ed09 100644 --- a/drivers/scsi/bfa/bfad.c +++ b/drivers/scsi/bfa/bfad.c @@ -1711,9 +1711,8 @@ bfad_init(void)

error = bfad_im_module_init(); if (error) { - error = -ENOMEM; printk(KERN_WARNING "bfad_im_module_init failure\n"); - goto ext; + return -ENOMEM; }

if (strcmp(FCPI_NAME, " fcpim") == 0) diff --git a/drivers/scsi/qedi/qedi_main.c b/drivers/scsi/qedi/qedi_main.c index 7a179cfc01ed..15567e60216e 100644 --- a/drivers/scsi/qedi/qedi_main.c +++ b/drivers/scsi/qedi/qedi_main.c @@ -357,6 +357,7 @@ static int qedi_alloc_and_init_sb(struct qedi_ctx *qedi, ret = qedi_ops->common->sb_init(qedi->cdev, sb_info, sb_virt, sb_phys, sb_id, QED_SB_TYPE_STORAGE); if (ret) { + dma_free_coherent(&qedi->pdev->dev, sizeof(*sb_virt), sb_virt, sb_phys); QEDI_ERR(&qedi->dbg_ctx, "Status block initialization failed for id = %d.\n", sb_id); diff --git a/drivers/sh/intc/core.c b/drivers/sh/intc/core.c index 46f0f322d4d8..48fe5fab5693 100644 --- a/drivers/sh/intc/core.c +++ b/drivers/sh/intc/core.c @@ -194,7 +194,6 @@ int __init register_intc_controller(struct intc_desc *desc) goto err0;

INIT_LIST_HEAD(&d->list); - list_add_tail(&d->list, &intc_list);

raw_spin_lock_init(&d->lock); INIT_RADIX_TREE(&d->tree, GFP_ATOMIC); @@ -380,6 +379,7 @@ int __init register_intc_controller(struct intc_desc *desc)

d->skip_suspend = desc->skip_syscore_suspend;

+ list_add_tail(&d->list, &intc_list); nr_intc_controllers++;

return 0; diff --git a/drivers/soc/qcom/qcom-geni-se.c b/drivers/soc/qcom/qcom-geni-se.c index 7369b061929b..4e1c6c5ea9c9 100644 --- a/drivers/soc/qcom/qcom-geni-se.c +++ b/drivers/soc/qcom/qcom-geni-se.c @@ -542,7 +542,8 @@ int geni_se_clk_tbl_get(struct geni_se *se, unsigned long **tbl)

for (i = 0; i < MAX_CLK_PERF_LEVEL; i++) { freq = clk_round_rate(se->clk, freq + 1); - if (freq <= 0 || freq == se->clk_perf_tbl[i - 1]) + if (freq <= 0 || + (i > 0 && freq == se->clk_perf_tbl[i - 1])) break; se->clk_perf_tbl[i] = freq; } diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c index a15545cee4d2..d69a81a96c83 100644 --- a/drivers/spi/spi.c +++ b/drivers/spi/spi.c @@ -358,6 +358,16 @@ static int spi_drv_probe(struct device *dev) spi->irq = 0; }

+ if (has_acpi_companion(dev) && spi->irq < 0) { + struct acpi_device *adev = to_acpi_device_node(dev->fwnode); + + spi->irq = acpi_dev_gpio_irq_get(adev, 0); + if (spi->irq == -EPROBE_DEFER) + return -EPROBE_DEFER; + if (spi->irq < 0) + spi->irq = 0; + } + ret = dev_pm_domain_attach(dev, true); if (ret) return ret; @@ -1843,9 +1853,6 @@ static acpi_status acpi_register_spi_device(struct spi_controller *ctlr, acpi_set_modalias(adev, acpi_device_hid(adev), spi->modalias, sizeof(spi->modalias));

- if (spi->irq < 0) - spi->irq = acpi_dev_gpio_irq_get(adev, 0); - acpi_device_set_enumerated(adev);

adev->power.flags.ignore_parent = true; diff --git a/drivers/tty/serial/8250/8250_omap.c b/drivers/tty/serial/8250/8250_omap.c index b9352d3bb2ed..77bef81488f2 100644 --- a/drivers/tty/serial/8250/8250_omap.c +++ b/drivers/tty/serial/8250/8250_omap.c @@ -643,12 +643,12 @@ static void omap_8250_shutdown(struct uart_port *port) struct uart_8250_port *up = up_to_u8250p(port); struct omap8250_priv *priv = port->private_data;

+ pm_runtime_get_sync(port->dev); + flush_work(&priv->qos_work); if (up->dma) omap_8250_rx_dma_flush(up);

- pm_runtime_get_sync(port->dev); - serial_out(up, UART_OMAP_WER, 0);

up->ier = 0; diff --git a/drivers/tty/tty_ldisc.c b/drivers/tty/tty_ldisc.c index 245c9a51c2de..a0866a7a4baf 100644 --- a/drivers/tty/tty_ldisc.c +++ b/drivers/tty/tty_ldisc.c @@ -854,7 +854,7 @@ static struct ctl_table tty_table[] = { .data = &tty_ldisc_autoload, .maxlen = sizeof(tty_ldisc_autoload), .mode = 0644, - .proc_handler = proc_dointvec, + .proc_handler = proc_dointvec_minmax, .extra1 = &zero, .extra2 = &one, }, diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c index c6610c15e03e..0396abf03b74 100644 --- a/drivers/usb/dwc3/gadget.c +++ b/drivers/usb/dwc3/gadget.c @@ -903,11 +903,14 @@ static u32 dwc3_calc_trbs_left(struct dwc3_ep *dep) * pending to be processed by the driver. */ if (dep->trb_enqueue == dep->trb_dequeue) { + struct dwc3_request *req; + /* - * If there is any request remained in the started_list at - * this point, that means there is no TRB available. + * If there is any request remained in the started_list with + * active TRBs at this point, then there is no TRB available. */ - if (!list_empty(&dep->started_list)) + req = next_request(&dep->started_list); + if (req && req->num_trbs) return 0;

return DWC3_TRB_NUM - 1; diff --git a/drivers/usb/gadget/composite.c b/drivers/usb/gadget/composite.c index f9e82bbf596d..f340d7ac635b 100644 --- a/drivers/usb/gadget/composite.c +++ b/drivers/usb/gadget/composite.c @@ -1910,8 +1910,20 @@ composite_setup(struct usb_gadget *gadget, const struct usb_ctrlrequest *ctrl) memset(buf, 0, w_length); buf[5] = 0x01; switch (ctrl->bRequestType & USB_RECIP_MASK) { + /* + * The Microsoft CompatID OS Descriptor Spec(w_index = 0x4) and + * Extended Prop OS Desc Spec(w_index = 0x5) state that the + * HighByte of wValue is the InterfaceNumber and the LowByte is + * the PageNumber. This high/low byte ordering is incorrectly + * documented in the Spec. USB analyzer output on the below + * request packets show the high/low byte inverted i.e LowByte + * is the InterfaceNumber and the HighByte is the PageNumber. + * Since we dont support >64KB CompatID/ExtendedProp descriptors, + * PageNumber is set to 0. Hence verify that the HighByte is 0 + * for below two cases. + */ case USB_RECIP_DEVICE: - if (w_index != 0x4 || (w_value & 0xff)) + if (w_index != 0x4 || (w_value >> 8)) break; buf[6] = w_index; /* Number of ext compat interfaces */ @@ -1927,9 +1939,9 @@ composite_setup(struct usb_gadget *gadget, const struct usb_ctrlrequest *ctrl) } break; case USB_RECIP_INTERFACE: - if (w_index != 0x5 || (w_value & 0xff)) + if (w_index != 0x5 || (w_value >> 8)) break; - interface = w_value >> 8; + interface = w_value & 0xFF; if (interface >= MAX_CONFIG_INTERFACES || !os_desc_cfg->interface[interface]) break; diff --git a/drivers/usb/host/ehci-spear.c b/drivers/usb/host/ehci-spear.c index add796c78561..90bc254a4f03 100644 --- a/drivers/usb/host/ehci-spear.c +++ b/drivers/usb/host/ehci-spear.c @@ -110,7 +110,9 @@ static int spear_ehci_hcd_drv_probe(struct platform_device *pdev) /* registers start at offset 0x0 */ hcd_to_ehci(hcd)->caps = hcd->regs;

- clk_prepare_enable(sehci->clk); + retval = clk_prepare_enable(sehci->clk); + if (retval) + goto err_put_hcd; retval = usb_add_hcd(hcd, irq, IRQF_SHARED); if (retval) goto err_stop_ehci; @@ -135,8 +137,7 @@ static int spear_ehci_hcd_drv_remove(struct platform_device *pdev)

usb_remove_hcd(hcd);

- if (sehci->clk) - clk_disable_unprepare(sehci->clk); + clk_disable_unprepare(sehci->clk); usb_put_hcd(hcd);

return 0; diff --git a/drivers/usb/misc/chaoskey.c b/drivers/usb/misc/chaoskey.c index 87067c3d6109..d99d424c05a7 100644 --- a/drivers/usb/misc/chaoskey.c +++ b/drivers/usb/misc/chaoskey.c @@ -27,6 +27,8 @@ static struct usb_class_driver chaoskey_class; static int chaoskey_rng_read(struct hwrng *rng, void *data, size_t max, bool wait);

+static DEFINE_MUTEX(chaoskey_list_lock); + #define usb_dbg(usb_if, format, arg...) \ dev_dbg(&(usb_if)->dev, format, ## arg)

@@ -234,6 +236,7 @@ static void chaoskey_disconnect(struct usb_interface *interface) usb_deregister_dev(interface, &chaoskey_class);

usb_set_intfdata(interface, NULL); + mutex_lock(&chaoskey_list_lock); mutex_lock(&dev->lock);

dev->present = false; @@ -245,6 +248,7 @@ static void chaoskey_disconnect(struct usb_interface *interface) } else mutex_unlock(&dev->lock);

+ mutex_unlock(&chaoskey_list_lock); usb_dbg(interface, "disconnect done"); }

@@ -252,6 +256,7 @@ static int chaoskey_open(struct inode *inode, struct file *file) { struct chaoskey *dev; struct usb_interface *interface; + int rv = 0;

/* get the interface from minor number and driver information */ interface = usb_find_interface(&chaoskey_driver, iminor(inode)); @@ -267,18 +272,23 @@ static int chaoskey_open(struct inode *inode, struct file *file) }

file->private_data = dev; + mutex_lock(&chaoskey_list_lock); mutex_lock(&dev->lock); - ++dev->open; + if (dev->present) + ++dev->open; + else + rv = -ENODEV; mutex_unlock(&dev->lock); + mutex_unlock(&chaoskey_list_lock);

- usb_dbg(interface, "open success"); - return 0; + return rv; }

static int chaoskey_release(struct inode *inode, struct file *file) { struct chaoskey *dev = file->private_data; struct usb_interface *interface; + int rv = 0;

if (dev == NULL) return -ENODEV; @@ -287,14 +297,15 @@ static int chaoskey_release(struct inode *inode, struct file *file)

usb_dbg(interface, "release");

+ mutex_lock(&chaoskey_list_lock); mutex_lock(&dev->lock);

usb_dbg(interface, "open count at release is %d", dev->open);

if (dev->open <= 0) { usb_dbg(interface, "invalid open count (%d)", dev->open); - mutex_unlock(&dev->lock); - return -ENODEV; + rv = -ENODEV; + goto bail; }

--dev->open; @@ -303,13 +314,15 @@ static int chaoskey_release(struct inode *inode, struct file *file) if (dev->open == 0) { mutex_unlock(&dev->lock); chaoskey_free(dev); - } else - mutex_unlock(&dev->lock); - } else - mutex_unlock(&dev->lock); - + goto destruction; + } + } +bail: + mutex_unlock(&dev->lock); +destruction: + mutex_unlock(&chaoskey_list_lock); usb_dbg(interface, "release success"); - return 0; + return rv; }

static void chaos_read_callback(struct urb *urb) diff --git a/drivers/usb/misc/iowarrior.c b/drivers/usb/misc/iowarrior.c index 8b04d2705920..44a70e033468 100644 --- a/drivers/usb/misc/iowarrior.c +++ b/drivers/usb/misc/iowarrior.c @@ -281,28 +281,45 @@ static ssize_t iowarrior_read(struct file *file, char __user *buffer, struct iowarrior *dev; int read_idx; int offset; + int retval;

dev = file->private_data;

+ if (file->f_flags & O_NONBLOCK) { + retval = mutex_trylock(&dev->mutex); + if (!retval) + return -EAGAIN; + } else { + retval = mutex_lock_interruptible(&dev->mutex); + if (retval) + return -ERESTARTSYS; + } + /* verify that the device wasn't unplugged */ - if (!dev || !dev->present) - return -ENODEV; + if (!dev->present) { + retval = -ENODEV; + goto exit; + }

dev_dbg(&dev->interface->dev, "minor %d, count = %zd\n", dev->minor, count);

/* read count must be packet size (+ time stamp) */ if ((count != dev->report_size) - && (count != (dev->report_size + 1))) - return -EINVAL; + && (count != (dev->report_size + 1))) { + retval = -EINVAL; + goto exit; + }

/* repeat until no buffer overrun in callback handler occur */ do { atomic_set(&dev->overflow_flag, 0); if ((read_idx = read_index(dev)) == -1) { /* queue empty */ - if (file->f_flags & O_NONBLOCK) - return -EAGAIN; + if (file->f_flags & O_NONBLOCK) { + retval = -EAGAIN; + goto exit; + } else { //next line will return when there is either new data, or the device is unplugged int r = wait_event_interruptible(dev->read_wait, @@ -313,28 +330,37 @@ static ssize_t iowarrior_read(struct file *file, char __user *buffer, -1)); if (r) { //we were interrupted by a signal - return -ERESTART; + retval = -ERESTART; + goto exit; } if (!dev->present) { //The device was unplugged - return -ENODEV; + retval = -ENODEV; + goto exit; } if (read_idx == -1) { // Can this happen ??? - return 0; + retval = 0; + goto exit; } } }

offset = read_idx * (dev->report_size + 1); if (copy_to_user(buffer, dev->read_queue + offset, count)) { - return -EFAULT; + retval = -EFAULT; + goto exit; } } while (atomic_read(&dev->overflow_flag));

read_idx = ++read_idx == MAX_INTERRUPT_BUFFER ? 0 : read_idx; atomic_set(&dev->read_idx, read_idx); + mutex_unlock(&dev->mutex); return count; + +exit: + mutex_unlock(&dev->mutex); + return retval; }

/* diff --git a/drivers/vfio/pci/vfio_pci_config.c b/drivers/vfio/pci/vfio_pci_config.c index 86e917f1cc21..0f20e2d977d4 100644 --- a/drivers/vfio/pci/vfio_pci_config.c +++ b/drivers/vfio/pci/vfio_pci_config.c @@ -315,6 +315,10 @@ static int vfio_virt_config_read(struct vfio_pci_device *vdev, int pos, return count; }

+static struct perm_bits direct_ro_perms = { + .readfn = vfio_direct_config_read, +}; + /* Default capability regions to read-only, no-virtualization */ static struct perm_bits cap_perms[PCI_CAP_ID_MAX + 1] = { [0 ... PCI_CAP_ID_MAX] = { .readfn = vfio_direct_config_read } @@ -1837,9 +1841,17 @@ static ssize_t vfio_config_do_rw(struct vfio_pci_device *vdev, char __user *buf, cap_start = *ppos; } else { if (*ppos >= PCI_CFG_SPACE_SIZE) { - WARN_ON(cap_id > PCI_EXT_CAP_ID_MAX); + /* + * We can get a cap_id that exceeds PCI_EXT_CAP_ID_MAX + * if we're hiding an unknown capability at the start + * of the extended capability list. Use default, ro + * access, which will virtualize the id and next values. + */ + if (cap_id > PCI_EXT_CAP_ID_MAX) + perm = &direct_ro_perms; + else + perm = &ecap_perms[cap_id];

- perm = &ecap_perms[cap_id]; cap_start = vfio_find_cap_start(vdev, *ppos); } else { WARN_ON(cap_id > PCI_CAP_ID_MAX); diff --git a/drivers/video/fbdev/sh7760fb.c b/drivers/video/fbdev/sh7760fb.c index 96de91d76623..d4ef70b17885 100644 --- a/drivers/video/fbdev/sh7760fb.c +++ b/drivers/video/fbdev/sh7760fb.c @@ -362,7 +362,7 @@ static void sh7760fb_free_mem(struct fb_info *info) if (!info->screen_base) return;

- dma_free_coherent(info->dev, info->screen_size, + dma_free_coherent(info->device, info->screen_size, info->screen_base, par->fbdma);

par->fbdma = 0; @@ -411,14 +411,13 @@ static int sh7760fb_alloc_mem(struct fb_info *info) if (vram < PAGE_SIZE) vram = PAGE_SIZE;

- fbmem = dma_alloc_coherent(info->dev, vram, &par->fbdma, GFP_KERNEL); - + fbmem = dma_alloc_coherent(info->device, vram, &par->fbdma, GFP_KERNEL); if (!fbmem) return -ENOMEM;

if ((par->fbdma & SH7760FB_DMA_MASK) != SH7760FB_DMA_MASK) { - sh7760fb_free_mem(info); - dev_err(info->dev, "kernel gave me memory at 0x%08lx, which is" + dma_free_coherent(info->device, vram, fbmem, par->fbdma); + dev_err(info->device, "kernel gave me memory at 0x%08lx, which is" "unusable for the LCDC\n", (unsigned long)par->fbdma); return -ENOMEM; } @@ -489,7 +488,7 @@ static int sh7760fb_probe(struct platform_device *pdev)

ret = sh7760fb_alloc_mem(info); if (ret) { - dev_dbg(info->dev, "framebuffer memory allocation failed!\n"); + dev_dbg(info->device, "framebuffer memory allocation failed!\n"); goto out_unmap; }

diff --git a/fs/ext4/fsmap.c b/fs/ext4/fsmap.c index 69c76327792e..3da77fe790cd 100644 --- a/fs/ext4/fsmap.c +++ b/fs/ext4/fsmap.c @@ -185,6 +185,56 @@ static inline ext4_fsblk_t ext4_fsmap_next_pblk(struct ext4_fsmap *fmr) return fmr->fmr_physical + fmr->fmr_length; }

+static int ext4_getfsmap_meta_helper(struct super_block *sb, + ext4_group_t agno, ext4_grpblk_t start, + ext4_grpblk_t len, void *priv) +{ + struct ext4_getfsmap_info *info = priv; + struct ext4_fsmap *p; + struct ext4_fsmap *tmp; + struct ext4_sb_info *sbi = EXT4_SB(sb); + ext4_fsblk_t fsb, fs_start, fs_end; + int error; + + fs_start = fsb = (EXT4_C2B(sbi, start) + + ext4_group_first_block_no(sb, agno)); + fs_end = fs_start + EXT4_C2B(sbi, len); + + /* Return relevant extents from the meta_list */ + list_for_each_entry_safe(p, tmp, &info->gfi_meta_list, fmr_list) { + if (p->fmr_physical < info->gfi_next_fsblk) { + list_del(&p->fmr_list); + kfree(p); + continue; + } + if (p->fmr_physical <= fs_start || + p->fmr_physical + p->fmr_length <= fs_end) { + /* Emit the retained free extent record if present */ + if (info->gfi_lastfree.fmr_owner) { + error = ext4_getfsmap_helper(sb, info, + &info->gfi_lastfree); + if (error) + return error; + info->gfi_lastfree.fmr_owner = 0; + } + error = ext4_getfsmap_helper(sb, info, p); + if (error) + return error; + fsb = p->fmr_physical + p->fmr_length; + if (info->gfi_next_fsblk < fsb) + info->gfi_next_fsblk = fsb; + list_del(&p->fmr_list); + kfree(p); + continue; + } + } + if (info->gfi_next_fsblk < fsb) + info->gfi_next_fsblk = fsb; + + return 0; +} + + /* Transform a blockgroup's free record into a fsmap */ static int ext4_getfsmap_datadev_helper(struct super_block *sb, ext4_group_t agno, ext4_grpblk_t start, @@ -539,6 +589,7 @@ static int ext4_getfsmap_datadev(struct super_block *sb, error = ext4_mballoc_query_range(sb, info->gfi_agno, EXT4_B2C(sbi, info->gfi_low.fmr_physical), EXT4_B2C(sbi, info->gfi_high.fmr_physical), + ext4_getfsmap_meta_helper, ext4_getfsmap_datadev_helper, info); if (error) goto err; @@ -560,7 +611,8 @@ static int ext4_getfsmap_datadev(struct super_block *sb,

/* Report any gaps at the end of the bg */ info->gfi_last = true; - error = ext4_getfsmap_datadev_helper(sb, end_ag, last_cluster, 0, info); + error = ext4_getfsmap_datadev_helper(sb, end_ag, last_cluster + 1, + 0, info); if (error) goto err;

diff --git a/fs/ext4/mballoc.c b/fs/ext4/mballoc.c index 329b3cf10574..ef12b221781e 100644 --- a/fs/ext4/mballoc.c +++ b/fs/ext4/mballoc.c @@ -5424,13 +5424,14 @@ int ext4_mballoc_query_range( struct super_block *sb, ext4_group_t group, - ext4_grpblk_t start, + ext4_grpblk_t first, ext4_grpblk_t end, + ext4_mballoc_query_range_fn meta_formatter, ext4_mballoc_query_range_fn formatter, void *priv) { void *bitmap; - ext4_grpblk_t next; + ext4_grpblk_t start, next; struct ext4_buddy e4b; int error;

@@ -5441,10 +5442,19 @@ ext4_mballoc_query_range(

ext4_lock_group(sb, group);

- start = max(e4b.bd_info->bb_first_free, start); + start = max(e4b.bd_info->bb_first_free, first); if (end >= EXT4_CLUSTERS_PER_GROUP(sb)) end = EXT4_CLUSTERS_PER_GROUP(sb) - 1; - + if (meta_formatter && start != first) { + if (start > end) + start = end; + ext4_unlock_group(sb, group); + error = meta_formatter(sb, group, first, start - first, + priv); + if (error) + goto out_unload; + ext4_lock_group(sb, group); + } while (start <= end) { start = mb_find_next_zero_bit(bitmap, end + 1, start); if (start > end) diff --git a/fs/ext4/mballoc.h b/fs/ext4/mballoc.h index 88c98f17e3d9..48f17c2b4fe9 100644 --- a/fs/ext4/mballoc.h +++ b/fs/ext4/mballoc.h @@ -212,6 +212,7 @@ ext4_mballoc_query_range( ext4_group_t agno, ext4_grpblk_t start, ext4_grpblk_t end, + ext4_mballoc_query_range_fn meta_formatter, ext4_mballoc_query_range_fn formatter, void *priv);

diff --git a/fs/ext4/super.c b/fs/ext4/super.c index 926063a6d232..f89c9bec5f11 100644 --- a/fs/ext4/super.c +++ b/fs/ext4/super.c @@ -258,9 +258,9 @@ __u32 ext4_free_group_clusters(struct super_block *sb, __u32 ext4_free_inodes_count(struct super_block *sb, struct ext4_group_desc *bg) { - return le16_to_cpu(bg->bg_free_inodes_count_lo) | + return le16_to_cpu(READ_ONCE(bg->bg_free_inodes_count_lo)) | (EXT4_DESC_SIZE(sb) >= EXT4_MIN_DESC_SIZE_64BIT ? - (__u32)le16_to_cpu(bg->bg_free_inodes_count_hi) << 16 : 0); + (__u32)le16_to_cpu(READ_ONCE(bg->bg_free_inodes_count_hi)) << 16 : 0); }

__u32 ext4_used_dirs_count(struct super_block *sb, @@ -314,9 +314,9 @@ void ext4_free_group_clusters_set(struct super_block *sb, void ext4_free_inodes_set(struct super_block *sb, struct ext4_group_desc *bg, __u32 count) { - bg->bg_free_inodes_count_lo = cpu_to_le16((__u16)count); + WRITE_ONCE(bg->bg_free_inodes_count_lo, cpu_to_le16((__u16)count)); if (EXT4_DESC_SIZE(sb) >= EXT4_MIN_DESC_SIZE_64BIT) - bg->bg_free_inodes_count_hi = cpu_to_le16(count >> 16); + WRITE_ONCE(bg->bg_free_inodes_count_hi, cpu_to_le16(count >> 16)); }

void ext4_used_dirs_set(struct super_block *sb, diff --git a/fs/hfsplus/hfsplus_fs.h b/fs/hfsplus/hfsplus_fs.h index e9b13f771990..2d6f2c62230a 100644 --- a/fs/hfsplus/hfsplus_fs.h +++ b/fs/hfsplus/hfsplus_fs.h @@ -156,6 +156,7 @@ struct hfsplus_sb_info {

/* Runtime variables */ u32 blockoffset; + u32 min_io_size; sector_t part_start; sector_t sect_count; int fs_shift; @@ -306,7 +307,7 @@ struct hfsplus_readdir_data { */ static inline unsigned short hfsplus_min_io_size(struct super_block *sb) { - return max_t(unsigned short, bdev_logical_block_size(sb->s_bdev), + return max_t(unsigned short, HFSPLUS_SB(sb)->min_io_size, HFSPLUS_SECTOR_SIZE); }

diff --git a/fs/hfsplus/wrapper.c b/fs/hfsplus/wrapper.c index 08c1580bdf7a..eb76ba8e8fec 100644 --- a/fs/hfsplus/wrapper.c +++ b/fs/hfsplus/wrapper.c @@ -170,6 +170,8 @@ int hfsplus_read_wrapper(struct super_block *sb) if (!blocksize) goto out;

+ sbi->min_io_size = blocksize; + if (hfsplus_get_last_session(sb, &part_start, &part_size)) goto out;

diff --git a/fs/jffs2/erase.c b/fs/jffs2/erase.c index 7e9abdb89712..5fbaf6ab9f48 100644 --- a/fs/jffs2/erase.c +++ b/fs/jffs2/erase.c @@ -340,10 +340,9 @@ static int jffs2_block_check_erase(struct jffs2_sb_info *c, struct jffs2_erasebl } while(--retlen); mtd_unpoint(c->mtd, jeb->offset, c->sector_size); if (retlen) { - pr_warn("Newly-erased block contained word 0x%lx at offset 0x%08tx\n", - *wordebuf, - jeb->offset + - c->sector_size-retlen * sizeof(*wordebuf)); + *bad_offset = jeb->offset + c->sector_size - retlen * sizeof(*wordebuf); + pr_warn("Newly-erased block contained word 0x%lx at offset 0x%08x\n", + *wordebuf, *bad_offset); return -EIO; } return 0; diff --git a/fs/jfs/xattr.c b/fs/jfs/xattr.c index bb8c4583f065..874e635acff8 100644 --- a/fs/jfs/xattr.c +++ b/fs/jfs/xattr.c @@ -572,7 +572,7 @@ static int ea_get(struct inode *inode, struct ea_buffer *ea_buf, int min_size)

size_check: if (EALIST_SIZE(ea_buf->xattr) != ea_size) { - int size = min_t(int, EALIST_SIZE(ea_buf->xattr), ea_size); + int size = clamp_t(int, ea_size, 0, EALIST_SIZE(ea_buf->xattr));

printk(KERN_ERR "ea_get: invalid extended attribute\n"); print_hex_dump(KERN_ERR, "", DUMP_PREFIX_ADDRESS, 16, 1, diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c index c9db9a0fc733..66db81a90cee 100644 --- a/fs/nfs/nfs4proc.c +++ b/fs/nfs/nfs4proc.c @@ -2379,12 +2379,14 @@ static void nfs4_open_release(void *calldata) struct nfs4_opendata *data = calldata; struct nfs4_state *state = NULL;

+ /* In case of error, no cleanup! */ + if (data->rpc_status != 0 || !data->rpc_done) { + nfs_release_seqid(data->o_arg.seqid); + goto out_free; + } /* If this request hasn't been cancelled, do nothing */ if (!data->cancelled) goto out_free; - /* In case of error, no cleanup! */ - if (data->rpc_status != 0 || !data->rpc_done) - goto out_free; /* In case we need an open_confirm, no cleanup! */ if (data->o_res.rflags & NFS4_OPEN_RESULT_CONFIRM) goto out_free; diff --git a/fs/nfsd/nfs4callback.c b/fs/nfsd/nfs4callback.c index e6c7448d3d89..f564cd56aeff 100644 --- a/fs/nfsd/nfs4callback.c +++ b/fs/nfsd/nfs4callback.c @@ -283,17 +283,17 @@ static int decode_cb_compound4res(struct xdr_stream *xdr, u32 length; __be32 *p;

- p = xdr_inline_decode(xdr, 4 + 4); + p = xdr_inline_decode(xdr, XDR_UNIT); if (unlikely(p == NULL)) goto out_overflow; - hdr->status = be32_to_cpup(p++); + hdr->status = be32_to_cpup(p); /* Ignore the tag */ - length = be32_to_cpup(p++); - p = xdr_inline_decode(xdr, length + 4); - if (unlikely(p == NULL)) + if (xdr_stream_decode_u32(xdr, &length) < 0) + goto out_overflow; + if (xdr_inline_decode(xdr, length) == NULL) + goto out_overflow; + if (xdr_stream_decode_u32(xdr, &hdr->nops) < 0) goto out_overflow; - p += XDR_QUADLEN(length); - hdr->nops = be32_to_cpup(p); return 0; out_overflow: return -EIO; @@ -1134,6 +1134,8 @@ static void nfsd4_process_cb_update(struct nfsd4_callback *cb) ses = c->cn_session; } spin_unlock(&clp->cl_lock); + if (!c) + return;

err = setup_callback_client(clp, &conn, ses); if (err) { diff --git a/fs/nfsd/nfs4recover.c b/fs/nfsd/nfs4recover.c index 5188f9f70c78..e986e9e0c93f 100644 --- a/fs/nfsd/nfs4recover.c +++ b/fs/nfsd/nfs4recover.c @@ -596,7 +596,8 @@ nfs4_reset_recoverydir(char *recdir) return status; status = -ENOTDIR; if (d_is_dir(path.dentry)) { - strcpy(user_recovery_dirname, recdir); + strscpy(user_recovery_dirname, recdir, + sizeof(user_recovery_dirname)); status = 0; } path_put(&path); diff --git a/fs/nilfs2/btnode.c b/fs/nilfs2/btnode.c index eb195c33c9a9..799b42e83d7c 100644 --- a/fs/nilfs2/btnode.c +++ b/fs/nilfs2/btnode.c @@ -68,7 +68,6 @@ nilfs_btnode_create_block(struct address_space *btnc, __u64 blocknr) goto failed; } memset(bh->b_data, 0, i_blocksize(inode)); - bh->b_bdev = inode->i_sb->s_bdev; bh->b_blocknr = blocknr; set_buffer_mapped(bh); set_buffer_uptodate(bh); @@ -133,7 +132,6 @@ int nilfs_btnode_submit_block(struct address_space *btnc, __u64 blocknr, goto found; } set_buffer_mapped(bh); - bh->b_bdev = inode->i_sb->s_bdev; bh->b_blocknr = pblocknr; /* set block address for read */ bh->b_end_io = end_buffer_read_sync; get_bh(bh); diff --git a/fs/nilfs2/gcinode.c b/fs/nilfs2/gcinode.c index b0077f5f7112..518e10be1073 100644 --- a/fs/nilfs2/gcinode.c +++ b/fs/nilfs2/gcinode.c @@ -83,10 +83,8 @@ int nilfs_gccache_submit_read_data(struct inode *inode, sector_t blkoff, goto out; }

- if (!buffer_mapped(bh)) { - bh->b_bdev = inode->i_sb->s_bdev; + if (!buffer_mapped(bh)) set_buffer_mapped(bh); - } bh->b_blocknr = pbn; bh->b_end_io = end_buffer_read_sync; get_bh(bh); diff --git a/fs/nilfs2/mdt.c b/fs/nilfs2/mdt.c index e80ef2c0a785..c1f964916489 100644 --- a/fs/nilfs2/mdt.c +++ b/fs/nilfs2/mdt.c @@ -89,7 +89,6 @@ static int nilfs_mdt_create_block(struct inode *inode, unsigned long block, if (buffer_uptodate(bh)) goto failed_bh;

- bh->b_bdev = sb->s_bdev; err = nilfs_mdt_insert_new_block(inode, block, bh, init_block); if (likely(!err)) { get_bh(bh); diff --git a/fs/nilfs2/page.c b/fs/nilfs2/page.c index 6e02bd5e2f18..beb095d49138 100644 --- a/fs/nilfs2/page.c +++ b/fs/nilfs2/page.c @@ -39,7 +39,6 @@ __nilfs_get_page_block(struct page *page, unsigned long block, pgoff_t index, first_block = (unsigned long)index << (PAGE_SHIFT - blkbits); bh = nilfs_page_get_nth_block(page, block - first_block);

- touch_buffer(bh); wait_on_buffer(bh); return bh; } @@ -64,6 +63,7 @@ struct buffer_head *nilfs_grab_buffer(struct inode *inode, put_page(page); return NULL; } + bh->b_bdev = inode->i_sb->s_bdev; return bh; }

diff --git a/fs/ocfs2/aops.h b/fs/ocfs2/aops.h index 3494a62ed749..c1c218902990 100644 --- a/fs/ocfs2/aops.h +++ b/fs/ocfs2/aops.h @@ -86,6 +86,8 @@ enum ocfs2_iocb_lock_bits { OCFS2_IOCB_NUM_LOCKS };

+#define ocfs2_iocb_init_rw_locked(iocb) \ + (iocb->private = NULL) #define ocfs2_iocb_clear_rw_locked(iocb) \ clear_bit(OCFS2_IOCB_RW_LOCK, (unsigned long *)&iocb->private) #define ocfs2_iocb_rw_locked_level(iocb) \ diff --git a/fs/ocfs2/file.c b/fs/ocfs2/file.c index 9062002fd56c..08cd712b433c 100644 --- a/fs/ocfs2/file.c +++ b/fs/ocfs2/file.c @@ -2412,6 +2412,8 @@ static ssize_t ocfs2_file_write_iter(struct kiocb *iocb, } else inode_lock(inode);

+ ocfs2_iocb_init_rw_locked(iocb); + /* * Concurrent O_DIRECT writes are allowed with * mount_option "coherency=buffered". @@ -2558,6 +2560,8 @@ static ssize_t ocfs2_file_read_iter(struct kiocb *iocb, if (!direct_io && nowait) return -EOPNOTSUPP;

+ ocfs2_iocb_init_rw_locked(iocb); + /* * buffered reads protect themselves in ->readpage(). O_DIRECT reads * need locks to protect pending reads from racing with truncate. diff --git a/fs/ocfs2/resize.c b/fs/ocfs2/resize.c index 18451e0fab81..b0be92d2f05f 100644 --- a/fs/ocfs2/resize.c +++ b/fs/ocfs2/resize.c @@ -582,6 +582,8 @@ int ocfs2_group_add(struct inode *inode, struct ocfs2_new_group_input *input) ocfs2_commit_trans(osb, handle);

out_free_group_bh: + if (ret < 0) + ocfs2_remove_from_cache(INODE_CACHE(inode), group_bh); brelse(group_bh);

out_unlock: diff --git a/fs/ocfs2/super.c b/fs/ocfs2/super.c index 4fd99ef7f334..690c2ec55461 100644 --- a/fs/ocfs2/super.c +++ b/fs/ocfs2/super.c @@ -2374,6 +2374,7 @@ static int ocfs2_verify_volume(struct ocfs2_dinode *di, struct ocfs2_blockcheck_stats *stats) { int status = -EAGAIN; + u32 blksz_bits;

if (memcmp(di->i_signature, OCFS2_SUPER_BLOCK_SIGNATURE, strlen(OCFS2_SUPER_BLOCK_SIGNATURE)) == 0) { @@ -2388,11 +2389,15 @@ static int ocfs2_verify_volume(struct ocfs2_dinode *di, goto out; } status = -EINVAL; - if ((1 << le32_to_cpu(di->id2.i_super.s_blocksize_bits)) != blksz) { + /* Acceptable block sizes are 512 bytes, 1K, 2K and 4K. */ + blksz_bits = le32_to_cpu(di->id2.i_super.s_blocksize_bits); + if (blksz_bits < 9 || blksz_bits > 12) { mlog(ML_ERROR, "found superblock with incorrect block " - "size: found %u, should be %u\n", - 1 << le32_to_cpu(di->id2.i_super.s_blocksize_bits), - blksz); + "size bits: found %u, should be 9, 10, 11, or 12\n", + blksz_bits); + } else if ((1 << le32_to_cpu(blksz_bits)) != blksz) { + mlog(ML_ERROR, "found superblock with incorrect block " + "size: found %u, should be %u\n", 1 << blksz_bits, blksz); } else if (le16_to_cpu(di->id2.i_super.s_major_rev_level) != OCFS2_MAJOR_REV_LEVEL || le16_to_cpu(di->id2.i_super.s_minor_rev_level) != diff --git a/fs/proc/softirqs.c b/fs/proc/softirqs.c index 12901dcf57e2..d8f4e7d54d00 100644 --- a/fs/proc/softirqs.c +++ b/fs/proc/softirqs.c @@ -19,7 +19,7 @@ static int show_softirqs(struct seq_file *p, void *v) for (i = 0; i < NR_SOFTIRQS; i++) { seq_printf(p, "%12s:", softirq_to_name[i]); for_each_possible_cpu(j) - seq_printf(p, " %10u", kstat_softirqs_cpu(i, j)); + seq_put_decimal_ull_width(p, " ", kstat_softirqs_cpu(i, j), 10); seq_putc(p, '\n'); } return 0; diff --git a/fs/ubifs/super.c b/fs/ubifs/super.c index f5b663d70826..1d548f86a41d 100644 --- a/fs/ubifs/super.c +++ b/fs/ubifs/super.c @@ -755,10 +755,10 @@ static void init_constants_master(struct ubifs_info *c) * necessary to report something for the 'statfs()' call. * * Subtract the LEB reserved for GC, the LEB which is reserved for - * deletions, minimum LEBs for the index, and assume only one journal - * head is available. + * deletions, minimum LEBs for the index, the LEBs which are reserved + * for each journal head. */ - tmp64 = c->main_lebs - 1 - 1 - MIN_INDEX_LEBS - c->jhead_cnt + 1; + tmp64 = c->main_lebs - 1 - 1 - MIN_INDEX_LEBS - c->jhead_cnt; tmp64 *= (long long)c->leb_size - c->leb_overhead; tmp64 = ubifs_reported_space(c, tmp64); c->block_cnt = tmp64 >> UBIFS_BLOCK_SHIFT; diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h index d76682d2f9dc..bff57cb20e53 100644 --- a/include/linux/blkdev.h +++ b/include/linux/blkdev.h @@ -1513,7 +1513,7 @@ static inline unsigned int queue_io_min(struct request_queue *q) return q->limits.io_min; }

-static inline int bdev_io_min(struct block_device *bdev) +static inline unsigned int bdev_io_min(struct block_device *bdev) { return queue_io_min(bdev_get_queue(bdev)); } diff --git a/include/linux/jiffies.h b/include/linux/jiffies.h index fa928242567d..add50d10f410 100644 --- a/include/linux/jiffies.h +++ b/include/linux/jiffies.h @@ -349,7 +349,7 @@ static inline unsigned long _msecs_to_jiffies(const unsigned int m) * - all other values are converted to jiffies by either multiplying * the input value by a factor or dividing it with a factor and * handling any 32-bit overflows. - * for the details see __msecs_to_jiffies() + * for the details see _msecs_to_jiffies() * * msecs_to_jiffies() checks for the passed in value being a constant * via __builtin_constant_p() allowing gcc to eliminate most of the diff --git a/include/linux/netpoll.h b/include/linux/netpoll.h index 3ef82d3a78db..c47f74e6bd2c 100644 --- a/include/linux/netpoll.h +++ b/include/linux/netpoll.h @@ -80,7 +80,7 @@ static inline void *netpoll_poll_lock(struct napi_struct *napi) { struct net_device *dev = napi->dev;

- if (dev && dev->npinfo) { + if (dev && rcu_access_pointer(dev->npinfo)) { int owner = smp_processor_id();

while (cmpxchg(&napi->poll_owner, -1, owner) != -1) diff --git a/init/initramfs.c b/init/initramfs.c index fceede4cff6e..59901e519777 100644 --- a/init/initramfs.c +++ b/init/initramfs.c @@ -323,6 +323,15 @@ static int __init do_name(void) { state = SkipIt; next_state = Reset; + + /* name_len > 0 && name_len <= PATH_MAX checked in do_header */ + if (collected[name_len - 1] != '\0') { + pr_err("initramfs name without nulterm: %.*s\n", + (int)name_len, collected); + error("malformed archive"); + return 1; + } + if (strcmp(collected, "TRAILER!!!") == 0) { free_hash(); return 0; @@ -385,6 +394,12 @@ static int __init do_copy(void)

static int __init do_symlink(void) { + if (collected[name_len - 1] != '\0') { + pr_err("initramfs symlink without nulterm: %.*s\n", + (int)name_len, collected); + error("malformed archive"); + return 1; + } collected[N_ALIGN(name_len) + body_len] = '\0'; clean_path(collected, 0); ksys_symlink(collected + N_ALIGN(name_len), collected); diff --git a/kernel/time/time.c b/kernel/time/time.c index f7d4fa5ddb9e..4087cf51142c 100644 --- a/kernel/time/time.c +++ b/kernel/time/time.c @@ -576,7 +576,7 @@ EXPORT_SYMBOL(ns_to_timespec64); * - all other values are converted to jiffies by either multiplying * the input value by a factor or dividing it with a factor and * handling any 32-bit overflows. - * for the details see __msecs_to_jiffies() + * for the details see _msecs_to_jiffies() * * msecs_to_jiffies() checks for the passed in value being a constant * via __builtin_constant_p() allowing gcc to eliminate most of the diff --git a/kernel/trace/trace_event_perf.c b/kernel/trace/trace_event_perf.c index 5e68447588b7..22cce5dc0e28 100644 --- a/kernel/trace/trace_event_perf.c +++ b/kernel/trace/trace_event_perf.c @@ -349,10 +349,16 @@ void perf_uprobe_destroy(struct perf_event *p_event) int perf_trace_add(struct perf_event *p_event, int flags) { struct trace_event_call *tp_event = p_event->tp_event; + struct hw_perf_event *hwc = &p_event->hw;

if (!(flags & PERF_EF_START)) p_event->hw.state = PERF_HES_STOPPED;

+ if (is_sampling_event(p_event)) { + hwc->last_period = hwc->sample_period; + perf_swevent_set_period(p_event); + } + /* * If TRACE_REG_PERF_ADD returns false; no custom action was performed * and we need to take the default action of enqueueing our event on diff --git a/lib/string_helpers.c b/lib/string_helpers.c index 29c490e5d478..a6807fc90c04 100644 --- a/lib/string_helpers.c +++ b/lib/string_helpers.c @@ -50,7 +50,7 @@ void string_get_size(u64 size, u64 blk_size, const enum string_size_units units, static const unsigned int rounding[] = { 500, 50, 5 }; int i = 0, j; u32 remainder = 0, sf_cap; - char tmp[8]; + char tmp[12]; const char *unit;

tmp[0] = '\0'; diff --git a/mm/shmem.c b/mm/shmem.c index 6e9027cb72ef..0788616696dc 100644 --- a/mm/shmem.c +++ b/mm/shmem.c @@ -1014,9 +1014,7 @@ static int shmem_getattr(const struct path *path, struct kstat *stat, shmem_recalc_inode(inode); spin_unlock_irq(&info->lock); } - inode_lock_shared(inode); generic_fillattr(inode, stat); - inode_unlock_shared(inode);

if (is_huge_enabled(sb_info)) stat->blksize = HPAGE_PMD_SIZE; diff --git a/net/9p/trans_xen.c b/net/9p/trans_xen.c index c87146a49636..33d8814daa88 100644 --- a/net/9p/trans_xen.c +++ b/net/9p/trans_xen.c @@ -306,7 +306,7 @@ static void xen_9pfs_front_free(struct xen_9pfs_front_priv *priv) if (!priv->rings[i].intf) break; if (priv->rings[i].irq > 0) - unbind_from_irqhandler(priv->rings[i].irq, priv->dev); + unbind_from_irqhandler(priv->rings[i].irq, ring); if (priv->rings[i].data.in) { for (j = 0; j < (1 << XEN_9PFS_RING_ORDER); j++) { grant_ref_t ref; @@ -480,6 +480,7 @@ static int xen_9pfs_front_init(struct xenbus_device *dev) goto error; }

+ xenbus_switch_state(dev, XenbusStateInitialised); return 0;

error_xenbus: @@ -527,8 +528,10 @@ static void xen_9pfs_front_changed(struct xenbus_device *dev, break;

case XenbusStateInitWait: - if (!xen_9pfs_front_init(dev)) - xenbus_switch_state(dev, XenbusStateInitialised); + if (dev->state != XenbusStateInitialising) + break; + + xen_9pfs_front_init(dev); break;

case XenbusStateConnected: diff --git a/net/bluetooth/rfcomm/sock.c b/net/bluetooth/rfcomm/sock.c index 8f53cc0d9682..da8ea1480a7d 100644 --- a/net/bluetooth/rfcomm/sock.c +++ b/net/bluetooth/rfcomm/sock.c @@ -736,7 +736,8 @@ static int rfcomm_sock_getsockopt_old(struct socket *sock, int optname, char __u struct sock *l2cap_sk; struct l2cap_conn *conn; struct rfcomm_conninfo cinfo; - int len, err = 0; + int err = 0; + size_t len; u32 opt;

BT_DBG("sk %p", sk); @@ -790,7 +791,7 @@ static int rfcomm_sock_getsockopt_old(struct socket *sock, int optname, char __u cinfo.hci_handle = conn->hcon->handle; memcpy(cinfo.dev_class, conn->hcon->dev_class, 3);

- len = min_t(unsigned int, len, sizeof(cinfo)); + len = min(len, sizeof(cinfo)); if (copy_to_user(optval, (char *) &cinfo, len)) err = -EFAULT;

@@ -809,7 +810,8 @@ static int rfcomm_sock_getsockopt(struct socket *sock, int level, int optname, c { struct sock *sk = sock->sk; struct bt_security sec; - int len, err = 0; + int err = 0; + size_t len;

BT_DBG("sk %p", sk);

@@ -834,7 +836,7 @@ static int rfcomm_sock_getsockopt(struct socket *sock, int level, int optname, c sec.level = rfcomm_pi(sk)->sec_level; sec.key_size = 0;

- len = min_t(unsigned int, len, sizeof(sec)); + len = min(len, sizeof(sec)); if (copy_to_user(optval, (char *) &sec, len)) err = -EFAULT;

diff --git a/net/mac80211/main.c b/net/mac80211/main.c index e8c4e9c0c5a0..71d10bdee430 100644 --- a/net/mac80211/main.c +++ b/net/mac80211/main.c @@ -140,6 +140,8 @@ static u32 ieee80211_hw_conf_chan(struct ieee80211_local *local) }

power = ieee80211_chandef_max_power(&chandef); + if (local->user_power_level != IEEE80211_UNSET_POWER_LEVEL) + power = min(local->user_power_level, power);

rcu_read_lock(); list_for_each_entry_rcu(sdata, &local->interfaces, list) { diff --git a/net/netfilter/ipset/ip_set_bitmap_ip.c b/net/netfilter/ipset/ip_set_bitmap_ip.c index 1b9df64c6236..b3ca8e87f629 100644 --- a/net/netfilter/ipset/ip_set_bitmap_ip.c +++ b/net/netfilter/ipset/ip_set_bitmap_ip.c @@ -166,11 +166,8 @@ bitmap_ip_uadt(struct ip_set *set, struct nlattr *tb[], ret = ip_set_get_hostipaddr4(tb[IPSET_ATTR_IP_TO], &ip_to); if (ret) return ret; - if (ip > ip_to) { + if (ip > ip_to) swap(ip, ip_to); - if (ip < map->first_ip) - return -IPSET_ERR_BITMAP_RANGE; - } } else if (tb[IPSET_ATTR_CIDR]) { u8 cidr = nla_get_u8(tb[IPSET_ATTR_CIDR]);

@@ -181,7 +178,7 @@ bitmap_ip_uadt(struct ip_set *set, struct nlattr *tb[], ip_to = ip; }

- if (ip_to > map->last_ip) + if (ip < map->first_ip || ip_to > map->last_ip) return -IPSET_ERR_BITMAP_RANGE;

for (; !before(ip_to, ip); ip += map->hosts) { diff --git a/net/netlink/af_netlink.c b/net/netlink/af_netlink.c index 2e26ecb46707..8c397697e47f 100644 --- a/net/netlink/af_netlink.c +++ b/net/netlink/af_netlink.c @@ -393,15 +393,6 @@ static void netlink_skb_set_owner_r(struct sk_buff *skb, struct sock *sk)

static void netlink_sock_destruct(struct sock *sk) { - struct netlink_sock *nlk = nlk_sk(sk); - - if (nlk->cb_running) { - if (nlk->cb.done) - nlk->cb.done(&nlk->cb); - module_put(nlk->cb.module); - kfree_skb(nlk->cb.skb); - } - skb_queue_purge(&sk->sk_receive_queue);

if (!sock_flag(sk, SOCK_DEAD)) { @@ -414,14 +405,6 @@ static void netlink_sock_destruct(struct sock *sk) WARN_ON(nlk_sk(sk)->groups); }

-static void netlink_sock_destruct_work(struct work_struct *work) -{ - struct netlink_sock *nlk = container_of(work, struct netlink_sock, - work); - - sk_free(&nlk->sk); -} - /* This lock without WQ_FLAG_EXCLUSIVE is good on UP and it is _very_ bad on * SMP. Look, when several writers sleep and reader wakes them up, all but one * immediately hit write lock and grab all the cpus. Exclusive sleep solves @@ -738,12 +721,6 @@ static void deferred_put_nlk_sk(struct rcu_head *head) if (!refcount_dec_and_test(&sk->sk_refcnt)) return;

- if (nlk->cb_running && nlk->cb.done) { - INIT_WORK(&nlk->work, netlink_sock_destruct_work); - schedule_work(&nlk->work); - return; - } - sk_free(sk); }

@@ -793,6 +770,14 @@ static int netlink_release(struct socket *sock) NETLINK_URELEASE, &n); }

+ /* Terminate any outstanding dump */ + if (nlk->cb_running) { + if (nlk->cb.done) + nlk->cb.done(&nlk->cb); + module_put(nlk->cb.module); + kfree_skb(nlk->cb.skb); + } + module_put(nlk->module);

if (netlink_is_kernel(sk)) { diff --git a/net/netlink/af_netlink.h b/net/netlink/af_netlink.h index 962de7b3c023..c61e634693ea 100644 --- a/net/netlink/af_netlink.h +++ b/net/netlink/af_netlink.h @@ -4,7 +4,6 @@

#include <linux/rhashtable.h> #include <linux/atomic.h> -#include <linux/workqueue.h> #include <net/sock.h>

/* flags */ @@ -45,7 +44,6 @@ struct netlink_sock {

struct rhash_head node; struct rcu_head rcu; - struct work_struct work; };

static inline struct netlink_sock *nlk_sk(struct sock *sk) diff --git a/net/rfkill/rfkill-gpio.c b/net/rfkill/rfkill-gpio.c index 7524544a965f..c1df7054c2f0 100644 --- a/net/rfkill/rfkill-gpio.c +++ b/net/rfkill/rfkill-gpio.c @@ -44,8 +44,12 @@ static int rfkill_gpio_set_power(void *data, bool blocked) { struct rfkill_gpio_data *rfkill = data;

- if (!blocked && !IS_ERR(rfkill->clk) && !rfkill->clk_enabled) - clk_enable(rfkill->clk); + if (!blocked && !IS_ERR(rfkill->clk) && !rfkill->clk_enabled) { + int ret = clk_enable(rfkill->clk); + + if (ret) + return ret; + }

gpiod_set_value_cansleep(rfkill->shutdown_gpio, !blocked); gpiod_set_value_cansleep(rfkill->reset_gpio, !blocked); diff --git a/samples/bpf/xdp_adjust_tail_kern.c b/samples/bpf/xdp_adjust_tail_kern.c index 411fdb21f8bc..9783754bdd8b 100644 --- a/samples/bpf/xdp_adjust_tail_kern.c +++ b/samples/bpf/xdp_adjust_tail_kern.c @@ -54,6 +54,7 @@ static __always_inline void swap_mac(void *data, struct ethhdr *orig_eth)

static __always_inline __u16 csum_fold_helper(__u32 csum) { + csum = (csum & 0xffff) + (csum >> 16); return ~((csum & 0xffff) + (csum >> 16)); }

diff --git a/scripts/mkcompile_h b/scripts/mkcompile_h index 662fe19da990..30ac50f3f2ba 100755 --- a/scripts/mkcompile_h +++ b/scripts/mkcompile_h @@ -44,7 +44,7 @@ else LINUX_COMPILE_BY=$KBUILD_BUILD_USER fi if test -z "$KBUILD_BUILD_HOST"; then - LINUX_COMPILE_HOST=`hostname` + LINUX_COMPILE_HOST=`uname -n` else LINUX_COMPILE_HOST=$KBUILD_BUILD_HOST fi diff --git a/scripts/mod/file2alias.c b/scripts/mod/file2alias.c index 90868df7865e..adcaabf40894 100644 --- a/scripts/mod/file2alias.c +++ b/scripts/mod/file2alias.c @@ -763,10 +763,7 @@ static int do_eisa_entry(const char *filename, void *symval, char *alias) { DEF_FIELD_ADDR(symval, eisa_device_id, sig); - if (sig[0]) - sprintf(alias, EISA_DEVICE_MODALIAS_FMT "*", *sig); - else - strcat(alias, "*"); + sprintf(alias, EISA_DEVICE_MODALIAS_FMT "*", *sig); return 1; }

diff --git a/security/apparmor/capability.c b/security/apparmor/capability.c index 752f73980e30..8c99e8150bab 100644 --- a/security/apparmor/capability.c +++ b/security/apparmor/capability.c @@ -98,6 +98,8 @@ static int audit_caps(struct common_audit_data *sa, struct aa_profile *profile, return error; } else { aa_put_profile(ent->profile); + if (profile != ent->profile) + cap_clear(ent->caps); ent->profile = aa_get_profile(profile); cap_raise(ent->caps, cap); } diff --git a/sound/soc/codecs/da7219.c b/sound/soc/codecs/da7219.c index e46e9f4bc994..9a93f77ceb0f 100644 --- a/sound/soc/codecs/da7219.c +++ b/sound/soc/codecs/da7219.c @@ -1164,17 +1164,20 @@ static int da7219_set_dai_sysclk(struct snd_soc_dai *codec_dai, struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component); int ret = 0;

- if ((da7219->clk_src == clk_id) && (da7219->mclk_rate == freq)) + mutex_lock(&da7219->pll_lock); + + if ((da7219->clk_src == clk_id) && (da7219->mclk_rate == freq)) { + mutex_unlock(&da7219->pll_lock); return 0; + }

if ((freq < 2000000) || (freq > 54000000)) { + mutex_unlock(&da7219->pll_lock); dev_err(codec_dai->dev, "Unsupported MCLK value %d\n", freq); return -EINVAL; }

- mutex_lock(&da7219->pll_lock); - switch (clk_id) { case DA7219_CLKSRC_MCLK_SQR: snd_soc_component_update_bits(component, DA7219_PLL_CTRL, diff --git a/sound/soc/intel/boards/bytcr_rt5640.c b/sound/soc/intel/boards/bytcr_rt5640.c index 16e2ab290375..2ed63866e9cc 100644 --- a/sound/soc/intel/boards/bytcr_rt5640.c +++ b/sound/soc/intel/boards/bytcr_rt5640.c @@ -879,6 +879,21 @@ static const struct dmi_system_id byt_rt5640_quirk_table[] = { BYT_RT5640_SSP0_AIF2 | BYT_RT5640_MCLK_EN), }, + { /* Vexia Edu Atla 10 tablet */ + .matches = { + DMI_MATCH(DMI_BOARD_VENDOR, "AMI Corporation"), + DMI_MATCH(DMI_BOARD_NAME, "Aptio CRB"), + /* Above strings are too generic, also match on BIOS date */ + DMI_MATCH(DMI_BIOS_DATE, "08/25/2014"), + }, + .driver_data = (void *)(BYT_RT5640_IN1_MAP | + BYT_RT5640_JD_SRC_JD2_IN4N | + BYT_RT5640_OVCD_TH_2000UA | + BYT_RT5640_OVCD_SF_0P75 | + BYT_RT5640_DIFF_MIC | + BYT_RT5640_SSP0_AIF2 | + BYT_RT5640_MCLK_EN), + }, { /* Voyo Winpad A15 */ .matches = { DMI_MATCH(DMI_BOARD_VENDOR, "AMI Corporation"), diff --git a/sound/usb/6fire/chip.c b/sound/usb/6fire/chip.c index 17d5e3ee6d73..f5a9b7a0b585 100644 --- a/sound/usb/6fire/chip.c +++ b/sound/usb/6fire/chip.c @@ -66,8 +66,10 @@ static void usb6fire_chip_abort(struct sfire_chip *chip) } }

-static void usb6fire_chip_destroy(struct sfire_chip *chip) +static void usb6fire_card_free(struct snd_card *card) { + struct sfire_chip *chip = card->private_data; + if (chip) { if (chip->pcm) usb6fire_pcm_destroy(chip); @@ -77,8 +79,6 @@ static void usb6fire_chip_destroy(struct sfire_chip *chip) usb6fire_comm_destroy(chip); if (chip->control) usb6fire_control_destroy(chip); - if (chip->card) - snd_card_free(chip->card); } }

@@ -141,6 +141,7 @@ static int usb6fire_chip_probe(struct usb_interface *intf, chip->regidx = regidx; chip->intf_count = 1; chip->card = card; + card->private_free = usb6fire_card_free;

ret = usb6fire_comm_init(chip); if (ret < 0) @@ -167,7 +168,7 @@ static int usb6fire_chip_probe(struct usb_interface *intf, return 0;

destroy_chip: - usb6fire_chip_destroy(chip); + snd_card_free(card); return ret; }

@@ -186,7 +187,6 @@ static void usb6fire_chip_disconnect(struct usb_interface *intf)

chip->shutdown = true; usb6fire_chip_abort(chip); - usb6fire_chip_destroy(chip); } } } diff --git a/sound/usb/caiaq/audio.c b/sound/usb/caiaq/audio.c index c6108a3d7f8f..9c6a2295d45a 100644 --- a/sound/usb/caiaq/audio.c +++ b/sound/usb/caiaq/audio.c @@ -890,14 +890,20 @@ int snd_usb_caiaq_audio_init(struct snd_usb_caiaqdev *cdev) return 0; }

-void snd_usb_caiaq_audio_free(struct snd_usb_caiaqdev *cdev) +void snd_usb_caiaq_audio_disconnect(struct snd_usb_caiaqdev *cdev) { struct device *dev = caiaqdev_to_dev(cdev);

dev_dbg(dev, "%s(%p)\n", __func__, cdev); stream_stop(cdev); +} + +void snd_usb_caiaq_audio_free(struct snd_usb_caiaqdev *cdev) +{ + struct device *dev = caiaqdev_to_dev(cdev); + + dev_dbg(dev, "%s(%p)\n", __func__, cdev); free_urbs(cdev->data_urbs_in); free_urbs(cdev->data_urbs_out); kfree(cdev->data_cb_info); } - diff --git a/sound/usb/caiaq/audio.h b/sound/usb/caiaq/audio.h index 869bf6264d6a..07f5d064456c 100644 --- a/sound/usb/caiaq/audio.h +++ b/sound/usb/caiaq/audio.h @@ -3,6 +3,7 @@ #define CAIAQ_AUDIO_H

int snd_usb_caiaq_audio_init(struct snd_usb_caiaqdev *cdev); +void snd_usb_caiaq_audio_disconnect(struct snd_usb_caiaqdev *cdev); void snd_usb_caiaq_audio_free(struct snd_usb_caiaqdev *cdev);

#endif /* CAIAQ_AUDIO_H */ diff --git a/sound/usb/caiaq/device.c b/sound/usb/caiaq/device.c index d55ca48de3ea..4df7f37aa670 100644 --- a/sound/usb/caiaq/device.c +++ b/sound/usb/caiaq/device.c @@ -402,6 +402,17 @@ static void setup_card(struct snd_usb_caiaqdev *cdev) dev_err(dev, "Unable to set up control system (ret=%d)\n", ret); }

+static void card_free(struct snd_card *card) +{ + struct snd_usb_caiaqdev *cdev = caiaqdev(card); + +#ifdef CONFIG_SND_USB_CAIAQ_INPUT + snd_usb_caiaq_input_free(cdev); +#endif + snd_usb_caiaq_audio_free(cdev); + usb_reset_device(cdev->chip.dev); +} + static int create_card(struct usb_device *usb_dev, struct usb_interface *intf, struct snd_card **cardp) @@ -515,6 +526,7 @@ static int init_card(struct snd_usb_caiaqdev *cdev) cdev->vendor_name, cdev->product_name, usbpath);

setup_card(cdev); + card->private_free = card_free; return 0;

err_kill_urb: @@ -560,15 +572,14 @@ static void snd_disconnect(struct usb_interface *intf) snd_card_disconnect(card);

#ifdef CONFIG_SND_USB_CAIAQ_INPUT - snd_usb_caiaq_input_free(cdev); + snd_usb_caiaq_input_disconnect(cdev); #endif - snd_usb_caiaq_audio_free(cdev); + snd_usb_caiaq_audio_disconnect(cdev);

usb_kill_urb(&cdev->ep1_in_urb); usb_kill_urb(&cdev->midi_out_urb);

- snd_card_free(card); - usb_reset_device(interface_to_usbdev(intf)); + snd_card_free_when_closed(card); }

diff --git a/sound/usb/caiaq/input.c b/sound/usb/caiaq/input.c index 19951e1dbbb0..a01a242f5c99 100644 --- a/sound/usb/caiaq/input.c +++ b/sound/usb/caiaq/input.c @@ -842,15 +842,21 @@ int snd_usb_caiaq_input_init(struct snd_usb_caiaqdev *cdev) return ret; }

-void snd_usb_caiaq_input_free(struct snd_usb_caiaqdev *cdev) +void snd_usb_caiaq_input_disconnect(struct snd_usb_caiaqdev *cdev) { if (!cdev || !cdev->input_dev) return;

usb_kill_urb(cdev->ep4_in_urb); + input_unregister_device(cdev->input_dev); +} + +void snd_usb_caiaq_input_free(struct snd_usb_caiaqdev *cdev) +{ + if (!cdev || !cdev->input_dev) + return; + usb_free_urb(cdev->ep4_in_urb); cdev->ep4_in_urb = NULL; - - input_unregister_device(cdev->input_dev); cdev->input_dev = NULL; } diff --git a/sound/usb/caiaq/input.h b/sound/usb/caiaq/input.h index c42891e7be88..fbe267f85d02 100644 --- a/sound/usb/caiaq/input.h +++ b/sound/usb/caiaq/input.h @@ -4,6 +4,7 @@

void snd_usb_caiaq_input_dispatch(struct snd_usb_caiaqdev *cdev, char *buf, unsigned int len); int snd_usb_caiaq_input_init(struct snd_usb_caiaqdev *cdev); +void snd_usb_caiaq_input_disconnect(struct snd_usb_caiaqdev *cdev); void snd_usb_caiaq_input_free(struct snd_usb_caiaqdev *cdev);

#endif diff --git a/sound/usb/quirks.c b/sound/usb/quirks.c index 087eef5e249d..54055d12476b 100644 --- a/sound/usb/quirks.c +++ b/sound/usb/quirks.c @@ -596,6 +596,7 @@ int snd_usb_create_quirk(struct snd_usb_audio *chip, static int snd_usb_extigy_boot_quirk(struct usb_device *dev, struct usb_interface *intf) { struct usb_host_config *config = dev->actconfig; + struct usb_device_descriptor new_device_descriptor; int err;

if (le16_to_cpu(get_cfg_desc(config)->wTotalLength) == EXTIGY_FIRMWARE_SIZE_OLD || @@ -607,10 +608,14 @@ static int snd_usb_extigy_boot_quirk(struct usb_device *dev, struct usb_interfac if (err < 0) dev_dbg(&dev->dev, "error sending boot message: %d\n", err); err = usb_get_descriptor(dev, USB_DT_DEVICE, 0, - &dev->descriptor, sizeof(dev->descriptor)); - config = dev->actconfig; + &new_device_descriptor, sizeof(new_device_descriptor)); if (err < 0) dev_dbg(&dev->dev, "error usb_get_descriptor: %d\n", err); + if (new_device_descriptor.bNumConfigurations > dev->descriptor.bNumConfigurations) + dev_dbg(&dev->dev, "error too large bNumConfigurations: %d\n", + new_device_descriptor.bNumConfigurations); + else + memcpy(&dev->descriptor, &new_device_descriptor, sizeof(dev->descriptor)); err = usb_reset_configuration(dev); if (err < 0) dev_dbg(&dev->dev, "error usb_reset_configuration: %d\n", err); @@ -826,6 +831,7 @@ static void mbox2_setup_48_24_magic(struct usb_device *dev) static int snd_usb_mbox2_boot_quirk(struct usb_device *dev) { struct usb_host_config *config = dev->actconfig; + struct usb_device_descriptor new_device_descriptor; int err; u8 bootresponse[0x12]; int fwsize; @@ -861,10 +867,14 @@ static int snd_usb_mbox2_boot_quirk(struct usb_device *dev) dev_dbg(&dev->dev, "device initialised!\n");

err = usb_get_descriptor(dev, USB_DT_DEVICE, 0, - &dev->descriptor, sizeof(dev->descriptor)); - config = dev->actconfig; + &new_device_descriptor, sizeof(new_device_descriptor)); if (err < 0) dev_dbg(&dev->dev, "error usb_get_descriptor: %d\n", err); + if (new_device_descriptor.bNumConfigurations > dev->descriptor.bNumConfigurations) + dev_dbg(&dev->dev, "error too large bNumConfigurations: %d\n", + new_device_descriptor.bNumConfigurations); + else + memcpy(&dev->descriptor, &new_device_descriptor, sizeof(dev->descriptor));

err = usb_reset_configuration(dev); if (err < 0) diff --git a/sound/usb/usx2y/us122l.c b/sound/usb/usx2y/us122l.c index 8082f7b077f1..eac2e4d0e7d9 100644 --- a/sound/usb/usx2y/us122l.c +++ b/sound/usb/usx2y/us122l.c @@ -649,10 +649,7 @@ static void snd_us122l_disconnect(struct usb_interface *intf) usb_put_intf(usb_ifnum_to_if(us122l->dev, 1)); usb_put_dev(us122l->dev);

- while (atomic_read(&us122l->mmap_count)) - msleep(500); - - snd_card_free(card); + snd_card_free_when_closed(card); }

static int snd_us122l_suspend(struct usb_interface *intf, pm_message_t message) diff --git a/tools/perf/util/probe-finder.c b/tools/perf/util/probe-finder.c index 4da4ec255246..38b8a657196d 100644 --- a/tools/perf/util/probe-finder.c +++ b/tools/perf/util/probe-finder.c @@ -1593,8 +1593,21 @@ int debuginfo__find_probe_point(struct debuginfo *dbg, unsigned long addr,

/* Find a corresponding function (name, baseline and baseaddr) */ if (die_find_realfunc(&cudie, (Dwarf_Addr)addr, &spdie)) { - /* Get function entry information */ - func = basefunc = dwarf_diename(&spdie); + /* + * Get function entry information. + * + * As described in the document DWARF Debugging Information + * Format Version 5, section 2.22 Linkage Names, "mangled names, + * are used in various ways, ... to distinguish multiple + * entities that have the same name". + * + * Firstly try to get distinct linkage name, if fail then + * rollback to get associated name in DIE. + */ + func = basefunc = die_get_linkage_name(&spdie); + if (!func) + func = basefunc = dwarf_diename(&spdie); + if (!func || die_entrypc(&spdie, &baseaddr) != 0 || dwarf_decl_line(&spdie, &baseline) != 0) { diff --git a/tools/testing/selftests/vDSO/parse_vdso.c b/tools/testing/selftests/vDSO/parse_vdso.c index 540f9a284e9f..9ef3ad3789c1 100644 --- a/tools/testing/selftests/vDSO/parse_vdso.c +++ b/tools/testing/selftests/vDSO/parse_vdso.c @@ -238,8 +238,7 @@ void *vdso_sym(const char *version, const char *name) ELF(Sym) *sym = &vdso_info.symtab[chain];

/* Check for a defined global or weak function w/ right name. */ - if (ELF64_ST_TYPE(sym->st_info) != STT_FUNC && - ELF64_ST_TYPE(sym->st_info) != STT_NOTYPE) + if (ELF64_ST_TYPE(sym->st_info) != STT_FUNC) continue; if (ELF64_ST_BIND(sym->st_info) != STB_GLOBAL && ELF64_ST_BIND(sym->st_info) != STB_WEAK) diff --git a/tools/testing/selftests/watchdog/watchdog-test.c b/tools/testing/selftests/watchdog/watchdog-test.c index f1c6e025cbe5..561bcc253fb3 100644 --- a/tools/testing/selftests/watchdog/watchdog-test.c +++ b/tools/testing/selftests/watchdog/watchdog-test.c @@ -152,7 +152,13 @@ int main(int argc, char *argv[])

printf("Watchdog Ticking Away!\n");

+ /* + * Register the signals + */ signal(SIGINT, term); + signal(SIGTERM, term); + signal(SIGKILL, term); + signal(SIGQUIT, term);

while (1) { keep_alive();