diff --git a/Documentation/virt/kvm/api.rst b/Documentation/virt/kvm/api.rst index a5d27553d59c..cd8a58556804 100644 --- a/Documentation/virt/kvm/api.rst +++ b/Documentation/virt/kvm/api.rst @@ -4810,8 +4810,10 @@ If an MSR access is not permitted through the filtering, it generates a allows user space to deflect and potentially handle various MSR accesses into user space.

-If a vCPU is in running state while this ioctl is invoked, the vCPU may -experience inconsistent filtering behavior on MSR accesses. +Note, invoking this ioctl with a vCPU is running is inherently racy. However, +KVM does guarantee that vCPUs will see either the previous filter or the new +filter, e.g. MSRs with identical settings in both the old and new filter will +have deterministic behavior.

5. The kvm_run structure diff --git a/Makefile b/Makefile index d4b87e604762..4801cc25e347 100644 --- a/Makefile +++ b/Makefile @@ -1,7 +1,7 @@ # SPDX-License-Identifier: GPL-2.0 VERSION = 5 PATCHLEVEL = 10 -SUBLEVEL = 26 +SUBLEVEL = 27 EXTRAVERSION = NAME = Dare mighty things

@@ -265,7 +265,8 @@ no-dot-config-targets := $(clean-targets) \ $(version_h) headers headers_% archheaders archscripts \ %asm-generic kernelversion %src-pkg dt_binding_check \ outputmakefile -no-sync-config-targets := $(no-dot-config-targets) %install kernelrelease +no-sync-config-targets := $(no-dot-config-targets) %install kernelrelease \ + image_name single-targets := %.a %.i %.ko %.lds %.ll %.lst %.mod %.o %.s %.symtypes %/

config-build := diff --git a/arch/arm/boot/dts/at91-sam9x60ek.dts b/arch/arm/boot/dts/at91-sam9x60ek.dts index 73b6b1f89de9..775ceb3acb6c 100644 --- a/arch/arm/boot/dts/at91-sam9x60ek.dts +++ b/arch/arm/boot/dts/at91-sam9x60ek.dts @@ -334,14 +334,6 @@ ethernet-phy@0 { };

&pinctrl { - atmel,mux-mask = < - /* A B C */ - 0xFFFFFE7F 0xC0E0397F 0xEF00019D /* pioA */ - 0x03FFFFFF 0x02FC7E68 0x00780000 /* pioB */ - 0xffffffff 0xF83FFFFF 0xB800F3FC /* pioC */ - 0x003FFFFF 0x003F8000 0x00000000 /* pioD */ - >; - adc { pinctrl_adc_default: adc_default { atmel,pins = <AT91_PIOB 15 AT91_PERIPH_A AT91_PINCTRL_NONE>; diff --git a/arch/arm/boot/dts/at91-sama5d27_som1.dtsi b/arch/arm/boot/dts/at91-sama5d27_som1.dtsi index b1f994c0ae79..e4824abb385a 100644 --- a/arch/arm/boot/dts/at91-sama5d27_som1.dtsi +++ b/arch/arm/boot/dts/at91-sama5d27_som1.dtsi @@ -84,8 +84,8 @@ macb0: ethernet@f8008000 { pinctrl-0 = <&pinctrl_macb0_default>; phy-mode = "rmii";

- ethernet-phy@0 { - reg = <0x0>; + ethernet-phy@7 { + reg = <0x7>; interrupt-parent = <&pioA>; interrupts = <PIN_PD31 IRQ_TYPE_LEVEL_LOW>; pinctrl-names = "default"; diff --git a/arch/arm/boot/dts/imx6ull-myir-mys-6ulx-eval.dts b/arch/arm/boot/dts/imx6ull-myir-mys-6ulx-eval.dts index ecbb2cc5b9ab..79cc45728cd2 100644 --- a/arch/arm/boot/dts/imx6ull-myir-mys-6ulx-eval.dts +++ b/arch/arm/boot/dts/imx6ull-myir-mys-6ulx-eval.dts @@ -14,5 +14,6 @@ / { };

&gpmi { + fsl,use-minimum-ecc; status = "okay"; }; diff --git a/arch/arm/boot/dts/sam9x60.dtsi b/arch/arm/boot/dts/sam9x60.dtsi index 84066c1298df..ec45ced3cde6 100644 --- a/arch/arm/boot/dts/sam9x60.dtsi +++ b/arch/arm/boot/dts/sam9x60.dtsi @@ -606,6 +606,15 @@ pinctrl: pinctrl@fffff400 { compatible = "microchip,sam9x60-pinctrl", "atmel,at91sam9x5-pinctrl", "atmel,at91rm9200-pinctrl", "simple-bus"; ranges = <0xfffff400 0xfffff400 0x800>;

+ /* mux-mask corresponding to sam9x60 SoC in TFBGA228L package */ + atmel,mux-mask = < + /* A B C */ + 0xffffffff 0xffe03fff 0xef00019d /* pioA */ + 0x03ffffff 0x02fc7e7f 0x00780000 /* pioB */ + 0xffffffff 0xffffffff 0xf83fffff /* pioC */ + 0x003fffff 0x003f8000 0x00000000 /* pioD */ + >; + pioA: gpio@fffff400 { compatible = "microchip,sam9x60-gpio", "atmel,at91sam9x5-gpio", "atmel,at91rm9200-gpio"; reg = <0xfffff400 0x200>; diff --git a/arch/arm/mach-omap2/sr_device.c b/arch/arm/mach-omap2/sr_device.c index 62df666c2bd0..17b66f0d0dee 100644 --- a/arch/arm/mach-omap2/sr_device.c +++ b/arch/arm/mach-omap2/sr_device.c @@ -88,34 +88,26 @@ static void __init sr_set_nvalues(struct omap_volt_data *volt_data,

extern struct omap_sr_data omap_sr_pdata[];

-static int __init sr_dev_init(struct omap_hwmod *oh, void *user) +static int __init sr_init_by_name(const char *name, const char *voltdm) { struct omap_sr_data *sr_data = NULL; struct omap_volt_data *volt_data; - struct omap_smartreflex_dev_attr *sr_dev_attr; static int i;

- if (!strncmp(oh->name, "smartreflex_mpu_iva", 20) || - !strncmp(oh->name, "smartreflex_mpu", 16)) + if (!strncmp(name, "smartreflex_mpu_iva", 20) || + !strncmp(name, "smartreflex_mpu", 16)) sr_data = &omap_sr_pdata[OMAP_SR_MPU]; - else if (!strncmp(oh->name, "smartreflex_core", 17)) + else if (!strncmp(name, "smartreflex_core", 17)) sr_data = &omap_sr_pdata[OMAP_SR_CORE]; - else if (!strncmp(oh->name, "smartreflex_iva", 16)) + else if (!strncmp(name, "smartreflex_iva", 16)) sr_data = &omap_sr_pdata[OMAP_SR_IVA];

if (!sr_data) { - pr_err("%s: Unknown instance %s\n", __func__, oh->name); + pr_err("%s: Unknown instance %s\n", __func__, name); return -EINVAL; }

- sr_dev_attr = (struct omap_smartreflex_dev_attr *)oh->dev_attr; - if (!sr_dev_attr || !sr_dev_attr->sensor_voltdm_name) { - pr_err("%s: No voltage domain specified for %s. Cannot initialize\n", - __func__, oh->name); - goto exit; - } - - sr_data->name = oh->name; + sr_data->name = name; if (cpu_is_omap343x()) sr_data->ip_type = 1; else @@ -136,10 +128,10 @@ static int __init sr_dev_init(struct omap_hwmod *oh, void *user) } }

- sr_data->voltdm = voltdm_lookup(sr_dev_attr->sensor_voltdm_name); + sr_data->voltdm = voltdm_lookup(voltdm); if (!sr_data->voltdm) { pr_err("%s: Unable to get voltage domain pointer for VDD %s\n", - __func__, sr_dev_attr->sensor_voltdm_name); + __func__, voltdm); goto exit; }

@@ -160,6 +152,20 @@ static int __init sr_dev_init(struct omap_hwmod *oh, void *user) return 0; }

+static int __init sr_dev_init(struct omap_hwmod *oh, void *user) +{ + struct omap_smartreflex_dev_attr *sr_dev_attr; + + sr_dev_attr = (struct omap_smartreflex_dev_attr *)oh->dev_attr; + if (!sr_dev_attr || !sr_dev_attr->sensor_voltdm_name) { + pr_err("%s: No voltage domain specified for %s. Cannot initialize\n", + __func__, oh->name); + return 0; + } + + return sr_init_by_name(oh->name, sr_dev_attr->sensor_voltdm_name); +} + /* * API to be called from board files to enable smartreflex * autocompensation at init. @@ -169,7 +175,42 @@ void __init omap_enable_smartreflex_on_init(void) sr_enable_on_init = true; }

+static const char * const omap4_sr_instances[] = { + "mpu", + "iva", + "core", +}; + +static const char * const dra7_sr_instances[] = { + "mpu", + "core", +}; + int __init omap_devinit_smartreflex(void) { + const char * const *sr_inst; + int i, nr_sr = 0; + + if (soc_is_omap44xx()) { + sr_inst = omap4_sr_instances; + nr_sr = ARRAY_SIZE(omap4_sr_instances); + + } else if (soc_is_dra7xx()) { + sr_inst = dra7_sr_instances; + nr_sr = ARRAY_SIZE(dra7_sr_instances); + } + + if (nr_sr) { + const char *name, *voltdm; + + for (i = 0; i < nr_sr; i++) { + name = kasprintf(GFP_KERNEL, "smartreflex_%s", sr_inst[i]); + voltdm = sr_inst[i]; + sr_init_by_name(name, voltdm); + } + + return 0; + } + return omap_hwmod_for_each_by_class("smartreflex", sr_dev_init, NULL); } diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1012a.dtsi b/arch/arm64/boot/dts/freescale/fsl-ls1012a.dtsi index 6a2c09199047..5fd3ea2028c6 100644 --- a/arch/arm64/boot/dts/freescale/fsl-ls1012a.dtsi +++ b/arch/arm64/boot/dts/freescale/fsl-ls1012a.dtsi @@ -192,6 +192,7 @@ crypto: crypto@1700000 { ranges = <0x0 0x00 0x1700000 0x100000>; reg = <0x00 0x1700000 0x0 0x100000>; interrupts = <GIC_SPI 75 IRQ_TYPE_LEVEL_HIGH>; + dma-coherent;

sec_jr0: jr@10000 { compatible = "fsl,sec-v5.4-job-ring", diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1043a.dtsi b/arch/arm64/boot/dts/freescale/fsl-ls1043a.dtsi index 0464b8aa4bc4..b1b9544d8e7f 100644 --- a/arch/arm64/boot/dts/freescale/fsl-ls1043a.dtsi +++ b/arch/arm64/boot/dts/freescale/fsl-ls1043a.dtsi @@ -322,6 +322,7 @@ crypto: crypto@1700000 { ranges = <0x0 0x00 0x1700000 0x100000>; reg = <0x00 0x1700000 0x0 0x100000>; interrupts = <0 75 0x4>; + dma-coherent;

sec_jr0: jr@10000 { compatible = "fsl,sec-v5.4-job-ring", diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1046a.dtsi b/arch/arm64/boot/dts/freescale/fsl-ls1046a.dtsi index 0b4545012d43..acf2ae2e151a 100644 --- a/arch/arm64/boot/dts/freescale/fsl-ls1046a.dtsi +++ b/arch/arm64/boot/dts/freescale/fsl-ls1046a.dtsi @@ -325,6 +325,7 @@ crypto: crypto@1700000 { ranges = <0x0 0x00 0x1700000 0x100000>; reg = <0x00 0x1700000 0x0 0x100000>; interrupts = <GIC_SPI 75 IRQ_TYPE_LEVEL_HIGH>; + dma-coherent;

sec_jr0: jr@10000 { compatible = "fsl,sec-v5.4-job-ring", diff --git a/arch/arm64/kernel/crash_dump.c b/arch/arm64/kernel/crash_dump.c index e6e284265f19..58303a9ec32c 100644 --- a/arch/arm64/kernel/crash_dump.c +++ b/arch/arm64/kernel/crash_dump.c @@ -64,5 +64,7 @@ ssize_t copy_oldmem_page(unsigned long pfn, char *buf, ssize_t elfcorehdr_read(char *buf, size_t count, u64 *ppos) { memcpy(buf, phys_to_virt((phys_addr_t)*ppos), count); + *ppos += count; + return count; } diff --git a/arch/arm64/kernel/stacktrace.c b/arch/arm64/kernel/stacktrace.c index fa56af1a59c3..dbce0dcf4cc0 100644 --- a/arch/arm64/kernel/stacktrace.c +++ b/arch/arm64/kernel/stacktrace.c @@ -199,8 +199,9 @@ void show_stack(struct task_struct *tsk, unsigned long *sp, const char *loglvl)

#ifdef CONFIG_STACKTRACE

-void arch_stack_walk(stack_trace_consume_fn consume_entry, void *cookie, - struct task_struct *task, struct pt_regs *regs) +noinline void arch_stack_walk(stack_trace_consume_fn consume_entry, + void *cookie, struct task_struct *task, + struct pt_regs *regs) { struct stackframe frame;

@@ -208,8 +209,8 @@ void arch_stack_walk(stack_trace_consume_fn consume_entry, void *cookie, start_backtrace(&frame, regs->regs[29], regs->pc); else if (task == current) start_backtrace(&frame, - (unsigned long)__builtin_frame_address(0), - (unsigned long)arch_stack_walk); + (unsigned long)__builtin_frame_address(1), + (unsigned long)__builtin_return_address(0)); else start_backtrace(&frame, thread_saved_fp(task), thread_saved_pc(task)); diff --git a/arch/ia64/include/asm/syscall.h b/arch/ia64/include/asm/syscall.h index 6c6f16e409a8..0d23c0049301 100644 --- a/arch/ia64/include/asm/syscall.h +++ b/arch/ia64/include/asm/syscall.h @@ -32,7 +32,7 @@ static inline void syscall_rollback(struct task_struct *task, static inline long syscall_get_error(struct task_struct *task, struct pt_regs *regs) { - return regs->r10 == -1 ? regs->r8:0; + return regs->r10 == -1 ? -regs->r8:0; }

static inline long syscall_get_return_value(struct task_struct *task, diff --git a/arch/ia64/kernel/ptrace.c b/arch/ia64/kernel/ptrace.c index 75c070aed81e..dad3a605cb7e 100644 --- a/arch/ia64/kernel/ptrace.c +++ b/arch/ia64/kernel/ptrace.c @@ -2010,27 +2010,39 @@ static void syscall_get_set_args_cb(struct unw_frame_info *info, void *data) { struct syscall_get_set_args *args = data; struct pt_regs *pt = args->regs; - unsigned long *krbs, cfm, ndirty; + unsigned long *krbs, cfm, ndirty, nlocals, nouts; int i, count;

if (unw_unwind_to_user(info) < 0) return;

+ /* + * We get here via a few paths: + * - break instruction: cfm is shared with caller. + * syscall args are in out= regs, locals are non-empty. + * - epsinstruction: cfm is set by br.call + * locals don't exist. + * + * For both cases argguments are reachable in cfm.sof - cfm.sol. + * CFM: [ ... | sor: 17..14 | sol : 13..7 | sof : 6..0 ] + */ cfm = pt->cr_ifs; + nlocals = (cfm >> 7) & 0x7f; /* aka sol */ + nouts = (cfm & 0x7f) - nlocals; /* aka sof - sol */ krbs = (unsigned long *)info->task + IA64_RBS_OFFSET/8; ndirty = ia64_rse_num_regs(krbs, krbs + (pt->loadrs >> 19));

count = 0; if (in_syscall(pt)) - count = min_t(int, args->n, cfm & 0x7f); + count = min_t(int, args->n, nouts);

+ /* Iterate over outs. */ for (i = 0; i < count; i++) { + int j = ndirty + nlocals + i + args->i; if (args->rw) - *ia64_rse_skip_regs(krbs, ndirty + i + args->i) = - args->args[i]; + *ia64_rse_skip_regs(krbs, j) = args->args[i]; else - args->args[i] = *ia64_rse_skip_regs(krbs, - ndirty + i + args->i); + args->args[i] = *ia64_rse_skip_regs(krbs, j); }

if (!args->rw) { diff --git a/arch/powerpc/include/asm/dcr-native.h b/arch/powerpc/include/asm/dcr-native.h index 7141ccea8c94..a92059964579 100644 --- a/arch/powerpc/include/asm/dcr-native.h +++ b/arch/powerpc/include/asm/dcr-native.h @@ -53,8 +53,8 @@ static inline void mtdcrx(unsigned int reg, unsigned int val) #define mfdcr(rn) \ ({unsigned int rval; \ if (__builtin_constant_p(rn) && rn < 1024) \ - asm volatile("mfdcr %0," __stringify(rn) \ - : "=r" (rval)); \ + asm volatile("mfdcr %0, %1" : "=r" (rval) \ + : "n" (rn)); \ else if (likely(cpu_has_feature(CPU_FTR_INDEXED_DCR))) \ rval = mfdcrx(rn); \ else \ @@ -64,8 +64,8 @@ static inline void mtdcrx(unsigned int reg, unsigned int val) #define mtdcr(rn, v) \ do { \ if (__builtin_constant_p(rn) && rn < 1024) \ - asm volatile("mtdcr " __stringify(rn) ",%0" \ - : : "r" (v)); \ + asm volatile("mtdcr %0, %1" \ + : : "n" (rn), "r" (v)); \ else if (likely(cpu_has_feature(CPU_FTR_INDEXED_DCR))) \ mtdcrx(rn, v); \ else \ diff --git a/arch/sparc/kernel/traps_64.c b/arch/sparc/kernel/traps_64.c index d92e5eaa4c1d..a850dccd78ea 100644 --- a/arch/sparc/kernel/traps_64.c +++ b/arch/sparc/kernel/traps_64.c @@ -275,14 +275,13 @@ bool is_no_fault_exception(struct pt_regs *regs) asi = (regs->tstate >> 24); /* saved %asi */ else asi = (insn >> 5); /* immediate asi */ - if ((asi & 0xf2) == ASI_PNF) { - if (insn & 0x1000000) { /* op3[5:4]=3 */ - handle_ldf_stq(insn, regs); - return true; - } else if (insn & 0x200000) { /* op3[2], stores */ + if ((asi & 0xf6) == ASI_PNF) { + if (insn & 0x200000) /* op3[2], stores */ return false; - } - handle_ld_nf(insn, regs); + if (insn & 0x1000000) /* op3[5:4]=3 (fp) */ + handle_ldf_stq(insn, regs); + else + handle_ld_nf(insn, regs); return true; } } diff --git a/arch/x86/include/asm/kvm_host.h b/arch/x86/include/asm/kvm_host.h index 7e5f33a0d0e2..02d4c74d30e2 100644 --- a/arch/x86/include/asm/kvm_host.h +++ b/arch/x86/include/asm/kvm_host.h @@ -890,6 +890,12 @@ enum kvm_irqchip_mode { KVM_IRQCHIP_SPLIT, /* created with KVM_CAP_SPLIT_IRQCHIP */ };

+struct kvm_x86_msr_filter { + u8 count; + bool default_allow:1; + struct msr_bitmap_range ranges[16]; +}; + #define APICV_INHIBIT_REASON_DISABLE 0 #define APICV_INHIBIT_REASON_HYPERV 1 #define APICV_INHIBIT_REASON_NESTED 2 @@ -985,14 +991,12 @@ struct kvm_arch { bool guest_can_read_msr_platform_info; bool exception_payload_enabled;

+ bool bus_lock_detection_enabled; + /* Deflect RDMSR and WRMSR to user space when they trigger a #GP */ u32 user_space_msr_mask;

- struct { - u8 count; - bool default_allow:1; - struct msr_bitmap_range ranges[16]; - } msr_filter; + struct kvm_x86_msr_filter __rcu *msr_filter;

struct kvm_pmu_event_filter *pmu_event_filter; struct task_struct *nx_lpage_recovery_thread; diff --git a/arch/x86/include/asm/static_call.h b/arch/x86/include/asm/static_call.h index c37f11999d0c..cbb67b6030f9 100644 --- a/arch/x86/include/asm/static_call.h +++ b/arch/x86/include/asm/static_call.h @@ -37,4 +37,11 @@ #define ARCH_DEFINE_STATIC_CALL_NULL_TRAMP(name) \ __ARCH_DEFINE_STATIC_CALL_TRAMP(name, "ret; nop; nop; nop; nop")

+ +#define ARCH_ADD_TRAMP_KEY(name) \ + asm(".pushsection .static_call_tramp_key, "a" \n" \ + ".long " STATIC_CALL_TRAMP_STR(name) " - . \n" \ + ".long " STATIC_CALL_KEY_STR(name) " - . \n" \ + ".popsection \n") + #endif /* _ASM_STATIC_CALL_H */ diff --git a/arch/x86/include/asm/xen/page.h b/arch/x86/include/asm/xen/page.h index ab09af613788..5941e18edd5a 100644 --- a/arch/x86/include/asm/xen/page.h +++ b/arch/x86/include/asm/xen/page.h @@ -86,18 +86,6 @@ clear_foreign_p2m_mapping(struct gnttab_unmap_grant_ref *unmap_ops, } #endif

-/* - * The maximum amount of extra memory compared to the base size. The - * main scaling factor is the size of struct page. At extreme ratios - * of base:extra, all the base memory can be filled with page - * structures for the extra memory, leaving no space for anything - * else. - * - * 10x seems like a reasonable balance between scaling flexibility and - * leaving a practically usable system. - */ -#define XEN_EXTRA_MEM_RATIO (10) - /* * Helper functions to write or read unsigned long values to/from * memory, when the access may fault. diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index fa5f059c2b94..0d8383b82bca 100644 --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -1505,35 +1505,44 @@ EXPORT_SYMBOL_GPL(kvm_enable_efer_bits);

bool kvm_msr_allowed(struct kvm_vcpu *vcpu, u32 index, u32 type) { + struct kvm_x86_msr_filter *msr_filter; + struct msr_bitmap_range *ranges; struct kvm *kvm = vcpu->kvm; - struct msr_bitmap_range *ranges = kvm->arch.msr_filter.ranges; - u32 count = kvm->arch.msr_filter.count; - u32 i; - bool r = kvm->arch.msr_filter.default_allow; + bool allowed; int idx; + u32 i;

- /* MSR filtering not set up or x2APIC enabled, allow everything */ - if (!count || (index >= 0x800 && index <= 0x8ff)) + /* x2APIC MSRs do not support filtering. */ + if (index >= 0x800 && index <= 0x8ff) return true;

- /* Prevent collision with set_msr_filter */ idx = srcu_read_lock(&kvm->srcu);

- for (i = 0; i < count; i++) { + msr_filter = srcu_dereference(kvm->arch.msr_filter, &kvm->srcu); + if (!msr_filter) { + allowed = true; + goto out; + } + + allowed = msr_filter->default_allow; + ranges = msr_filter->ranges; + + for (i = 0; i < msr_filter->count; i++) { u32 start = ranges[i].base; u32 end = start + ranges[i].nmsrs; u32 flags = ranges[i].flags; unsigned long *bitmap = ranges[i].bitmap;

if ((index >= start) && (index < end) && (flags & type)) { - r = !!test_bit(index - start, bitmap); + allowed = !!test_bit(index - start, bitmap); break; } }

+out: srcu_read_unlock(&kvm->srcu, idx);

- return r; + return allowed; } EXPORT_SYMBOL_GPL(kvm_msr_allowed);

@@ -5291,25 +5300,34 @@ int kvm_vm_ioctl_enable_cap(struct kvm *kvm, return r; }

-static void kvm_clear_msr_filter(struct kvm *kvm) +static struct kvm_x86_msr_filter *kvm_alloc_msr_filter(bool default_allow) +{ + struct kvm_x86_msr_filter *msr_filter; + + msr_filter = kzalloc(sizeof(*msr_filter), GFP_KERNEL_ACCOUNT); + if (!msr_filter) + return NULL; + + msr_filter->default_allow = default_allow; + return msr_filter; +} + +static void kvm_free_msr_filter(struct kvm_x86_msr_filter *msr_filter) { u32 i; - u32 count = kvm->arch.msr_filter.count; - struct msr_bitmap_range ranges[16];

- mutex_lock(&kvm->lock); - kvm->arch.msr_filter.count = 0; - memcpy(ranges, kvm->arch.msr_filter.ranges, count * sizeof(ranges[0])); - mutex_unlock(&kvm->lock); - synchronize_srcu(&kvm->srcu); + if (!msr_filter) + return; + + for (i = 0; i < msr_filter->count; i++) + kfree(msr_filter->ranges[i].bitmap);

- for (i = 0; i < count; i++) - kfree(ranges[i].bitmap); + kfree(msr_filter); }

-static int kvm_add_msr_filter(struct kvm *kvm, struct kvm_msr_filter_range *user_range) +static int kvm_add_msr_filter(struct kvm_x86_msr_filter *msr_filter, + struct kvm_msr_filter_range *user_range) { - struct msr_bitmap_range *ranges = kvm->arch.msr_filter.ranges; struct msr_bitmap_range range; unsigned long *bitmap = NULL; size_t bitmap_size; @@ -5343,11 +5361,9 @@ static int kvm_add_msr_filter(struct kvm *kvm, struct kvm_msr_filter_range *user goto err; }

- /* Everything ok, add this range identifier to our global pool */ - ranges[kvm->arch.msr_filter.count] = range; - /* Make sure we filled the array before we tell anyone to walk it */ - smp_wmb(); - kvm->arch.msr_filter.count++; + /* Everything ok, add this range identifier. */ + msr_filter->ranges[msr_filter->count] = range; + msr_filter->count++;

return 0; err: @@ -5358,10 +5374,11 @@ static int kvm_add_msr_filter(struct kvm *kvm, struct kvm_msr_filter_range *user static int kvm_vm_ioctl_set_msr_filter(struct kvm *kvm, void __user *argp) { struct kvm_msr_filter __user *user_msr_filter = argp; + struct kvm_x86_msr_filter *new_filter, *old_filter; struct kvm_msr_filter filter; bool default_allow; - int r = 0; bool empty = true; + int r = 0; u32 i;

if (copy_from_user(&filter, user_msr_filter, sizeof(filter))) @@ -5374,25 +5391,32 @@ static int kvm_vm_ioctl_set_msr_filter(struct kvm *kvm, void __user *argp) if (empty && !default_allow) return -EINVAL;

- kvm_clear_msr_filter(kvm); - - kvm->arch.msr_filter.default_allow = default_allow; + new_filter = kvm_alloc_msr_filter(default_allow); + if (!new_filter) + return -ENOMEM;

- /* - * Protect from concurrent calls to this function that could trigger - * a TOCTOU violation on kvm->arch.msr_filter.count. - */ - mutex_lock(&kvm->lock); for (i = 0; i < ARRAY_SIZE(filter.ranges); i++) { - r = kvm_add_msr_filter(kvm, &filter.ranges[i]); - if (r) - break; + r = kvm_add_msr_filter(new_filter, &filter.ranges[i]); + if (r) { + kvm_free_msr_filter(new_filter); + return r; + } }

+ mutex_lock(&kvm->lock); + + /* The per-VM filter is protected by kvm->lock... */ + old_filter = srcu_dereference_check(kvm->arch.msr_filter, &kvm->srcu, 1); + + rcu_assign_pointer(kvm->arch.msr_filter, new_filter); + synchronize_srcu(&kvm->srcu); + + kvm_free_msr_filter(old_filter); + kvm_make_all_cpus_request(kvm, KVM_REQ_MSR_FILTER_CHANGED); mutex_unlock(&kvm->lock);

- return r; + return 0; }

long kvm_arch_vm_ioctl(struct file *filp, @@ -10423,8 +10447,6 @@ void kvm_arch_pre_destroy_vm(struct kvm *kvm)

void kvm_arch_destroy_vm(struct kvm *kvm) { - u32 i; - if (current->mm == kvm->mm) { /* * Free memory regions allocated on behalf of userspace, @@ -10441,8 +10463,7 @@ void kvm_arch_destroy_vm(struct kvm *kvm) } if (kvm_x86_ops.vm_destroy) kvm_x86_ops.vm_destroy(kvm); - for (i = 0; i < kvm->arch.msr_filter.count; i++) - kfree(kvm->arch.msr_filter.ranges[i].bitmap); + kvm_free_msr_filter(srcu_dereference_check(kvm->arch.msr_filter, &kvm->srcu, 1)); kvm_pic_destroy(kvm); kvm_ioapic_destroy(kvm); kvm_free_vcpus(kvm); diff --git a/arch/x86/mm/mem_encrypt.c b/arch/x86/mm/mem_encrypt.c index f80d10d39cf6..cc85e199108e 100644 --- a/arch/x86/mm/mem_encrypt.c +++ b/arch/x86/mm/mem_encrypt.c @@ -231,7 +231,7 @@ static void __init __set_clr_pte_enc(pte_t *kpte, int level, bool enc) if (pgprot_val(old_prot) == pgprot_val(new_prot)) return;

- pa = pfn << page_level_shift(level); + pa = pfn << PAGE_SHIFT; size = page_level_size(level);

/* diff --git a/arch/x86/xen/p2m.c b/arch/x86/xen/p2m.c index 60da7e793385..56e0f290fef6 100644 --- a/arch/x86/xen/p2m.c +++ b/arch/x86/xen/p2m.c @@ -98,8 +98,8 @@ EXPORT_SYMBOL_GPL(xen_p2m_size); unsigned long xen_max_p2m_pfn __read_mostly; EXPORT_SYMBOL_GPL(xen_max_p2m_pfn);

-#ifdef CONFIG_XEN_BALLOON_MEMORY_HOTPLUG_LIMIT -#define P2M_LIMIT CONFIG_XEN_BALLOON_MEMORY_HOTPLUG_LIMIT +#ifdef CONFIG_XEN_MEMORY_HOTPLUG_LIMIT +#define P2M_LIMIT CONFIG_XEN_MEMORY_HOTPLUG_LIMIT #else #define P2M_LIMIT 0 #endif @@ -416,9 +416,6 @@ void __init xen_vmalloc_p2m_tree(void) xen_p2m_last_pfn = xen_max_p2m_pfn;

p2m_limit = (phys_addr_t)P2M_LIMIT * 1024 * 1024 * 1024 / PAGE_SIZE; - if (!p2m_limit && IS_ENABLED(CONFIG_XEN_UNPOPULATED_ALLOC)) - p2m_limit = xen_start_info->nr_pages * XEN_EXTRA_MEM_RATIO; - vm.flags = VM_ALLOC; vm.size = ALIGN(sizeof(unsigned long) * max(xen_max_p2m_pfn, p2m_limit), PMD_SIZE * PMDS_PER_MID_PAGE); diff --git a/arch/x86/xen/setup.c b/arch/x86/xen/setup.c index 1a3b75652fa4..8bfc10330107 100644 --- a/arch/x86/xen/setup.c +++ b/arch/x86/xen/setup.c @@ -59,6 +59,18 @@ static struct { } xen_remap_buf __initdata __aligned(PAGE_SIZE); static unsigned long xen_remap_mfn __initdata = INVALID_P2M_ENTRY;

+/* + * The maximum amount of extra memory compared to the base size. The + * main scaling factor is the size of struct page. At extreme ratios + * of base:extra, all the base memory can be filled with page + * structures for the extra memory, leaving no space for anything + * else. + * + * 10x seems like a reasonable balance between scaling flexibility and + * leaving a practically usable system. + */ +#define EXTRA_MEM_RATIO (10) + static bool xen_512gb_limit __initdata = IS_ENABLED(CONFIG_XEN_512GB);

static void __init xen_parse_512gb(void) @@ -778,13 +790,13 @@ char * __init xen_memory_setup(void) extra_pages += max_pages - max_pfn;

/* - * Clamp the amount of extra memory to a XEN_EXTRA_MEM_RATIO + * Clamp the amount of extra memory to a EXTRA_MEM_RATIO * factor the base size. * * Make sure we have no memory above max_pages, as this area * isn't handled by the p2m management. */ - extra_pages = min3(XEN_EXTRA_MEM_RATIO * min(max_pfn, PFN_DOWN(MAXMEM)), + extra_pages = min3(EXTRA_MEM_RATIO * min(max_pfn, PFN_DOWN(MAXMEM)), extra_pages, max_pages - max_pfn); i = 0; addr = xen_e820_table.entries[0].addr; diff --git a/block/blk-cgroup-rwstat.c b/block/blk-cgroup-rwstat.c index 85d5790ac49b..3304e841df7c 100644 --- a/block/blk-cgroup-rwstat.c +++ b/block/blk-cgroup-rwstat.c @@ -109,6 +109,7 @@ void blkg_rwstat_recursive_sum(struct blkcg_gq *blkg, struct blkcg_policy *pol,

lockdep_assert_held(&blkg->q->queue_lock);

+ memset(sum, 0, sizeof(*sum)); rcu_read_lock(); blkg_for_each_descendant_pre(pos_blkg, pos_css, blkg) { struct blkg_rwstat *rwstat; @@ -122,7 +123,7 @@ void blkg_rwstat_recursive_sum(struct blkcg_gq *blkg, struct blkcg_policy *pol, rwstat = (void *)pos_blkg + off;

for (i = 0; i < BLKG_RWSTAT_NR; i++) - sum->cnt[i] = blkg_rwstat_read_counter(rwstat, i); + sum->cnt[i] += blkg_rwstat_read_counter(rwstat, i); } rcu_read_unlock(); } diff --git a/block/blk-merge.c b/block/blk-merge.c index 97b7c2821565..7cdd56696647 100644 --- a/block/blk-merge.c +++ b/block/blk-merge.c @@ -375,6 +375,14 @@ unsigned int blk_recalc_rq_segments(struct request *rq) switch (bio_op(rq->bio)) { case REQ_OP_DISCARD: case REQ_OP_SECURE_ERASE: + if (queue_max_discard_segments(rq->q) > 1) { + struct bio *bio = rq->bio; + + for_each_bio(bio) + nr_phys_segs++; + return nr_phys_segs; + } + return 1; case REQ_OP_WRITE_ZEROES: return 0; case REQ_OP_WRITE_SAME: diff --git a/block/blk-zoned.c b/block/blk-zoned.c index 4676c6f00489..ab7d7ebcf6dd 100644 --- a/block/blk-zoned.c +++ b/block/blk-zoned.c @@ -240,7 +240,7 @@ int blkdev_zone_mgmt(struct block_device *bdev, enum req_opf op, */ if (op == REQ_OP_ZONE_RESET && blkdev_allow_reset_all_zones(bdev, sector, nr_sectors)) { - bio->bi_opf = REQ_OP_ZONE_RESET_ALL; + bio->bi_opf = REQ_OP_ZONE_RESET_ALL | REQ_SYNC; break; }

diff --git a/block/genhd.c b/block/genhd.c index ec6264e2ed67..796baf761202 100644 --- a/block/genhd.c +++ b/block/genhd.c @@ -732,10 +732,8 @@ static void register_disk(struct device *parent, struct gendisk *disk, disk->part0.holder_dir = kobject_create_and_add("holders", &ddev->kobj); disk->slave_dir = kobject_create_and_add("slaves", &ddev->kobj);

- if (disk->flags & GENHD_FL_HIDDEN) { - dev_set_uevent_suppress(ddev, 0); + if (disk->flags & GENHD_FL_HIDDEN) return; - }

disk_scan_partitions(disk);

diff --git a/drivers/acpi/acpica/nsaccess.c b/drivers/acpi/acpica/nsaccess.c index 3f045b5953b2..a0c1a665dfc1 100644 --- a/drivers/acpi/acpica/nsaccess.c +++ b/drivers/acpi/acpica/nsaccess.c @@ -99,13 +99,12 @@ acpi_status acpi_ns_root_initialize(void) * just create and link the new node(s) here. */ new_node = - ACPI_ALLOCATE_ZEROED(sizeof(struct acpi_namespace_node)); + acpi_ns_create_node(*ACPI_CAST_PTR(u32, init_val->name)); if (!new_node) { status = AE_NO_MEMORY; goto unlock_and_exit; }

- ACPI_COPY_NAMESEG(new_node->name.ascii, init_val->name); new_node->descriptor_type = ACPI_DESC_TYPE_NAMED; new_node->type = init_val->type;

diff --git a/drivers/acpi/internal.h b/drivers/acpi/internal.h index aee023ad0237..a958ad60a339 100644 --- a/drivers/acpi/internal.h +++ b/drivers/acpi/internal.h @@ -9,6 +9,8 @@ #ifndef _ACPI_INTERNAL_H_ #define _ACPI_INTERNAL_H_

+#include <linux/idr.h> + #define PREFIX "ACPI: "

int early_acpi_osi_init(void); @@ -96,9 +98,11 @@ void acpi_scan_table_handler(u32 event, void *table, void *context);

extern struct list_head acpi_bus_id_list;

+#define ACPI_MAX_DEVICE_INSTANCES 4096 + struct acpi_device_bus_id { const char *bus_id; - unsigned int instance_no; + struct ida instance_ida; struct list_head node; };

diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c index dca5cc423cd4..b47f14ac75ae 100644 --- a/drivers/acpi/scan.c +++ b/drivers/acpi/scan.c @@ -482,9 +482,8 @@ static void acpi_device_del(struct acpi_device *device) list_for_each_entry(acpi_device_bus_id, &acpi_bus_id_list, node) if (!strcmp(acpi_device_bus_id->bus_id, acpi_device_hid(device))) { - if (acpi_device_bus_id->instance_no > 0) - acpi_device_bus_id->instance_no--; - else { + ida_simple_remove(&acpi_device_bus_id->instance_ida, device->pnp.instance_no); + if (ida_is_empty(&acpi_device_bus_id->instance_ida)) { list_del(&acpi_device_bus_id->node); kfree_const(acpi_device_bus_id->bus_id); kfree(acpi_device_bus_id); @@ -623,12 +622,38 @@ void acpi_bus_put_acpi_device(struct acpi_device *adev) put_device(&adev->dev); }

+static struct acpi_device_bus_id *acpi_device_bus_id_match(const char *dev_id) +{ + struct acpi_device_bus_id *acpi_device_bus_id; + + /* Find suitable bus_id and instance number in acpi_bus_id_list. */ + list_for_each_entry(acpi_device_bus_id, &acpi_bus_id_list, node) { + if (!strcmp(acpi_device_bus_id->bus_id, dev_id)) + return acpi_device_bus_id; + } + return NULL; +} + +static int acpi_device_set_name(struct acpi_device *device, + struct acpi_device_bus_id *acpi_device_bus_id) +{ + struct ida *instance_ida = &acpi_device_bus_id->instance_ida; + int result; + + result = ida_simple_get(instance_ida, 0, ACPI_MAX_DEVICE_INSTANCES, GFP_KERNEL); + if (result < 0) + return result; + + device->pnp.instance_no = result; + dev_set_name(&device->dev, "%s:%02x", acpi_device_bus_id->bus_id, result); + return 0; +} + int acpi_device_add(struct acpi_device *device, void (*release)(struct device *)) { + struct acpi_device_bus_id *acpi_device_bus_id; int result; - struct acpi_device_bus_id *acpi_device_bus_id, *new_bus_id; - int found = 0;

if (device->handle) { acpi_status status; @@ -654,41 +679,38 @@ int acpi_device_add(struct acpi_device *device, INIT_LIST_HEAD(&device->del_list); mutex_init(&device->physical_node_lock);

- new_bus_id = kzalloc(sizeof(struct acpi_device_bus_id), GFP_KERNEL); - if (!new_bus_id) { - pr_err(PREFIX "Memory allocation error\n"); - result = -ENOMEM; - goto err_detach; - } - mutex_lock(&acpi_device_lock); - /* - * Find suitable bus_id and instance number in acpi_bus_id_list - * If failed, create one and link it into acpi_bus_id_list - */ - list_for_each_entry(acpi_device_bus_id, &acpi_bus_id_list, node) { - if (!strcmp(acpi_device_bus_id->bus_id, - acpi_device_hid(device))) { - acpi_device_bus_id->instance_no++; - found = 1; - kfree(new_bus_id); - break; + + acpi_device_bus_id = acpi_device_bus_id_match(acpi_device_hid(device)); + if (acpi_device_bus_id) { + result = acpi_device_set_name(device, acpi_device_bus_id); + if (result) + goto err_unlock; + } else { + acpi_device_bus_id = kzalloc(sizeof(*acpi_device_bus_id), + GFP_KERNEL); + if (!acpi_device_bus_id) { + result = -ENOMEM; + goto err_unlock; } - } - if (!found) { - acpi_device_bus_id = new_bus_id; acpi_device_bus_id->bus_id = kstrdup_const(acpi_device_hid(device), GFP_KERNEL); if (!acpi_device_bus_id->bus_id) { - pr_err(PREFIX "Memory allocation error for bus id\n"); + kfree(acpi_device_bus_id); result = -ENOMEM; - goto err_free_new_bus_id; + goto err_unlock; + } + + ida_init(&acpi_device_bus_id->instance_ida); + + result = acpi_device_set_name(device, acpi_device_bus_id); + if (result) { + kfree(acpi_device_bus_id); + goto err_unlock; }

- acpi_device_bus_id->instance_no = 0; list_add_tail(&acpi_device_bus_id->node, &acpi_bus_id_list); } - dev_set_name(&device->dev, "%s:%02x", acpi_device_bus_id->bus_id, acpi_device_bus_id->instance_no);

if (device->parent) list_add_tail(&device->node, &device->parent->children); @@ -720,13 +742,9 @@ int acpi_device_add(struct acpi_device *device, list_del(&device->node); list_del(&device->wakeup_list);

- err_free_new_bus_id: - if (!found) - kfree(new_bus_id); - + err_unlock: mutex_unlock(&acpi_device_lock);

- err_detach: acpi_detach_data(device->handle, acpi_scan_drop_device); return result; } diff --git a/drivers/acpi/video_detect.c b/drivers/acpi/video_detect.c index 811d298637cb..83cd4c95faf0 100644 --- a/drivers/acpi/video_detect.c +++ b/drivers/acpi/video_detect.c @@ -147,6 +147,7 @@ static const struct dmi_system_id video_detect_dmi_table[] = { }, }, { + .callback = video_detect_force_vendor, .ident = "Sony VPCEH3U1E", .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"), diff --git a/drivers/atm/eni.c b/drivers/atm/eni.c index 316a9947541f..b574cce98dc3 100644 --- a/drivers/atm/eni.c +++ b/drivers/atm/eni.c @@ -2260,7 +2260,8 @@ static int eni_init_one(struct pci_dev *pci_dev, return rc;

err_eni_release: - eni_do_release(dev); + dev->phy = NULL; + iounmap(ENI_DEV(dev)->ioaddr); err_unregister: atm_dev_deregister(dev); err_free_consistent: diff --git a/drivers/atm/idt77105.c b/drivers/atm/idt77105.c index 3c081b6171a8..bfca7b8a6f31 100644 --- a/drivers/atm/idt77105.c +++ b/drivers/atm/idt77105.c @@ -262,7 +262,7 @@ static int idt77105_start(struct atm_dev *dev) { unsigned long flags;

- if (!(dev->dev_data = kmalloc(sizeof(struct idt77105_priv),GFP_KERNEL))) + if (!(dev->phy_data = kmalloc(sizeof(struct idt77105_priv),GFP_KERNEL))) return -ENOMEM; PRIV(dev)->dev = dev; spin_lock_irqsave(&idt77105_priv_lock, flags); @@ -337,7 +337,7 @@ static int idt77105_stop(struct atm_dev *dev) else idt77105_all = walk->next; dev->phy = NULL; - dev->dev_data = NULL; + dev->phy_data = NULL; kfree(walk); break; } diff --git a/drivers/atm/lanai.c b/drivers/atm/lanai.c index ac811cfa6843..92edd100a394 100644 --- a/drivers/atm/lanai.c +++ b/drivers/atm/lanai.c @@ -2234,6 +2234,7 @@ static int lanai_dev_open(struct atm_dev *atmdev) conf1_write(lanai); #endif iounmap(lanai->base); + lanai->base = NULL; error_pci: pci_disable_device(lanai->pci); error: @@ -2246,6 +2247,8 @@ static int lanai_dev_open(struct atm_dev *atmdev) static void lanai_dev_close(struct atm_dev *atmdev) { struct lanai_dev *lanai = (struct lanai_dev *) atmdev->dev_data; + if (lanai->base==NULL) + return; printk(KERN_INFO DEV_LABEL "(itf %d): shutting down interface\n", lanai->number); lanai_timed_poll_stop(lanai); @@ -2553,7 +2556,7 @@ static int lanai_init_one(struct pci_dev *pci, struct atm_dev *atmdev; int result;

- lanai = kmalloc(sizeof(*lanai), GFP_KERNEL); + lanai = kzalloc(sizeof(*lanai), GFP_KERNEL); if (lanai == NULL) { printk(KERN_ERR DEV_LABEL ": couldn't allocate dev_data structure!\n"); diff --git a/drivers/atm/uPD98402.c b/drivers/atm/uPD98402.c index 7850758b5bb8..239852d85558 100644 --- a/drivers/atm/uPD98402.c +++ b/drivers/atm/uPD98402.c @@ -211,7 +211,7 @@ static void uPD98402_int(struct atm_dev *dev) static int uPD98402_start(struct atm_dev *dev) { DPRINTK("phy_start\n"); - if (!(dev->dev_data = kmalloc(sizeof(struct uPD98402_priv),GFP_KERNEL))) + if (!(dev->phy_data = kmalloc(sizeof(struct uPD98402_priv),GFP_KERNEL))) return -ENOMEM; spin_lock_init(&PRIV(dev)->lock); memset(&PRIV(dev)->sonet_stats,0,sizeof(struct k_sonet_stats)); diff --git a/drivers/base/power/runtime.c b/drivers/base/power/runtime.c index bfda153b1a41..5ef67bacb585 100644 --- a/drivers/base/power/runtime.c +++ b/drivers/base/power/runtime.c @@ -305,7 +305,7 @@ static int rpm_get_suppliers(struct device *dev) return 0; }

-static void rpm_put_suppliers(struct device *dev) +static void __rpm_put_suppliers(struct device *dev, bool try_to_suspend) { struct device_link *link;

@@ -313,10 +313,30 @@ static void rpm_put_suppliers(struct device *dev) device_links_read_lock_held()) {

while (refcount_dec_not_one(&link->rpm_active)) - pm_runtime_put(link->supplier); + pm_runtime_put_noidle(link->supplier); + + if (try_to_suspend) + pm_request_idle(link->supplier); } }

+static void rpm_put_suppliers(struct device *dev) +{ + __rpm_put_suppliers(dev, true); +} + +static void rpm_suspend_suppliers(struct device *dev) +{ + struct device_link *link; + int idx = device_links_read_lock(); + + list_for_each_entry_rcu(link, &dev->links.suppliers, c_node, + device_links_read_lock_held()) + pm_request_idle(link->supplier); + + device_links_read_unlock(idx); +} + /** * __rpm_callback - Run a given runtime PM callback for a given device. * @cb: Runtime PM callback to run. @@ -344,8 +364,10 @@ static int __rpm_callback(int (*cb)(struct device *), struct device *dev) idx = device_links_read_lock();

retval = rpm_get_suppliers(dev); - if (retval) + if (retval) { + rpm_put_suppliers(dev); goto fail; + }

device_links_read_unlock(idx); } @@ -368,9 +390,9 @@ static int __rpm_callback(int (*cb)(struct device *), struct device *dev) || (dev->power.runtime_status == RPM_RESUMING && retval))) { idx = device_links_read_lock();

- fail: - rpm_put_suppliers(dev); + __rpm_put_suppliers(dev, false);

+fail: device_links_read_unlock(idx); }

@@ -642,8 +664,11 @@ static int rpm_suspend(struct device *dev, int rpmflags) goto out; }

+ if (dev->power.irq_safe) + goto out; + /* Maybe the parent is now able to suspend. */ - if (parent && !parent->power.ignore_children && !dev->power.irq_safe) { + if (parent && !parent->power.ignore_children) { spin_unlock(&dev->power.lock);

spin_lock(&parent->power.lock); @@ -652,6 +677,14 @@ static int rpm_suspend(struct device *dev, int rpmflags)

spin_lock(&dev->power.lock); } + /* Maybe the suppliers are now able to suspend. */ + if (dev->power.links_count > 0) { + spin_unlock_irq(&dev->power.lock); + + rpm_suspend_suppliers(dev); + + spin_lock_irq(&dev->power.lock); + }

out: trace_rpm_return_int_rcuidle(dev, _THIS_IP_, retval); diff --git a/drivers/block/umem.c b/drivers/block/umem.c index 2b95d7b33b91..5eb44e4a91ee 100644 --- a/drivers/block/umem.c +++ b/drivers/block/umem.c @@ -877,6 +877,7 @@ static int mm_pci_probe(struct pci_dev *dev, const struct pci_device_id *id) if (card->mm_pages[0].desc == NULL || card->mm_pages[1].desc == NULL) { dev_printk(KERN_ERR, &card->dev->dev, "alloc failed\n"); + ret = -ENOMEM; goto failed_alloc; } reset_page(&card->mm_pages[0]); @@ -888,8 +889,10 @@ static int mm_pci_probe(struct pci_dev *dev, const struct pci_device_id *id) spin_lock_init(&card->lock);

card->queue = blk_alloc_queue(NUMA_NO_NODE); - if (!card->queue) + if (!card->queue) { + ret = -ENOMEM; goto failed_alloc; + }

tasklet_init(&card->tasklet, process_page, (unsigned long)card);

diff --git a/drivers/block/xen-blkback/blkback.c b/drivers/block/xen-blkback/blkback.c index da16121140ca..3874233f7194 100644 --- a/drivers/block/xen-blkback/blkback.c +++ b/drivers/block/xen-blkback/blkback.c @@ -891,7 +891,7 @@ static int xen_blkbk_map(struct xen_blkif_ring *ring, out: for (i = last_map; i < num; i++) { /* Don't zap current batch's valid persistent grants. */ - if(i >= last_map + segs_to_map) + if(i >= map_until) pages[i]->persistent_gnt = NULL; pages[i]->handle = BLKBACK_INVALID_HANDLE; } diff --git a/drivers/bus/omap_l3_noc.c b/drivers/bus/omap_l3_noc.c index b040447575ad..dcfb32ee5cb6 100644 --- a/drivers/bus/omap_l3_noc.c +++ b/drivers/bus/omap_l3_noc.c @@ -285,7 +285,7 @@ static int omap_l3_probe(struct platform_device *pdev) */ l3->debug_irq = platform_get_irq(pdev, 0); ret = devm_request_irq(l3->dev, l3->debug_irq, l3_interrupt_handler, - 0x0, "l3-dbg-irq", l3); + IRQF_NO_THREAD, "l3-dbg-irq", l3); if (ret) { dev_err(l3->dev, "request_irq failed for %d\n", l3->debug_irq); @@ -294,7 +294,7 @@ static int omap_l3_probe(struct platform_device *pdev)

l3->app_irq = platform_get_irq(pdev, 1); ret = devm_request_irq(l3->dev, l3->app_irq, l3_interrupt_handler, - 0x0, "l3-app-irq", l3); + IRQF_NO_THREAD, "l3-app-irq", l3); if (ret) dev_err(l3->dev, "request_irq failed for %d\n", l3->app_irq);

diff --git a/drivers/clk/qcom/gcc-sc7180.c b/drivers/clk/qcom/gcc-sc7180.c index b080739ab0c3..7e80dbd4a3f9 100644 --- a/drivers/clk/qcom/gcc-sc7180.c +++ b/drivers/clk/qcom/gcc-sc7180.c @@ -620,7 +620,7 @@ static struct clk_rcg2 gcc_sdcc1_apps_clk_src = { .name = "gcc_sdcc1_apps_clk_src", .parent_data = gcc_parent_data_1, .num_parents = 5, - .ops = &clk_rcg2_ops, + .ops = &clk_rcg2_floor_ops, }, };

@@ -642,7 +642,7 @@ static struct clk_rcg2 gcc_sdcc1_ice_core_clk_src = { .name = "gcc_sdcc1_ice_core_clk_src", .parent_data = gcc_parent_data_0, .num_parents = 4, - .ops = &clk_rcg2_floor_ops, + .ops = &clk_rcg2_ops, }, };

diff --git a/drivers/cpufreq/cpufreq-dt-platdev.c b/drivers/cpufreq/cpufreq-dt-platdev.c index 3776d960f405..1c192a42f11e 100644 --- a/drivers/cpufreq/cpufreq-dt-platdev.c +++ b/drivers/cpufreq/cpufreq-dt-platdev.c @@ -103,6 +103,8 @@ static const struct of_device_id whitelist[] __initconst = { static const struct of_device_id blacklist[] __initconst = { { .compatible = "allwinner,sun50i-h6", },

+ { .compatible = "arm,vexpress", }, + { .compatible = "calxeda,highbank", }, { .compatible = "calxeda,ecx-2000", },

diff --git a/drivers/gpio/gpiolib-acpi.c b/drivers/gpio/gpiolib-acpi.c index 49a1f8ce4baa..863f059bc498 100644 --- a/drivers/gpio/gpiolib-acpi.c +++ b/drivers/gpio/gpiolib-acpi.c @@ -174,7 +174,7 @@ static void acpi_gpiochip_request_irq(struct acpi_gpio_chip *acpi_gpio, int ret, value;

ret = request_threaded_irq(event->irq, NULL, event->handler, - event->irqflags, "ACPI:Event", event); + event->irqflags | IRQF_ONESHOT, "ACPI:Event", event); if (ret) { dev_err(acpi_gpio->chip->parent, "Failed to setup interrupt handler for %d\n", diff --git a/drivers/gpu/drm/Kconfig b/drivers/gpu/drm/Kconfig index 16f73c102394..ca868271f4c4 100644 --- a/drivers/gpu/drm/Kconfig +++ b/drivers/gpu/drm/Kconfig @@ -239,6 +239,7 @@ source "drivers/gpu/drm/arm/Kconfig" config DRM_RADEON tristate "ATI Radeon" depends on DRM && PCI && MMU + depends on AGP || !AGP select FW_LOADER select DRM_KMS_HELPER select DRM_TTM diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c index 1a880cb48d19..a2425f7ca759 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c @@ -1093,6 +1093,7 @@ static const struct pci_device_id pciidlist[] = { {0x1002, 0x73A3, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_SIENNA_CICHLID}, {0x1002, 0x73AB, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_SIENNA_CICHLID}, {0x1002, 0x73AE, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_SIENNA_CICHLID}, + {0x1002, 0x73AF, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_SIENNA_CICHLID}, {0x1002, 0x73BF, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_SIENNA_CICHLID},

{0, 0, 0} diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_fb.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_fb.c index e2c2eb45a793..1ea8af48ae2f 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_fb.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_fb.c @@ -146,7 +146,7 @@ static int amdgpufb_create_pinned_object(struct amdgpu_fbdev *rfbdev, size = mode_cmd->pitches[0] * height; aligned_size = ALIGN(size, PAGE_SIZE); ret = amdgpu_gem_object_create(adev, aligned_size, 0, domain, flags, - ttm_bo_type_kernel, NULL, &gobj); + ttm_bo_type_device, NULL, &gobj); if (ret) { pr_err("failed to allocate framebuffer (%d)\n", aligned_size); return -ENOMEM; diff --git a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_link_encoder.c b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_link_encoder.c index 15c2ff264ff6..1a347484cf2a 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_link_encoder.c +++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_link_encoder.c @@ -341,8 +341,7 @@ void enc2_hw_init(struct link_encoder *enc) } else { AUX_REG_WRITE(AUX_DPHY_RX_CONTROL0, 0x103d1110);

- AUX_REG_WRITE(AUX_DPHY_TX_CONTROL, 0x21c4d); - + AUX_REG_WRITE(AUX_DPHY_TX_CONTROL, 0x21c7a); }

//AUX_DPHY_TX_REF_CONTROL'AUX_TX_REF_DIV HW default is 0x32; diff --git a/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c b/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c index b5fe2a008bd4..7ed4d7c8734f 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c +++ b/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c @@ -295,7 +295,7 @@ struct _vcs_dpi_soc_bounding_box_st dcn2_1_soc = { .num_banks = 8, .num_chans = 4, .vmm_page_size_bytes = 4096, - .dram_clock_change_latency_us = 11.72, + .dram_clock_change_latency_us = 23.84, .return_bus_width_bytes = 64, .dispclk_dppclk_vco_speed_mhz = 3600, .xfc_bus_transport_time_us = 4, diff --git a/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu7_hwmgr.c b/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu7_hwmgr.c index c5223a9e0d89..b76425164e29 100644 --- a/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu7_hwmgr.c +++ b/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu7_hwmgr.c @@ -524,6 +524,48 @@ static int smu7_force_switch_to_arbf0(struct pp_hwmgr *hwmgr) tmp, MC_CG_ARB_FREQ_F0); }

+static uint16_t smu7_override_pcie_speed(struct pp_hwmgr *hwmgr) +{ + struct amdgpu_device *adev = (struct amdgpu_device *)(hwmgr->adev); + uint16_t pcie_gen = 0; + + if (adev->pm.pcie_gen_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN4 && + adev->pm.pcie_gen_mask & CAIL_ASIC_PCIE_LINK_SPEED_SUPPORT_GEN4) + pcie_gen = 3; + else if (adev->pm.pcie_gen_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN3 && + adev->pm.pcie_gen_mask & CAIL_ASIC_PCIE_LINK_SPEED_SUPPORT_GEN3) + pcie_gen = 2; + else if (adev->pm.pcie_gen_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN2 && + adev->pm.pcie_gen_mask & CAIL_ASIC_PCIE_LINK_SPEED_SUPPORT_GEN2) + pcie_gen = 1; + else if (adev->pm.pcie_gen_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN1 && + adev->pm.pcie_gen_mask & CAIL_ASIC_PCIE_LINK_SPEED_SUPPORT_GEN1) + pcie_gen = 0; + + return pcie_gen; +} + +static uint16_t smu7_override_pcie_width(struct pp_hwmgr *hwmgr) +{ + struct amdgpu_device *adev = (struct amdgpu_device *)(hwmgr->adev); + uint16_t pcie_width = 0; + + if (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X16) + pcie_width = 16; + else if (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X12) + pcie_width = 12; + else if (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X8) + pcie_width = 8; + else if (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X4) + pcie_width = 4; + else if (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X2) + pcie_width = 2; + else if (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X1) + pcie_width = 1; + + return pcie_width; +} + static int smu7_setup_default_pcie_table(struct pp_hwmgr *hwmgr) { struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend); @@ -620,6 +662,11 @@ static int smu7_setup_default_pcie_table(struct pp_hwmgr *hwmgr) PP_Min_PCIEGen), get_pcie_lane_support(data->pcie_lane_cap, PP_Max_PCIELane)); + + if (data->pcie_dpm_key_disabled) + phm_setup_pcie_table_entry(&data->dpm_table.pcie_speed_table, + data->dpm_table.pcie_speed_table.count, + smu7_override_pcie_speed(hwmgr), smu7_override_pcie_width(hwmgr)); } return 0; } @@ -1180,6 +1227,13 @@ static int smu7_start_dpm(struct pp_hwmgr *hwmgr) NULL)), "Failed to enable pcie DPM during DPM Start Function!", return -EINVAL); + } else { + PP_ASSERT_WITH_CODE( + (0 == smum_send_msg_to_smc(hwmgr, + PPSMC_MSG_PCIeDPM_Disable, + NULL)), + "Failed to disble pcie DPM during DPM Start Function!", + return -EINVAL); }

if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, diff --git a/drivers/gpu/drm/amd/pm/powerplay/hwmgr/vega10_hwmgr.c b/drivers/gpu/drm/amd/pm/powerplay/hwmgr/vega10_hwmgr.c index 18e4eb8884c2..ed4eafc744d3 100644 --- a/drivers/gpu/drm/amd/pm/powerplay/hwmgr/vega10_hwmgr.c +++ b/drivers/gpu/drm/amd/pm/powerplay/hwmgr/vega10_hwmgr.c @@ -54,6 +54,9 @@ #include "smuio/smuio_9_0_offset.h" #include "smuio/smuio_9_0_sh_mask.h"

+#define smnPCIE_LC_SPEED_CNTL 0x11140290 +#define smnPCIE_LC_LINK_WIDTH_CNTL 0x11140288 + #define HBM_MEMORY_CHANNEL_WIDTH 128

static const uint32_t channel_number[] = {1, 2, 0, 4, 0, 8, 0, 16, 2}; @@ -443,8 +446,7 @@ static void vega10_init_dpm_defaults(struct pp_hwmgr *hwmgr) if (PP_CAP(PHM_PlatformCaps_VCEDPM)) data->smu_features[GNLD_DPM_VCE].supported = true;

- if (!data->registry_data.pcie_dpm_key_disabled) - data->smu_features[GNLD_DPM_LINK].supported = true; + data->smu_features[GNLD_DPM_LINK].supported = true;

if (!data->registry_data.dcefclk_dpm_key_disabled) data->smu_features[GNLD_DPM_DCEFCLK].supported = true; @@ -1545,6 +1547,13 @@ static int vega10_override_pcie_parameters(struct pp_hwmgr *hwmgr) pp_table->PcieLaneCount[i] = pcie_width; }

+ if (data->registry_data.pcie_dpm_key_disabled) { + for (i = 0; i < NUM_LINK_LEVELS; i++) { + pp_table->PcieGenSpeed[i] = pcie_gen; + pp_table->PcieLaneCount[i] = pcie_width; + } + } + return 0; }

@@ -2967,6 +2976,14 @@ static int vega10_start_dpm(struct pp_hwmgr *hwmgr, uint32_t bitmap) } }

+ if (data->registry_data.pcie_dpm_key_disabled) { + PP_ASSERT_WITH_CODE(!vega10_enable_smc_features(hwmgr, + false, data->smu_features[GNLD_DPM_LINK].smu_feature_bitmap), + "Attempt to Disable Link DPM feature Failed!", return -EINVAL); + data->smu_features[GNLD_DPM_LINK].enabled = false; + data->smu_features[GNLD_DPM_LINK].supported = false; + } + return 0; }

@@ -4583,6 +4600,24 @@ static int vega10_set_ppfeature_status(struct pp_hwmgr *hwmgr, uint64_t new_ppfe return 0; }

+static int vega10_get_current_pcie_link_width_level(struct pp_hwmgr *hwmgr) +{ + struct amdgpu_device *adev = hwmgr->adev; + + return (RREG32_PCIE(smnPCIE_LC_LINK_WIDTH_CNTL) & + PCIE_LC_LINK_WIDTH_CNTL__LC_LINK_WIDTH_RD_MASK) + >> PCIE_LC_LINK_WIDTH_CNTL__LC_LINK_WIDTH_RD__SHIFT; +} + +static int vega10_get_current_pcie_link_speed_level(struct pp_hwmgr *hwmgr) +{ + struct amdgpu_device *adev = hwmgr->adev; + + return (RREG32_PCIE(smnPCIE_LC_SPEED_CNTL) & + PSWUSP0_PCIE_LC_SPEED_CNTL__LC_CURRENT_DATA_RATE_MASK) + >> PSWUSP0_PCIE_LC_SPEED_CNTL__LC_CURRENT_DATA_RATE__SHIFT; +} + static int vega10_print_clock_levels(struct pp_hwmgr *hwmgr, enum pp_clock_type type, char *buf) { @@ -4591,8 +4626,9 @@ static int vega10_print_clock_levels(struct pp_hwmgr *hwmgr, struct vega10_single_dpm_table *mclk_table = &(data->dpm_table.mem_table); struct vega10_single_dpm_table *soc_table = &(data->dpm_table.soc_table); struct vega10_single_dpm_table *dcef_table = &(data->dpm_table.dcef_table); - struct vega10_pcie_table *pcie_table = &(data->dpm_table.pcie_table); struct vega10_odn_clock_voltage_dependency_table *podn_vdd_dep = NULL; + uint32_t gen_speed, lane_width, current_gen_speed, current_lane_width; + PPTable_t *pptable = &(data->smc_state_table.pp_table);

int i, now, size = 0, count = 0;

@@ -4649,15 +4685,31 @@ static int vega10_print_clock_levels(struct pp_hwmgr *hwmgr, "*" : ""); break; case PP_PCIE: - smum_send_msg_to_smc(hwmgr, PPSMC_MSG_GetCurrentLinkIndex, &now); - - for (i = 0; i < pcie_table->count; i++) - size += sprintf(buf + size, "%d: %s %s\n", i, - (pcie_table->pcie_gen[i] == 0) ? "2.5GT/s, x1" : - (pcie_table->pcie_gen[i] == 1) ? "5.0GT/s, x16" : - (pcie_table->pcie_gen[i] == 2) ? "8.0GT/s, x16" : "", - (i == now) ? "*" : ""); + current_gen_speed = + vega10_get_current_pcie_link_speed_level(hwmgr); + current_lane_width = + vega10_get_current_pcie_link_width_level(hwmgr); + for (i = 0; i < NUM_LINK_LEVELS; i++) { + gen_speed = pptable->PcieGenSpeed[i]; + lane_width = pptable->PcieLaneCount[i]; + + size += sprintf(buf + size, "%d: %s %s %s\n", i, + (gen_speed == 0) ? "2.5GT/s," : + (gen_speed == 1) ? "5.0GT/s," : + (gen_speed == 2) ? "8.0GT/s," : + (gen_speed == 3) ? "16.0GT/s," : "", + (lane_width == 1) ? "x1" : + (lane_width == 2) ? "x2" : + (lane_width == 3) ? "x4" : + (lane_width == 4) ? "x8" : + (lane_width == 5) ? "x12" : + (lane_width == 6) ? "x16" : "", + (current_gen_speed == gen_speed) && + (current_lane_width == lane_width) ? + "*" : ""); + } break; + case OD_SCLK: if (hwmgr->od_enabled) { size = sprintf(buf, "%s:\n", "OD_SCLK"); diff --git a/drivers/gpu/drm/amd/pm/powerplay/hwmgr/vega12_hwmgr.c b/drivers/gpu/drm/amd/pm/powerplay/hwmgr/vega12_hwmgr.c index 62076035029a..e68651fb7ca4 100644 --- a/drivers/gpu/drm/amd/pm/powerplay/hwmgr/vega12_hwmgr.c +++ b/drivers/gpu/drm/amd/pm/powerplay/hwmgr/vega12_hwmgr.c @@ -133,6 +133,7 @@ static void vega12_set_default_registry_data(struct pp_hwmgr *hwmgr) data->registry_data.auto_wattman_debug = 0; data->registry_data.auto_wattman_sample_period = 100; data->registry_data.auto_wattman_threshold = 50; + data->registry_data.pcie_dpm_key_disabled = !(hwmgr->feature_mask & PP_PCIE_DPM_MASK); }

static int vega12_set_features_platform_caps(struct pp_hwmgr *hwmgr) @@ -539,6 +540,29 @@ static int vega12_override_pcie_parameters(struct pp_hwmgr *hwmgr) pp_table->PcieLaneCount[i] = pcie_width_arg; }

+ /* override to the highest if it's disabled from ppfeaturmask */ + if (data->registry_data.pcie_dpm_key_disabled) { + for (i = 0; i < NUM_LINK_LEVELS; i++) { + smu_pcie_arg = (i << 16) | (pcie_gen << 8) | pcie_width; + ret = smum_send_msg_to_smc_with_parameter(hwmgr, + PPSMC_MSG_OverridePcieParameters, smu_pcie_arg, + NULL); + PP_ASSERT_WITH_CODE(!ret, + "[OverridePcieParameters] Attempt to override pcie params failed!", + return ret); + + pp_table->PcieGenSpeed[i] = pcie_gen; + pp_table->PcieLaneCount[i] = pcie_width; + } + ret = vega12_enable_smc_features(hwmgr, + false, + data->smu_features[GNLD_DPM_LINK].smu_feature_bitmap); + PP_ASSERT_WITH_CODE(!ret, + "Attempt to Disable DPM LINK Failed!", + return ret); + data->smu_features[GNLD_DPM_LINK].enabled = false; + data->smu_features[GNLD_DPM_LINK].supported = false; + } return 0; }

diff --git a/drivers/gpu/drm/amd/pm/powerplay/hwmgr/vega20_hwmgr.c b/drivers/gpu/drm/amd/pm/powerplay/hwmgr/vega20_hwmgr.c index 251979c059c8..60cde0c52825 100644 --- a/drivers/gpu/drm/amd/pm/powerplay/hwmgr/vega20_hwmgr.c +++ b/drivers/gpu/drm/amd/pm/powerplay/hwmgr/vega20_hwmgr.c @@ -171,6 +171,7 @@ static void vega20_set_default_registry_data(struct pp_hwmgr *hwmgr) data->registry_data.gfxoff_controlled_by_driver = 1; data->gfxoff_allowed = false; data->counter_gfxoff = 0; + data->registry_data.pcie_dpm_key_disabled = !(hwmgr->feature_mask & PP_PCIE_DPM_MASK); }

static int vega20_set_features_platform_caps(struct pp_hwmgr *hwmgr) @@ -885,6 +886,30 @@ static int vega20_override_pcie_parameters(struct pp_hwmgr *hwmgr) pp_table->PcieLaneCount[i] = pcie_width_arg; }

+ /* override to the highest if it's disabled from ppfeaturmask */ + if (data->registry_data.pcie_dpm_key_disabled) { + for (i = 0; i < NUM_LINK_LEVELS; i++) { + smu_pcie_arg = (i << 16) | (pcie_gen << 8) | pcie_width; + ret = smum_send_msg_to_smc_with_parameter(hwmgr, + PPSMC_MSG_OverridePcieParameters, smu_pcie_arg, + NULL); + PP_ASSERT_WITH_CODE(!ret, + "[OverridePcieParameters] Attempt to override pcie params failed!", + return ret); + + pp_table->PcieGenSpeed[i] = pcie_gen; + pp_table->PcieLaneCount[i] = pcie_width; + } + ret = vega20_enable_smc_features(hwmgr, + false, + data->smu_features[GNLD_DPM_LINK].smu_feature_bitmap); + PP_ASSERT_WITH_CODE(!ret, + "Attempt to Disable DPM LINK Failed!", + return ret); + data->smu_features[GNLD_DPM_LINK].enabled = false; + data->smu_features[GNLD_DPM_LINK].supported = false; + } + return 0; }

diff --git a/drivers/gpu/drm/etnaviv/etnaviv_gem.c b/drivers/gpu/drm/etnaviv/etnaviv_gem.c index d1533bdc1335..2b7e85318a76 100644 --- a/drivers/gpu/drm/etnaviv/etnaviv_gem.c +++ b/drivers/gpu/drm/etnaviv/etnaviv_gem.c @@ -675,7 +675,7 @@ static int etnaviv_gem_userptr_get_pages(struct etnaviv_gem_object *etnaviv_obj) struct page **pages = pvec + pinned;

ret = pin_user_pages_fast(ptr, num_pages, - !userptr->ro ? FOLL_WRITE : 0, pages); + FOLL_WRITE | FOLL_FORCE, pages); if (ret < 0) { unpin_user_pages(pvec, pinned); kvfree(pvec); diff --git a/drivers/gpu/drm/i915/gt/intel_ggtt_fencing.c b/drivers/gpu/drm/i915/gt/intel_ggtt_fencing.c index 7fb36b12fe7a..6614f6736486 100644 --- a/drivers/gpu/drm/i915/gt/intel_ggtt_fencing.c +++ b/drivers/gpu/drm/i915/gt/intel_ggtt_fencing.c @@ -316,7 +316,18 @@ void i915_vma_revoke_fence(struct i915_vma *vma) WRITE_ONCE(fence->vma, NULL); vma->fence = NULL;

- with_intel_runtime_pm_if_in_use(fence_to_uncore(fence)->rpm, wakeref) + /* + * Skip the write to HW if and only if the device is currently + * suspended. + * + * If the driver does not currently hold a wakeref (if_in_use == 0), + * the device may currently be runtime suspended, or it may be woken + * up before the suspend takes place. If the device is not suspended + * (powered down) and we skip clearing the fence register, the HW is + * left in an undefined state where we may end up with multiple + * registers overlapping. + */ + with_intel_runtime_pm_if_active(fence_to_uncore(fence)->rpm, wakeref) fence_write(fence); }

diff --git a/drivers/gpu/drm/i915/intel_runtime_pm.c b/drivers/gpu/drm/i915/intel_runtime_pm.c index 153ca9e65382..8b725efb2254 100644 --- a/drivers/gpu/drm/i915/intel_runtime_pm.c +++ b/drivers/gpu/drm/i915/intel_runtime_pm.c @@ -412,12 +412,20 @@ intel_wakeref_t intel_runtime_pm_get(struct intel_runtime_pm *rpm) }

/** - * intel_runtime_pm_get_if_in_use - grab a runtime pm reference if device in use + * __intel_runtime_pm_get_if_active - grab a runtime pm reference if device is active * @rpm: the intel_runtime_pm structure + * @ignore_usecount: get a ref even if dev->power.usage_count is 0 * * This function grabs a device-level runtime pm reference if the device is - * already in use and ensures that it is powered up. It is illegal to try - * and access the HW should intel_runtime_pm_get_if_in_use() report failure. + * already active and ensures that it is powered up. It is illegal to try + * and access the HW should intel_runtime_pm_get_if_active() report failure. + * + * If @ignore_usecount=true, a reference will be acquired even if there is no + * user requiring the device to be powered up (dev->power.usage_count == 0). + * If the function returns false in this case then it's guaranteed that the + * device's runtime suspend hook has been called already or that it will be + * called (and hence it's also guaranteed that the device's runtime resume + * hook will be called eventually). * * Any runtime pm reference obtained by this function must have a symmetric * call to intel_runtime_pm_put() to release the reference again. @@ -425,7 +433,8 @@ intel_wakeref_t intel_runtime_pm_get(struct intel_runtime_pm *rpm) * Returns: the wakeref cookie to pass to intel_runtime_pm_put(), evaluates * as True if the wakeref was acquired, or False otherwise. */ -intel_wakeref_t intel_runtime_pm_get_if_in_use(struct intel_runtime_pm *rpm) +static intel_wakeref_t __intel_runtime_pm_get_if_active(struct intel_runtime_pm *rpm, + bool ignore_usecount) { if (IS_ENABLED(CONFIG_PM)) { /* @@ -434,7 +443,7 @@ intel_wakeref_t intel_runtime_pm_get_if_in_use(struct intel_runtime_pm *rpm) * function, since the power state is undefined. This applies * atm to the late/early system suspend/resume handlers. */ - if (pm_runtime_get_if_in_use(rpm->kdev) <= 0) + if (pm_runtime_get_if_active(rpm->kdev, ignore_usecount) <= 0) return 0; }

@@ -443,6 +452,16 @@ intel_wakeref_t intel_runtime_pm_get_if_in_use(struct intel_runtime_pm *rpm) return track_intel_runtime_pm_wakeref(rpm); }

+intel_wakeref_t intel_runtime_pm_get_if_in_use(struct intel_runtime_pm *rpm) +{ + return __intel_runtime_pm_get_if_active(rpm, false); +} + +intel_wakeref_t intel_runtime_pm_get_if_active(struct intel_runtime_pm *rpm) +{ + return __intel_runtime_pm_get_if_active(rpm, true); +} + /** * intel_runtime_pm_get_noresume - grab a runtime pm reference * @rpm: the intel_runtime_pm structure diff --git a/drivers/gpu/drm/i915/intel_runtime_pm.h b/drivers/gpu/drm/i915/intel_runtime_pm.h index ae64ff14c642..1e4ddd11c12b 100644 --- a/drivers/gpu/drm/i915/intel_runtime_pm.h +++ b/drivers/gpu/drm/i915/intel_runtime_pm.h @@ -177,6 +177,7 @@ void intel_runtime_pm_driver_release(struct intel_runtime_pm *rpm);

intel_wakeref_t intel_runtime_pm_get(struct intel_runtime_pm *rpm); intel_wakeref_t intel_runtime_pm_get_if_in_use(struct intel_runtime_pm *rpm); +intel_wakeref_t intel_runtime_pm_get_if_active(struct intel_runtime_pm *rpm); intel_wakeref_t intel_runtime_pm_get_noresume(struct intel_runtime_pm *rpm); intel_wakeref_t intel_runtime_pm_get_raw(struct intel_runtime_pm *rpm);

@@ -188,6 +189,10 @@ intel_wakeref_t intel_runtime_pm_get_raw(struct intel_runtime_pm *rpm); for ((wf) = intel_runtime_pm_get_if_in_use(rpm); (wf); \ intel_runtime_pm_put((rpm), (wf)), (wf) = 0)

+#define with_intel_runtime_pm_if_active(rpm, wf) \ + for ((wf) = intel_runtime_pm_get_if_active(rpm); (wf); \ + intel_runtime_pm_put((rpm), (wf)), (wf) = 0) + void intel_runtime_pm_put_unchecked(struct intel_runtime_pm *rpm); #if IS_ENABLED(CONFIG_DRM_I915_DEBUG_RUNTIME_PM) void intel_runtime_pm_put(struct intel_runtime_pm *rpm, intel_wakeref_t wref); diff --git a/drivers/gpu/drm/msm/dsi/pll/dsi_pll.c b/drivers/gpu/drm/msm/dsi/pll/dsi_pll.c index a45fe95aff49..3dc65877fa10 100644 --- a/drivers/gpu/drm/msm/dsi/pll/dsi_pll.c +++ b/drivers/gpu/drm/msm/dsi/pll/dsi_pll.c @@ -163,7 +163,7 @@ struct msm_dsi_pll *msm_dsi_pll_init(struct platform_device *pdev, break; case MSM_DSI_PHY_7NM: case MSM_DSI_PHY_7NM_V4_1: - pll = msm_dsi_pll_7nm_init(pdev, id); + pll = msm_dsi_pll_7nm_init(pdev, type, id); break; default: pll = ERR_PTR(-ENXIO); diff --git a/drivers/gpu/drm/msm/dsi/pll/dsi_pll.h b/drivers/gpu/drm/msm/dsi/pll/dsi_pll.h index 3405982a092c..bbecb1de5678 100644 --- a/drivers/gpu/drm/msm/dsi/pll/dsi_pll.h +++ b/drivers/gpu/drm/msm/dsi/pll/dsi_pll.h @@ -117,10 +117,12 @@ msm_dsi_pll_10nm_init(struct platform_device *pdev, int id) } #endif #ifdef CONFIG_DRM_MSM_DSI_7NM_PHY -struct msm_dsi_pll *msm_dsi_pll_7nm_init(struct platform_device *pdev, int id); +struct msm_dsi_pll *msm_dsi_pll_7nm_init(struct platform_device *pdev, + enum msm_dsi_phy_type type, int id); #else static inline struct msm_dsi_pll * -msm_dsi_pll_7nm_init(struct platform_device *pdev, int id) +msm_dsi_pll_7nm_init(struct platform_device *pdev, + enum msm_dsi_phy_type type, int id) { return ERR_PTR(-ENODEV); } diff --git a/drivers/gpu/drm/msm/dsi/pll/dsi_pll_7nm.c b/drivers/gpu/drm/msm/dsi/pll/dsi_pll_7nm.c index 93bf142e4a4e..c1f6708367ae 100644 --- a/drivers/gpu/drm/msm/dsi/pll/dsi_pll_7nm.c +++ b/drivers/gpu/drm/msm/dsi/pll/dsi_pll_7nm.c @@ -852,7 +852,8 @@ static int pll_7nm_register(struct dsi_pll_7nm *pll_7nm) return ret; }

-struct msm_dsi_pll *msm_dsi_pll_7nm_init(struct platform_device *pdev, int id) +struct msm_dsi_pll *msm_dsi_pll_7nm_init(struct platform_device *pdev, + enum msm_dsi_phy_type type, int id) { struct dsi_pll_7nm *pll_7nm; struct msm_dsi_pll *pll; @@ -885,7 +886,7 @@ struct msm_dsi_pll *msm_dsi_pll_7nm_init(struct platform_device *pdev, int id) pll = &pll_7nm->base; pll->min_rate = 1000000000UL; pll->max_rate = 3500000000UL; - if (pll->type == MSM_DSI_PHY_7NM_V4_1) { + if (type == MSM_DSI_PHY_7NM_V4_1) { pll->min_rate = 600000000UL; pll->max_rate = (unsigned long)5000000000ULL; /* workaround for max rate overflowing on 32-bit builds: */ diff --git a/drivers/gpu/drm/msm/msm_drv.c b/drivers/gpu/drm/msm/msm_drv.c index 3d0adfa6736a..b38ebccad42f 100644 --- a/drivers/gpu/drm/msm/msm_drv.c +++ b/drivers/gpu/drm/msm/msm_drv.c @@ -1079,6 +1079,10 @@ static int __maybe_unused msm_pm_resume(struct device *dev) static int __maybe_unused msm_pm_prepare(struct device *dev) { struct drm_device *ddev = dev_get_drvdata(dev); + struct msm_drm_private *priv = ddev ? ddev->dev_private : NULL; + + if (!priv || !priv->kms) + return 0;

return drm_mode_config_helper_suspend(ddev); } @@ -1086,6 +1090,10 @@ static int __maybe_unused msm_pm_prepare(struct device *dev) static void __maybe_unused msm_pm_complete(struct device *dev) { struct drm_device *ddev = dev_get_drvdata(dev); + struct msm_drm_private *priv = ddev ? ddev->dev_private : NULL; + + if (!priv || !priv->kms) + return;

drm_mode_config_helper_resume(ddev); } @@ -1318,6 +1326,10 @@ static int msm_pdev_remove(struct platform_device *pdev) static void msm_pdev_shutdown(struct platform_device *pdev) { struct drm_device *drm = platform_get_drvdata(pdev); + struct msm_drm_private *priv = drm ? drm->dev_private : NULL; + + if (!priv || !priv->kms) + return;

drm_atomic_helper_shutdown(drm); } diff --git a/drivers/infiniband/hw/cxgb4/cm.c b/drivers/infiniband/hw/cxgb4/cm.c index 8769e7aa097f..81903749d241 100644 --- a/drivers/infiniband/hw/cxgb4/cm.c +++ b/drivers/infiniband/hw/cxgb4/cm.c @@ -3610,13 +3610,13 @@ int c4iw_destroy_listen(struct iw_cm_id *cm_id) ep->com.local_addr.ss_family == AF_INET) { err = cxgb4_remove_server_filter( ep->com.dev->rdev.lldi.ports[0], ep->stid, - ep->com.dev->rdev.lldi.rxq_ids[0], 0); + ep->com.dev->rdev.lldi.rxq_ids[0], false); } else { struct sockaddr_in6 *sin6; c4iw_init_wr_wait(ep->com.wr_waitp); err = cxgb4_remove_server( ep->com.dev->rdev.lldi.ports[0], ep->stid, - ep->com.dev->rdev.lldi.rxq_ids[0], 0); + ep->com.dev->rdev.lldi.rxq_ids[0], true); if (err) goto done; err = c4iw_wait_for_reply(&ep->com.dev->rdev, ep->com.wr_waitp, diff --git a/drivers/irqchip/irq-ingenic-tcu.c b/drivers/irqchip/irq-ingenic-tcu.c index 7a7222d4c19c..b938d1d04d96 100644 --- a/drivers/irqchip/irq-ingenic-tcu.c +++ b/drivers/irqchip/irq-ingenic-tcu.c @@ -179,5 +179,6 @@ static int __init ingenic_tcu_irq_init(struct device_node *np, } IRQCHIP_DECLARE(jz4740_tcu_irq, "ingenic,jz4740-tcu", ingenic_tcu_irq_init); IRQCHIP_DECLARE(jz4725b_tcu_irq, "ingenic,jz4725b-tcu", ingenic_tcu_irq_init); +IRQCHIP_DECLARE(jz4760_tcu_irq, "ingenic,jz4760-tcu", ingenic_tcu_irq_init); IRQCHIP_DECLARE(jz4770_tcu_irq, "ingenic,jz4770-tcu", ingenic_tcu_irq_init); IRQCHIP_DECLARE(x1000_tcu_irq, "ingenic,x1000-tcu", ingenic_tcu_irq_init); diff --git a/drivers/irqchip/irq-ingenic.c b/drivers/irqchip/irq-ingenic.c index b61a8901ef72..ea36bb00be80 100644 --- a/drivers/irqchip/irq-ingenic.c +++ b/drivers/irqchip/irq-ingenic.c @@ -155,6 +155,7 @@ static int __init intc_2chip_of_init(struct device_node *node, { return ingenic_intc_of_init(node, 2); } +IRQCHIP_DECLARE(jz4760_intc, "ingenic,jz4760-intc", intc_2chip_of_init); IRQCHIP_DECLARE(jz4770_intc, "ingenic,jz4770-intc", intc_2chip_of_init); IRQCHIP_DECLARE(jz4775_intc, "ingenic,jz4775-intc", intc_2chip_of_init); IRQCHIP_DECLARE(jz4780_intc, "ingenic,jz4780-intc", intc_2chip_of_init); diff --git a/drivers/md/dm-ioctl.c b/drivers/md/dm-ioctl.c index 5e306bba4375..1ca65b434f1f 100644 --- a/drivers/md/dm-ioctl.c +++ b/drivers/md/dm-ioctl.c @@ -529,7 +529,7 @@ static int list_devices(struct file *filp, struct dm_ioctl *param, size_t param_ * Grab our output buffer. */ nl = orig_nl = get_result_buffer(param, param_size, &len); - if (len < needed) { + if (len < needed || len < sizeof(nl->dev)) { param->flags |= DM_BUFFER_FULL_FLAG; goto out; } diff --git a/drivers/md/dm-table.c b/drivers/md/dm-table.c index 9b824c21580a..5c590895c14c 100644 --- a/drivers/md/dm-table.c +++ b/drivers/md/dm-table.c @@ -1387,6 +1387,13 @@ static int device_not_zoned_model(struct dm_target *ti, struct dm_dev *dev, return !q || blk_queue_zoned_model(q) != *zoned_model; }

+/* + * Check the device zoned model based on the target feature flag. If the target + * has the DM_TARGET_ZONED_HM feature flag set, host-managed zoned devices are + * also accepted but all devices must have the same zoned model. If the target + * has the DM_TARGET_MIXED_ZONED_MODEL feature set, the devices can have any + * zoned model with all zoned devices having the same zone size. + */ static bool dm_table_supports_zoned_model(struct dm_table *t, enum blk_zoned_model zoned_model) { @@ -1396,13 +1403,15 @@ static bool dm_table_supports_zoned_model(struct dm_table *t, for (i = 0; i < dm_table_get_num_targets(t); i++) { ti = dm_table_get_target(t, i);

- if (zoned_model == BLK_ZONED_HM && - !dm_target_supports_zoned_hm(ti->type)) - return false; - - if (!ti->type->iterate_devices || - ti->type->iterate_devices(ti, device_not_zoned_model, &zoned_model)) - return false; + if (dm_target_supports_zoned_hm(ti->type)) { + if (!ti->type->iterate_devices || + ti->type->iterate_devices(ti, device_not_zoned_model, + &zoned_model)) + return false; + } else if (!dm_target_supports_mixed_zoned_model(ti->type)) { + if (zoned_model == BLK_ZONED_HM) + return false; + } }

return true; @@ -1414,9 +1423,17 @@ static int device_not_matches_zone_sectors(struct dm_target *ti, struct dm_dev * struct request_queue *q = bdev_get_queue(dev->bdev); unsigned int *zone_sectors = data;

+ if (!blk_queue_is_zoned(q)) + return 0; + return !q || blk_queue_zone_sectors(q) != *zone_sectors; }

+/* + * Check consistency of zoned model and zone sectors across all targets. For + * zone sectors, if the destination device is a zoned block device, it shall + * have the specified zone_sectors. + */ static int validate_hardware_zoned_model(struct dm_table *table, enum blk_zoned_model zoned_model, unsigned int zone_sectors) @@ -1435,7 +1452,7 @@ static int validate_hardware_zoned_model(struct dm_table *table, return -EINVAL;

if (dm_table_any_dev_attr(table, device_not_matches_zone_sectors, &zone_sectors)) { - DMERR("%s: zone sectors is not consistent across all devices", + DMERR("%s: zone sectors is not consistent across all zoned devices", dm_device_name(table->md)); return -EINVAL; } diff --git a/drivers/md/dm-verity-target.c b/drivers/md/dm-verity-target.c index 6b8e5bdd8526..808a98ef624c 100644 --- a/drivers/md/dm-verity-target.c +++ b/drivers/md/dm-verity-target.c @@ -34,7 +34,7 @@ #define DM_VERITY_OPT_IGN_ZEROES "ignore_zero_blocks" #define DM_VERITY_OPT_AT_MOST_ONCE "check_at_most_once"

-#define DM_VERITY_OPTS_MAX (2 + DM_VERITY_OPTS_FEC + \ +#define DM_VERITY_OPTS_MAX (3 + DM_VERITY_OPTS_FEC + \ DM_VERITY_ROOT_HASH_VERIFICATION_OPTS)

static unsigned dm_verity_prefetch_cluster = DM_VERITY_DEFAULT_PREFETCH_SIZE; diff --git a/drivers/md/dm-zoned-target.c b/drivers/md/dm-zoned-target.c index 697f9de37355..7e88df64d197 100644 --- a/drivers/md/dm-zoned-target.c +++ b/drivers/md/dm-zoned-target.c @@ -1143,7 +1143,7 @@ static int dmz_message(struct dm_target *ti, unsigned int argc, char **argv, static struct target_type dmz_type = { .name = "zoned", .version = {2, 0, 0}, - .features = DM_TARGET_SINGLETON | DM_TARGET_ZONED_HM, + .features = DM_TARGET_SINGLETON | DM_TARGET_MIXED_ZONED_MODEL, .module = THIS_MODULE, .ctr = dmz_ctr, .dtr = dmz_dtr, diff --git a/drivers/misc/habanalabs/common/device.c b/drivers/misc/habanalabs/common/device.c index 71b3a4d5adc6..7b0bf470795c 100644 --- a/drivers/misc/habanalabs/common/device.c +++ b/drivers/misc/habanalabs/common/device.c @@ -106,6 +106,8 @@ static int hl_device_release_ctrl(struct inode *inode, struct file *filp) list_del(&hpriv->dev_node); mutex_unlock(&hdev->fpriv_list_lock);

+ put_pid(hpriv->taskpid); + kfree(hpriv);

return 0; diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c index 6d5a39af1097..47afc5938c26 100644 --- a/drivers/net/bonding/bond_main.c +++ b/drivers/net/bonding/bond_main.c @@ -3918,15 +3918,11 @@ static int bond_neigh_init(struct neighbour *n)

rcu_read_lock(); slave = bond_first_slave_rcu(bond); - if (!slave) { - ret = -EINVAL; + if (!slave) goto out; - } slave_ops = slave->dev->netdev_ops; - if (!slave_ops->ndo_neigh_setup) { - ret = -EINVAL; + if (!slave_ops->ndo_neigh_setup) goto out; - }

/* TODO: find another way [1] to implement this. * Passing a zeroed structure is fragile, diff --git a/drivers/net/can/c_can/c_can.c b/drivers/net/can/c_can/c_can.c index 1a9e9b9a4bf6..6c75e5897620 100644 --- a/drivers/net/can/c_can/c_can.c +++ b/drivers/net/can/c_can/c_can.c @@ -212,18 +212,6 @@ static const struct can_bittiming_const c_can_bittiming_const = { .brp_inc = 1, };

-static inline void c_can_pm_runtime_enable(const struct c_can_priv *priv) -{ - if (priv->device) - pm_runtime_enable(priv->device); -} - -static inline void c_can_pm_runtime_disable(const struct c_can_priv *priv) -{ - if (priv->device) - pm_runtime_disable(priv->device); -} - static inline void c_can_pm_runtime_get_sync(const struct c_can_priv *priv) { if (priv->device) @@ -1335,7 +1323,6 @@ static const struct net_device_ops c_can_netdev_ops = {

int register_c_can_dev(struct net_device *dev) { - struct c_can_priv *priv = netdev_priv(dev); int err;

/* Deactivate pins to prevent DRA7 DCAN IP from being @@ -1345,28 +1332,19 @@ int register_c_can_dev(struct net_device *dev) */ pinctrl_pm_select_sleep_state(dev->dev.parent);

- c_can_pm_runtime_enable(priv); - dev->flags |= IFF_ECHO; /* we support local echo */ dev->netdev_ops = &c_can_netdev_ops;

err = register_candev(dev); - if (err) - c_can_pm_runtime_disable(priv); - else + if (!err) devm_can_led_init(dev); - return err; } EXPORT_SYMBOL_GPL(register_c_can_dev);

void unregister_c_can_dev(struct net_device *dev) { - struct c_can_priv *priv = netdev_priv(dev); - unregister_candev(dev); - - c_can_pm_runtime_disable(priv); } EXPORT_SYMBOL_GPL(unregister_c_can_dev);

diff --git a/drivers/net/can/c_can/c_can_pci.c b/drivers/net/can/c_can/c_can_pci.c index 406b4847e5dc..7efb60b50876 100644 --- a/drivers/net/can/c_can/c_can_pci.c +++ b/drivers/net/can/c_can/c_can_pci.c @@ -239,12 +239,13 @@ static void c_can_pci_remove(struct pci_dev *pdev) { struct net_device *dev = pci_get_drvdata(pdev); struct c_can_priv *priv = netdev_priv(dev); + void __iomem *addr = priv->base;

unregister_c_can_dev(dev);

free_c_can_dev(dev);

- pci_iounmap(pdev, priv->base); + pci_iounmap(pdev, addr); pci_disable_msi(pdev); pci_clear_master(pdev); pci_release_regions(pdev); diff --git a/drivers/net/can/c_can/c_can_platform.c b/drivers/net/can/c_can/c_can_platform.c index 05f425ceb53a..47b251b1607c 100644 --- a/drivers/net/can/c_can/c_can_platform.c +++ b/drivers/net/can/c_can/c_can_platform.c @@ -29,6 +29,7 @@ #include <linux/list.h> #include <linux/io.h> #include <linux/platform_device.h> +#include <linux/pm_runtime.h> #include <linux/clk.h> #include <linux/of.h> #include <linux/of_device.h> @@ -386,6 +387,7 @@ static int c_can_plat_probe(struct platform_device *pdev) platform_set_drvdata(pdev, dev); SET_NETDEV_DEV(dev, &pdev->dev);

+ pm_runtime_enable(priv->device); ret = register_c_can_dev(dev); if (ret) { dev_err(&pdev->dev, "registering %s failed (err=%d)\n", @@ -398,6 +400,7 @@ static int c_can_plat_probe(struct platform_device *pdev) return 0;

exit_free_device: + pm_runtime_disable(priv->device); free_c_can_dev(dev); exit: dev_err(&pdev->dev, "probe failed\n"); @@ -408,9 +411,10 @@ static int c_can_plat_probe(struct platform_device *pdev) static int c_can_plat_remove(struct platform_device *pdev) { struct net_device *dev = platform_get_drvdata(pdev); + struct c_can_priv *priv = netdev_priv(dev);

unregister_c_can_dev(dev); - + pm_runtime_disable(priv->device); free_c_can_dev(dev);

return 0; diff --git a/drivers/net/can/dev.c b/drivers/net/can/dev.c index 24cd3c1027ec..dc9b4aae3abb 100644 --- a/drivers/net/can/dev.c +++ b/drivers/net/can/dev.c @@ -1255,6 +1255,7 @@ static void can_dellink(struct net_device *dev, struct list_head *head)

static struct rtnl_link_ops can_link_ops __read_mostly = { .kind = "can", + .netns_refund = true, .maxtype = IFLA_CAN_MAX, .policy = can_policy, .setup = can_setup, diff --git a/drivers/net/can/flexcan.c b/drivers/net/can/flexcan.c index d712c6fdbc87..7cbaac238ff6 100644 --- a/drivers/net/can/flexcan.c +++ b/drivers/net/can/flexcan.c @@ -658,9 +658,15 @@ static int flexcan_chip_disable(struct flexcan_priv *priv) static int flexcan_chip_freeze(struct flexcan_priv *priv) { struct flexcan_regs __iomem *regs = priv->regs; - unsigned int timeout = 1000 * 1000 * 10 / priv->can.bittiming.bitrate; + unsigned int timeout; + u32 bitrate = priv->can.bittiming.bitrate; u32 reg;

+ if (bitrate) + timeout = 1000 * 1000 * 10 / bitrate; + else + timeout = FLEXCAN_TIMEOUT_US / 10; + reg = priv->read(&regs->mcr); reg |= FLEXCAN_MCR_FRZ | FLEXCAN_MCR_HALT; priv->write(reg, &regs->mcr); diff --git a/drivers/net/can/kvaser_pciefd.c b/drivers/net/can/kvaser_pciefd.c index 43151dd6cb1c..99323c273aa5 100644 --- a/drivers/net/can/kvaser_pciefd.c +++ b/drivers/net/can/kvaser_pciefd.c @@ -57,6 +57,7 @@ MODULE_DESCRIPTION("CAN driver for Kvaser CAN/PCIe devices"); #define KVASER_PCIEFD_KCAN_STAT_REG 0x418 #define KVASER_PCIEFD_KCAN_MODE_REG 0x41c #define KVASER_PCIEFD_KCAN_BTRN_REG 0x420 +#define KVASER_PCIEFD_KCAN_BUS_LOAD_REG 0x424 #define KVASER_PCIEFD_KCAN_BTRD_REG 0x428 #define KVASER_PCIEFD_KCAN_PWM_REG 0x430 /* Loopback control register */ @@ -949,6 +950,9 @@ static int kvaser_pciefd_setup_can_ctrls(struct kvaser_pciefd *pcie) timer_setup(&can->bec_poll_timer, kvaser_pciefd_bec_poll_timer, 0);

+ /* Disable Bus load reporting */ + iowrite32(0, can->reg_base + KVASER_PCIEFD_KCAN_BUS_LOAD_REG); + tx_npackets = ioread32(can->reg_base + KVASER_PCIEFD_KCAN_TX_NPACKETS_REG); if (((tx_npackets >> KVASER_PCIEFD_KCAN_TX_NPACKETS_MAX_SHIFT) & diff --git a/drivers/net/can/m_can/m_can.c b/drivers/net/can/m_can/m_can.c index 3c1e37975168..6f0bf5db885c 100644 --- a/drivers/net/can/m_can/m_can.c +++ b/drivers/net/can/m_can/m_can.c @@ -502,9 +502,6 @@ static int m_can_do_rx_poll(struct net_device *dev, int quota) }

while ((rxfs & RXFS_FFL_MASK) && (quota > 0)) { - if (rxfs & RXFS_RFL) - netdev_warn(dev, "Rx FIFO 0 Message Lost\n"); - m_can_read_fifo(dev, rxfs);

quota--; @@ -885,7 +882,7 @@ static int m_can_rx_peripheral(struct net_device *dev) { struct m_can_classdev *cdev = netdev_priv(dev);

- m_can_rx_handler(dev, 1); + m_can_rx_handler(dev, M_CAN_NAPI_WEIGHT);

m_can_enable_all_interrupts(cdev);

diff --git a/drivers/net/dsa/b53/b53_common.c b/drivers/net/dsa/b53/b53_common.c index f504b6858ed2..52100d4fe5a2 100644 --- a/drivers/net/dsa/b53/b53_common.c +++ b/drivers/net/dsa/b53/b53_common.c @@ -1070,13 +1070,6 @@ static int b53_setup(struct dsa_switch *ds) b53_disable_port(ds, port); }

- /* Let DSA handle the case were multiple bridges span the same switch - * device and different VLAN awareness settings are requested, which - * would be breaking filtering semantics for any of the other bridge - * devices. (not hardware supported) - */ - ds->vlan_filtering_is_global = true; - return b53_setup_devlink_resources(ds); }

@@ -2627,6 +2620,13 @@ struct b53_device *b53_switch_alloc(struct device *base, ds->configure_vlan_while_not_filtering = true; ds->untag_bridge_pvid = true; dev->vlan_enabled = ds->configure_vlan_while_not_filtering; + /* Let DSA handle the case were multiple bridges span the same switch + * device and different VLAN awareness settings are requested, which + * would be breaking filtering semantics for any of the other bridge + * devices. (not hardware supported) + */ + ds->vlan_filtering_is_global = true; + mutex_init(&dev->reg_mutex); mutex_init(&dev->stats_mutex);

diff --git a/drivers/net/dsa/bcm_sf2.c b/drivers/net/dsa/bcm_sf2.c index edb0a1027b38..510324916e91 100644 --- a/drivers/net/dsa/bcm_sf2.c +++ b/drivers/net/dsa/bcm_sf2.c @@ -584,8 +584,10 @@ static u32 bcm_sf2_sw_get_phy_flags(struct dsa_switch *ds, int port) * in bits 15:8 and the patch level in bits 7:0 which is exactly what * the REG_PHY_REVISION register layout is. */ - - return priv->hw_params.gphy_rev; + if (priv->int_phy_mask & BIT(port)) + return priv->hw_params.gphy_rev; + else + return 0; }

static void bcm_sf2_sw_validate(struct dsa_switch *ds, int port, diff --git a/drivers/net/ethernet/chelsio/inline_crypto/ch_ktls/chcr_ktls.c b/drivers/net/ethernet/chelsio/inline_crypto/ch_ktls/chcr_ktls.c index 1b7e8c91b541..423d6d78d15c 100644 --- a/drivers/net/ethernet/chelsio/inline_crypto/ch_ktls/chcr_ktls.c +++ b/drivers/net/ethernet/chelsio/inline_crypto/ch_ktls/chcr_ktls.c @@ -727,7 +727,7 @@ static int chcr_ktls_cpl_set_tcb_rpl(struct adapter *adap, unsigned char *input) kvfree(tx_info); return 0; } - tx_info->open_state = false; + tx_info->open_state = CH_KTLS_OPEN_SUCCESS; spin_unlock(&tx_info->lock);

complete(&tx_info->completion); diff --git a/drivers/net/ethernet/davicom/dm9000.c b/drivers/net/ethernet/davicom/dm9000.c index ba7f857d1710..ae09cac87602 100644 --- a/drivers/net/ethernet/davicom/dm9000.c +++ b/drivers/net/ethernet/davicom/dm9000.c @@ -1510,7 +1510,7 @@ dm9000_probe(struct platform_device *pdev) goto out; }

- db->irq_wake = platform_get_irq(pdev, 1); + db->irq_wake = platform_get_irq_optional(pdev, 1); if (db->irq_wake >= 0) { dev_dbg(db->dev, "wakeup irq %d\n", db->irq_wake);

diff --git a/drivers/net/ethernet/faraday/ftgmac100.c b/drivers/net/ethernet/faraday/ftgmac100.c index 80fb1f537bb3..c9c380c50879 100644 --- a/drivers/net/ethernet/faraday/ftgmac100.c +++ b/drivers/net/ethernet/faraday/ftgmac100.c @@ -1308,6 +1308,7 @@ static int ftgmac100_poll(struct napi_struct *napi, int budget) */ if (unlikely(priv->need_mac_restart)) { ftgmac100_start_hw(priv); + priv->need_mac_restart = false;

/* Re-enable "bad" interrupts */ iowrite32(FTGMAC100_INT_BAD, diff --git a/drivers/net/ethernet/freescale/enetc/enetc_hw.h b/drivers/net/ethernet/freescale/enetc/enetc_hw.h index 21a6ce415cb2..2b90a345507b 100644 --- a/drivers/net/ethernet/freescale/enetc/enetc_hw.h +++ b/drivers/net/ethernet/freescale/enetc/enetc_hw.h @@ -234,6 +234,8 @@ enum enetc_bdr_type {TX, RX}; #define ENETC_PM0_MAXFRM 0x8014 #define ENETC_SET_TX_MTU(val) ((val) << 16) #define ENETC_SET_MAXFRM(val) ((val) & 0xffff) +#define ENETC_PM0_RX_FIFO 0x801c +#define ENETC_PM0_RX_FIFO_VAL 1

#define ENETC_PM_IMDIO_BASE 0x8030

diff --git a/drivers/net/ethernet/freescale/enetc/enetc_pf.c b/drivers/net/ethernet/freescale/enetc/enetc_pf.c index 83187cd59fdd..68133563a40c 100644 --- a/drivers/net/ethernet/freescale/enetc/enetc_pf.c +++ b/drivers/net/ethernet/freescale/enetc/enetc_pf.c @@ -490,6 +490,12 @@ static void enetc_configure_port_mac(struct enetc_hw *hw)

enetc_port_wr(hw, ENETC_PM1_CMD_CFG, ENETC_PM0_CMD_PHY_TX_EN | ENETC_PM0_CMD_TXP | ENETC_PM0_PROMISC); + + /* On LS1028A, the MAC RX FIFO defaults to 2, which is too high + * and may lead to RX lock-up under traffic. Set it to 1 instead, + * as recommended by the hardware team. + */ + enetc_port_wr(hw, ENETC_PM0_RX_FIFO, ENETC_PM0_RX_FIFO_VAL); }

static void enetc_mac_config(struct enetc_hw *hw, phy_interface_t phy_mode) diff --git a/drivers/net/ethernet/freescale/fec_ptp.c b/drivers/net/ethernet/freescale/fec_ptp.c index 2e344aada4c6..1753807cbf97 100644 --- a/drivers/net/ethernet/freescale/fec_ptp.c +++ b/drivers/net/ethernet/freescale/fec_ptp.c @@ -377,9 +377,16 @@ static int fec_ptp_gettime(struct ptp_clock_info *ptp, struct timespec64 *ts) u64 ns; unsigned long flags;

+ mutex_lock(&adapter->ptp_clk_mutex); + /* Check the ptp clock */ + if (!adapter->ptp_clk_on) { + mutex_unlock(&adapter->ptp_clk_mutex); + return -EINVAL; + } spin_lock_irqsave(&adapter->tmreg_lock, flags); ns = timecounter_read(&adapter->tc); spin_unlock_irqrestore(&adapter->tmreg_lock, flags); + mutex_unlock(&adapter->ptp_clk_mutex);

*ts = ns_to_timespec64(ns);

diff --git a/drivers/net/ethernet/freescale/gianfar.c b/drivers/net/ethernet/freescale/gianfar.c index d391a45cebb6..4fab2ee5bbf5 100644 --- a/drivers/net/ethernet/freescale/gianfar.c +++ b/drivers/net/ethernet/freescale/gianfar.c @@ -2391,6 +2391,10 @@ static bool gfar_add_rx_frag(struct gfar_rx_buff *rxb, u32 lstatus, if (lstatus & BD_LFLAG(RXBD_LAST)) size -= skb->len;

+ WARN(size < 0, "gianfar: rx fragment size underflow"); + if (size < 0) + return false; + skb_add_rx_frag(skb, skb_shinfo(skb)->nr_frags, page, rxb->page_offset + RXBUF_ALIGNMENT, size, GFAR_RXB_TRUESIZE); @@ -2553,6 +2557,17 @@ static int gfar_clean_rx_ring(struct gfar_priv_rx_q *rx_queue, if (lstatus & BD_LFLAG(RXBD_EMPTY)) break;

+ /* lost RXBD_LAST descriptor due to overrun */ + if (skb && + (lstatus & BD_LFLAG(RXBD_FIRST))) { + /* discard faulty buffer */ + dev_kfree_skb(skb); + skb = NULL; + rx_queue->stats.rx_dropped++; + + /* can continue normally */ + } + /* order rx buffer descriptor reads */ rmb();

diff --git a/drivers/net/ethernet/hisilicon/hns/hns_enet.c b/drivers/net/ethernet/hisilicon/hns/hns_enet.c index 858cb293152a..8bce5f1510be 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_enet.c +++ b/drivers/net/ethernet/hisilicon/hns/hns_enet.c @@ -1663,8 +1663,10 @@ static int hns_nic_clear_all_rx_fetch(struct net_device *ndev) for (j = 0; j < fetch_num; j++) { /* alloc one skb and init */ skb = hns_assemble_skb(ndev); - if (!skb) + if (!skb) { + ret = -ENOMEM; goto out; + } rd = &tx_ring_data(priv, skb->queue_mapping); hns_nic_net_xmit_hw(ndev, skb, rd);

diff --git a/drivers/net/ethernet/intel/e1000e/82571.c b/drivers/net/ethernet/intel/e1000e/82571.c index 88faf05e23ba..0b1e890dd583 100644 --- a/drivers/net/ethernet/intel/e1000e/82571.c +++ b/drivers/net/ethernet/intel/e1000e/82571.c @@ -899,6 +899,8 @@ static s32 e1000_set_d0_lplu_state_82571(struct e1000_hw *hw, bool active) } else { data &= ~IGP02E1000_PM_D0_LPLU; ret_val = e1e_wphy(hw, IGP02E1000_PHY_POWER_MGMT, data); + if (ret_val) + return ret_val; /* LPLU and SmartSpeed are mutually exclusive. LPLU is used * during Dx states where the power conservation is most * important. During driver activity we should enable diff --git a/drivers/net/ethernet/intel/e1000e/netdev.c b/drivers/net/ethernet/intel/e1000e/netdev.c index e9b82c209c2d..a0948002ddf8 100644 --- a/drivers/net/ethernet/intel/e1000e/netdev.c +++ b/drivers/net/ethernet/intel/e1000e/netdev.c @@ -5974,15 +5974,19 @@ static void e1000_reset_task(struct work_struct *work) struct e1000_adapter *adapter; adapter = container_of(work, struct e1000_adapter, reset_task);

+ rtnl_lock(); /* don't run the task if already down */ - if (test_bit(__E1000_DOWN, &adapter->state)) + if (test_bit(__E1000_DOWN, &adapter->state)) { + rtnl_unlock(); return; + }

if (!(adapter->flags & FLAG_RESTART_NOW)) { e1000e_dump(adapter); e_err("Reset adapter unexpectedly\n"); } e1000e_reinit_locked(adapter); + rtnl_unlock(); }

/** diff --git a/drivers/net/ethernet/intel/iavf/iavf_main.c b/drivers/net/ethernet/intel/iavf/iavf_main.c index 0a867d64d467..dc5b3c06d1e0 100644 --- a/drivers/net/ethernet/intel/iavf/iavf_main.c +++ b/drivers/net/ethernet/intel/iavf/iavf_main.c @@ -1776,7 +1776,8 @@ static int iavf_init_get_resources(struct iavf_adapter *adapter) goto err_alloc; }

- if (iavf_process_config(adapter)) + err = iavf_process_config(adapter); + if (err) goto err_alloc; adapter->current_op = VIRTCHNL_OP_UNKNOWN;

diff --git a/drivers/net/ethernet/intel/igb/igb.h b/drivers/net/ethernet/intel/igb/igb.h index aaa954aae574..7bda8c5edea5 100644 --- a/drivers/net/ethernet/intel/igb/igb.h +++ b/drivers/net/ethernet/intel/igb/igb.h @@ -748,8 +748,8 @@ void igb_ptp_suspend(struct igb_adapter *adapter); void igb_ptp_rx_hang(struct igb_adapter *adapter); void igb_ptp_tx_hang(struct igb_adapter *adapter); void igb_ptp_rx_rgtstamp(struct igb_q_vector *q_vector, struct sk_buff *skb); -void igb_ptp_rx_pktstamp(struct igb_q_vector *q_vector, void *va, - struct sk_buff *skb); +int igb_ptp_rx_pktstamp(struct igb_q_vector *q_vector, void *va, + struct sk_buff *skb); int igb_ptp_set_ts_config(struct net_device *netdev, struct ifreq *ifr); int igb_ptp_get_ts_config(struct net_device *netdev, struct ifreq *ifr); void igb_set_flag_queue_pairs(struct igb_adapter *, const u32); diff --git a/drivers/net/ethernet/intel/igb/igb_main.c b/drivers/net/ethernet/intel/igb/igb_main.c index 0d343d050973..fecfcfcf161c 100644 --- a/drivers/net/ethernet/intel/igb/igb_main.c +++ b/drivers/net/ethernet/intel/igb/igb_main.c @@ -8232,7 +8232,8 @@ static inline bool igb_page_is_reserved(struct page *page) return (page_to_nid(page) != numa_mem_id()) || page_is_pfmemalloc(page); }

-static bool igb_can_reuse_rx_page(struct igb_rx_buffer *rx_buffer) +static bool igb_can_reuse_rx_page(struct igb_rx_buffer *rx_buffer, + int rx_buf_pgcnt) { unsigned int pagecnt_bias = rx_buffer->pagecnt_bias; struct page *page = rx_buffer->page; @@ -8243,7 +8244,7 @@ static bool igb_can_reuse_rx_page(struct igb_rx_buffer *rx_buffer)

#if (PAGE_SIZE < 8192) /* if we are only owner of page we can reuse it */ - if (unlikely((page_ref_count(page) - pagecnt_bias) > 1)) + if (unlikely((rx_buf_pgcnt - pagecnt_bias) > 1)) return false; #else #define IGB_LAST_OFFSET \ @@ -8319,9 +8320,10 @@ static struct sk_buff *igb_construct_skb(struct igb_ring *rx_ring, return NULL;

if (unlikely(igb_test_staterr(rx_desc, E1000_RXDADV_STAT_TSIP))) { - igb_ptp_rx_pktstamp(rx_ring->q_vector, xdp->data, skb); - xdp->data += IGB_TS_HDR_LEN; - size -= IGB_TS_HDR_LEN; + if (!igb_ptp_rx_pktstamp(rx_ring->q_vector, xdp->data, skb)) { + xdp->data += IGB_TS_HDR_LEN; + size -= IGB_TS_HDR_LEN; + } }

/* Determine available headroom for copy */ @@ -8382,8 +8384,8 @@ static struct sk_buff *igb_build_skb(struct igb_ring *rx_ring,

/* pull timestamp out of packet data */ if (igb_test_staterr(rx_desc, E1000_RXDADV_STAT_TSIP)) { - igb_ptp_rx_pktstamp(rx_ring->q_vector, skb->data, skb); - __skb_pull(skb, IGB_TS_HDR_LEN); + if (!igb_ptp_rx_pktstamp(rx_ring->q_vector, skb->data, skb)) + __skb_pull(skb, IGB_TS_HDR_LEN); }

/* update buffer offset */ @@ -8632,11 +8634,17 @@ static unsigned int igb_rx_offset(struct igb_ring *rx_ring) }

static struct igb_rx_buffer *igb_get_rx_buffer(struct igb_ring *rx_ring, - const unsigned int size) + const unsigned int size, int *rx_buf_pgcnt) { struct igb_rx_buffer *rx_buffer;

rx_buffer = &rx_ring->rx_buffer_info[rx_ring->next_to_clean]; + *rx_buf_pgcnt = +#if (PAGE_SIZE < 8192) + page_count(rx_buffer->page); +#else + 0; +#endif prefetchw(rx_buffer->page);

/* we are reusing so sync this buffer for CPU use */ @@ -8652,9 +8660,9 @@ static struct igb_rx_buffer *igb_get_rx_buffer(struct igb_ring *rx_ring, }

static void igb_put_rx_buffer(struct igb_ring *rx_ring, - struct igb_rx_buffer *rx_buffer) + struct igb_rx_buffer *rx_buffer, int rx_buf_pgcnt) { - if (igb_can_reuse_rx_page(rx_buffer)) { + if (igb_can_reuse_rx_page(rx_buffer, rx_buf_pgcnt)) { /* hand second half of page back to the ring */ igb_reuse_rx_page(rx_ring, rx_buffer); } else { @@ -8681,6 +8689,7 @@ static int igb_clean_rx_irq(struct igb_q_vector *q_vector, const int budget) u16 cleaned_count = igb_desc_unused(rx_ring); unsigned int xdp_xmit = 0; struct xdp_buff xdp; + int rx_buf_pgcnt;

xdp.rxq = &rx_ring->xdp_rxq;

@@ -8711,7 +8720,7 @@ static int igb_clean_rx_irq(struct igb_q_vector *q_vector, const int budget) */ dma_rmb();

- rx_buffer = igb_get_rx_buffer(rx_ring, size); + rx_buffer = igb_get_rx_buffer(rx_ring, size, &rx_buf_pgcnt);

/* retrieve a buffer from the ring */ if (!skb) { @@ -8754,7 +8763,7 @@ static int igb_clean_rx_irq(struct igb_q_vector *q_vector, const int budget) break; }

- igb_put_rx_buffer(rx_ring, rx_buffer); + igb_put_rx_buffer(rx_ring, rx_buffer, rx_buf_pgcnt); cleaned_count++;

/* fetch next buffer in frame if non-eop */ diff --git a/drivers/net/ethernet/intel/igb/igb_ptp.c b/drivers/net/ethernet/intel/igb/igb_ptp.c index 7cc5428c3b3d..86a576201f5f 100644 --- a/drivers/net/ethernet/intel/igb/igb_ptp.c +++ b/drivers/net/ethernet/intel/igb/igb_ptp.c @@ -856,6 +856,9 @@ static void igb_ptp_tx_hwtstamp(struct igb_adapter *adapter) dev_kfree_skb_any(skb); }

+#define IGB_RET_PTP_DISABLED 1 +#define IGB_RET_PTP_INVALID 2 + /** * igb_ptp_rx_pktstamp - retrieve Rx per packet timestamp * @q_vector: Pointer to interrupt specific structure @@ -864,19 +867,29 @@ static void igb_ptp_tx_hwtstamp(struct igb_adapter *adapter) * * This function is meant to retrieve a timestamp from the first buffer of an * incoming frame. The value is stored in little endian format starting on - * byte 8. + * byte 8 + * + * Returns: 0 if success, nonzero if failure **/ -void igb_ptp_rx_pktstamp(struct igb_q_vector *q_vector, void *va, - struct sk_buff *skb) +int igb_ptp_rx_pktstamp(struct igb_q_vector *q_vector, void *va, + struct sk_buff *skb) { - __le64 *regval = (__le64 *)va; struct igb_adapter *adapter = q_vector->adapter; + __le64 *regval = (__le64 *)va; int adjust = 0;

+ if (!(adapter->ptp_flags & IGB_PTP_ENABLED)) + return IGB_RET_PTP_DISABLED; + /* The timestamp is recorded in little endian format. * DWORD: 0 1 2 3 * Field: Reserved Reserved SYSTIML SYSTIMH */ + + /* check reserved dwords are zero, be/le doesn't matter for zero */ + if (regval[0]) + return IGB_RET_PTP_INVALID; + igb_ptp_systim_to_hwtstamp(adapter, skb_hwtstamps(skb), le64_to_cpu(regval[1]));

@@ -896,6 +909,8 @@ void igb_ptp_rx_pktstamp(struct igb_q_vector *q_vector, void *va, } skb_hwtstamps(skb)->hwtstamp = ktime_sub_ns(skb_hwtstamps(skb)->hwtstamp, adjust); + + return 0; }

/** @@ -906,13 +921,15 @@ void igb_ptp_rx_pktstamp(struct igb_q_vector *q_vector, void *va, * This function is meant to retrieve a timestamp from the internal registers * of the adapter and store it in the skb. **/ -void igb_ptp_rx_rgtstamp(struct igb_q_vector *q_vector, - struct sk_buff *skb) +void igb_ptp_rx_rgtstamp(struct igb_q_vector *q_vector, struct sk_buff *skb) { struct igb_adapter *adapter = q_vector->adapter; struct e1000_hw *hw = &adapter->hw; - u64 regval; int adjust = 0; + u64 regval; + + if (!(adapter->ptp_flags & IGB_PTP_ENABLED)) + return;

/* If this bit is set, then the RX registers contain the time stamp. No * other packet will be time stamped until we read these registers, so diff --git a/drivers/net/ethernet/intel/igc/igc.h b/drivers/net/ethernet/intel/igc/igc.h index 35baae900c1f..6dca67d9c25d 100644 --- a/drivers/net/ethernet/intel/igc/igc.h +++ b/drivers/net/ethernet/intel/igc/igc.h @@ -545,7 +545,7 @@ void igc_ptp_init(struct igc_adapter *adapter); void igc_ptp_reset(struct igc_adapter *adapter); void igc_ptp_suspend(struct igc_adapter *adapter); void igc_ptp_stop(struct igc_adapter *adapter); -void igc_ptp_rx_pktstamp(struct igc_q_vector *q_vector, void *va, +void igc_ptp_rx_pktstamp(struct igc_q_vector *q_vector, __le32 *va, struct sk_buff *skb); int igc_ptp_set_ts_config(struct net_device *netdev, struct ifreq *ifr); int igc_ptp_get_ts_config(struct net_device *netdev, struct ifreq *ifr); diff --git a/drivers/net/ethernet/intel/igc/igc_ethtool.c b/drivers/net/ethernet/intel/igc/igc_ethtool.c index ec8cd69d4992..da259cd59add 100644 --- a/drivers/net/ethernet/intel/igc/igc_ethtool.c +++ b/drivers/net/ethernet/intel/igc/igc_ethtool.c @@ -1695,6 +1695,9 @@ static int igc_ethtool_get_link_ksettings(struct net_device *netdev, Autoneg); }

+ /* Set pause flow control settings */ + ethtool_link_ksettings_add_link_mode(cmd, supported, Pause); + switch (hw->fc.requested_mode) { case igc_fc_full: ethtool_link_ksettings_add_link_mode(cmd, advertising, Pause); @@ -1709,9 +1712,7 @@ static int igc_ethtool_get_link_ksettings(struct net_device *netdev, Asym_Pause); break; default: - ethtool_link_ksettings_add_link_mode(cmd, advertising, Pause); - ethtool_link_ksettings_add_link_mode(cmd, advertising, - Asym_Pause); + break; }

status = pm_runtime_suspended(&adapter->pdev->dev) ? diff --git a/drivers/net/ethernet/intel/igc/igc_main.c b/drivers/net/ethernet/intel/igc/igc_main.c index b673ac1199bb..7b822cdcc6c5 100644 --- a/drivers/net/ethernet/intel/igc/igc_main.c +++ b/drivers/net/ethernet/intel/igc/igc_main.c @@ -3846,10 +3846,19 @@ static void igc_reset_task(struct work_struct *work)

adapter = container_of(work, struct igc_adapter, reset_task);

+ rtnl_lock(); + /* If we're already down or resetting, just bail */ + if (test_bit(__IGC_DOWN, &adapter->state) || + test_bit(__IGC_RESETTING, &adapter->state)) { + rtnl_unlock(); + return; + } + igc_rings_dump(adapter); igc_regs_dump(adapter); netdev_err(adapter->netdev, "Reset adapter\n"); igc_reinit_locked(adapter); + rtnl_unlock(); }

/** diff --git a/drivers/net/ethernet/intel/igc/igc_ptp.c b/drivers/net/ethernet/intel/igc/igc_ptp.c index ac0b9c85da7c..545f4d0e67cf 100644 --- a/drivers/net/ethernet/intel/igc/igc_ptp.c +++ b/drivers/net/ethernet/intel/igc/igc_ptp.c @@ -152,46 +152,54 @@ static void igc_ptp_systim_to_hwtstamp(struct igc_adapter *adapter, }

/** - * igc_ptp_rx_pktstamp - retrieve Rx per packet timestamp + * igc_ptp_rx_pktstamp - Retrieve timestamp from Rx packet buffer * @q_vector: Pointer to interrupt specific structure * @va: Pointer to address containing Rx buffer * @skb: Buffer containing timestamp and packet * - * This function is meant to retrieve the first timestamp from the - * first buffer of an incoming frame. The value is stored in little - * endian format starting on byte 0. There's a second timestamp - * starting on byte 8. - **/ -void igc_ptp_rx_pktstamp(struct igc_q_vector *q_vector, void *va, + * This function retrieves the timestamp saved in the beginning of packet + * buffer. While two timestamps are available, one in timer0 reference and the + * other in timer1 reference, this function considers only the timestamp in + * timer0 reference. + */ +void igc_ptp_rx_pktstamp(struct igc_q_vector *q_vector, __le32 *va, struct sk_buff *skb) { struct igc_adapter *adapter = q_vector->adapter; - __le64 *regval = (__le64 *)va; - int adjust = 0; - - /* The timestamp is recorded in little endian format. - * DWORD: | 0 | 1 | 2 | 3 - * Field: | Timer0 Low | Timer0 High | Timer1 Low | Timer1 High + u64 regval; + int adjust; + + /* Timestamps are saved in little endian at the beginning of the packet + * buffer following the layout: + * + * DWORD: | 0 | 1 | 2 | 3 | + * Field: | Timer1 SYSTIML | Timer1 SYSTIMH | Timer0 SYSTIML | Timer0 SYSTIMH | + * + * SYSTIML holds the nanoseconds part while SYSTIMH holds the seconds + * part of the timestamp. */ - igc_ptp_systim_to_hwtstamp(adapter, skb_hwtstamps(skb), - le64_to_cpu(regval[0])); - - /* adjust timestamp for the RX latency based on link speed */ - if (adapter->hw.mac.type == igc_i225) { - switch (adapter->link_speed) { - case SPEED_10: - adjust = IGC_I225_RX_LATENCY_10; - break; - case SPEED_100: - adjust = IGC_I225_RX_LATENCY_100; - break; - case SPEED_1000: - adjust = IGC_I225_RX_LATENCY_1000; - break; - case SPEED_2500: - adjust = IGC_I225_RX_LATENCY_2500; - break; - } + regval = le32_to_cpu(va[2]); + regval |= (u64)le32_to_cpu(va[3]) << 32; + igc_ptp_systim_to_hwtstamp(adapter, skb_hwtstamps(skb), regval); + + /* Adjust timestamp for the RX latency based on link speed */ + switch (adapter->link_speed) { + case SPEED_10: + adjust = IGC_I225_RX_LATENCY_10; + break; + case SPEED_100: + adjust = IGC_I225_RX_LATENCY_100; + break; + case SPEED_1000: + adjust = IGC_I225_RX_LATENCY_1000; + break; + case SPEED_2500: + adjust = IGC_I225_RX_LATENCY_2500; + break; + default: + adjust = 0; + netdev_warn_once(adapter->netdev, "Imprecise timestamp\n"); + break; } skb_hwtstamps(skb)->hwtstamp = ktime_sub_ns(skb_hwtstamps(skb)->hwtstamp, adjust); diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c index f3f449f53920..278fc866fad4 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c @@ -9582,8 +9582,10 @@ static int ixgbe_configure_clsu32(struct ixgbe_adapter *adapter, ixgbe_atr_compute_perfect_hash_82599(&input->filter, mask); err = ixgbe_fdir_write_perfect_filter_82599(hw, &input->filter, input->sw_idx, queue); - if (!err) - ixgbe_update_ethtool_fdir_entry(adapter, input, input->sw_idx); + if (err) + goto err_out_w_lock; + + ixgbe_update_ethtool_fdir_entry(adapter, input, input->sw_idx); spin_unlock(&adapter->fdir_perfect_lock);

if ((uhtid != 0x800) && (adapter->jump_tables[uhtid])) diff --git a/drivers/net/ethernet/marvell/octeontx2/af/npc.h b/drivers/net/ethernet/marvell/octeontx2/af/npc.h index 91a9d00e4fb5..407b9477da24 100644 --- a/drivers/net/ethernet/marvell/octeontx2/af/npc.h +++ b/drivers/net/ethernet/marvell/octeontx2/af/npc.h @@ -140,6 +140,15 @@ enum npc_kpu_lh_ltype { NPC_LT_LH_CUSTOM1 = 0xF, };

+/* NPC port kind defines how the incoming or outgoing packets + * are processed. NPC accepts packets from up to 64 pkinds. + * Software assigns pkind for each incoming port such as CGX + * Ethernet interfaces, LBK interfaces, etc. + */ +enum npc_pkind_type { + NPC_TX_DEF_PKIND = 63ULL, /* NIX-TX PKIND */ +}; + struct npc_kpu_profile_cam { u8 state; u8 state_mask; @@ -300,6 +309,28 @@ struct nix_rx_action { /* NPC_AF_INTFX_KEX_CFG field masks */ #define NPC_PARSE_NIBBLE GENMASK_ULL(30, 0)

+/* NPC_PARSE_KEX_S nibble definitions for each field */ +#define NPC_PARSE_NIBBLE_CHAN GENMASK_ULL(2, 0) +#define NPC_PARSE_NIBBLE_ERRLEV BIT_ULL(3) +#define NPC_PARSE_NIBBLE_ERRCODE GENMASK_ULL(5, 4) +#define NPC_PARSE_NIBBLE_L2L3_BCAST BIT_ULL(6) +#define NPC_PARSE_NIBBLE_LA_FLAGS GENMASK_ULL(8, 7) +#define NPC_PARSE_NIBBLE_LA_LTYPE BIT_ULL(9) +#define NPC_PARSE_NIBBLE_LB_FLAGS GENMASK_ULL(11, 10) +#define NPC_PARSE_NIBBLE_LB_LTYPE BIT_ULL(12) +#define NPC_PARSE_NIBBLE_LC_FLAGS GENMASK_ULL(14, 13) +#define NPC_PARSE_NIBBLE_LC_LTYPE BIT_ULL(15) +#define NPC_PARSE_NIBBLE_LD_FLAGS GENMASK_ULL(17, 16) +#define NPC_PARSE_NIBBLE_LD_LTYPE BIT_ULL(18) +#define NPC_PARSE_NIBBLE_LE_FLAGS GENMASK_ULL(20, 19) +#define NPC_PARSE_NIBBLE_LE_LTYPE BIT_ULL(21) +#define NPC_PARSE_NIBBLE_LF_FLAGS GENMASK_ULL(23, 22) +#define NPC_PARSE_NIBBLE_LF_LTYPE BIT_ULL(24) +#define NPC_PARSE_NIBBLE_LG_FLAGS GENMASK_ULL(26, 25) +#define NPC_PARSE_NIBBLE_LG_LTYPE BIT_ULL(27) +#define NPC_PARSE_NIBBLE_LH_FLAGS GENMASK_ULL(29, 28) +#define NPC_PARSE_NIBBLE_LH_LTYPE BIT_ULL(30) + /* NIX Receive Vtag Action Structure */ #define VTAG0_VALID_BIT BIT_ULL(15) #define VTAG0_TYPE_MASK GENMASK_ULL(14, 12) diff --git a/drivers/net/ethernet/marvell/octeontx2/af/npc_profile.h b/drivers/net/ethernet/marvell/octeontx2/af/npc_profile.h index 77bb4ed32600..0e4af93be0fb 100644 --- a/drivers/net/ethernet/marvell/octeontx2/af/npc_profile.h +++ b/drivers/net/ethernet/marvell/octeontx2/af/npc_profile.h @@ -148,6 +148,20 @@ (((bytesm1) << 16) | ((hdr_ofs) << 8) | ((ena) << 7) | \ ((flags_ena) << 6) | ((key_ofs) & 0x3F))

+/* Rx parse key extract nibble enable */ +#define NPC_PARSE_NIBBLE_INTF_RX (NPC_PARSE_NIBBLE_CHAN | \ + NPC_PARSE_NIBBLE_LA_LTYPE | \ + NPC_PARSE_NIBBLE_LB_LTYPE | \ + NPC_PARSE_NIBBLE_LC_LTYPE | \ + NPC_PARSE_NIBBLE_LD_LTYPE | \ + NPC_PARSE_NIBBLE_LE_LTYPE) +/* Tx parse key extract nibble enable */ +#define NPC_PARSE_NIBBLE_INTF_TX (NPC_PARSE_NIBBLE_LA_LTYPE | \ + NPC_PARSE_NIBBLE_LB_LTYPE | \ + NPC_PARSE_NIBBLE_LC_LTYPE | \ + NPC_PARSE_NIBBLE_LD_LTYPE | \ + NPC_PARSE_NIBBLE_LE_LTYPE) + enum npc_kpu_parser_state { NPC_S_NA = 0, NPC_S_KPU1_ETHER, @@ -13385,9 +13399,10 @@ static const struct npc_mcam_kex npc_mkex_default = { .name = "default", .kpu_version = NPC_KPU_PROFILE_VER, .keyx_cfg = { - /* nibble: LA..LE (ltype only) + Channel */ - [NIX_INTF_RX] = ((u64)NPC_MCAM_KEY_X2 << 32) | 0x49247, - [NIX_INTF_TX] = ((u64)NPC_MCAM_KEY_X2 << 32) | ((1ULL << 19) - 1), + /* nibble: LA..LE (ltype only) + channel */ + [NIX_INTF_RX] = ((u64)NPC_MCAM_KEY_X2 << 32) | NPC_PARSE_NIBBLE_INTF_RX, + /* nibble: LA..LE (ltype only) */ + [NIX_INTF_TX] = ((u64)NPC_MCAM_KEY_X2 << 32) | NPC_PARSE_NIBBLE_INTF_TX, }, .intf_lid_lt_ld = { /* Default RX MCAM KEX profile */ @@ -13405,12 +13420,14 @@ static const struct npc_mcam_kex npc_mkex_default = { /* Layer B: Single VLAN (CTAG) */ /* CTAG VLAN[2..3] + Ethertype, 4 bytes, KW0[63:32] */ [NPC_LT_LB_CTAG] = { - KEX_LD_CFG(0x03, 0x0, 0x1, 0x0, 0x4), + KEX_LD_CFG(0x03, 0x2, 0x1, 0x0, 0x4), }, /* Layer B: Stacked VLAN (STAG|QinQ) */ [NPC_LT_LB_STAG_QINQ] = { - /* CTAG VLAN[2..3] + Ethertype, 4 bytes, KW0[63:32] */ - KEX_LD_CFG(0x03, 0x4, 0x1, 0x0, 0x4), + /* Outer VLAN: 2 bytes, KW0[63:48] */ + KEX_LD_CFG(0x01, 0x2, 0x1, 0x0, 0x6), + /* Ethertype: 2 bytes, KW0[47:32] */ + KEX_LD_CFG(0x01, 0x8, 0x1, 0x0, 0x4), }, [NPC_LT_LB_FDSA] = { /* SWITCH PORT: 1 byte, KW0[63:48] */ @@ -13436,17 +13453,69 @@ static const struct npc_mcam_kex npc_mkex_default = { [NPC_LID_LD] = { /* Layer D:UDP */ [NPC_LT_LD_UDP] = { - /* SPORT: 2 bytes, KW3[15:0] */ - KEX_LD_CFG(0x1, 0x0, 0x1, 0x0, 0x18), - /* DPORT: 2 bytes, KW3[31:16] */ - KEX_LD_CFG(0x1, 0x2, 0x1, 0x0, 0x1a), + /* SPORT+DPORT: 4 bytes, KW3[31:0] */ + KEX_LD_CFG(0x3, 0x0, 0x1, 0x0, 0x18), + }, + /* Layer D:TCP */ + [NPC_LT_LD_TCP] = { + /* SPORT+DPORT: 4 bytes, KW3[31:0] */ + KEX_LD_CFG(0x3, 0x0, 0x1, 0x0, 0x18), + }, + }, + }, + + /* Default TX MCAM KEX profile */ + [NIX_INTF_TX] = { + [NPC_LID_LA] = { + /* Layer A: NIX_INST_HDR_S + Ethernet */ + /* NIX appends 8 bytes of NIX_INST_HDR_S at the + * start of each TX packet supplied to NPC. + */ + [NPC_LT_LA_IH_NIX_ETHER] = { + /* PF_FUNC: 2B , KW0 [47:32] */ + KEX_LD_CFG(0x01, 0x0, 0x1, 0x0, 0x4), + /* DMAC: 6 bytes, KW1[63:16] */ + KEX_LD_CFG(0x05, 0x8, 0x1, 0x0, 0xa), + }, + }, + [NPC_LID_LB] = { + /* Layer B: Single VLAN (CTAG) */ + [NPC_LT_LB_CTAG] = { + /* CTAG VLAN[2..3] KW0[63:48] */ + KEX_LD_CFG(0x01, 0x2, 0x1, 0x0, 0x6), + /* CTAG VLAN[2..3] KW1[15:0] */ + KEX_LD_CFG(0x01, 0x4, 0x1, 0x0, 0x8), + }, + /* Layer B: Stacked VLAN (STAG|QinQ) */ + [NPC_LT_LB_STAG_QINQ] = { + /* Outer VLAN: 2 bytes, KW0[63:48] */ + KEX_LD_CFG(0x01, 0x2, 0x1, 0x0, 0x6), + /* Outer VLAN: 2 Bytes, KW1[15:0] */ + KEX_LD_CFG(0x01, 0x8, 0x1, 0x0, 0x8), + }, + }, + [NPC_LID_LC] = { + /* Layer C: IPv4 */ + [NPC_LT_LC_IP] = { + /* SIP+DIP: 8 bytes, KW2[63:0] */ + KEX_LD_CFG(0x07, 0xc, 0x1, 0x0, 0x10), + }, + /* Layer C: IPv6 */ + [NPC_LT_LC_IP6] = { + /* Everything up to SADDR: 8 bytes, KW2[63:0] */ + KEX_LD_CFG(0x07, 0x0, 0x1, 0x0, 0x10), + }, + }, + [NPC_LID_LD] = { + /* Layer D:UDP */ + [NPC_LT_LD_UDP] = { + /* SPORT+DPORT: 4 bytes, KW3[31:0] */ + KEX_LD_CFG(0x3, 0x0, 0x1, 0x0, 0x18), }, /* Layer D:TCP */ [NPC_LT_LD_TCP] = { - /* SPORT: 2 bytes, KW3[15:0] */ - KEX_LD_CFG(0x1, 0x0, 0x1, 0x0, 0x18), - /* DPORT: 2 bytes, KW3[31:16] */ - KEX_LD_CFG(0x1, 0x2, 0x1, 0x0, 0x1a), + /* SPORT+DPORT: 4 bytes, KW3[31:0] */ + KEX_LD_CFG(0x3, 0x0, 0x1, 0x0, 0x18), }, }, }, diff --git a/drivers/net/ethernet/marvell/octeontx2/af/rvu.c b/drivers/net/ethernet/marvell/octeontx2/af/rvu.c index e1f918960730..644d28b0692b 100644 --- a/drivers/net/ethernet/marvell/octeontx2/af/rvu.c +++ b/drivers/net/ethernet/marvell/octeontx2/af/rvu.c @@ -2151,8 +2151,10 @@ static void rvu_unregister_interrupts(struct rvu *rvu) INTR_MASK(rvu->hw->total_pfs) & ~1ULL);

for (irq = 0; irq < rvu->num_vec; irq++) { - if (rvu->irq_allocated[irq]) + if (rvu->irq_allocated[irq]) { free_irq(pci_irq_vector(rvu->pdev, irq), rvu); + rvu->irq_allocated[irq] = false; + } }

pci_free_irq_vectors(rvu->pdev); diff --git a/drivers/net/ethernet/marvell/octeontx2/af/rvu_debugfs.c b/drivers/net/ethernet/marvell/octeontx2/af/rvu_debugfs.c index 809f50ab0432..bc870bff14df 100644 --- a/drivers/net/ethernet/marvell/octeontx2/af/rvu_debugfs.c +++ b/drivers/net/ethernet/marvell/octeontx2/af/rvu_debugfs.c @@ -144,12 +144,14 @@ static ssize_t rvu_dbg_rsrc_attach_status(struct file *filp, char __user *buffer, size_t count, loff_t *ppos) { - int index, off = 0, flag = 0, go_back = 0, off_prev; + int index, off = 0, flag = 0, go_back = 0, len = 0; struct rvu *rvu = filp->private_data; int lf, pf, vf, pcifunc; struct rvu_block block; int bytes_not_copied; + int lf_str_size = 12; int buf_size = 2048; + char *lfs; char *buf;

/* don't allow partial reads */ @@ -159,12 +161,20 @@ static ssize_t rvu_dbg_rsrc_attach_status(struct file *filp, buf = kzalloc(buf_size, GFP_KERNEL); if (!buf) return -ENOSPC; - off += scnprintf(&buf[off], buf_size - 1 - off, "\npcifunc\t\t"); + + lfs = kzalloc(lf_str_size, GFP_KERNEL); + if (!lfs) { + kfree(buf); + return -ENOMEM; + } + off += scnprintf(&buf[off], buf_size - 1 - off, "%-*s", lf_str_size, + "pcifunc"); for (index = 0; index < BLK_COUNT; index++) - if (strlen(rvu->hw->block[index].name)) - off += scnprintf(&buf[off], buf_size - 1 - off, - "%*s\t", (index - 1) * 2, - rvu->hw->block[index].name); + if (strlen(rvu->hw->block[index].name)) { + off += scnprintf(&buf[off], buf_size - 1 - off, + "%-*s", lf_str_size, + rvu->hw->block[index].name); + } off += scnprintf(&buf[off], buf_size - 1 - off, "\n"); for (pf = 0; pf < rvu->hw->total_pfs; pf++) { for (vf = 0; vf <= rvu->hw->total_vfs; vf++) { @@ -173,14 +183,15 @@ static ssize_t rvu_dbg_rsrc_attach_status(struct file *filp, continue;

if (vf) { + sprintf(lfs, "PF%d:VF%d", pf, vf - 1); go_back = scnprintf(&buf[off], buf_size - 1 - off, - "PF%d:VF%d\t\t", pf, - vf - 1); + "%-*s", lf_str_size, lfs); } else { + sprintf(lfs, "PF%d", pf); go_back = scnprintf(&buf[off], buf_size - 1 - off, - "PF%d\t\t", pf); + "%-*s", lf_str_size, lfs); }

off += go_back; @@ -188,20 +199,22 @@ static ssize_t rvu_dbg_rsrc_attach_status(struct file *filp, block = rvu->hw->block[index]; if (!strlen(block.name)) continue; - off_prev = off; + len = 0; + lfs[len] = '\0'; for (lf = 0; lf < block.lf.max; lf++) { if (block.fn_map[lf] != pcifunc) continue; flag = 1; - off += scnprintf(&buf[off], buf_size - 1 - - off, "%3d,", lf); + len += sprintf(&lfs[len], "%d,", lf); } - if (flag && off_prev != off) - off--; - else - go_back++; + + if (flag) + len--; + lfs[len] = '\0'; off += scnprintf(&buf[off], buf_size - 1 - off, - "\t"); + "%-*s", lf_str_size, lfs); + if (!strlen(lfs)) + go_back += lf_str_size; } if (!flag) off -= go_back; @@ -213,6 +226,7 @@ static ssize_t rvu_dbg_rsrc_attach_status(struct file *filp, }

bytes_not_copied = copy_to_user(buffer, buf, off); + kfree(lfs); kfree(buf);

if (bytes_not_copied) diff --git a/drivers/net/ethernet/marvell/octeontx2/af/rvu_nix.c b/drivers/net/ethernet/marvell/octeontx2/af/rvu_nix.c index 21a89dd76d3c..f6a3cf3e6f23 100644 --- a/drivers/net/ethernet/marvell/octeontx2/af/rvu_nix.c +++ b/drivers/net/ethernet/marvell/octeontx2/af/rvu_nix.c @@ -1129,6 +1129,10 @@ int rvu_mbox_handler_nix_lf_alloc(struct rvu *rvu, /* Config Rx pkt length, csum checks and apad enable / disable */ rvu_write64(rvu, blkaddr, NIX_AF_LFX_RX_CFG(nixlf), req->rx_cfg);

+ /* Configure pkind for TX parse config */ + cfg = NPC_TX_DEF_PKIND; + rvu_write64(rvu, blkaddr, NIX_AF_LFX_TX_PARSE_CFG(nixlf), cfg); + intf = is_afvf(pcifunc) ? NIX_INTF_TYPE_LBK : NIX_INTF_TYPE_CGX; err = nix_interface_init(rvu, pcifunc, intf, nixlf); if (err) diff --git a/drivers/net/ethernet/marvell/octeontx2/af/rvu_npc.c b/drivers/net/ethernet/marvell/octeontx2/af/rvu_npc.c index 511b01dd03ed..169ae491f978 100644 --- a/drivers/net/ethernet/marvell/octeontx2/af/rvu_npc.c +++ b/drivers/net/ethernet/marvell/octeontx2/af/rvu_npc.c @@ -2035,10 +2035,10 @@ int rvu_mbox_handler_npc_mcam_free_counter(struct rvu *rvu, index = find_next_bit(mcam->bmap, mcam->bmap_entries, entry); if (index >= mcam->bmap_entries) break; + entry = index + 1; if (mcam->entry2cntr_map[index] != req->cntr) continue;

- entry = index + 1; npc_unmap_mcam_entry_and_cntr(rvu, mcam, blkaddr, index, req->cntr); } diff --git a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c index 66f1a212f1f4..9fef9be015e5 100644 --- a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c +++ b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c @@ -1616,6 +1616,7 @@ int otx2_stop(struct net_device *netdev) struct otx2_nic *pf = netdev_priv(netdev); struct otx2_cq_poll *cq_poll = NULL; struct otx2_qset *qset = &pf->qset; + struct otx2_rss_info *rss; int qidx, vec, wrk;

netif_carrier_off(netdev); @@ -1628,6 +1629,10 @@ int otx2_stop(struct net_device *netdev) /* First stop packet Rx/Tx */ otx2_rxtx_enable(pf, false);

+ /* Clear RSS enable flag */ + rss = &pf->hw.rss_info; + rss->enable = false; + /* Cleanup Queue IRQ */ vec = pci_irq_vector(pf->pdev, pf->hw.nix_msixoff + NIX_LF_QINT_VEC_START); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en.h b/drivers/net/ethernet/mellanox/mlx5/core/en.h index 2f05b0f9de01..9da34f82d466 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/en.h @@ -90,14 +90,15 @@ struct page_pool; MLX5_MPWRQ_LOG_WQE_SZ - PAGE_SHIFT : 0) #define MLX5_MPWRQ_PAGES_PER_WQE BIT(MLX5_MPWRQ_WQE_PAGE_ORDER)

-#define MLX5_MTT_OCTW(npages) (ALIGN(npages, 8) / 2) +#define MLX5_ALIGN_MTTS(mtts) (ALIGN(mtts, 8)) +#define MLX5_ALIGNED_MTTS_OCTW(mtts) ((mtts) / 2) +#define MLX5_MTT_OCTW(mtts) (MLX5_ALIGNED_MTTS_OCTW(MLX5_ALIGN_MTTS(mtts))) /* Add another page to MLX5E_REQUIRED_WQE_MTTS as a buffer between * WQEs, This page will absorb write overflow by the hardware, when * receiving packets larger than MTU. These oversize packets are * dropped by the driver at a later stage. */ -#define MLX5E_REQUIRED_WQE_MTTS (ALIGN(MLX5_MPWRQ_PAGES_PER_WQE + 1, 8)) -#define MLX5E_LOG_ALIGNED_MPWQE_PPW (ilog2(MLX5E_REQUIRED_WQE_MTTS)) +#define MLX5E_REQUIRED_WQE_MTTS (MLX5_ALIGN_MTTS(MLX5_MPWRQ_PAGES_PER_WQE + 1)) #define MLX5E_REQUIRED_MTTS(wqes) (wqes * MLX5E_REQUIRED_WQE_MTTS) #define MLX5E_MAX_RQ_NUM_MTTS \ ((1 << 16) * 2) /* So that MLX5_MTT_OCTW(num_mtts) fits into u16 */ diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/tc_ct.c b/drivers/net/ethernet/mellanox/mlx5/core/en/tc_ct.c index 24e2c0d955b9..b42396df3111 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/tc_ct.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/tc_ct.c @@ -1182,7 +1182,8 @@ int mlx5_tc_ct_add_no_trk_match(struct mlx5_flow_spec *spec)

mlx5e_tc_match_to_reg_get_match(spec, CTSTATE_TO_REG, &ctstate, &ctstate_mask); - if (ctstate_mask) + + if ((ctstate & ctstate_mask) == MLX5_CT_STATE_TRK_BIT) return -EOPNOTSUPP;

ctstate_mask |= MLX5_CT_STATE_TRK_BIT; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun_geneve.c b/drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun_geneve.c index e472ed0eacfb..7ed3f9f79f11 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun_geneve.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun_geneve.c @@ -227,6 +227,10 @@ static int mlx5e_tc_tun_parse_geneve_options(struct mlx5e_priv *priv, option_key = (struct geneve_opt *)&enc_opts.key->data[0]; option_mask = (struct geneve_opt *)&enc_opts.mask->data[0];

+ if (option_mask->opt_class == 0 && option_mask->type == 0 && + !memchr_inv(option_mask->opt_data, 0, option_mask->length * 4)) + return 0; + if (option_key->length > max_tlv_option_data_len) { NL_SET_ERR_MSG_MOD(extack, "Matching on GENEVE options: unsupported option len"); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c b/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c index b8622440243b..bcd05457647e 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c @@ -1873,6 +1873,7 @@ static int set_pflag_rx_cqe_compress(struct net_device *netdev, { struct mlx5e_priv *priv = netdev_priv(netdev); struct mlx5_core_dev *mdev = priv->mdev; + int err;

if (!MLX5_CAP_GEN(mdev, cqe_compression)) return -EOPNOTSUPP; @@ -1882,7 +1883,10 @@ static int set_pflag_rx_cqe_compress(struct net_device *netdev, return -EINVAL; }

- mlx5e_modify_rx_cqe_compression_locked(priv, enable); + err = mlx5e_modify_rx_cqe_compression_locked(priv, enable); + if (err) + return err; + priv->channels.params.rx_cqe_compress_def = enable;

return 0; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c index 6394f9d8c685..e2006c6053c9 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c @@ -303,9 +303,9 @@ static int mlx5e_create_rq_umr_mkey(struct mlx5_core_dev *mdev, struct mlx5e_rq rq->wqe_overflow.addr); }

-static inline u64 mlx5e_get_mpwqe_offset(struct mlx5e_rq *rq, u16 wqe_ix) +static u64 mlx5e_get_mpwqe_offset(u16 wqe_ix) { - return (wqe_ix << MLX5E_LOG_ALIGNED_MPWQE_PPW) << PAGE_SHIFT; + return MLX5E_REQUIRED_MTTS(wqe_ix) << PAGE_SHIFT; }

static void mlx5e_init_frags_partition(struct mlx5e_rq *rq) @@ -544,7 +544,7 @@ static int mlx5e_alloc_rq(struct mlx5e_channel *c, mlx5_wq_ll_get_wqe(&rq->mpwqe.wq, i); u32 byte_count = rq->mpwqe.num_strides << rq->mpwqe.log_stride_sz; - u64 dma_offset = mlx5e_get_mpwqe_offset(rq, i); + u64 dma_offset = mlx5e_get_mpwqe_offset(i);

wqe->data[0].addr = cpu_to_be64(dma_offset + rq->buff.headroom); wqe->data[0].byte_count = cpu_to_be32(byte_count); @@ -3666,10 +3666,17 @@ mlx5e_get_stats(struct net_device *dev, struct rtnl_link_stats64 *stats) }

if (mlx5e_is_uplink_rep(priv)) { + struct mlx5e_vport_stats *vstats = &priv->stats.vport; + stats->rx_packets = PPORT_802_3_GET(pstats, a_frames_received_ok); stats->rx_bytes = PPORT_802_3_GET(pstats, a_octets_received_ok); stats->tx_packets = PPORT_802_3_GET(pstats, a_frames_transmitted_ok); stats->tx_bytes = PPORT_802_3_GET(pstats, a_octets_transmitted_ok); + + /* vport multicast also counts packets that are dropped due to steering + * or rx out of buffer + */ + stats->multicast = VPORT_COUNTER_GET(vstats, received_eth_multicast.packets); } else { mlx5e_fold_sw_stats64(priv, stats); } @@ -4494,8 +4501,10 @@ static int mlx5e_xdp_set(struct net_device *netdev, struct bpf_prog *prog) struct mlx5e_channel *c = priv->channels.c[i];

mlx5e_rq_replace_xdp_prog(&c->rq, prog); - if (test_bit(MLX5E_CHANNEL_STATE_XSK, c->state)) + if (test_bit(MLX5E_CHANNEL_STATE_XSK, c->state)) { + bpf_prog_inc(prog); mlx5e_rq_replace_xdp_prog(&c->xskrq, prog); + } }

unlock: diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c index 6d2ba8b84187..7e1f8660dfec 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c @@ -506,7 +506,6 @@ static int mlx5e_alloc_rx_mpwqe(struct mlx5e_rq *rq, u16 ix) struct mlx5e_icosq *sq = &rq->channel->icosq; struct mlx5_wq_cyc *wq = &sq->wq; struct mlx5e_umr_wqe *umr_wqe; - u16 xlt_offset = ix << (MLX5E_LOG_ALIGNED_MPWQE_PPW - 1); u16 pi; int err; int i; @@ -537,7 +536,8 @@ static int mlx5e_alloc_rx_mpwqe(struct mlx5e_rq *rq, u16 ix) umr_wqe->ctrl.opmod_idx_opcode = cpu_to_be32((sq->pc << MLX5_WQE_CTRL_WQE_INDEX_SHIFT) | MLX5_OPCODE_UMR); - umr_wqe->uctrl.xlt_offset = cpu_to_be16(xlt_offset); + umr_wqe->uctrl.xlt_offset = + cpu_to_be16(MLX5_ALIGNED_MTTS_OCTW(MLX5E_REQUIRED_MTTS(ix)));

sq->db.wqe_info[pi] = (struct mlx5e_icosq_wqe_info) { .wqe_type = MLX5E_ICOSQ_WQE_UMR_RX, diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c index 4b8a442f09cd..930f19c598bb 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c @@ -2597,6 +2597,16 @@ static int __parse_cls_flower(struct mlx5e_priv *priv, *match_level = MLX5_MATCH_L4; }

+ /* Currenlty supported only for MPLS over UDP */ + if (flow_rule_match_key(rule, FLOW_DISSECTOR_KEY_MPLS) && + !netif_is_bareudp(filter_dev)) { + NL_SET_ERR_MSG_MOD(extack, + "Matching on MPLS is supported only for MPLS over UDP"); + netdev_err(priv->netdev, + "Matching on MPLS is supported only for MPLS over UDP\n"); + return -EOPNOTSUPP; + } + return 0; }

@@ -3200,6 +3210,37 @@ static int is_action_keys_supported(const struct flow_action_entry *act, return 0; }

+static bool modify_tuple_supported(bool modify_tuple, bool ct_clear, + bool ct_flow, struct netlink_ext_ack *extack, + struct mlx5e_priv *priv, + struct mlx5_flow_spec *spec) +{ + if (!modify_tuple || ct_clear) + return true; + + if (ct_flow) { + NL_SET_ERR_MSG_MOD(extack, + "can't offload tuple modification with non-clear ct()"); + netdev_info(priv->netdev, + "can't offload tuple modification with non-clear ct()"); + return false; + } + + /* Add ct_state=-trk match so it will be offloaded for non ct flows + * (or after clear action), as otherwise, since the tuple is changed, + * we can't restore ct state + */ + if (mlx5_tc_ct_add_no_trk_match(spec)) { + NL_SET_ERR_MSG_MOD(extack, + "can't offload tuple modification with ct matches and no ct(clear) action"); + netdev_info(priv->netdev, + "can't offload tuple modification with ct matches and no ct(clear) action"); + return false; + } + + return true; +} + static bool modify_header_match_supported(struct mlx5e_priv *priv, struct mlx5_flow_spec *spec, struct flow_action *flow_action, @@ -3238,18 +3279,9 @@ static bool modify_header_match_supported(struct mlx5e_priv *priv, return err; }

- /* Add ct_state=-trk match so it will be offloaded for non ct flows - * (or after clear action), as otherwise, since the tuple is changed, - * we can't restore ct state - */ - if (!ct_clear && modify_tuple && - mlx5_tc_ct_add_no_trk_match(spec)) { - NL_SET_ERR_MSG_MOD(extack, - "can't offload tuple modify header with ct matches"); - netdev_info(priv->netdev, - "can't offload tuple modify header with ct matches"); + if (!modify_tuple_supported(modify_tuple, ct_clear, ct_flow, extack, + priv, spec)) return false; - }

ip_proto = MLX5_GET(fte_match_set_lyr_2_4, headers_v, ip_protocol); if (modify_ip_header && ip_proto != IPPROTO_TCP && diff --git a/drivers/net/ethernet/netronome/nfp/flower/metadata.c b/drivers/net/ethernet/netronome/nfp/flower/metadata.c index 5defd31d481c..aa06fcb38f8b 100644 --- a/drivers/net/ethernet/netronome/nfp/flower/metadata.c +++ b/drivers/net/ethernet/netronome/nfp/flower/metadata.c @@ -327,8 +327,14 @@ int nfp_compile_flow_metadata(struct nfp_app *app, goto err_free_ctx_entry; }

+ /* Do net allocate a mask-id for pre_tun_rules. These flows are used to + * configure the pre_tun table and are never actually send to the + * firmware as an add-flow message. This causes the mask-id allocation + * on the firmware to get out of sync if allocated here. + */ new_mask_id = 0; - if (!nfp_check_mask_add(app, nfp_flow->mask_data, + if (!nfp_flow->pre_tun_rule.dev && + !nfp_check_mask_add(app, nfp_flow->mask_data, nfp_flow->meta.mask_len, &nfp_flow->meta.flags, &new_mask_id)) { NL_SET_ERR_MSG_MOD(extack, "invalid entry: cannot allocate a new mask id"); @@ -359,7 +365,8 @@ int nfp_compile_flow_metadata(struct nfp_app *app, goto err_remove_mask; }

- if (!nfp_check_mask_remove(app, nfp_flow->mask_data, + if (!nfp_flow->pre_tun_rule.dev && + !nfp_check_mask_remove(app, nfp_flow->mask_data, nfp_flow->meta.mask_len, NULL, &new_mask_id)) { NL_SET_ERR_MSG_MOD(extack, "invalid entry: cannot release mask id"); @@ -374,8 +381,10 @@ int nfp_compile_flow_metadata(struct nfp_app *app, return 0;

err_remove_mask: - nfp_check_mask_remove(app, nfp_flow->mask_data, nfp_flow->meta.mask_len, - NULL, &new_mask_id); + if (!nfp_flow->pre_tun_rule.dev) + nfp_check_mask_remove(app, nfp_flow->mask_data, + nfp_flow->meta.mask_len, + NULL, &new_mask_id); err_remove_rhash: WARN_ON_ONCE(rhashtable_remove_fast(&priv->stats_ctx_table, &ctx_entry->ht_node, @@ -406,9 +415,10 @@ int nfp_modify_flow_metadata(struct nfp_app *app,

__nfp_modify_flow_metadata(priv, nfp_flow);

- nfp_check_mask_remove(app, nfp_flow->mask_data, - nfp_flow->meta.mask_len, &nfp_flow->meta.flags, - &new_mask_id); + if (!nfp_flow->pre_tun_rule.dev) + nfp_check_mask_remove(app, nfp_flow->mask_data, + nfp_flow->meta.mask_len, &nfp_flow->meta.flags, + &new_mask_id);

/* Update flow payload with mask ids. */ nfp_flow->unmasked_data[NFP_FL_MASK_ID_LOCATION] = new_mask_id; diff --git a/drivers/net/ethernet/netronome/nfp/flower/offload.c b/drivers/net/ethernet/netronome/nfp/flower/offload.c index 1c59aff2163c..d72225d64a75 100644 --- a/drivers/net/ethernet/netronome/nfp/flower/offload.c +++ b/drivers/net/ethernet/netronome/nfp/flower/offload.c @@ -1142,6 +1142,12 @@ nfp_flower_validate_pre_tun_rule(struct nfp_app *app, return -EOPNOTSUPP; }

+ if (!(key_layer & NFP_FLOWER_LAYER_IPV4) && + !(key_layer & NFP_FLOWER_LAYER_IPV6)) { + NL_SET_ERR_MSG_MOD(extack, "unsupported pre-tunnel rule: match on ipv4/ipv6 eth_type must be present"); + return -EOPNOTSUPP; + } + /* Skip fields known to exist. */ mask += sizeof(struct nfp_flower_meta_tci); ext += sizeof(struct nfp_flower_meta_tci); @@ -1152,6 +1158,13 @@ nfp_flower_validate_pre_tun_rule(struct nfp_app *app, mask += sizeof(struct nfp_flower_in_port); ext += sizeof(struct nfp_flower_in_port);

+ /* Ensure destination MAC address matches pre_tun_dev. */ + mac = (struct nfp_flower_mac_mpls *)ext; + if (memcmp(&mac->mac_dst[0], flow->pre_tun_rule.dev->dev_addr, 6)) { + NL_SET_ERR_MSG_MOD(extack, "unsupported pre-tunnel rule: dest MAC must match output dev MAC"); + return -EOPNOTSUPP; + } + /* Ensure destination MAC address is fully matched. */ mac = (struct nfp_flower_mac_mpls *)mask; if (!is_broadcast_ether_addr(&mac->mac_dst[0])) { @@ -1159,6 +1172,11 @@ nfp_flower_validate_pre_tun_rule(struct nfp_app *app, return -EOPNOTSUPP; }

+ if (mac->mpls_lse) { + NL_SET_ERR_MSG_MOD(extack, "unsupported pre-tunnel rule: MPLS not supported"); + return -EOPNOTSUPP; + } + mask += sizeof(struct nfp_flower_mac_mpls); ext += sizeof(struct nfp_flower_mac_mpls); if (key_layer & NFP_FLOWER_LAYER_IPV4 || diff --git a/drivers/net/ethernet/netronome/nfp/flower/tunnel_conf.c b/drivers/net/ethernet/netronome/nfp/flower/tunnel_conf.c index 7248d248f604..d19c02e99114 100644 --- a/drivers/net/ethernet/netronome/nfp/flower/tunnel_conf.c +++ b/drivers/net/ethernet/netronome/nfp/flower/tunnel_conf.c @@ -16,8 +16,9 @@ #define NFP_FL_MAX_ROUTES 32

#define NFP_TUN_PRE_TUN_RULE_LIMIT 32 -#define NFP_TUN_PRE_TUN_RULE_DEL 0x1 -#define NFP_TUN_PRE_TUN_IDX_BIT 0x8 +#define NFP_TUN_PRE_TUN_RULE_DEL BIT(0) +#define NFP_TUN_PRE_TUN_IDX_BIT BIT(3) +#define NFP_TUN_PRE_TUN_IPV6_BIT BIT(7)

/** * struct nfp_tun_pre_run_rule - rule matched before decap @@ -1268,6 +1269,7 @@ int nfp_flower_xmit_pre_tun_flow(struct nfp_app *app, { struct nfp_flower_priv *app_priv = app->priv; struct nfp_tun_offloaded_mac *mac_entry; + struct nfp_flower_meta_tci *key_meta; struct nfp_tun_pre_tun_rule payload; struct net_device *internal_dev; int err; @@ -1290,6 +1292,15 @@ int nfp_flower_xmit_pre_tun_flow(struct nfp_app *app, if (!mac_entry) return -ENOENT;

+ /* Set/clear IPV6 bit. cpu_to_be16() swap will lead to MSB being + * set/clear for port_idx. + */ + key_meta = (struct nfp_flower_meta_tci *)flow->unmasked_data; + if (key_meta->nfp_flow_key_layer & NFP_FLOWER_LAYER_IPV6) + mac_entry->index |= NFP_TUN_PRE_TUN_IPV6_BIT; + else + mac_entry->index &= ~NFP_TUN_PRE_TUN_IPV6_BIT; + payload.port_idx = cpu_to_be16(mac_entry->index);

/* Copy mac id and vlan to flow - dev may not exist at delete time. */ diff --git a/drivers/net/ethernet/pensando/ionic/ionic_txrx.c b/drivers/net/ethernet/pensando/ionic/ionic_txrx.c index a81feffb09b8..909eca14f647 100644 --- a/drivers/net/ethernet/pensando/ionic/ionic_txrx.c +++ b/drivers/net/ethernet/pensando/ionic/ionic_txrx.c @@ -1077,15 +1077,17 @@ static int ionic_tx_descs_needed(struct ionic_queue *q, struct sk_buff *skb) { int sg_elems = q->lif->qtype_info[IONIC_QTYPE_TXQ].max_sg_elems; struct ionic_tx_stats *stats = q_to_tx_stats(q); + int ndescs; int err;

- /* If TSO, need roundup(skb->len/mss) descs */ + /* Each desc is mss long max, so a descriptor for each gso_seg */ if (skb_is_gso(skb)) - return (skb->len / skb_shinfo(skb)->gso_size) + 1; + ndescs = skb_shinfo(skb)->gso_segs; + else + ndescs = 1;

- /* If non-TSO, just need 1 desc and nr_frags sg elems */ if (skb_shinfo(skb)->nr_frags <= sg_elems) - return 1; + return ndescs;

/* Too many frags, so linearize */ err = skb_linearize(skb); @@ -1094,8 +1096,7 @@ static int ionic_tx_descs_needed(struct ionic_queue *q, struct sk_buff *skb)

stats->linearize++;

- /* Need 1 desc and zero sg elems */ - return 1; + return ndescs; }

static int ionic_maybe_stop_tx(struct ionic_queue *q, int ndescs) diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_minidump.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_minidump.c index 7760a3394e93..7ecb3dfe30bd 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_minidump.c +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_minidump.c @@ -1425,6 +1425,7 @@ void qlcnic_83xx_get_minidump_template(struct qlcnic_adapter *adapter)

if (fw_dump->tmpl_hdr == NULL || current_version > prev_version) { vfree(fw_dump->tmpl_hdr); + fw_dump->tmpl_hdr = NULL;

if (qlcnic_83xx_md_check_extended_dump_capability(adapter)) extended = !qlcnic_83xx_extend_md_capab(adapter); @@ -1443,6 +1444,8 @@ void qlcnic_83xx_get_minidump_template(struct qlcnic_adapter *adapter) struct qlcnic_83xx_dump_template_hdr *hdr;

hdr = fw_dump->tmpl_hdr; + if (!hdr) + return; hdr->drv_cap_mask = 0x1f; fw_dump->cap_mask = 0x1f; dev_info(&pdev->dev, diff --git a/drivers/net/ethernet/realtek/r8169_main.c b/drivers/net/ethernet/realtek/r8169_main.c index 1591715c9717..d634da20b4f9 100644 --- a/drivers/net/ethernet/realtek/r8169_main.c +++ b/drivers/net/ethernet/realtek/r8169_main.c @@ -4726,6 +4726,9 @@ static void rtl8169_down(struct rtl8169_private *tp)

rtl8169_update_counters(tp);

+ pci_clear_master(tp->pci_dev); + rtl_pci_commit(tp); + rtl8169_cleanup(tp, true);

rtl_pll_power_down(tp); @@ -4733,6 +4736,7 @@ static void rtl8169_down(struct rtl8169_private *tp)

static void rtl8169_up(struct rtl8169_private *tp) { + pci_set_master(tp->pci_dev); rtl_pll_power_up(tp); rtl8169_init_phy(tp); napi_enable(&tp->napi); @@ -5394,8 +5398,6 @@ static int rtl_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)

rtl_hw_reset(tp);

- pci_set_master(pdev); - rc = rtl_alloc_irq(tp); if (rc < 0) { dev_err(&pdev->dev, "Can't allocate interrupt\n"); diff --git a/drivers/net/ethernet/socionext/netsec.c b/drivers/net/ethernet/socionext/netsec.c index 1503cc9ec6e2..ef3634d1b9f7 100644 --- a/drivers/net/ethernet/socionext/netsec.c +++ b/drivers/net/ethernet/socionext/netsec.c @@ -1708,14 +1708,17 @@ static int netsec_netdev_init(struct net_device *ndev) goto err1;

/* set phy power down */ - data = netsec_phy_read(priv->mii_bus, priv->phy_addr, MII_BMCR) | - BMCR_PDOWN; - netsec_phy_write(priv->mii_bus, priv->phy_addr, MII_BMCR, data); + data = netsec_phy_read(priv->mii_bus, priv->phy_addr, MII_BMCR); + netsec_phy_write(priv->mii_bus, priv->phy_addr, MII_BMCR, + data | BMCR_PDOWN);

ret = netsec_reset_hardware(priv, true); if (ret) goto err2;

+ /* Restore phy power state */ + netsec_phy_write(priv->mii_bus, priv->phy_addr, MII_BMCR, data); + spin_lock_init(&priv->desc_ring[NETSEC_RING_TX].lock); spin_lock_init(&priv->desc_ring[NETSEC_RING_RX].lock);

diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c index a5e0eff4a387..9f5ccf1a0a54 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c @@ -1217,6 +1217,8 @@ static int sun8i_dwmac_probe(struct platform_device *pdev) plat_dat->init = sun8i_dwmac_init; plat_dat->exit = sun8i_dwmac_exit; plat_dat->setup = sun8i_dwmac_setup; + plat_dat->tx_fifo_size = 4096; + plat_dat->rx_fifo_size = 16384;

ret = sun8i_dwmac_set_syscon(&pdev->dev, plat_dat); if (ret) diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac4_descs.c b/drivers/net/ethernet/stmicro/stmmac/dwmac4_descs.c index 2ecd3a8a690c..cbf4429fb1d2 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac4_descs.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac4_descs.c @@ -402,19 +402,53 @@ static void dwmac4_rd_set_tx_ic(struct dma_desc *p) p->des2 |= cpu_to_le32(TDES2_INTERRUPT_ON_COMPLETION); }

-static void dwmac4_display_ring(void *head, unsigned int size, bool rx) +static void dwmac4_display_ring(void *head, unsigned int size, bool rx, + dma_addr_t dma_rx_phy, unsigned int desc_size) { - struct dma_desc *p = (struct dma_desc *)head; + dma_addr_t dma_addr; int i;

pr_info("%s descriptor ring:\n", rx ? "RX" : "TX");

- for (i = 0; i < size; i++) { - pr_info("%03d [0x%x]: 0x%x 0x%x 0x%x 0x%x\n", - i, (unsigned int)virt_to_phys(p), - le32_to_cpu(p->des0), le32_to_cpu(p->des1), - le32_to_cpu(p->des2), le32_to_cpu(p->des3)); - p++; + if (desc_size == sizeof(struct dma_desc)) { + struct dma_desc *p = (struct dma_desc *)head; + + for (i = 0; i < size; i++) { + dma_addr = dma_rx_phy + i * sizeof(*p); + pr_info("%03d [%pad]: 0x%x 0x%x 0x%x 0x%x\n", + i, &dma_addr, + le32_to_cpu(p->des0), le32_to_cpu(p->des1), + le32_to_cpu(p->des2), le32_to_cpu(p->des3)); + p++; + } + } else if (desc_size == sizeof(struct dma_extended_desc)) { + struct dma_extended_desc *extp = (struct dma_extended_desc *)head; + + for (i = 0; i < size; i++) { + dma_addr = dma_rx_phy + i * sizeof(*extp); + pr_info("%03d [%pad]: 0x%x 0x%x 0x%x 0x%x 0x%x 0x%x 0x%x 0x%x\n", + i, &dma_addr, + le32_to_cpu(extp->basic.des0), le32_to_cpu(extp->basic.des1), + le32_to_cpu(extp->basic.des2), le32_to_cpu(extp->basic.des3), + le32_to_cpu(extp->des4), le32_to_cpu(extp->des5), + le32_to_cpu(extp->des6), le32_to_cpu(extp->des7)); + extp++; + } + } else if (desc_size == sizeof(struct dma_edesc)) { + struct dma_edesc *ep = (struct dma_edesc *)head; + + for (i = 0; i < size; i++) { + dma_addr = dma_rx_phy + i * sizeof(*ep); + pr_info("%03d [%pad]: 0x%x 0x%x 0x%x 0x%x 0x%x 0x%x 0x%x 0x%x\n", + i, &dma_addr, + le32_to_cpu(ep->des4), le32_to_cpu(ep->des5), + le32_to_cpu(ep->des6), le32_to_cpu(ep->des7), + le32_to_cpu(ep->basic.des0), le32_to_cpu(ep->basic.des1), + le32_to_cpu(ep->basic.des2), le32_to_cpu(ep->basic.des3)); + ep++; + } + } else { + pr_err("unsupported descriptor!"); } }

diff --git a/drivers/net/ethernet/stmicro/stmmac/enh_desc.c b/drivers/net/ethernet/stmicro/stmmac/enh_desc.c index d02cec296f51..6650edfab5bc 100644 --- a/drivers/net/ethernet/stmicro/stmmac/enh_desc.c +++ b/drivers/net/ethernet/stmicro/stmmac/enh_desc.c @@ -417,19 +417,22 @@ static int enh_desc_get_rx_timestamp_status(void *desc, void *next_desc, } }

-static void enh_desc_display_ring(void *head, unsigned int size, bool rx) +static void enh_desc_display_ring(void *head, unsigned int size, bool rx, + dma_addr_t dma_rx_phy, unsigned int desc_size) { struct dma_extended_desc *ep = (struct dma_extended_desc *)head; + dma_addr_t dma_addr; int i;

pr_info("Extended %s descriptor ring:\n", rx ? "RX" : "TX");

for (i = 0; i < size; i++) { u64 x; + dma_addr = dma_rx_phy + i * sizeof(*ep);

x = *(u64 *)ep; - pr_info("%03d [0x%x]: 0x%x 0x%x 0x%x 0x%x\n", - i, (unsigned int)virt_to_phys(ep), + pr_info("%03d [%pad]: 0x%x 0x%x 0x%x 0x%x\n", + i, &dma_addr, (unsigned int)x, (unsigned int)(x >> 32), ep->basic.des2, ep->basic.des3); ep++; diff --git a/drivers/net/ethernet/stmicro/stmmac/hwif.h b/drivers/net/ethernet/stmicro/stmmac/hwif.h index afe7ec496545..b0b84244ef10 100644 --- a/drivers/net/ethernet/stmicro/stmmac/hwif.h +++ b/drivers/net/ethernet/stmicro/stmmac/hwif.h @@ -78,7 +78,8 @@ struct stmmac_desc_ops { /* get rx timestamp status */ int (*get_rx_timestamp_status)(void *desc, void *next_desc, u32 ats); /* Display ring */ - void (*display_ring)(void *head, unsigned int size, bool rx); + void (*display_ring)(void *head, unsigned int size, bool rx, + dma_addr_t dma_rx_phy, unsigned int desc_size); /* set MSS via context descriptor */ void (*set_mss)(struct dma_desc *p, unsigned int mss); /* get descriptor skbuff address */ diff --git a/drivers/net/ethernet/stmicro/stmmac/norm_desc.c b/drivers/net/ethernet/stmicro/stmmac/norm_desc.c index f083360e4ba6..98ef43f35802 100644 --- a/drivers/net/ethernet/stmicro/stmmac/norm_desc.c +++ b/drivers/net/ethernet/stmicro/stmmac/norm_desc.c @@ -269,19 +269,22 @@ static int ndesc_get_rx_timestamp_status(void *desc, void *next_desc, u32 ats) return 1; }

-static void ndesc_display_ring(void *head, unsigned int size, bool rx) +static void ndesc_display_ring(void *head, unsigned int size, bool rx, + dma_addr_t dma_rx_phy, unsigned int desc_size) { struct dma_desc *p = (struct dma_desc *)head; + dma_addr_t dma_addr; int i;

pr_info("%s descriptor ring:\n", rx ? "RX" : "TX");

for (i = 0; i < size; i++) { u64 x; + dma_addr = dma_rx_phy + i * sizeof(*p);

x = *(u64 *)p; - pr_info("%03d [0x%x]: 0x%x 0x%x 0x%x 0x%x", - i, (unsigned int)virt_to_phys(p), + pr_info("%03d [%pad]: 0x%x 0x%x 0x%x 0x%x", + i, &dma_addr, (unsigned int)x, (unsigned int)(x >> 32), p->des2, p->des3); p++; diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c index 7d01c5cf60c9..6012eadae460 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c @@ -1109,6 +1109,7 @@ static int stmmac_phy_setup(struct stmmac_priv *priv) static void stmmac_display_rx_rings(struct stmmac_priv *priv) { u32 rx_cnt = priv->plat->rx_queues_to_use; + unsigned int desc_size; void *head_rx; u32 queue;

@@ -1118,19 +1119,24 @@ static void stmmac_display_rx_rings(struct stmmac_priv *priv)

pr_info("\tRX Queue %u rings\n", queue);

- if (priv->extend_desc) + if (priv->extend_desc) { head_rx = (void *)rx_q->dma_erx; - else + desc_size = sizeof(struct dma_extended_desc); + } else { head_rx = (void *)rx_q->dma_rx; + desc_size = sizeof(struct dma_desc); + }

/* Display RX ring */ - stmmac_display_ring(priv, head_rx, priv->dma_rx_size, true); + stmmac_display_ring(priv, head_rx, priv->dma_rx_size, true, + rx_q->dma_rx_phy, desc_size); } }

static void stmmac_display_tx_rings(struct stmmac_priv *priv) { u32 tx_cnt = priv->plat->tx_queues_to_use; + unsigned int desc_size; void *head_tx; u32 queue;

@@ -1140,14 +1146,19 @@ static void stmmac_display_tx_rings(struct stmmac_priv *priv)

pr_info("\tTX Queue %d rings\n", queue);

- if (priv->extend_desc) + if (priv->extend_desc) { head_tx = (void *)tx_q->dma_etx; - else if (tx_q->tbs & STMMAC_TBS_AVAIL) + desc_size = sizeof(struct dma_extended_desc); + } else if (tx_q->tbs & STMMAC_TBS_AVAIL) { head_tx = (void *)tx_q->dma_entx; - else + desc_size = sizeof(struct dma_edesc); + } else { head_tx = (void *)tx_q->dma_tx; + desc_size = sizeof(struct dma_desc); + }

- stmmac_display_ring(priv, head_tx, priv->dma_tx_size, false); + stmmac_display_ring(priv, head_tx, priv->dma_tx_size, false, + tx_q->dma_tx_phy, desc_size); } }

@@ -3710,18 +3721,23 @@ static int stmmac_rx(struct stmmac_priv *priv, int limit, u32 queue) unsigned int count = 0, error = 0, len = 0; int status = 0, coe = priv->hw->rx_csum; unsigned int next_entry = rx_q->cur_rx; + unsigned int desc_size; struct sk_buff *skb = NULL;

if (netif_msg_rx_status(priv)) { void *rx_head;

netdev_dbg(priv->dev, "%s: descriptor ring:\n", __func__); - if (priv->extend_desc) + if (priv->extend_desc) { rx_head = (void *)rx_q->dma_erx; - else + desc_size = sizeof(struct dma_extended_desc); + } else { rx_head = (void *)rx_q->dma_rx; + desc_size = sizeof(struct dma_desc); + }

- stmmac_display_ring(priv, rx_head, priv->dma_rx_size, true); + stmmac_display_ring(priv, rx_head, priv->dma_rx_size, true, + rx_q->dma_rx_phy, desc_size); } while (count < limit) { unsigned int buf1_len = 0, buf2_len = 0; @@ -4289,24 +4305,27 @@ static int stmmac_set_mac_address(struct net_device *ndev, void *addr) static struct dentry *stmmac_fs_dir;

static void sysfs_display_ring(void *head, int size, int extend_desc, - struct seq_file *seq) + struct seq_file *seq, dma_addr_t dma_phy_addr) { int i; struct dma_extended_desc *ep = (struct dma_extended_desc *)head; struct dma_desc *p = (struct dma_desc *)head; + dma_addr_t dma_addr;

for (i = 0; i < size; i++) { if (extend_desc) { - seq_printf(seq, "%d [0x%x]: 0x%x 0x%x 0x%x 0x%x\n", - i, (unsigned int)virt_to_phys(ep), + dma_addr = dma_phy_addr + i * sizeof(*ep); + seq_printf(seq, "%d [%pad]: 0x%x 0x%x 0x%x 0x%x\n", + i, &dma_addr, le32_to_cpu(ep->basic.des0), le32_to_cpu(ep->basic.des1), le32_to_cpu(ep->basic.des2), le32_to_cpu(ep->basic.des3)); ep++; } else { - seq_printf(seq, "%d [0x%x]: 0x%x 0x%x 0x%x 0x%x\n", - i, (unsigned int)virt_to_phys(p), + dma_addr = dma_phy_addr + i * sizeof(*p); + seq_printf(seq, "%d [%pad]: 0x%x 0x%x 0x%x 0x%x\n", + i, &dma_addr, le32_to_cpu(p->des0), le32_to_cpu(p->des1), le32_to_cpu(p->des2), le32_to_cpu(p->des3)); p++; @@ -4334,11 +4353,11 @@ static int stmmac_rings_status_show(struct seq_file *seq, void *v) if (priv->extend_desc) { seq_printf(seq, "Extended descriptor ring:\n"); sysfs_display_ring((void *)rx_q->dma_erx, - priv->dma_rx_size, 1, seq); + priv->dma_rx_size, 1, seq, rx_q->dma_rx_phy); } else { seq_printf(seq, "Descriptor ring:\n"); sysfs_display_ring((void *)rx_q->dma_rx, - priv->dma_rx_size, 0, seq); + priv->dma_rx_size, 0, seq, rx_q->dma_rx_phy); } }

@@ -4350,11 +4369,11 @@ static int stmmac_rings_status_show(struct seq_file *seq, void *v) if (priv->extend_desc) { seq_printf(seq, "Extended descriptor ring:\n"); sysfs_display_ring((void *)tx_q->dma_etx, - priv->dma_tx_size, 1, seq); + priv->dma_tx_size, 1, seq, tx_q->dma_tx_phy); } else if (!(tx_q->tbs & STMMAC_TBS_AVAIL)) { seq_printf(seq, "Descriptor ring:\n"); sysfs_display_ring((void *)tx_q->dma_tx, - priv->dma_tx_size, 0, seq); + priv->dma_tx_size, 0, seq, tx_q->dma_tx_phy); } }

diff --git a/drivers/net/ethernet/sun/niu.c b/drivers/net/ethernet/sun/niu.c index 68695d4afacd..707ccdd03b19 100644 --- a/drivers/net/ethernet/sun/niu.c +++ b/drivers/net/ethernet/sun/niu.c @@ -3931,8 +3931,6 @@ static void niu_xmac_interrupt(struct niu *np) mp->rx_mcasts += RXMAC_MC_FRM_CNT_COUNT; if (val & XRXMAC_STATUS_RXBCAST_CNT_EXP) mp->rx_bcasts += RXMAC_BC_FRM_CNT_COUNT; - if (val & XRXMAC_STATUS_RXBCAST_CNT_EXP) - mp->rx_bcasts += RXMAC_BC_FRM_CNT_COUNT; if (val & XRXMAC_STATUS_RXHIST1_CNT_EXP) mp->rx_hist_cnt1 += RXMAC_HIST_CNT1_COUNT; if (val & XRXMAC_STATUS_RXHIST2_CNT_EXP) diff --git a/drivers/net/ethernet/tehuti/tehuti.c b/drivers/net/ethernet/tehuti/tehuti.c index b8f4f419173f..d054c6e83b1c 100644 --- a/drivers/net/ethernet/tehuti/tehuti.c +++ b/drivers/net/ethernet/tehuti/tehuti.c @@ -2044,6 +2044,7 @@ bdx_probe(struct pci_dev *pdev, const struct pci_device_id *ent) /*bdx_hw_reset(priv); */ if (bdx_read_mac(priv)) { pr_err("load MAC address failed\n"); + err = -EFAULT; goto err_out_iomap; } SET_NETDEV_DEV(ndev, &pdev->dev); diff --git a/drivers/net/ethernet/xilinx/xilinx_axienet.h b/drivers/net/ethernet/xilinx/xilinx_axienet.h index f34c7903ff52..7326ad4d5e1c 100644 --- a/drivers/net/ethernet/xilinx/xilinx_axienet.h +++ b/drivers/net/ethernet/xilinx/xilinx_axienet.h @@ -419,6 +419,9 @@ struct axienet_local { struct phylink *phylink; struct phylink_config phylink_config;

+ /* Reference to PCS/PMA PHY if used */ + struct mdio_device *pcs_phy; + /* Clock for AXI bus */ struct clk *clk;

diff --git a/drivers/net/ethernet/xilinx/xilinx_axienet_main.c b/drivers/net/ethernet/xilinx/xilinx_axienet_main.c index eea0bb7c23ed..69c79cc24e6e 100644 --- a/drivers/net/ethernet/xilinx/xilinx_axienet_main.c +++ b/drivers/net/ethernet/xilinx/xilinx_axienet_main.c @@ -1517,10 +1517,27 @@ static void axienet_validate(struct phylink_config *config,

phylink_set(mask, Asym_Pause); phylink_set(mask, Pause); - phylink_set(mask, 1000baseX_Full); - phylink_set(mask, 10baseT_Full); - phylink_set(mask, 100baseT_Full); - phylink_set(mask, 1000baseT_Full); + + switch (state->interface) { + case PHY_INTERFACE_MODE_NA: + case PHY_INTERFACE_MODE_1000BASEX: + case PHY_INTERFACE_MODE_SGMII: + case PHY_INTERFACE_MODE_GMII: + case PHY_INTERFACE_MODE_RGMII: + case PHY_INTERFACE_MODE_RGMII_ID: + case PHY_INTERFACE_MODE_RGMII_RXID: + case PHY_INTERFACE_MODE_RGMII_TXID: + phylink_set(mask, 1000baseX_Full); + phylink_set(mask, 1000baseT_Full); + if (state->interface == PHY_INTERFACE_MODE_1000BASEX) + break; + fallthrough; + case PHY_INTERFACE_MODE_MII: + phylink_set(mask, 100baseT_Full); + phylink_set(mask, 10baseT_Full); + default: + break; + }

bitmap_and(supported, supported, mask, __ETHTOOL_LINK_MODE_MASK_NBITS); @@ -1533,38 +1550,46 @@ static void axienet_mac_pcs_get_state(struct phylink_config *config, { struct net_device *ndev = to_net_dev(config->dev); struct axienet_local *lp = netdev_priv(ndev); - u32 emmc_reg, fcc_reg; - - state->interface = lp->phy_mode; - - emmc_reg = axienet_ior(lp, XAE_EMMC_OFFSET); - if (emmc_reg & XAE_EMMC_LINKSPD_1000) - state->speed = SPEED_1000; - else if (emmc_reg & XAE_EMMC_LINKSPD_100) - state->speed = SPEED_100; - else - state->speed = SPEED_10; - - state->pause = 0; - fcc_reg = axienet_ior(lp, XAE_FCC_OFFSET); - if (fcc_reg & XAE_FCC_FCTX_MASK) - state->pause |= MLO_PAUSE_TX; - if (fcc_reg & XAE_FCC_FCRX_MASK) - state->pause |= MLO_PAUSE_RX;

- state->an_complete = 0; - state->duplex = 1; + switch (state->interface) { + case PHY_INTERFACE_MODE_SGMII: + case PHY_INTERFACE_MODE_1000BASEX: + phylink_mii_c22_pcs_get_state(lp->pcs_phy, state); + break; + default: + break; + } }

static void axienet_mac_an_restart(struct phylink_config *config) { - /* Unsupported, do nothing */ + struct net_device *ndev = to_net_dev(config->dev); + struct axienet_local *lp = netdev_priv(ndev); + + phylink_mii_c22_pcs_an_restart(lp->pcs_phy); }

static void axienet_mac_config(struct phylink_config *config, unsigned int mode, const struct phylink_link_state *state) { - /* nothing meaningful to do */ + struct net_device *ndev = to_net_dev(config->dev); + struct axienet_local *lp = netdev_priv(ndev); + int ret; + + switch (state->interface) { + case PHY_INTERFACE_MODE_SGMII: + case PHY_INTERFACE_MODE_1000BASEX: + ret = phylink_mii_c22_pcs_config(lp->pcs_phy, mode, + state->interface, + state->advertising); + if (ret < 0) + netdev_warn(ndev, "Failed to configure PCS: %d\n", + ret); + break; + + default: + break; + } }

static void axienet_mac_link_down(struct phylink_config *config, @@ -1823,7 +1848,7 @@ static int axienet_probe(struct platform_device *pdev) if (IS_ERR(lp->regs)) { dev_err(&pdev->dev, "could not map Axi Ethernet regs.\n"); ret = PTR_ERR(lp->regs); - goto free_netdev; + goto cleanup_clk; } lp->regs_start = ethres->start;

@@ -1898,12 +1923,12 @@ static int axienet_probe(struct platform_device *pdev) break; default: ret = -EINVAL; - goto free_netdev; + goto cleanup_clk; } } else { ret = of_get_phy_mode(pdev->dev.of_node, &lp->phy_mode); if (ret) - goto free_netdev; + goto cleanup_clk; }

/* Find the DMA node, map the DMA registers, and decode the DMA IRQs */ @@ -1916,7 +1941,7 @@ static int axienet_probe(struct platform_device *pdev) dev_err(&pdev->dev, "unable to get DMA resource\n"); of_node_put(np); - goto free_netdev; + goto cleanup_clk; } lp->dma_regs = devm_ioremap_resource(&pdev->dev, &dmares); @@ -1936,12 +1961,12 @@ static int axienet_probe(struct platform_device *pdev) if (IS_ERR(lp->dma_regs)) { dev_err(&pdev->dev, "could not map DMA regs\n"); ret = PTR_ERR(lp->dma_regs); - goto free_netdev; + goto cleanup_clk; } if ((lp->rx_irq <= 0) || (lp->tx_irq <= 0)) { dev_err(&pdev->dev, "could not determine irqs\n"); ret = -ENOMEM; - goto free_netdev; + goto cleanup_clk; }

/* Autodetect the need for 64-bit DMA pointers. @@ -1971,7 +1996,7 @@ static int axienet_probe(struct platform_device *pdev) ret = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(addr_width)); if (ret) { dev_err(&pdev->dev, "No suitable DMA available\n"); - goto free_netdev; + goto cleanup_clk; }

/* Check for Ethernet core IRQ (optional) */ @@ -1997,6 +2022,20 @@ static int axienet_probe(struct platform_device *pdev) dev_warn(&pdev->dev, "error registering MDIO bus: %d\n", ret); } + if (lp->phy_mode == PHY_INTERFACE_MODE_SGMII || + lp->phy_mode == PHY_INTERFACE_MODE_1000BASEX) { + if (!lp->phy_node) { + dev_err(&pdev->dev, "phy-handle required for 1000BaseX/SGMII\n"); + ret = -EINVAL; + goto cleanup_mdio; + } + lp->pcs_phy = of_mdio_find_device(lp->phy_node); + if (!lp->pcs_phy) { + ret = -EPROBE_DEFER; + goto cleanup_mdio; + } + lp->phylink_config.pcs_poll = true; + }

lp->phylink_config.dev = &ndev->dev; lp->phylink_config.type = PHYLINK_NETDEV; @@ -2007,17 +2046,30 @@ static int axienet_probe(struct platform_device *pdev) if (IS_ERR(lp->phylink)) { ret = PTR_ERR(lp->phylink); dev_err(&pdev->dev, "phylink_create error (%i)\n", ret); - goto free_netdev; + goto cleanup_mdio; }

ret = register_netdev(lp->ndev); if (ret) { dev_err(lp->dev, "register_netdev() error (%i)\n", ret); - goto free_netdev; + goto cleanup_phylink; }

return 0;

+cleanup_phylink: + phylink_destroy(lp->phylink); + +cleanup_mdio: + if (lp->pcs_phy) + put_device(&lp->pcs_phy->dev); + if (lp->mii_bus) + axienet_mdio_teardown(lp); + of_node_put(lp->phy_node); + +cleanup_clk: + clk_disable_unprepare(lp->clk); + free_netdev: free_netdev(ndev);

@@ -2034,6 +2086,9 @@ static int axienet_remove(struct platform_device *pdev) if (lp->phylink) phylink_destroy(lp->phylink);

+ if (lp->pcs_phy) + put_device(&lp->pcs_phy->dev); + axienet_mdio_teardown(lp);

clk_disable_unprepare(lp->clk); diff --git a/drivers/net/ipa/ipa_qmi.c b/drivers/net/ipa/ipa_qmi.c index 5090f0f923ad..1a87a49538c5 100644 --- a/drivers/net/ipa/ipa_qmi.c +++ b/drivers/net/ipa/ipa_qmi.c @@ -249,6 +249,7 @@ static struct qmi_msg_handler ipa_server_msg_handlers[] = { .decoded_size = IPA_QMI_DRIVER_INIT_COMPLETE_REQ_SZ, .fn = ipa_server_driver_init_complete, }, + { }, };

/* Handle an INIT_DRIVER response message from the modem. */ @@ -269,6 +270,7 @@ static struct qmi_msg_handler ipa_client_msg_handlers[] = { .decoded_size = IPA_QMI_INIT_DRIVER_RSP_SZ, .fn = ipa_client_init_driver, }, + { }, };

/* Return a pointer to an init modem driver request structure, which contains diff --git a/drivers/net/phy/broadcom.c b/drivers/net/phy/broadcom.c index cd271de9609b..dbed15dc0fe7 100644 --- a/drivers/net/phy/broadcom.c +++ b/drivers/net/phy/broadcom.c @@ -26,7 +26,46 @@ MODULE_DESCRIPTION("Broadcom PHY driver"); MODULE_AUTHOR("Maciej W. Rozycki"); MODULE_LICENSE("GPL");

-static int bcm54xx_config_clock_delay(struct phy_device *phydev); +static int bcm54xx_config_clock_delay(struct phy_device *phydev) +{ + int rc, val; + + /* handling PHY's internal RX clock delay */ + val = bcm54xx_auxctl_read(phydev, MII_BCM54XX_AUXCTL_SHDWSEL_MISC); + val |= MII_BCM54XX_AUXCTL_MISC_WREN; + if (phydev->interface == PHY_INTERFACE_MODE_RGMII || + phydev->interface == PHY_INTERFACE_MODE_RGMII_TXID) { + /* Disable RGMII RXC-RXD skew */ + val &= ~MII_BCM54XX_AUXCTL_SHDWSEL_MISC_RGMII_SKEW_EN; + } + if (phydev->interface == PHY_INTERFACE_MODE_RGMII_ID || + phydev->interface == PHY_INTERFACE_MODE_RGMII_RXID) { + /* Enable RGMII RXC-RXD skew */ + val |= MII_BCM54XX_AUXCTL_SHDWSEL_MISC_RGMII_SKEW_EN; + } + rc = bcm54xx_auxctl_write(phydev, MII_BCM54XX_AUXCTL_SHDWSEL_MISC, + val); + if (rc < 0) + return rc; + + /* handling PHY's internal TX clock delay */ + val = bcm_phy_read_shadow(phydev, BCM54810_SHD_CLK_CTL); + if (phydev->interface == PHY_INTERFACE_MODE_RGMII || + phydev->interface == PHY_INTERFACE_MODE_RGMII_RXID) { + /* Disable internal TX clock delay */ + val &= ~BCM54810_SHD_CLK_CTL_GTXCLK_EN; + } + if (phydev->interface == PHY_INTERFACE_MODE_RGMII_ID || + phydev->interface == PHY_INTERFACE_MODE_RGMII_TXID) { + /* Enable internal TX clock delay */ + val |= BCM54810_SHD_CLK_CTL_GTXCLK_EN; + } + rc = bcm_phy_write_shadow(phydev, BCM54810_SHD_CLK_CTL, val); + if (rc < 0) + return rc; + + return 0; +}

static int bcm54210e_config_init(struct phy_device *phydev) { @@ -64,45 +103,62 @@ static int bcm54612e_config_init(struct phy_device *phydev) return 0; }

-static int bcm54xx_config_clock_delay(struct phy_device *phydev) +static int bcm54616s_config_init(struct phy_device *phydev) { int rc, val;

- /* handling PHY's internal RX clock delay */ + if (phydev->interface != PHY_INTERFACE_MODE_SGMII && + phydev->interface != PHY_INTERFACE_MODE_1000BASEX) + return 0; + + /* Ensure proper interface mode is selected. */ + /* Disable RGMII mode */ val = bcm54xx_auxctl_read(phydev, MII_BCM54XX_AUXCTL_SHDWSEL_MISC); + if (val < 0) + return val; + val &= ~MII_BCM54XX_AUXCTL_SHDWSEL_MISC_RGMII_EN; val |= MII_BCM54XX_AUXCTL_MISC_WREN; - if (phydev->interface == PHY_INTERFACE_MODE_RGMII || - phydev->interface == PHY_INTERFACE_MODE_RGMII_TXID) { - /* Disable RGMII RXC-RXD skew */ - val &= ~MII_BCM54XX_AUXCTL_SHDWSEL_MISC_RGMII_SKEW_EN; - } - if (phydev->interface == PHY_INTERFACE_MODE_RGMII_ID || - phydev->interface == PHY_INTERFACE_MODE_RGMII_RXID) { - /* Enable RGMII RXC-RXD skew */ - val |= MII_BCM54XX_AUXCTL_SHDWSEL_MISC_RGMII_SKEW_EN; - } rc = bcm54xx_auxctl_write(phydev, MII_BCM54XX_AUXCTL_SHDWSEL_MISC, val); if (rc < 0) return rc;

- /* handling PHY's internal TX clock delay */ - val = bcm_phy_read_shadow(phydev, BCM54810_SHD_CLK_CTL); - if (phydev->interface == PHY_INTERFACE_MODE_RGMII || - phydev->interface == PHY_INTERFACE_MODE_RGMII_RXID) { - /* Disable internal TX clock delay */ - val &= ~BCM54810_SHD_CLK_CTL_GTXCLK_EN; - } - if (phydev->interface == PHY_INTERFACE_MODE_RGMII_ID || - phydev->interface == PHY_INTERFACE_MODE_RGMII_TXID) { - /* Enable internal TX clock delay */ - val |= BCM54810_SHD_CLK_CTL_GTXCLK_EN; - } - rc = bcm_phy_write_shadow(phydev, BCM54810_SHD_CLK_CTL, val); + /* Select 1000BASE-X register set (primary SerDes) */ + val = bcm_phy_read_shadow(phydev, BCM54XX_SHD_MODE); + if (val < 0) + return val; + val |= BCM54XX_SHD_MODE_1000BX; + rc = bcm_phy_write_shadow(phydev, BCM54XX_SHD_MODE, val); if (rc < 0) return rc;

- return 0; + /* Power down SerDes interface */ + rc = phy_set_bits(phydev, MII_BMCR, BMCR_PDOWN); + if (rc < 0) + return rc; + + /* Select proper interface mode */ + val &= ~BCM54XX_SHD_INTF_SEL_MASK; + val |= phydev->interface == PHY_INTERFACE_MODE_SGMII ? + BCM54XX_SHD_INTF_SEL_SGMII : + BCM54XX_SHD_INTF_SEL_GBIC; + rc = bcm_phy_write_shadow(phydev, BCM54XX_SHD_MODE, val); + if (rc < 0) + return rc; + + /* Power up SerDes interface */ + rc = phy_clear_bits(phydev, MII_BMCR, BMCR_PDOWN); + if (rc < 0) + return rc; + + /* Select copper register set */ + val &= ~BCM54XX_SHD_MODE_1000BX; + rc = bcm_phy_write_shadow(phydev, BCM54XX_SHD_MODE, val); + if (rc < 0) + return rc; + + /* Power up copper interface */ + return phy_clear_bits(phydev, MII_BMCR, BMCR_PDOWN); }

/* Needs SMDSP clock enabled via bcm54xx_phydsp_config() */ @@ -283,15 +339,21 @@ static int bcm54xx_config_init(struct phy_device *phydev)

bcm54xx_adjust_rxrefclk(phydev);

- if (BRCM_PHY_MODEL(phydev) == PHY_ID_BCM54210E) { + switch (BRCM_PHY_MODEL(phydev)) { + case PHY_ID_BCM50610: + case PHY_ID_BCM50610M: + err = bcm54xx_config_clock_delay(phydev); + break; + case PHY_ID_BCM54210E: err = bcm54210e_config_init(phydev); - if (err) - return err; - } else if (BRCM_PHY_MODEL(phydev) == PHY_ID_BCM54612E) { + break; + case PHY_ID_BCM54612E: err = bcm54612e_config_init(phydev); - if (err) - return err; - } else if (BRCM_PHY_MODEL(phydev) == PHY_ID_BCM54810) { + break; + case PHY_ID_BCM54616S: + err = bcm54616s_config_init(phydev); + break; + case PHY_ID_BCM54810: /* For BCM54810, we need to disable BroadR-Reach function */ val = bcm_phy_read_exp(phydev, BCM54810_EXP_BROADREACH_LRE_MISC_CTL); @@ -299,9 +361,10 @@ static int bcm54xx_config_init(struct phy_device *phydev) err = bcm_phy_write_exp(phydev, BCM54810_EXP_BROADREACH_LRE_MISC_CTL, val); - if (err < 0) - return err; + break; } + if (err) + return err;

bcm54xx_phydsp_config(phydev);

@@ -332,6 +395,11 @@ static int bcm54xx_resume(struct phy_device *phydev) if (ret < 0) return ret;

+ /* Upon exiting power down, the PHY remains in an internal reset state + * for 40us + */ + fsleep(40); + return bcm54xx_config_init(phydev); }

@@ -475,7 +543,7 @@ static int bcm5481_config_aneg(struct phy_device *phydev)

static int bcm54616s_probe(struct phy_device *phydev) { - int val, intf_sel; + int val;

val = bcm_phy_read_shadow(phydev, BCM54XX_SHD_MODE); if (val < 0) @@ -487,8 +555,7 @@ static int bcm54616s_probe(struct phy_device *phydev) * RGMII-1000Base-X is properly supported, but RGMII-100Base-FX * support is still missing as of now. */ - intf_sel = (val & BCM54XX_SHD_INTF_SEL_MASK) >> 1; - if (intf_sel == 1) { + if ((val & BCM54XX_SHD_INTF_SEL_MASK) == BCM54XX_SHD_INTF_SEL_RGMII) { val = bcm_phy_read_shadow(phydev, BCM54616S_SHD_100FX_CTRL); if (val < 0) return val; @@ -500,6 +567,8 @@ static int bcm54616s_probe(struct phy_device *phydev) */ if (!(val & BCM54616S_100FX_MODE)) phydev->dev_flags |= PHY_BCM_FLAGS_MODE_1000BX; + + phydev->port = PORT_FIBRE; }

return 0; diff --git a/drivers/net/phy/dp83822.c b/drivers/net/phy/dp83822.c index c162c9551bd1..a9b058bb1be8 100644 --- a/drivers/net/phy/dp83822.c +++ b/drivers/net/phy/dp83822.c @@ -534,6 +534,9 @@ static int dp83822_probe(struct phy_device *phydev)

dp83822_of_init(phydev);

+ if (dp83822->fx_enabled) + phydev->port = PORT_FIBRE; + return 0; }

diff --git a/drivers/net/phy/dp83869.c b/drivers/net/phy/dp83869.c index cf6dec7b7d8e..a9daff88006b 100644 --- a/drivers/net/phy/dp83869.c +++ b/drivers/net/phy/dp83869.c @@ -821,6 +821,10 @@ static int dp83869_probe(struct phy_device *phydev) if (ret) return ret;

+ if (dp83869->mode == DP83869_RGMII_100_BASE || + dp83869->mode == DP83869_RGMII_1000_BASE) + phydev->port = PORT_FIBRE; + return dp83869_config_init(phydev); }

diff --git a/drivers/net/phy/lxt.c b/drivers/net/phy/lxt.c index fec58ad69e02..cb8e4f0215fe 100644 --- a/drivers/net/phy/lxt.c +++ b/drivers/net/phy/lxt.c @@ -218,6 +218,7 @@ static int lxt973_probe(struct phy_device *phydev) phy_write(phydev, MII_BMCR, val); /* Remember that the port is in fiber mode. */ phydev->priv = lxt973_probe; + phydev->port = PORT_FIBRE; } else { phydev->priv = NULL; } diff --git a/drivers/net/phy/marvell.c b/drivers/net/phy/marvell.c index 5aec673a0120..5dbdaf0f5f09 100644 --- a/drivers/net/phy/marvell.c +++ b/drivers/net/phy/marvell.c @@ -1449,6 +1449,7 @@ static int marvell_read_status_page(struct phy_device *phydev, int page) phydev->asym_pause = 0; phydev->speed = SPEED_UNKNOWN; phydev->duplex = DUPLEX_UNKNOWN; + phydev->port = fiber ? PORT_FIBRE : PORT_TP;

if (phydev->autoneg == AUTONEG_ENABLE) err = marvell_read_status_page_an(phydev, fiber, status); diff --git a/drivers/net/phy/marvell10g.c b/drivers/net/phy/marvell10g.c index 1901ba277413..b1bb9b8e1e4e 100644 --- a/drivers/net/phy/marvell10g.c +++ b/drivers/net/phy/marvell10g.c @@ -631,6 +631,7 @@ static int mv3310_read_status_10gbaser(struct phy_device *phydev) phydev->link = 1; phydev->speed = SPEED_10000; phydev->duplex = DUPLEX_FULL; + phydev->port = PORT_FIBRE;

return 0; } @@ -690,6 +691,7 @@ static int mv3310_read_status_copper(struct phy_device *phydev)

phydev->duplex = cssr1 & MV_PCS_CSSR1_DUPLEX_FULL ? DUPLEX_FULL : DUPLEX_HALF; + phydev->port = PORT_TP; phydev->mdix = cssr1 & MV_PCS_CSSR1_MDIX ? ETH_TP_MDI_X : ETH_TP_MDI;

diff --git a/drivers/net/phy/micrel.c b/drivers/net/phy/micrel.c index 47ae1d1723c5..9b0bc8b74bc0 100644 --- a/drivers/net/phy/micrel.c +++ b/drivers/net/phy/micrel.c @@ -308,14 +308,19 @@ static int kszphy_config_init(struct phy_device *phydev) return kszphy_config_reset(phydev); }

+static int ksz8041_fiber_mode(struct phy_device *phydev) +{ + struct device_node *of_node = phydev->mdio.dev.of_node; + + return of_property_read_bool(of_node, "micrel,fiber-mode"); +} + static int ksz8041_config_init(struct phy_device *phydev) { __ETHTOOL_DECLARE_LINK_MODE_MASK(mask) = { 0, };

- struct device_node *of_node = phydev->mdio.dev.of_node; - /* Limit supported and advertised modes in fiber mode */ - if (of_property_read_bool(of_node, "micrel,fiber-mode")) { + if (ksz8041_fiber_mode(phydev)) { phydev->dev_flags |= MICREL_PHY_FXEN; linkmode_set_bit(ETHTOOL_LINK_MODE_100baseT_Full_BIT, mask); linkmode_set_bit(ETHTOOL_LINK_MODE_100baseT_Half_BIT, mask); @@ -1143,6 +1148,9 @@ static int kszphy_probe(struct phy_device *phydev) } }

+ if (ksz8041_fiber_mode(phydev)) + phydev->port = PORT_FIBRE; + /* Support legacy board-file configuration */ if (phydev->dev_flags & MICREL_PHY_50MHZ_CLK) { priv->rmii_ref_clk_sel = true; diff --git a/drivers/net/phy/phy.c b/drivers/net/phy/phy.c index 49e96ca585ff..28ddaad721ed 100644 --- a/drivers/net/phy/phy.c +++ b/drivers/net/phy/phy.c @@ -327,7 +327,7 @@ void phy_ethtool_ksettings_get(struct phy_device *phydev, if (phydev->interface == PHY_INTERFACE_MODE_MOCA) cmd->base.port = PORT_BNC; else - cmd->base.port = PORT_MII; + cmd->base.port = phydev->port; cmd->base.transceiver = phy_is_internal(phydev) ? XCVR_INTERNAL : XCVR_EXTERNAL; cmd->base.phy_address = phydev->mdio.addr; diff --git a/drivers/net/phy/phy_device.c b/drivers/net/phy/phy_device.c index 2d4eed2d61ce..85f3cde5ffd0 100644 --- a/drivers/net/phy/phy_device.c +++ b/drivers/net/phy/phy_device.c @@ -576,6 +576,7 @@ struct phy_device *phy_device_create(struct mii_bus *bus, int addr, u32 phy_id, dev->pause = 0; dev->asym_pause = 0; dev->link = 0; + dev->port = PORT_TP; dev->interface = PHY_INTERFACE_MODE_GMII;

dev->autoneg = AUTONEG_ENABLE; @@ -1384,6 +1385,14 @@ int phy_attach_direct(struct net_device *dev, struct phy_device *phydev,

phydev->state = PHY_READY;

+ /* Port is set to PORT_TP by default and the actual PHY driver will set + * it to different value depending on the PHY configuration. If we have + * the generic PHY driver we can't figure it out, thus set the old + * legacy PORT_MII value. + */ + if (using_genphy) + phydev->port = PORT_MII; + /* Initial carrier state is off as the phy is about to be * (re)initialized. */ diff --git a/drivers/net/phy/phylink.c b/drivers/net/phy/phylink.c index fe2296fdda19..6072e87ed6c3 100644 --- a/drivers/net/phy/phylink.c +++ b/drivers/net/phy/phylink.c @@ -472,7 +472,7 @@ static void phylink_major_config(struct phylink *pl, bool restart, err = pl->mac_ops->mac_finish(pl->config, pl->cur_link_an_mode, state->interface); if (err < 0) - phylink_err(pl, "mac_prepare failed: %pe\n", + phylink_err(pl, "mac_finish failed: %pe\n", ERR_PTR(err)); } } diff --git a/drivers/net/usb/cdc-phonet.c b/drivers/net/usb/cdc-phonet.c index dba847f28096..2520421946a6 100644 --- a/drivers/net/usb/cdc-phonet.c +++ b/drivers/net/usb/cdc-phonet.c @@ -387,6 +387,8 @@ static int usbpn_probe(struct usb_interface *intf, const struct usb_device_id *i

err = register_netdev(dev); if (err) { + /* Set disconnected flag so that disconnect() returns early. */ + pnd->disconnected = 1; usb_driver_release_interface(&usbpn_driver, data_intf); goto out; } diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c index 88f177aca342..f5010f8ac1ec 100644 --- a/drivers/net/usb/r8152.c +++ b/drivers/net/usb/r8152.c @@ -3033,29 +3033,6 @@ static void __rtl_set_wol(struct r8152 *tp, u32 wolopts) device_set_wakeup_enable(&tp->udev->dev, false); }

-static void r8153_mac_clk_spd(struct r8152 *tp, bool enable) -{ - /* MAC clock speed down */ - if (enable) { - ocp_write_word(tp, MCU_TYPE_PLA, PLA_MAC_PWR_CTRL, - ALDPS_SPDWN_RATIO); - ocp_write_word(tp, MCU_TYPE_PLA, PLA_MAC_PWR_CTRL2, - EEE_SPDWN_RATIO); - ocp_write_word(tp, MCU_TYPE_PLA, PLA_MAC_PWR_CTRL3, - PKT_AVAIL_SPDWN_EN | SUSPEND_SPDWN_EN | - U1U2_SPDWN_EN | L1_SPDWN_EN); - ocp_write_word(tp, MCU_TYPE_PLA, PLA_MAC_PWR_CTRL4, - PWRSAVE_SPDWN_EN | RXDV_SPDWN_EN | TX10MIDLE_EN | - TP100_SPDWN_EN | TP500_SPDWN_EN | EEE_SPDWN_EN | - TP1000_SPDWN_EN); - } else { - ocp_write_word(tp, MCU_TYPE_PLA, PLA_MAC_PWR_CTRL, 0); - ocp_write_word(tp, MCU_TYPE_PLA, PLA_MAC_PWR_CTRL2, 0); - ocp_write_word(tp, MCU_TYPE_PLA, PLA_MAC_PWR_CTRL3, 0); - ocp_write_word(tp, MCU_TYPE_PLA, PLA_MAC_PWR_CTRL4, 0); - } -} - static void r8153_u1u2en(struct r8152 *tp, bool enable) { u8 u1u2[8]; @@ -3355,11 +3332,9 @@ static void rtl8153_runtime_enable(struct r8152 *tp, bool enable) if (enable) { r8153_u1u2en(tp, false); r8153_u2p3en(tp, false); - r8153_mac_clk_spd(tp, true); rtl_runtime_suspend_enable(tp, true); } else { rtl_runtime_suspend_enable(tp, false); - r8153_mac_clk_spd(tp, false);

switch (tp->version) { case RTL_VER_03: @@ -4695,7 +4670,6 @@ static void r8153_first_init(struct r8152 *tp) { u32 ocp_data;

- r8153_mac_clk_spd(tp, false); rxdy_gated_en(tp, true); r8153_teredo_off(tp);

@@ -4746,8 +4720,6 @@ static void r8153_enter_oob(struct r8152 *tp) { u32 ocp_data;

- r8153_mac_clk_spd(tp, true); - ocp_data = ocp_read_byte(tp, MCU_TYPE_PLA, PLA_OOB_CTRL); ocp_data &= ~NOW_IS_OOB; ocp_write_byte(tp, MCU_TYPE_PLA, PLA_OOB_CTRL, ocp_data); @@ -5473,10 +5445,15 @@ static void r8153_init(struct r8152 *tp)

ocp_write_word(tp, MCU_TYPE_USB, USB_CONNECT_TIMER, 0x0001);

+ /* MAC clock speed down */ + ocp_write_word(tp, MCU_TYPE_PLA, PLA_MAC_PWR_CTRL, 0); + ocp_write_word(tp, MCU_TYPE_PLA, PLA_MAC_PWR_CTRL2, 0); + ocp_write_word(tp, MCU_TYPE_PLA, PLA_MAC_PWR_CTRL3, 0); + ocp_write_word(tp, MCU_TYPE_PLA, PLA_MAC_PWR_CTRL4, 0); + r8153_power_cut_en(tp, false); rtl_runtime_suspend_enable(tp, false); r8153_u1u2en(tp, true); - r8153_mac_clk_spd(tp, false); usb_enable_lpm(tp->udev);

ocp_data = ocp_read_byte(tp, MCU_TYPE_PLA, PLA_CONFIG6); @@ -6542,7 +6519,10 @@ static int rtl_ops_init(struct r8152 *tp) ops->in_nway = rtl8153_in_nway; ops->hw_phy_cfg = r8153_hw_phy_cfg; ops->autosuspend_en = rtl8153_runtime_enable; - tp->rx_buf_sz = 32 * 1024; + if (tp->udev->speed < USB_SPEED_SUPER) + tp->rx_buf_sz = 16 * 1024; + else + tp->rx_buf_sz = 32 * 1024; tp->eee_en = true; tp->eee_adv = MDIO_EEE_1000T | MDIO_EEE_100TX; break; diff --git a/drivers/net/veth.c b/drivers/net/veth.c index 8c737668008a..be18b243642f 100644 --- a/drivers/net/veth.c +++ b/drivers/net/veth.c @@ -301,8 +301,7 @@ static netdev_tx_t veth_xmit(struct sk_buff *skb, struct net_device *dev) if (rxq < rcv->real_num_rx_queues) { rq = &rcv_priv->rq[rxq]; rcv_xdp = rcu_access_pointer(rq->xdp_prog); - if (rcv_xdp) - skb_record_rx_queue(skb, rxq); + skb_record_rx_queue(skb, rxq); }

skb_tx_timestamp(skb); diff --git a/drivers/net/wan/fsl_ucc_hdlc.c b/drivers/net/wan/fsl_ucc_hdlc.c index dca97cd7c4e7..7eac6a3e1cde 100644 --- a/drivers/net/wan/fsl_ucc_hdlc.c +++ b/drivers/net/wan/fsl_ucc_hdlc.c @@ -204,14 +204,18 @@ static int uhdlc_init(struct ucc_hdlc_private *priv) priv->rx_skbuff = kcalloc(priv->rx_ring_size, sizeof(*priv->rx_skbuff), GFP_KERNEL); - if (!priv->rx_skbuff) + if (!priv->rx_skbuff) { + ret = -ENOMEM; goto free_ucc_pram; + }

priv->tx_skbuff = kcalloc(priv->tx_ring_size, sizeof(*priv->tx_skbuff), GFP_KERNEL); - if (!priv->tx_skbuff) + if (!priv->tx_skbuff) { + ret = -ENOMEM; goto free_rx_skbuff; + }

priv->skb_curtx = 0; priv->skb_dirtytx = 0; diff --git a/drivers/net/wan/hdlc_x25.c b/drivers/net/wan/hdlc_x25.c index 34bc53facd11..6938cb3bdf4e 100644 --- a/drivers/net/wan/hdlc_x25.c +++ b/drivers/net/wan/hdlc_x25.c @@ -23,6 +23,8 @@

struct x25_state { x25_hdlc_proto settings; + bool up; + spinlock_t up_lock; /* Protects "up" */ };

static int x25_ioctl(struct net_device *dev, struct ifreq *ifr); @@ -105,6 +107,8 @@ static void x25_data_transmit(struct net_device *dev, struct sk_buff *skb)

static netdev_tx_t x25_xmit(struct sk_buff *skb, struct net_device *dev) { + hdlc_device *hdlc = dev_to_hdlc(dev); + struct x25_state *x25st = state(hdlc); int result;

/* There should be a pseudo header of 1 byte added by upper layers. @@ -115,12 +119,20 @@ static netdev_tx_t x25_xmit(struct sk_buff *skb, struct net_device *dev) return NETDEV_TX_OK; }

+ spin_lock_bh(&x25st->up_lock); + if (!x25st->up) { + spin_unlock_bh(&x25st->up_lock); + kfree_skb(skb); + return NETDEV_TX_OK; + } + switch (skb->data[0]) { case X25_IFACE_DATA: /* Data to be transmitted */ skb_pull(skb, 1); skb_reset_network_header(skb); if ((result = lapb_data_request(dev, skb)) != LAPB_OK) dev_kfree_skb(skb); + spin_unlock_bh(&x25st->up_lock); return NETDEV_TX_OK;

case X25_IFACE_CONNECT: @@ -149,6 +161,7 @@ static netdev_tx_t x25_xmit(struct sk_buff *skb, struct net_device *dev) break; }

+ spin_unlock_bh(&x25st->up_lock); dev_kfree_skb(skb); return NETDEV_TX_OK; } @@ -166,6 +179,7 @@ static int x25_open(struct net_device *dev) .data_transmit = x25_data_transmit, }; hdlc_device *hdlc = dev_to_hdlc(dev); + struct x25_state *x25st = state(hdlc); struct lapb_parms_struct params; int result;

@@ -192,6 +206,10 @@ static int x25_open(struct net_device *dev) if (result != LAPB_OK) return -EINVAL;

+ spin_lock_bh(&x25st->up_lock); + x25st->up = true; + spin_unlock_bh(&x25st->up_lock); + return 0; }

@@ -199,6 +217,13 @@ static int x25_open(struct net_device *dev)

static void x25_close(struct net_device *dev) { + hdlc_device *hdlc = dev_to_hdlc(dev); + struct x25_state *x25st = state(hdlc); + + spin_lock_bh(&x25st->up_lock); + x25st->up = false; + spin_unlock_bh(&x25st->up_lock); + lapb_unregister(dev); }

@@ -207,15 +232,28 @@ static void x25_close(struct net_device *dev) static int x25_rx(struct sk_buff *skb) { struct net_device *dev = skb->dev; + hdlc_device *hdlc = dev_to_hdlc(dev); + struct x25_state *x25st = state(hdlc);

if ((skb = skb_share_check(skb, GFP_ATOMIC)) == NULL) { dev->stats.rx_dropped++; return NET_RX_DROP; }

- if (lapb_data_received(dev, skb) == LAPB_OK) + spin_lock_bh(&x25st->up_lock); + if (!x25st->up) { + spin_unlock_bh(&x25st->up_lock); + kfree_skb(skb); + dev->stats.rx_dropped++; + return NET_RX_DROP; + } + + if (lapb_data_received(dev, skb) == LAPB_OK) { + spin_unlock_bh(&x25st->up_lock); return NET_RX_SUCCESS; + }

+ spin_unlock_bh(&x25st->up_lock); dev->stats.rx_errors++; dev_kfree_skb_any(skb); return NET_RX_DROP; @@ -300,6 +338,8 @@ static int x25_ioctl(struct net_device *dev, struct ifreq *ifr) return result;

memcpy(&state(hdlc)->settings, &new_settings, size); + state(hdlc)->up = false; + spin_lock_init(&state(hdlc)->up_lock);

/* There's no header_ops so hard_header_len should be 0. */ dev->hard_header_len = 0; diff --git a/drivers/net/wireless/mediatek/mt76/dma.c b/drivers/net/wireless/mediatek/mt76/dma.c index 262c40dc14a6..665a03ebf9ef 100644 --- a/drivers/net/wireless/mediatek/mt76/dma.c +++ b/drivers/net/wireless/mediatek/mt76/dma.c @@ -355,7 +355,6 @@ mt76_dma_tx_queue_skb(struct mt76_dev *dev, enum mt76_txq_id qid, }; struct ieee80211_hw *hw; int len, n = 0, ret = -ENOMEM; - struct mt76_queue_entry e; struct mt76_txwi_cache *t; struct sk_buff *iter; dma_addr_t addr; @@ -397,6 +396,11 @@ mt76_dma_tx_queue_skb(struct mt76_dev *dev, enum mt76_txq_id qid, } tx_info.nbuf = n;

+ if (q->queued + (tx_info.nbuf + 1) / 2 >= q->ndesc - 1) { + ret = -ENOMEM; + goto unmap; + } + dma_sync_single_for_cpu(dev->dev, t->dma_addr, dev->drv->txwi_size, DMA_TO_DEVICE); ret = dev->drv->tx_prepare_skb(dev, txwi, qid, wcid, sta, &tx_info); @@ -405,11 +409,6 @@ mt76_dma_tx_queue_skb(struct mt76_dev *dev, enum mt76_txq_id qid, if (ret < 0) goto unmap;

- if (q->queued + (tx_info.nbuf + 1) / 2 >= q->ndesc - 1) { - ret = -ENOMEM; - goto unmap; - } - return mt76_dma_add_buf(dev, q, tx_info.buf, tx_info.nbuf, tx_info.info, tx_info.skb, t);

@@ -425,9 +424,7 @@ mt76_dma_tx_queue_skb(struct mt76_dev *dev, enum mt76_txq_id qid, dev->test.tx_done--; #endif

- e.skb = tx_info.skb; - e.txwi = t; - dev->drv->tx_complete_skb(dev, &e); + dev_kfree_skb(tx_info.skb); mt76_put_txwi(dev, t); return ret; } diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c index de846aaa8728..610d2bc43ea2 100644 --- a/drivers/nvme/host/core.c +++ b/drivers/nvme/host/core.c @@ -346,6 +346,7 @@ bool nvme_cancel_request(struct request *req, void *data, bool reserved) return true;

nvme_req(req)->status = NVME_SC_HOST_ABORTED_CMD; + nvme_req(req)->flags |= NVME_REQ_CANCELLED; blk_mq_complete_request(req); return true; } @@ -1371,7 +1372,7 @@ static int nvme_identify_ns(struct nvme_ctrl *ctrl, unsigned nsid, goto out_free_id; }

- error = -ENODEV; + error = NVME_SC_INVALID_NS | NVME_SC_DNR; if ((*id)->ncap == 0) /* namespace not allocated or attached */ goto out_free_id;

@@ -3959,7 +3960,7 @@ static void nvme_ns_remove_by_nsid(struct nvme_ctrl *ctrl, u32 nsid) static void nvme_validate_ns(struct nvme_ns *ns, struct nvme_ns_ids *ids) { struct nvme_id_ns *id; - int ret = -ENODEV; + int ret = NVME_SC_INVALID_NS | NVME_SC_DNR;

if (test_bit(NVME_NS_DEAD, &ns->flags)) goto out; @@ -3968,7 +3969,7 @@ static void nvme_validate_ns(struct nvme_ns *ns, struct nvme_ns_ids *ids) if (ret) goto out;

- ret = -ENODEV; + ret = NVME_SC_INVALID_NS | NVME_SC_DNR; if (!nvme_ns_ids_equal(&ns->head->ids, ids)) { dev_err(ns->ctrl->device, "identifiers changed for nsid %d\n", ns->head->ns_id); @@ -3986,7 +3987,7 @@ static void nvme_validate_ns(struct nvme_ns *ns, struct nvme_ns_ids *ids) * * TODO: we should probably schedule a delayed retry here. */ - if (ret && ret != -ENOMEM && !(ret > 0 && !(ret & NVME_SC_DNR))) + if (ret > 0 && (ret & NVME_SC_DNR)) nvme_ns_remove(ns); else revalidate_disk_size(ns->disk, true); @@ -4018,6 +4019,12 @@ static void nvme_validate_or_alloc_ns(struct nvme_ctrl *ctrl, unsigned nsid) nsid); break; } + if (!nvme_multi_css(ctrl)) { + dev_warn(ctrl->device, + "command set not reported for nsid: %d\n", + nsid); + break; + } nvme_alloc_ns(ctrl, nsid, &ids); break; default: diff --git a/drivers/nvme/host/fc.c b/drivers/nvme/host/fc.c index fab068c8ba02..41257daf7464 100644 --- a/drivers/nvme/host/fc.c +++ b/drivers/nvme/host/fc.c @@ -1956,7 +1956,7 @@ nvme_fc_fcpio_done(struct nvmefc_fcp_req *req) sizeof(op->rsp_iu), DMA_FROM_DEVICE);

if (opstate == FCPOP_STATE_ABORTED) - status = cpu_to_le16(NVME_SC_HOST_PATH_ERROR << 1); + status = cpu_to_le16(NVME_SC_HOST_ABORTED_CMD << 1); else if (freq->status) { status = cpu_to_le16(NVME_SC_HOST_PATH_ERROR << 1); dev_info(ctrl->ctrl.device, @@ -2443,6 +2443,7 @@ nvme_fc_terminate_exchange(struct request *req, void *data, bool reserved) struct nvme_fc_ctrl *ctrl = to_fc_ctrl(nctrl); struct nvme_fc_fcp_op *op = blk_mq_rq_to_pdu(req);

+ op->nreq.flags |= NVME_REQ_CANCELLED; __nvme_fc_abort_op(ctrl, op); return true; } diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c index 99c59f93a064..4dca58f4afdf 100644 --- a/drivers/nvme/host/pci.c +++ b/drivers/nvme/host/pci.c @@ -3247,6 +3247,7 @@ static const struct pci_device_id nvme_id_table[] = { .driver_data = NVME_QUIRK_DELAY_BEFORE_CHK_RDY, }, { PCI_DEVICE(0x144d, 0xa822), /* Samsung PM1725a */ .driver_data = NVME_QUIRK_DELAY_BEFORE_CHK_RDY | + NVME_QUIRK_DISABLE_WRITE_ZEROES| NVME_QUIRK_IGNORE_DEV_SUBNQN, }, { PCI_DEVICE(0x1987, 0x5016), /* Phison E16 */ .driver_data = NVME_QUIRK_IGNORE_DEV_SUBNQN, }, diff --git a/drivers/nvme/target/rdma.c b/drivers/nvme/target/rdma.c index 06b6b742bb21..6c1f3ab7649c 100644 --- a/drivers/nvme/target/rdma.c +++ b/drivers/nvme/target/rdma.c @@ -802,9 +802,8 @@ static void nvmet_rdma_write_data_done(struct ib_cq *cq, struct ib_wc *wc) nvmet_req_uninit(&rsp->req); nvmet_rdma_release_rsp(rsp); if (wc->status != IB_WC_WR_FLUSH_ERR) { - pr_info("RDMA WRITE for CQE 0x%p failed with status %s (%d).\n", - wc->wr_cqe, ib_wc_status_msg(wc->status), - wc->status); + pr_info("RDMA WRITE for CQE failed with status %s (%d).\n", + ib_wc_status_msg(wc->status), wc->status); nvmet_rdma_error_comp(queue); } return; diff --git a/drivers/platform/x86/intel-vbtn.c b/drivers/platform/x86/intel-vbtn.c index 30a9062d2b4b..a90c32d072da 100644 --- a/drivers/platform/x86/intel-vbtn.c +++ b/drivers/platform/x86/intel-vbtn.c @@ -47,8 +47,16 @@ static const struct key_entry intel_vbtn_keymap[] = { };

static const struct key_entry intel_vbtn_switchmap[] = { - { KE_SW, 0xCA, { .sw = { SW_DOCK, 1 } } }, /* Docked */ - { KE_SW, 0xCB, { .sw = { SW_DOCK, 0 } } }, /* Undocked */ + /* + * SW_DOCK should only be reported for docking stations, but DSDTs using the + * intel-vbtn code, always seem to use this for 2-in-1s / convertibles and set + * SW_DOCK=1 when in laptop-mode (in tandem with setting SW_TABLET_MODE=0). + * This causes userspace to think the laptop is docked to a port-replicator + * and to disable suspend-on-lid-close, which is undesirable. + * Map the dock events to KEY_IGNORE to avoid this broken SW_DOCK reporting. + */ + { KE_IGNORE, 0xCA, { .sw = { SW_DOCK, 1 } } }, /* Docked */ + { KE_IGNORE, 0xCB, { .sw = { SW_DOCK, 0 } } }, /* Undocked */ { KE_SW, 0xCC, { .sw = { SW_TABLET_MODE, 1 } } }, /* Tablet */ { KE_SW, 0xCD, { .sw = { SW_TABLET_MODE, 0 } } }, /* Laptop */ }; diff --git a/drivers/regulator/qcom-rpmh-regulator.c b/drivers/regulator/qcom-rpmh-regulator.c index 52e4396d4071..c3036591b259 100644 --- a/drivers/regulator/qcom-rpmh-regulator.c +++ b/drivers/regulator/qcom-rpmh-regulator.c @@ -726,8 +726,8 @@ static const struct rpmh_vreg_hw_data pmic5_ftsmps510 = { static const struct rpmh_vreg_hw_data pmic5_hfsmps515 = { .regulator_type = VRM, .ops = &rpmh_regulator_vrm_ops, - .voltage_range = REGULATOR_LINEAR_RANGE(2800000, 0, 4, 16000), - .n_voltages = 5, + .voltage_range = REGULATOR_LINEAR_RANGE(320000, 0, 235, 16000), + .n_voltages = 236, .pmic_mode_map = pmic_mode_map_pmic5_smps, .of_map_mode = rpmh_regulator_pmic4_smps_of_map_mode, }; diff --git a/drivers/scsi/mpt3sas/mpt3sas_base.c b/drivers/scsi/mpt3sas/mpt3sas_base.c index bb940cbcbb5d..ac25ec5f9738 100644 --- a/drivers/scsi/mpt3sas/mpt3sas_base.c +++ b/drivers/scsi/mpt3sas/mpt3sas_base.c @@ -7358,14 +7358,18 @@ mpt3sas_base_attach(struct MPT3SAS_ADAPTER *ioc) ioc->pend_os_device_add_sz++; ioc->pend_os_device_add = kzalloc(ioc->pend_os_device_add_sz, GFP_KERNEL); - if (!ioc->pend_os_device_add) + if (!ioc->pend_os_device_add) { + r = -ENOMEM; goto out_free_resources; + }

ioc->device_remove_in_progress_sz = ioc->pend_os_device_add_sz; ioc->device_remove_in_progress = kzalloc(ioc->device_remove_in_progress_sz, GFP_KERNEL); - if (!ioc->device_remove_in_progress) + if (!ioc->device_remove_in_progress) { + r = -ENOMEM; goto out_free_resources; + }

ioc->fwfault_debug = mpt3sas_fwfault_debug;

diff --git a/drivers/scsi/qedi/qedi_main.c b/drivers/scsi/qedi/qedi_main.c index 47ad64b06623..69c5b5ee2169 100644 --- a/drivers/scsi/qedi/qedi_main.c +++ b/drivers/scsi/qedi/qedi_main.c @@ -1675,6 +1675,7 @@ static int qedi_alloc_global_queues(struct qedi_ctx *qedi) if (!qedi->global_queues[i]) { QEDI_ERR(&qedi->dbg_ctx, "Unable to allocation global queue %d.\n", i); + status = -ENOMEM; goto mem_alloc_failure; }

diff --git a/drivers/scsi/qla2xxx/qla_target.c b/drivers/scsi/qla2xxx/qla_target.c index a27a625839e6..dcae8f071c35 100644 --- a/drivers/scsi/qla2xxx/qla_target.c +++ b/drivers/scsi/qla2xxx/qla_target.c @@ -3222,8 +3222,7 @@ int qlt_xmit_response(struct qla_tgt_cmd *cmd, int xmit_type, if (!qpair->fw_started || (cmd->reset_count != qpair->chip_reset) || (cmd->sess && cmd->sess->deleted)) { cmd->state = QLA_TGT_STATE_PROCESSED; - res = 0; - goto free; + return 0; }

ql_dbg_qp(ql_dbg_tgt, qpair, 0xe018, @@ -3234,8 +3233,9 @@ int qlt_xmit_response(struct qla_tgt_cmd *cmd, int xmit_type,

res = qlt_pre_xmit_response(cmd, &prm, xmit_type, scsi_status, &full_req_cnt); - if (unlikely(res != 0)) - goto free; + if (unlikely(res != 0)) { + return res; + }

spin_lock_irqsave(qpair->qp_lock_ptr, flags);

@@ -3255,8 +3255,7 @@ int qlt_xmit_response(struct qla_tgt_cmd *cmd, int xmit_type, vha->flags.online, qla2x00_reset_active(vha), cmd->reset_count, qpair->chip_reset); spin_unlock_irqrestore(qpair->qp_lock_ptr, flags); - res = 0; - goto free; + return 0; }

/* Does F/W have an IOCBs for this request */ @@ -3359,8 +3358,6 @@ int qlt_xmit_response(struct qla_tgt_cmd *cmd, int xmit_type, qlt_unmap_sg(vha, cmd); spin_unlock_irqrestore(qpair->qp_lock_ptr, flags);

-free: - vha->hw->tgt.tgt_ops->free_cmd(cmd); return res; } EXPORT_SYMBOL(qlt_xmit_response); diff --git a/drivers/scsi/qla2xxx/tcm_qla2xxx.c b/drivers/scsi/qla2xxx/tcm_qla2xxx.c index 61017acd3458..7405fab324c8 100644 --- a/drivers/scsi/qla2xxx/tcm_qla2xxx.c +++ b/drivers/scsi/qla2xxx/tcm_qla2xxx.c @@ -646,7 +646,6 @@ static int tcm_qla2xxx_queue_data_in(struct se_cmd *se_cmd) { struct qla_tgt_cmd *cmd = container_of(se_cmd, struct qla_tgt_cmd, se_cmd); - struct scsi_qla_host *vha = cmd->vha;

if (cmd->aborted) { /* Cmd can loop during Q-full. tcm_qla2xxx_aborted_task @@ -659,7 +658,6 @@ static int tcm_qla2xxx_queue_data_in(struct se_cmd *se_cmd) cmd->se_cmd.transport_state, cmd->se_cmd.t_state, cmd->se_cmd.se_cmd_flags); - vha->hw->tgt.tgt_ops->free_cmd(cmd); return 0; }

@@ -687,7 +685,6 @@ static int tcm_qla2xxx_queue_status(struct se_cmd *se_cmd) { struct qla_tgt_cmd *cmd = container_of(se_cmd, struct qla_tgt_cmd, se_cmd); - struct scsi_qla_host *vha = cmd->vha; int xmit_type = QLA_TGT_XMIT_STATUS;

if (cmd->aborted) { @@ -701,7 +698,6 @@ static int tcm_qla2xxx_queue_status(struct se_cmd *se_cmd) cmd, kref_read(&cmd->se_cmd.cmd_kref), cmd->se_cmd.transport_state, cmd->se_cmd.t_state, cmd->se_cmd.se_cmd_flags); - vha->hw->tgt.tgt_ops->free_cmd(cmd); return 0; } cmd->bufflen = se_cmd->data_length; diff --git a/drivers/scsi/ufs/ufs-qcom.c b/drivers/scsi/ufs/ufs-qcom.c index a244c8ae1b4e..20182e39cb28 100644 --- a/drivers/scsi/ufs/ufs-qcom.c +++ b/drivers/scsi/ufs/ufs-qcom.c @@ -253,12 +253,17 @@ static int ufs_qcom_host_reset(struct ufs_hba *hba) { int ret = 0; struct ufs_qcom_host *host = ufshcd_get_variant(hba); + bool reenable_intr = false;

if (!host->core_reset) { dev_warn(hba->dev, "%s: reset control not set\n", __func__); goto out; }

+ reenable_intr = hba->is_irq_enabled; + disable_irq(hba->irq); + hba->is_irq_enabled = false; + ret = reset_control_assert(host->core_reset); if (ret) { dev_err(hba->dev, "%s: core_reset assert failed, err = %d\n", @@ -280,6 +285,11 @@ static int ufs_qcom_host_reset(struct ufs_hba *hba)

usleep_range(1000, 1100);

+ if (reenable_intr) { + enable_irq(hba->irq); + hba->is_irq_enabled = true; + } + out: return ret; } diff --git a/drivers/soc/ti/omap_prm.c b/drivers/soc/ti/omap_prm.c index c8b14b3a171f..fb067b5e4a97 100644 --- a/drivers/soc/ti/omap_prm.c +++ b/drivers/soc/ti/omap_prm.c @@ -522,8 +522,12 @@ static int omap_reset_deassert(struct reset_controller_dev *rcdev, reset->prm->data->name, id);

exit: - if (reset->clkdm) + if (reset->clkdm) { + /* At least dra7 iva needs a delay before clkdm idle */ + if (has_rstst) + udelay(1); pdata->clkdm_allow_idle(reset->clkdm); + }

return ret; } diff --git a/drivers/staging/rtl8192e/Kconfig b/drivers/staging/rtl8192e/Kconfig index 03fcc23516fd..6e7d84ac06f5 100644 --- a/drivers/staging/rtl8192e/Kconfig +++ b/drivers/staging/rtl8192e/Kconfig @@ -26,6 +26,7 @@ config RTLLIB_CRYPTO_CCMP config RTLLIB_CRYPTO_TKIP tristate "Support for rtllib TKIP crypto" depends on RTLLIB + select CRYPTO select CRYPTO_LIB_ARC4 select CRYPTO_MICHAEL_MIC default y diff --git a/drivers/xen/Kconfig b/drivers/xen/Kconfig index 41645fe6ad48..ea0efd290c37 100644 --- a/drivers/xen/Kconfig +++ b/drivers/xen/Kconfig @@ -50,11 +50,11 @@ config XEN_BALLOON_MEMORY_HOTPLUG

SUBSYSTEM=="memory", ACTION=="add", RUN+="/bin/sh -c '[ -f /sys$devpath/state ] && echo online > /sys$devpath/state'"

-config XEN_BALLOON_MEMORY_HOTPLUG_LIMIT +config XEN_MEMORY_HOTPLUG_LIMIT int "Hotplugged memory limit (in GiB) for a PV guest" default 512 depends on XEN_HAVE_PVMMU - depends on XEN_BALLOON_MEMORY_HOTPLUG + depends on MEMORY_HOTPLUG help Maxmium amount of memory (in GiB) that a PV guest can be expanded to when using memory hotplug. diff --git a/fs/btrfs/qgroup.c b/fs/btrfs/qgroup.c index cd9b1a16489b..4bac32a274ce 100644 --- a/fs/btrfs/qgroup.c +++ b/fs/btrfs/qgroup.c @@ -226,7 +226,6 @@ static void __del_qgroup_rb(struct btrfs_fs_info *fs_info, { struct btrfs_qgroup_list *list;

- btrfs_sysfs_del_one_qgroup(fs_info, qgroup); list_del(&qgroup->dirty); while (!list_empty(&qgroup->groups)) { list = list_first_entry(&qgroup->groups, @@ -243,7 +242,6 @@ static void __del_qgroup_rb(struct btrfs_fs_info *fs_info, list_del(&list->next_member); kfree(list); } - kfree(qgroup); }

/* must be called with qgroup_lock held */ @@ -569,6 +567,8 @@ void btrfs_free_qgroup_config(struct btrfs_fs_info *fs_info) qgroup = rb_entry(n, struct btrfs_qgroup, node); rb_erase(n, &fs_info->qgroup_tree); __del_qgroup_rb(fs_info, qgroup); + btrfs_sysfs_del_one_qgroup(fs_info, qgroup); + kfree(qgroup); } /* * We call btrfs_free_qgroup_config() when unmounting @@ -1580,6 +1580,14 @@ int btrfs_remove_qgroup(struct btrfs_trans_handle *trans, u64 qgroupid) spin_lock(&fs_info->qgroup_lock); del_qgroup_rb(fs_info, qgroupid); spin_unlock(&fs_info->qgroup_lock); + + /* + * Remove the qgroup from sysfs now without holding the qgroup_lock + * spinlock, since the sysfs_remove_group() function needs to take + * the mutex kernfs_mutex through kernfs_remove_by_name_ns(). + */ + btrfs_sysfs_del_one_qgroup(fs_info, qgroup); + kfree(qgroup); out: mutex_unlock(&fs_info->qgroup_ioctl_lock); return ret; diff --git a/fs/cachefiles/rdwr.c b/fs/cachefiles/rdwr.c index e027c718ca01..8ffc40e84a59 100644 --- a/fs/cachefiles/rdwr.c +++ b/fs/cachefiles/rdwr.c @@ -24,17 +24,16 @@ static int cachefiles_read_waiter(wait_queue_entry_t *wait, unsigned mode, container_of(wait, struct cachefiles_one_read, monitor); struct cachefiles_object *object; struct fscache_retrieval *op = monitor->op; - struct wait_bit_key *key = _key; + struct wait_page_key *key = _key; struct page *page = wait->private;

ASSERT(key);

_enter("{%lu},%u,%d,{%p,%u}", monitor->netfs_page->index, mode, sync, - key->flags, key->bit_nr); + key->page, key->bit_nr);

- if (key->flags != &page->flags || - key->bit_nr != PG_locked) + if (key->page != page || key->bit_nr != PG_locked) return 0;

_debug("--- monitor %p %lx ---", page, page->flags); diff --git a/fs/cifs/cifsglob.h b/fs/cifs/cifsglob.h index 3295516af2ae..248ee81e0151 100644 --- a/fs/cifs/cifsglob.h +++ b/fs/cifs/cifsglob.h @@ -1002,8 +1002,8 @@ struct cifs_ses { bool binding:1; /* are we binding the session? */ __u16 session_flags; __u8 smb3signingkey[SMB3_SIGN_KEY_SIZE]; - __u8 smb3encryptionkey[SMB3_SIGN_KEY_SIZE]; - __u8 smb3decryptionkey[SMB3_SIGN_KEY_SIZE]; + __u8 smb3encryptionkey[SMB3_ENC_DEC_KEY_SIZE]; + __u8 smb3decryptionkey[SMB3_ENC_DEC_KEY_SIZE]; __u8 preauth_sha_hash[SMB2_PREAUTH_HASH_SIZE];

__u8 binding_preauth_sha_hash[SMB2_PREAUTH_HASH_SIZE]; diff --git a/fs/cifs/cifspdu.h b/fs/cifs/cifspdu.h index 593d826820c3..a843422942b1 100644 --- a/fs/cifs/cifspdu.h +++ b/fs/cifs/cifspdu.h @@ -147,6 +147,11 @@ */ #define SMB3_SIGN_KEY_SIZE (16)

+/* + * Size of the smb3 encryption/decryption keys + */ +#define SMB3_ENC_DEC_KEY_SIZE (32) + #define CIFS_CLIENT_CHALLENGE_SIZE (8) #define CIFS_SERVER_CHALLENGE_SIZE (8) #define CIFS_HMAC_MD5_HASH_SIZE (16) diff --git a/fs/cifs/smb2glob.h b/fs/cifs/smb2glob.h index 99a1951a01ec..d9a990c99121 100644 --- a/fs/cifs/smb2glob.h +++ b/fs/cifs/smb2glob.h @@ -58,6 +58,7 @@ #define SMB2_HMACSHA256_SIZE (32) #define SMB2_CMACAES_SIZE (16) #define SMB3_SIGNKEY_SIZE (16) +#define SMB3_GCM128_CRYPTKEY_SIZE (16) #define SMB3_GCM256_CRYPTKEY_SIZE (32)

/* Maximum buffer size value we can send with 1 credit */ diff --git a/fs/cifs/smb2ops.c b/fs/cifs/smb2ops.c index 02998c79bb90..46d247c722ee 100644 --- a/fs/cifs/smb2ops.c +++ b/fs/cifs/smb2ops.c @@ -1980,6 +1980,7 @@ smb2_duplicate_extents(const unsigned int xid, { int rc; unsigned int ret_data_len; + struct inode *inode; struct duplicate_extents_to_file dup_ext_buf; struct cifs_tcon *tcon = tlink_tcon(trgtfile->tlink);

@@ -1996,10 +1997,21 @@ smb2_duplicate_extents(const unsigned int xid, cifs_dbg(FYI, "Duplicate extents: src off %lld dst off %lld len %lld\n", src_off, dest_off, len);

- rc = smb2_set_file_size(xid, tcon, trgtfile, dest_off + len, false); - if (rc) - goto duplicate_extents_out; + inode = d_inode(trgtfile->dentry); + if (inode->i_size < dest_off + len) { + rc = smb2_set_file_size(xid, tcon, trgtfile, dest_off + len, false); + if (rc) + goto duplicate_extents_out;

+ /* + * Although also could set plausible allocation size (i_blocks) + * here in addition to setting the file size, in reflink + * it is likely that the target file is sparse. Its allocation + * size will be queried on next revalidate, but it is important + * to make sure that file's cached size is updated immediately + */ + cifs_setsize(inode, dest_off + len); + } rc = SMB2_ioctl(xid, tcon, trgtfile->fid.persistent_fid, trgtfile->fid.volatile_fid, FSCTL_DUPLICATE_EXTENTS_TO_FILE, @@ -4056,7 +4068,7 @@ smb2_get_enc_key(struct TCP_Server_Info *server, __u64 ses_id, int enc, u8 *key) if (ses->Suid == ses_id) { ses_enc_key = enc ? ses->smb3encryptionkey : ses->smb3decryptionkey; - memcpy(key, ses_enc_key, SMB3_SIGN_KEY_SIZE); + memcpy(key, ses_enc_key, SMB3_ENC_DEC_KEY_SIZE); spin_unlock(&cifs_tcp_ses_lock); return 0; } @@ -4083,7 +4095,7 @@ crypt_message(struct TCP_Server_Info *server, int num_rqst, int rc = 0; struct scatterlist *sg; u8 sign[SMB2_SIGNATURE_SIZE] = {}; - u8 key[SMB3_SIGN_KEY_SIZE]; + u8 key[SMB3_ENC_DEC_KEY_SIZE]; struct aead_request *req; char *iv; unsigned int iv_len; @@ -4107,10 +4119,11 @@ crypt_message(struct TCP_Server_Info *server, int num_rqst, tfm = enc ? server->secmech.ccmaesencrypt : server->secmech.ccmaesdecrypt;

- if (server->cipher_type == SMB2_ENCRYPTION_AES256_GCM) + if ((server->cipher_type == SMB2_ENCRYPTION_AES256_CCM) || + (server->cipher_type == SMB2_ENCRYPTION_AES256_GCM)) rc = crypto_aead_setkey(tfm, key, SMB3_GCM256_CRYPTKEY_SIZE); else - rc = crypto_aead_setkey(tfm, key, SMB3_SIGN_KEY_SIZE); + rc = crypto_aead_setkey(tfm, key, SMB3_GCM128_CRYPTKEY_SIZE);

if (rc) { cifs_server_dbg(VFS, "%s: Failed to set aead key %d\n", __func__, rc); diff --git a/fs/cifs/smb2pdu.c b/fs/cifs/smb2pdu.c index c6f8bc6729aa..d1d550647cd6 100644 --- a/fs/cifs/smb2pdu.c +++ b/fs/cifs/smb2pdu.c @@ -4032,8 +4032,7 @@ smb2_async_readv(struct cifs_readdata *rdata) if (rdata->credits.value > 0) { shdr->CreditCharge = cpu_to_le16(DIV_ROUND_UP(rdata->bytes, SMB2_MAX_BUFFER_SIZE)); - shdr->CreditRequest = - cpu_to_le16(le16_to_cpu(shdr->CreditCharge) + 1); + shdr->CreditRequest = cpu_to_le16(le16_to_cpu(shdr->CreditCharge) + 8);

rc = adjust_credits(server, &rdata->credits, rdata->bytes); if (rc) @@ -4339,8 +4338,7 @@ smb2_async_writev(struct cifs_writedata *wdata, if (wdata->credits.value > 0) { shdr->CreditCharge = cpu_to_le16(DIV_ROUND_UP(wdata->bytes, SMB2_MAX_BUFFER_SIZE)); - shdr->CreditRequest = - cpu_to_le16(le16_to_cpu(shdr->CreditCharge) + 1); + shdr->CreditRequest = cpu_to_le16(le16_to_cpu(shdr->CreditCharge) + 8);

rc = adjust_credits(server, &wdata->credits, wdata->bytes); if (rc) diff --git a/fs/cifs/smb2transport.c b/fs/cifs/smb2transport.c index ebccd71cc60a..e6fa76ab70be 100644 --- a/fs/cifs/smb2transport.c +++ b/fs/cifs/smb2transport.c @@ -298,7 +298,8 @@ static int generate_key(struct cifs_ses *ses, struct kvec label, { unsigned char zero = 0x0; __u8 i[4] = {0, 0, 0, 1}; - __u8 L[4] = {0, 0, 0, 128}; + __u8 L128[4] = {0, 0, 0, 128}; + __u8 L256[4] = {0, 0, 1, 0}; int rc = 0; unsigned char prfhash[SMB2_HMACSHA256_SIZE]; unsigned char *hashptr = prfhash; @@ -354,8 +355,14 @@ static int generate_key(struct cifs_ses *ses, struct kvec label, goto smb3signkey_ret; }

- rc = crypto_shash_update(&server->secmech.sdeschmacsha256->shash, - L, 4); + if ((server->cipher_type == SMB2_ENCRYPTION_AES256_CCM) || + (server->cipher_type == SMB2_ENCRYPTION_AES256_GCM)) { + rc = crypto_shash_update(&server->secmech.sdeschmacsha256->shash, + L256, 4); + } else { + rc = crypto_shash_update(&server->secmech.sdeschmacsha256->shash, + L128, 4); + } if (rc) { cifs_server_dbg(VFS, "%s: Could not update with L\n", __func__); goto smb3signkey_ret; @@ -390,6 +397,9 @@ generate_smb3signingkey(struct cifs_ses *ses, const struct derivation_triplet *ptriplet) { int rc; +#ifdef CONFIG_CIFS_DEBUG_DUMP_KEYS + struct TCP_Server_Info *server = ses->server; +#endif

/* * All channels use the same encryption/decryption keys but @@ -422,11 +432,11 @@ generate_smb3signingkey(struct cifs_ses *ses, rc = generate_key(ses, ptriplet->encryption.label, ptriplet->encryption.context, ses->smb3encryptionkey, - SMB3_SIGN_KEY_SIZE); + SMB3_ENC_DEC_KEY_SIZE); rc = generate_key(ses, ptriplet->decryption.label, ptriplet->decryption.context, ses->smb3decryptionkey, - SMB3_SIGN_KEY_SIZE); + SMB3_ENC_DEC_KEY_SIZE); if (rc) return rc; } @@ -442,14 +452,23 @@ generate_smb3signingkey(struct cifs_ses *ses, */ cifs_dbg(VFS, "Session Id %*ph\n", (int)sizeof(ses->Suid), &ses->Suid); + cifs_dbg(VFS, "Cipher type %d\n", server->cipher_type); cifs_dbg(VFS, "Session Key %*ph\n", SMB2_NTLMV2_SESSKEY_SIZE, ses->auth_key.response); cifs_dbg(VFS, "Signing Key %*ph\n", SMB3_SIGN_KEY_SIZE, ses->smb3signingkey); - cifs_dbg(VFS, "ServerIn Key %*ph\n", - SMB3_SIGN_KEY_SIZE, ses->smb3encryptionkey); - cifs_dbg(VFS, "ServerOut Key %*ph\n", - SMB3_SIGN_KEY_SIZE, ses->smb3decryptionkey); + if ((server->cipher_type == SMB2_ENCRYPTION_AES256_CCM) || + (server->cipher_type == SMB2_ENCRYPTION_AES256_GCM)) { + cifs_dbg(VFS, "ServerIn Key %*ph\n", + SMB3_GCM256_CRYPTKEY_SIZE, ses->smb3encryptionkey); + cifs_dbg(VFS, "ServerOut Key %*ph\n", + SMB3_GCM256_CRYPTKEY_SIZE, ses->smb3decryptionkey); + } else { + cifs_dbg(VFS, "ServerIn Key %*ph\n", + SMB3_GCM128_CRYPTKEY_SIZE, ses->smb3encryptionkey); + cifs_dbg(VFS, "ServerOut Key %*ph\n", + SMB3_GCM128_CRYPTKEY_SIZE, ses->smb3decryptionkey); + } #endif return rc; } diff --git a/fs/cifs/transport.c b/fs/cifs/transport.c index 7b45b3b79df5..503a0056b60f 100644 --- a/fs/cifs/transport.c +++ b/fs/cifs/transport.c @@ -1170,7 +1170,7 @@ compound_send_recv(const unsigned int xid, struct cifs_ses *ses, } if (rc != 0) { for (; i < num_rqst; i++) { - cifs_server_dbg(VFS, "Cancelling wait for mid %llu cmd: %d\n", + cifs_server_dbg(FYI, "Cancelling wait for mid %llu cmd: %d\n", midQ[i]->mid, le16_to_cpu(midQ[i]->command)); send_cancel(server, &rqst[i], midQ[i]); spin_lock(&GlobalMid_Lock); diff --git a/fs/ext4/mballoc.c b/fs/ext4/mballoc.c index e67d5de6f28c..b6229fe1aa23 100644 --- a/fs/ext4/mballoc.c +++ b/fs/ext4/mballoc.c @@ -2732,8 +2732,15 @@ static int ext4_mb_init_backend(struct super_block *sb) }

if (ext4_has_feature_flex_bg(sb)) { - /* a single flex group is supposed to be read by a single IO */ - sbi->s_mb_prefetch = min(1 << sbi->s_es->s_log_groups_per_flex, + /* a single flex group is supposed to be read by a single IO. + * 2 ^ s_log_groups_per_flex != UINT_MAX as s_mb_prefetch is + * unsigned integer, so the maximum shift is 32. + */ + if (sbi->s_es->s_log_groups_per_flex >= 32) { + ext4_msg(sb, KERN_ERR, "too many log groups per flexible block group"); + goto err_freesgi; + } + sbi->s_mb_prefetch = min_t(uint, 1 << sbi->s_es->s_log_groups_per_flex, BLK_MAX_SEGMENT_SIZE >> (sb->s_blocksize_bits - 9)); sbi->s_mb_prefetch *= 8; /* 8 prefetch IOs in flight at most */ } else { diff --git a/fs/ext4/xattr.c b/fs/ext4/xattr.c index 469847179573..5462f26907c1 100644 --- a/fs/ext4/xattr.c +++ b/fs/ext4/xattr.c @@ -1459,6 +1459,9 @@ ext4_xattr_inode_cache_find(struct inode *inode, const void *value, if (!ce) return NULL;

+ WARN_ON_ONCE(ext4_handle_valid(journal_current_handle()) && + !(current->flags & PF_MEMALLOC_NOFS)); + ea_data = kvmalloc(value_len, GFP_KERNEL); if (!ea_data) { mb_cache_entry_put(ea_inode_cache, ce); @@ -2325,6 +2328,7 @@ ext4_xattr_set_handle(handle_t *handle, struct inode *inode, int name_index, error = -ENOSPC; goto cleanup; } + WARN_ON_ONCE(!(current->flags & PF_MEMALLOC_NOFS)); }

error = ext4_reserve_inode_write(handle, inode, &is.iloc); diff --git a/fs/gfs2/log.c b/fs/gfs2/log.c index 2e9314091c81..1955dea999f7 100644 --- a/fs/gfs2/log.c +++ b/fs/gfs2/log.c @@ -935,12 +935,16 @@ static void trans_drain(struct gfs2_trans *tr) while (!list_empty(head)) { bd = list_first_entry(head, struct gfs2_bufdata, bd_list); list_del_init(&bd->bd_list); + if (!list_empty(&bd->bd_ail_st_list)) + gfs2_remove_from_ail(bd); kmem_cache_free(gfs2_bufdata_cachep, bd); } head = &tr->tr_databuf; while (!list_empty(head)) { bd = list_first_entry(head, struct gfs2_bufdata, bd_list); list_del_init(&bd->bd_list); + if (!list_empty(&bd->bd_ail_st_list)) + gfs2_remove_from_ail(bd); kmem_cache_free(gfs2_bufdata_cachep, bd); } } diff --git a/fs/gfs2/trans.c b/fs/gfs2/trans.c index 6d4bf7ea7b3b..7f850ff6a05d 100644 --- a/fs/gfs2/trans.c +++ b/fs/gfs2/trans.c @@ -134,6 +134,8 @@ static struct gfs2_bufdata *gfs2_alloc_bufdata(struct gfs2_glock *gl, bd->bd_bh = bh; bd->bd_gl = gl; INIT_LIST_HEAD(&bd->bd_list); + INIT_LIST_HEAD(&bd->bd_ail_st_list); + INIT_LIST_HEAD(&bd->bd_ail_gl_list); bh->b_private = bd; return bd; } diff --git a/fs/io_uring.c b/fs/io_uring.c index 06e9c2181995..dde290eb7dd0 100644 --- a/fs/io_uring.c +++ b/fs/io_uring.c @@ -3996,6 +3996,7 @@ static int io_remove_buffers(struct io_kiocb *req, bool force_nonblock, static int io_provide_buffers_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe) { + unsigned long size; struct io_provide_buf *p = &req->pbuf; u64 tmp;

@@ -4009,7 +4010,8 @@ static int io_provide_buffers_prep(struct io_kiocb *req, p->addr = READ_ONCE(sqe->addr); p->len = READ_ONCE(sqe->len);

- if (!access_ok(u64_to_user_ptr(p->addr), (p->len * p->nbufs))) + size = (unsigned long)p->len * p->nbufs; + if (!access_ok(u64_to_user_ptr(p->addr), size)) return -EFAULT;

p->bgid = READ_ONCE(sqe->buf_group); diff --git a/fs/nfs/Kconfig b/fs/nfs/Kconfig index e2a488d403a6..14a72224b657 100644 --- a/fs/nfs/Kconfig +++ b/fs/nfs/Kconfig @@ -127,7 +127,7 @@ config PNFS_BLOCK config PNFS_FLEXFILE_LAYOUT tristate depends on NFS_V4_1 && NFS_V3 - default m + default NFS_V4

config NFS_V4_1_IMPLEMENTATION_ID_DOMAIN string "NFSv4.1 Implementation ID Domain" diff --git a/fs/nfs/nfs3xdr.c b/fs/nfs/nfs3xdr.c index 69971f6c840d..dff6b52d26a8 100644 --- a/fs/nfs/nfs3xdr.c +++ b/fs/nfs/nfs3xdr.c @@ -35,6 +35,7 @@ */ #define NFS3_fhandle_sz (1+16) #define NFS3_fh_sz (NFS3_fhandle_sz) /* shorthand */ +#define NFS3_post_op_fh_sz (1+NFS3_fh_sz) #define NFS3_sattr_sz (15) #define NFS3_filename_sz (1+(NFS3_MAXNAMLEN>>2)) #define NFS3_path_sz (1+(NFS3_MAXPATHLEN>>2)) @@ -72,7 +73,7 @@ #define NFS3_readlinkres_sz (1+NFS3_post_op_attr_sz+1+1) #define NFS3_readres_sz (1+NFS3_post_op_attr_sz+3+1) #define NFS3_writeres_sz (1+NFS3_wcc_data_sz+4) -#define NFS3_createres_sz (1+NFS3_fh_sz+NFS3_post_op_attr_sz+NFS3_wcc_data_sz) +#define NFS3_createres_sz (1+NFS3_post_op_fh_sz+NFS3_post_op_attr_sz+NFS3_wcc_data_sz) #define NFS3_renameres_sz (1+(2 * NFS3_wcc_data_sz)) #define NFS3_linkres_sz (1+NFS3_post_op_attr_sz+NFS3_wcc_data_sz) #define NFS3_readdirres_sz (1+NFS3_post_op_attr_sz+2+1) diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c index ba2dfba4854b..15ac6b6893e7 100644 --- a/fs/nfs/nfs4proc.c +++ b/fs/nfs/nfs4proc.c @@ -5891,6 +5891,9 @@ static int __nfs4_proc_set_acl(struct inode *inode, const void *buf, size_t bufl unsigned int npages = DIV_ROUND_UP(buflen, PAGE_SIZE); int ret, i;

+ /* You can't remove system.nfs4_acl: */ + if (buflen == 0) + return -EINVAL; if (!nfs4_server_supports_acls(server)) return -EOPNOTSUPP; if (npages > ARRAY_SIZE(pages)) diff --git a/fs/squashfs/export.c b/fs/squashfs/export.c index eb02072d28dd..723763746238 100644 --- a/fs/squashfs/export.c +++ b/fs/squashfs/export.c @@ -152,14 +152,18 @@ __le64 *squashfs_read_inode_lookup_table(struct super_block *sb, start = le64_to_cpu(table[n]); end = le64_to_cpu(table[n + 1]);

- if (start >= end || (end - start) > SQUASHFS_METADATA_SIZE) { + if (start >= end + || (end - start) > + (SQUASHFS_METADATA_SIZE + SQUASHFS_BLOCK_OFFSET)) { kfree(table); return ERR_PTR(-EINVAL); } }

start = le64_to_cpu(table[indexes - 1]); - if (start >= lookup_table_start || (lookup_table_start - start) > SQUASHFS_METADATA_SIZE) { + if (start >= lookup_table_start || + (lookup_table_start - start) > + (SQUASHFS_METADATA_SIZE + SQUASHFS_BLOCK_OFFSET)) { kfree(table); return ERR_PTR(-EINVAL); } diff --git a/fs/squashfs/id.c b/fs/squashfs/id.c index 11581bf31af4..ea5387679723 100644 --- a/fs/squashfs/id.c +++ b/fs/squashfs/id.c @@ -97,14 +97,16 @@ __le64 *squashfs_read_id_index_table(struct super_block *sb, start = le64_to_cpu(table[n]); end = le64_to_cpu(table[n + 1]);

- if (start >= end || (end - start) > SQUASHFS_METADATA_SIZE) { + if (start >= end || (end - start) > + (SQUASHFS_METADATA_SIZE + SQUASHFS_BLOCK_OFFSET)) { kfree(table); return ERR_PTR(-EINVAL); } }

start = le64_to_cpu(table[indexes - 1]); - if (start >= id_table_start || (id_table_start - start) > SQUASHFS_METADATA_SIZE) { + if (start >= id_table_start || (id_table_start - start) > + (SQUASHFS_METADATA_SIZE + SQUASHFS_BLOCK_OFFSET)) { kfree(table); return ERR_PTR(-EINVAL); } diff --git a/fs/squashfs/squashfs_fs.h b/fs/squashfs/squashfs_fs.h index 8d64edb80ebf..b3fdc8212c5f 100644 --- a/fs/squashfs/squashfs_fs.h +++ b/fs/squashfs/squashfs_fs.h @@ -17,6 +17,7 @@

/* size of metadata (inode and directory) blocks */ #define SQUASHFS_METADATA_SIZE 8192 +#define SQUASHFS_BLOCK_OFFSET 2

/* default size of block device I/O */ #ifdef CONFIG_SQUASHFS_4K_DEVBLK_SIZE diff --git a/fs/squashfs/xattr_id.c b/fs/squashfs/xattr_id.c index ead66670b41a..087cab8c78f4 100644 --- a/fs/squashfs/xattr_id.c +++ b/fs/squashfs/xattr_id.c @@ -109,14 +109,16 @@ __le64 *squashfs_read_xattr_id_table(struct super_block *sb, u64 table_start, start = le64_to_cpu(table[n]); end = le64_to_cpu(table[n + 1]);

- if (start >= end || (end - start) > SQUASHFS_METADATA_SIZE) { + if (start >= end || (end - start) > + (SQUASHFS_METADATA_SIZE + SQUASHFS_BLOCK_OFFSET)) { kfree(table); return ERR_PTR(-EINVAL); } }

start = le64_to_cpu(table[indexes - 1]); - if (start >= table_start || (table_start - start) > SQUASHFS_METADATA_SIZE) { + if (start >= table_start || (table_start - start) > + (SQUASHFS_METADATA_SIZE + SQUASHFS_BLOCK_OFFSET)) { kfree(table); return ERR_PTR(-EINVAL); } diff --git a/include/acpi/acpi_bus.h b/include/acpi/acpi_bus.h index 6d1879bf9440..37dac195adbb 100644 --- a/include/acpi/acpi_bus.h +++ b/include/acpi/acpi_bus.h @@ -233,6 +233,7 @@ struct acpi_pnp_type {

struct acpi_device_pnp { acpi_bus_id bus_id; /* Object name */ + int instance_no; /* Instance number of this object */ struct acpi_pnp_type type; /* ID type */ acpi_bus_address bus_address; /* _ADR */ char *unique_id; /* _UID */ diff --git a/include/asm-generic/vmlinux.lds.h b/include/asm-generic/vmlinux.lds.h index 34d8287cd774..d7efbc5490e8 100644 --- a/include/asm-generic/vmlinux.lds.h +++ b/include/asm-generic/vmlinux.lds.h @@ -393,7 +393,10 @@ . = ALIGN(8); \ __start_static_call_sites = .; \ KEEP(*(.static_call_sites)) \ - __stop_static_call_sites = .; + __stop_static_call_sites = .; \ + __start_static_call_tramp_key = .; \ + KEEP(*(.static_call_tramp_key)) \ + __stop_static_call_tramp_key = .;

/* * Allow architectures to handle ro_after_init data on their diff --git a/include/linux/bpf.h b/include/linux/bpf.h index 76322b6452c8..dd236ef59db3 100644 --- a/include/linux/bpf.h +++ b/include/linux/bpf.h @@ -1059,7 +1059,7 @@ int bpf_prog_array_copy(struct bpf_prog_array *old_array, struct bpf_prog *include_prog, struct bpf_prog_array **new_array);

-#define __BPF_PROG_RUN_ARRAY(array, ctx, func, check_non_null) \ +#define __BPF_PROG_RUN_ARRAY(array, ctx, func, check_non_null, set_cg_storage) \ ({ \ struct bpf_prog_array_item *_item; \ struct bpf_prog *_prog; \ @@ -1072,7 +1072,8 @@ int bpf_prog_array_copy(struct bpf_prog_array *old_array, goto _out; \ _item = &_array->items[0]; \ while ((_prog = READ_ONCE(_item->prog))) { \ - bpf_cgroup_storage_set(_item->cgroup_storage); \ + if (set_cg_storage) \ + bpf_cgroup_storage_set(_item->cgroup_storage); \ _ret &= func(_prog, ctx); \ _item++; \ } \ @@ -1133,10 +1134,10 @@ _out: \ })

#define BPF_PROG_RUN_ARRAY(array, ctx, func) \ - __BPF_PROG_RUN_ARRAY(array, ctx, func, false) + __BPF_PROG_RUN_ARRAY(array, ctx, func, false, true)

#define BPF_PROG_RUN_ARRAY_CHECK(array, ctx, func) \ - __BPF_PROG_RUN_ARRAY(array, ctx, func, true) + __BPF_PROG_RUN_ARRAY(array, ctx, func, true, false)

#ifdef CONFIG_BPF_SYSCALL DECLARE_PER_CPU(int, bpf_prog_active); diff --git a/include/linux/brcmphy.h b/include/linux/brcmphy.h index d0bd226d6bd9..54665952d6ad 100644 --- a/include/linux/brcmphy.h +++ b/include/linux/brcmphy.h @@ -136,6 +136,7 @@

#define MII_BCM54XX_AUXCTL_SHDWSEL_MISC 0x07 #define MII_BCM54XX_AUXCTL_SHDWSEL_MISC_WIRESPEED_EN 0x0010 +#define MII_BCM54XX_AUXCTL_SHDWSEL_MISC_RGMII_EN 0x0080 #define MII_BCM54XX_AUXCTL_SHDWSEL_MISC_RGMII_SKEW_EN 0x0100 #define MII_BCM54XX_AUXCTL_MISC_FORCE_AMDIX 0x0200 #define MII_BCM54XX_AUXCTL_MISC_WREN 0x8000 @@ -222,6 +223,9 @@ /* 11111: Mode Control Register */ #define BCM54XX_SHD_MODE 0x1f #define BCM54XX_SHD_INTF_SEL_MASK GENMASK(2, 1) /* INTERF_SEL[1:0] */ +#define BCM54XX_SHD_INTF_SEL_RGMII 0x02 +#define BCM54XX_SHD_INTF_SEL_SGMII 0x04 +#define BCM54XX_SHD_INTF_SEL_GBIC 0x06 #define BCM54XX_SHD_MODE_1000BX BIT(0) /* Enable 1000-X registers */

/* diff --git a/include/linux/device-mapper.h b/include/linux/device-mapper.h index d2d7f9b6a276..50cc070cb1f7 100644 --- a/include/linux/device-mapper.h +++ b/include/linux/device-mapper.h @@ -246,7 +246,11 @@ struct target_type { #define dm_target_passes_integrity(type) ((type)->features & DM_TARGET_PASSES_INTEGRITY)

/* - * Indicates that a target supports host-managed zoned block devices. + * Indicates support for zoned block devices: + * - DM_TARGET_ZONED_HM: the target also supports host-managed zoned + * block devices but does not support combining different zoned models. + * - DM_TARGET_MIXED_ZONED_MODEL: the target supports combining multiple + * devices with different zoned models. */ #define DM_TARGET_ZONED_HM 0x00000040 #define dm_target_supports_zoned_hm(type) ((type)->features & DM_TARGET_ZONED_HM) @@ -257,6 +261,15 @@ struct target_type { #define DM_TARGET_NOWAIT 0x00000080 #define dm_target_supports_nowait(type) ((type)->features & DM_TARGET_NOWAIT)

+#ifdef CONFIG_BLK_DEV_ZONED +#define DM_TARGET_MIXED_ZONED_MODEL 0x00000200 +#define dm_target_supports_mixed_zoned_model(type) \ + ((type)->features & DM_TARGET_MIXED_ZONED_MODEL) +#else +#define DM_TARGET_MIXED_ZONED_MODEL 0x00000000 +#define dm_target_supports_mixed_zoned_model(type) (false) +#endif + struct dm_target { struct dm_table *table; struct target_type *type; diff --git a/include/linux/hugetlb_cgroup.h b/include/linux/hugetlb_cgroup.h index 2ad6e92f124a..0bff345c4bc6 100644 --- a/include/linux/hugetlb_cgroup.h +++ b/include/linux/hugetlb_cgroup.h @@ -113,6 +113,11 @@ static inline bool hugetlb_cgroup_disabled(void) return !cgroup_subsys_enabled(hugetlb_cgrp_subsys); }

+static inline void hugetlb_cgroup_put_rsvd_cgroup(struct hugetlb_cgroup *h_cg) +{ + css_put(&h_cg->css); +} + extern int hugetlb_cgroup_charge_cgroup(int idx, unsigned long nr_pages, struct hugetlb_cgroup **ptr); extern int hugetlb_cgroup_charge_cgroup_rsvd(int idx, unsigned long nr_pages, @@ -138,7 +143,8 @@ extern void hugetlb_cgroup_uncharge_counter(struct resv_map *resv,

extern void hugetlb_cgroup_uncharge_file_region(struct resv_map *resv, struct file_region *rg, - unsigned long nr_pages); + unsigned long nr_pages, + bool region_del);

extern void hugetlb_cgroup_file_init(void) __init; extern void hugetlb_cgroup_migrate(struct page *oldhpage, @@ -147,7 +153,8 @@ extern void hugetlb_cgroup_migrate(struct page *oldhpage, #else static inline void hugetlb_cgroup_uncharge_file_region(struct resv_map *resv, struct file_region *rg, - unsigned long nr_pages) + unsigned long nr_pages, + bool region_del) { }

@@ -185,6 +192,10 @@ static inline bool hugetlb_cgroup_disabled(void) return true; }

+static inline void hugetlb_cgroup_put_rsvd_cgroup(struct hugetlb_cgroup *h_cg) +{ +} + static inline int hugetlb_cgroup_charge_cgroup(int idx, unsigned long nr_pages, struct hugetlb_cgroup **ptr) { diff --git a/include/linux/if_macvlan.h b/include/linux/if_macvlan.h index a367ead4bf4b..e11555989090 100644 --- a/include/linux/if_macvlan.h +++ b/include/linux/if_macvlan.h @@ -42,13 +42,14 @@ static inline void macvlan_count_rx(const struct macvlan_dev *vlan, if (likely(success)) { struct vlan_pcpu_stats *pcpu_stats;

- pcpu_stats = this_cpu_ptr(vlan->pcpu_stats); + pcpu_stats = get_cpu_ptr(vlan->pcpu_stats); u64_stats_update_begin(&pcpu_stats->syncp); pcpu_stats->rx_packets++; pcpu_stats->rx_bytes += len; if (multicast) pcpu_stats->rx_multicast++; u64_stats_update_end(&pcpu_stats->syncp); + put_cpu_ptr(vlan->pcpu_stats); } else { this_cpu_inc(vlan->pcpu_stats->rx_errors); } diff --git a/include/linux/memcontrol.h b/include/linux/memcontrol.h index 922a7f600465..c691b1ac95f8 100644 --- a/include/linux/memcontrol.h +++ b/include/linux/memcontrol.h @@ -937,9 +937,7 @@ static inline void memcg_memory_event_mm(struct mm_struct *mm, rcu_read_unlock(); }

-#ifdef CONFIG_TRANSPARENT_HUGEPAGE -void mem_cgroup_split_huge_fixup(struct page *head); -#endif +void split_page_memcg(struct page *head, unsigned int nr);

#else /* CONFIG_MEMCG */

@@ -1267,7 +1265,7 @@ unsigned long mem_cgroup_soft_limit_reclaim(pg_data_t *pgdat, int order, return 0; }

-static inline void mem_cgroup_split_huge_fixup(struct page *head) +static inline void split_page_memcg(struct page *head, unsigned int nr) { }

diff --git a/include/linux/mm.h b/include/linux/mm.h index b8eadd9f9680..08a48d3eaeaa 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -1414,13 +1414,26 @@ static inline bool cpupid_match_pid(struct task_struct *task, int cpupid) #endif /* CONFIG_NUMA_BALANCING */

#ifdef CONFIG_KASAN_SW_TAGS + +/* + * KASAN per-page tags are stored xor'ed with 0xff. This allows to avoid + * setting tags for all pages to native kernel tag value 0xff, as the default + * value 0x00 maps to 0xff. + */ + static inline u8 page_kasan_tag(const struct page *page) { - return (page->flags >> KASAN_TAG_PGSHIFT) & KASAN_TAG_MASK; + u8 tag; + + tag = (page->flags >> KASAN_TAG_PGSHIFT) & KASAN_TAG_MASK; + tag ^= 0xff; + + return tag; }

static inline void page_kasan_tag_set(struct page *page, u8 tag) { + tag ^= 0xff; page->flags &= ~(KASAN_TAG_MASK << KASAN_TAG_PGSHIFT); page->flags |= (tag & KASAN_TAG_MASK) << KASAN_TAG_PGSHIFT; } diff --git a/include/linux/mm_types.h b/include/linux/mm_types.h index 915f4f100383..3433ecc9c1f7 100644 --- a/include/linux/mm_types.h +++ b/include/linux/mm_types.h @@ -23,6 +23,7 @@ #endif #define AT_VECTOR_SIZE (2*(AT_VECTOR_SIZE_ARCH + AT_VECTOR_SIZE_BASE + 1))

+#define INIT_PASID 0

struct address_space; struct mem_cgroup; diff --git a/include/linux/mmu_notifier.h b/include/linux/mmu_notifier.h index b8200782dede..1a6a9eb6d3fa 100644 --- a/include/linux/mmu_notifier.h +++ b/include/linux/mmu_notifier.h @@ -169,11 +169,11 @@ struct mmu_notifier_ops { * the last refcount is dropped. * * If blockable argument is set to false then the callback cannot - * sleep and has to return with -EAGAIN. 0 should be returned - * otherwise. Please note that if invalidate_range_start approves - * a non-blocking behavior then the same applies to - * invalidate_range_end. - * + * sleep and has to return with -EAGAIN if sleeping would be required. + * 0 should be returned otherwise. Please note that notifiers that can + * fail invalidate_range_start are not allowed to implement + * invalidate_range_end, as there is no mechanism for informing the + * notifier that its start failed. */ int (*invalidate_range_start)(struct mmu_notifier *subscription, const struct mmu_notifier_range *range); diff --git a/include/linux/mutex.h b/include/linux/mutex.h index dcd185cbfe79..4d671fba3cab 100644 --- a/include/linux/mutex.h +++ b/include/linux/mutex.h @@ -185,7 +185,7 @@ extern void mutex_lock_io(struct mutex *lock); # define mutex_lock_interruptible_nested(lock, subclass) mutex_lock_interruptible(lock) # define mutex_lock_killable_nested(lock, subclass) mutex_lock_killable(lock) # define mutex_lock_nest_lock(lock, nest_lock) mutex_lock(lock) -# define mutex_lock_io_nested(lock, subclass) mutex_lock(lock) +# define mutex_lock_io_nested(lock, subclass) mutex_lock_io(lock) #endif

/* diff --git a/include/linux/netfilter/x_tables.h b/include/linux/netfilter/x_tables.h index 8ebb64193757..8ec48466410a 100644 --- a/include/linux/netfilter/x_tables.h +++ b/include/linux/netfilter/x_tables.h @@ -227,7 +227,7 @@ struct xt_table { unsigned int valid_hooks;

/* Man behind the curtain... */ - struct xt_table_info __rcu *private; + struct xt_table_info *private;

/* Set this to THIS_MODULE if you are a module, otherwise NULL */ struct module *me; @@ -376,7 +376,7 @@ static inline unsigned int xt_write_recseq_begin(void) * since addend is most likely 1 */ __this_cpu_add(xt_recseq.sequence, addend); - smp_wmb(); + smp_mb();

return addend; } @@ -448,9 +448,6 @@ xt_get_per_cpu_counter(struct xt_counters *cnt, unsigned int cpu)

struct nf_hook_ops *xt_hook_ops_alloc(const struct xt_table *, nf_hookfn *);

-struct xt_table_info -*xt_table_get_private_protected(const struct xt_table *table); - #ifdef CONFIG_COMPAT #include <net/compat.h>

diff --git a/include/linux/pagemap.h b/include/linux/pagemap.h index d5570deff400..b032f094a782 100644 --- a/include/linux/pagemap.h +++ b/include/linux/pagemap.h @@ -559,7 +559,6 @@ static inline pgoff_t linear_page_index(struct vm_area_struct *vma, return pgoff; }

-/* This has the same layout as wait_bit_key - see fs/cachefiles/rdwr.c */ struct wait_page_key { struct page *page; int bit_nr; diff --git a/include/linux/phy.h b/include/linux/phy.h index 56563e5e0dc7..08725a262f32 100644 --- a/include/linux/phy.h +++ b/include/linux/phy.h @@ -499,6 +499,7 @@ struct macsec_ops; * * @speed: Current link speed * @duplex: Current duplex + * @port: Current port * @pause: Current pause * @asym_pause: Current asymmetric pause * @supported: Combined MAC/PHY supported linkmodes @@ -577,6 +578,7 @@ struct phy_device { */ int speed; int duplex; + int port; int pause; int asym_pause; u8 master_slave_get; diff --git a/include/linux/static_call.h b/include/linux/static_call.h index 695da4c9b338..04e6042d252d 100644 --- a/include/linux/static_call.h +++ b/include/linux/static_call.h @@ -107,26 +107,10 @@ extern void arch_static_call_transform(void *site, void *tramp, void *func, bool

#define STATIC_CALL_TRAMP_ADDR(name) &STATIC_CALL_TRAMP(name)

-/* - * __ADDRESSABLE() is used to ensure the key symbol doesn't get stripped from - * the symbol table so that objtool can reference it when it generates the - * .static_call_sites section. - */ -#define __static_call(name) \ -({ \ - __ADDRESSABLE(STATIC_CALL_KEY(name)); \ - &STATIC_CALL_TRAMP(name); \ -}) - #else #define STATIC_CALL_TRAMP_ADDR(name) NULL #endif

- -#define DECLARE_STATIC_CALL(name, func) \ - extern struct static_call_key STATIC_CALL_KEY(name); \ - extern typeof(func) STATIC_CALL_TRAMP(name); - #define static_call_update(name, func) \ ({ \ BUILD_BUG_ON(!__same_type(*(func), STATIC_CALL_TRAMP(name))); \ @@ -154,6 +138,12 @@ struct static_call_key { }; };

+/* For finding the key associated with a trampoline */ +struct static_call_tramp_key { + s32 tramp; + s32 key; +}; + extern void __static_call_update(struct static_call_key *key, void *tramp, void *func); extern int static_call_mod_init(struct module *mod); extern int static_call_text_reserved(void *start, void *end); @@ -174,17 +164,23 @@ extern int static_call_text_reserved(void *start, void *end); }; \ ARCH_DEFINE_STATIC_CALL_NULL_TRAMP(name)

-#define static_call(name) __static_call(name) #define static_call_cond(name) (void)__static_call(name)

#define EXPORT_STATIC_CALL(name) \ EXPORT_SYMBOL(STATIC_CALL_KEY(name)); \ EXPORT_SYMBOL(STATIC_CALL_TRAMP(name)) - #define EXPORT_STATIC_CALL_GPL(name) \ EXPORT_SYMBOL_GPL(STATIC_CALL_KEY(name)); \ EXPORT_SYMBOL_GPL(STATIC_CALL_TRAMP(name))

+/* Leave the key unexported, so modules can't change static call targets: */ +#define EXPORT_STATIC_CALL_TRAMP(name) \ + EXPORT_SYMBOL(STATIC_CALL_TRAMP(name)); \ + ARCH_ADD_TRAMP_KEY(name) +#define EXPORT_STATIC_CALL_TRAMP_GPL(name) \ + EXPORT_SYMBOL_GPL(STATIC_CALL_TRAMP(name)); \ + ARCH_ADD_TRAMP_KEY(name) + #elif defined(CONFIG_HAVE_STATIC_CALL)

static inline int static_call_init(void) { return 0; } @@ -207,7 +203,6 @@ struct static_call_key { }; \ ARCH_DEFINE_STATIC_CALL_NULL_TRAMP(name)

-#define static_call(name) __static_call(name) #define static_call_cond(name) (void)__static_call(name)

static inline @@ -227,11 +222,16 @@ static inline int static_call_text_reserved(void *start, void *end) #define EXPORT_STATIC_CALL(name) \ EXPORT_SYMBOL(STATIC_CALL_KEY(name)); \ EXPORT_SYMBOL(STATIC_CALL_TRAMP(name)) - #define EXPORT_STATIC_CALL_GPL(name) \ EXPORT_SYMBOL_GPL(STATIC_CALL_KEY(name)); \ EXPORT_SYMBOL_GPL(STATIC_CALL_TRAMP(name))

+/* Leave the key unexported, so modules can't change static call targets: */ +#define EXPORT_STATIC_CALL_TRAMP(name) \ + EXPORT_SYMBOL(STATIC_CALL_TRAMP(name)) +#define EXPORT_STATIC_CALL_TRAMP_GPL(name) \ + EXPORT_SYMBOL_GPL(STATIC_CALL_TRAMP(name)) + #else /* Generic implementation */

static inline int static_call_init(void) { return 0; } @@ -252,9 +252,6 @@ struct static_call_key { .func = NULL, \ }

-#define static_call(name) \ - ((typeof(STATIC_CALL_TRAMP(name))*)(STATIC_CALL_KEY(name).func)) - static inline void __static_call_nop(void) { }

/* diff --git a/include/linux/static_call_types.h b/include/linux/static_call_types.h index 89135bb35bf7..ae5662d368b9 100644 --- a/include/linux/static_call_types.h +++ b/include/linux/static_call_types.h @@ -4,11 +4,13 @@

#include <linux/types.h> #include <linux/stringify.h> +#include <linux/compiler.h>

#define STATIC_CALL_KEY_PREFIX __SCK__ #define STATIC_CALL_KEY_PREFIX_STR __stringify(STATIC_CALL_KEY_PREFIX) #define STATIC_CALL_KEY_PREFIX_LEN (sizeof(STATIC_CALL_KEY_PREFIX_STR) - 1) #define STATIC_CALL_KEY(name) __PASTE(STATIC_CALL_KEY_PREFIX, name) +#define STATIC_CALL_KEY_STR(name) __stringify(STATIC_CALL_KEY(name))

#define STATIC_CALL_TRAMP_PREFIX __SCT__ #define STATIC_CALL_TRAMP_PREFIX_STR __stringify(STATIC_CALL_TRAMP_PREFIX) @@ -32,4 +34,52 @@ struct static_call_site { s32 key; };

+#define DECLARE_STATIC_CALL(name, func) \ + extern struct static_call_key STATIC_CALL_KEY(name); \ + extern typeof(func) STATIC_CALL_TRAMP(name); + +#ifdef CONFIG_HAVE_STATIC_CALL + +#define __raw_static_call(name) (&STATIC_CALL_TRAMP(name)) + +#ifdef CONFIG_HAVE_STATIC_CALL_INLINE + +/* + * __ADDRESSABLE() is used to ensure the key symbol doesn't get stripped from + * the symbol table so that objtool can reference it when it generates the + * .static_call_sites section. + */ +#define __STATIC_CALL_ADDRESSABLE(name) \ + __ADDRESSABLE(STATIC_CALL_KEY(name)) + +#define __static_call(name) \ +({ \ + __STATIC_CALL_ADDRESSABLE(name); \ + __raw_static_call(name); \ +}) + +#else /* !CONFIG_HAVE_STATIC_CALL_INLINE */ + +#define __STATIC_CALL_ADDRESSABLE(name) +#define __static_call(name) __raw_static_call(name) + +#endif /* CONFIG_HAVE_STATIC_CALL_INLINE */ + +#ifdef MODULE +#define __STATIC_CALL_MOD_ADDRESSABLE(name) +#define static_call_mod(name) __raw_static_call(name) +#else +#define __STATIC_CALL_MOD_ADDRESSABLE(name) __STATIC_CALL_ADDRESSABLE(name) +#define static_call_mod(name) __static_call(name) +#endif + +#define static_call(name) __static_call(name) + +#else + +#define static_call(name) \ + ((typeof(STATIC_CALL_TRAMP(name))*)(STATIC_CALL_KEY(name).func)) + +#endif /* CONFIG_HAVE_STATIC_CALL */ + #endif /* _STATIC_CALL_TYPES_H */ diff --git a/include/linux/u64_stats_sync.h b/include/linux/u64_stats_sync.h index c6abb79501b3..e81856c0ba13 100644 --- a/include/linux/u64_stats_sync.h +++ b/include/linux/u64_stats_sync.h @@ -115,12 +115,13 @@ static inline void u64_stats_inc(u64_stats_t *p) } #endif

+#if BITS_PER_LONG == 32 && defined(CONFIG_SMP) +#define u64_stats_init(syncp) seqcount_init(&(syncp)->seq) +#else static inline void u64_stats_init(struct u64_stats_sync *syncp) { -#if BITS_PER_LONG == 32 && defined(CONFIG_SMP) - seqcount_init(&syncp->seq); -#endif } +#endif

static inline void u64_stats_update_begin(struct u64_stats_sync *syncp) { diff --git a/include/linux/usermode_driver.h b/include/linux/usermode_driver.h index 073a9e0ec07d..ad970416260d 100644 --- a/include/linux/usermode_driver.h +++ b/include/linux/usermode_driver.h @@ -14,5 +14,6 @@ struct umd_info { int umd_load_blob(struct umd_info *info, const void *data, size_t len); int umd_unload_blob(struct umd_info *info); int fork_usermode_driver(struct umd_info *info); +void umd_cleanup_helper(struct umd_info *info);

#endif /* __LINUX_USERMODE_DRIVER_H__ */ diff --git a/include/net/dst.h b/include/net/dst.h index 8ea8812b0b41..acd15c544cf3 100644 --- a/include/net/dst.h +++ b/include/net/dst.h @@ -535,4 +535,15 @@ static inline void skb_dst_update_pmtu_no_confirm(struct sk_buff *skb, u32 mtu) dst->ops->update_pmtu(dst, NULL, skb, mtu, false); }

+struct dst_entry *dst_blackhole_check(struct dst_entry *dst, u32 cookie); +void dst_blackhole_update_pmtu(struct dst_entry *dst, struct sock *sk, + struct sk_buff *skb, u32 mtu, bool confirm_neigh); +void dst_blackhole_redirect(struct dst_entry *dst, struct sock *sk, + struct sk_buff *skb); +u32 *dst_blackhole_cow_metrics(struct dst_entry *dst, unsigned long old); +struct neighbour *dst_blackhole_neigh_lookup(const struct dst_entry *dst, + struct sk_buff *skb, + const void *daddr); +unsigned int dst_blackhole_mtu(const struct dst_entry *dst); + #endif /* _NET_DST_H */ diff --git a/include/net/inet_connection_sock.h b/include/net/inet_connection_sock.h index 111d7771b208..aa92af3dd444 100644 --- a/include/net/inet_connection_sock.h +++ b/include/net/inet_connection_sock.h @@ -284,7 +284,7 @@ static inline int inet_csk_reqsk_queue_is_full(const struct sock *sk) return inet_csk_reqsk_queue_len(sk) >= sk->sk_max_ack_backlog; }

-void inet_csk_reqsk_queue_drop(struct sock *sk, struct request_sock *req); +bool inet_csk_reqsk_queue_drop(struct sock *sk, struct request_sock *req); void inet_csk_reqsk_queue_drop_and_put(struct sock *sk, struct request_sock *req);

static inline void inet_csk_prepare_for_destroy_sock(struct sock *sk) diff --git a/include/net/netfilter/nf_tables.h b/include/net/netfilter/nf_tables.h index c1c0a4ff92ae..ed4a9d098164 100644 --- a/include/net/netfilter/nf_tables.h +++ b/include/net/netfilter/nf_tables.h @@ -1508,6 +1508,7 @@ struct nft_trans_flowtable { struct nft_flowtable *flowtable; bool update; struct list_head hook_list; + u32 flags; };

#define nft_trans_flowtable(trans) \ @@ -1516,6 +1517,8 @@ struct nft_trans_flowtable { (((struct nft_trans_flowtable *)trans->data)->update) #define nft_trans_flowtable_hooks(trans) \ (((struct nft_trans_flowtable *)trans->data)->hook_list) +#define nft_trans_flowtable_flags(trans) \ + (((struct nft_trans_flowtable *)trans->data)->flags)

int __init nft_chain_filter_init(void); void nft_chain_filter_fini(void); diff --git a/include/net/nexthop.h b/include/net/nexthop.h index 2fd76a9b6dc8..4c8c9fe9a3f0 100644 --- a/include/net/nexthop.h +++ b/include/net/nexthop.h @@ -362,6 +362,7 @@ static inline struct fib_nh *fib_info_nh(struct fib_info *fi, int nhsel) int fib6_check_nexthop(struct nexthop *nh, struct fib6_config *cfg, struct netlink_ext_ack *extack);

+/* Caller should either hold rcu_read_lock(), or RTNL. */ static inline struct fib6_nh *nexthop_fib6_nh(struct nexthop *nh) { struct nh_info *nhi; @@ -382,6 +383,29 @@ static inline struct fib6_nh *nexthop_fib6_nh(struct nexthop *nh) return NULL; }

+/* Variant of nexthop_fib6_nh(). + * Caller should either hold rcu_read_lock_bh(), or RTNL. + */ +static inline struct fib6_nh *nexthop_fib6_nh_bh(struct nexthop *nh) +{ + struct nh_info *nhi; + + if (nh->is_group) { + struct nh_group *nh_grp; + + nh_grp = rcu_dereference_bh_rtnl(nh->nh_grp); + nh = nexthop_mpath_select(nh_grp, 0); + if (!nh) + return NULL; + } + + nhi = rcu_dereference_bh_rtnl(nh->nh_info); + if (nhi->family == AF_INET6) + return &nhi->fib6_nh; + + return NULL; +} + static inline struct net_device *fib6_info_nh_dev(struct fib6_info *f6i) { struct fib6_nh *fib6_nh; diff --git a/include/net/red.h b/include/net/red.h index 932f0d79d60c..9e6647c4ccd1 100644 --- a/include/net/red.h +++ b/include/net/red.h @@ -168,7 +168,8 @@ static inline void red_set_vars(struct red_vars *v) v->qcount = -1; }

-static inline bool red_check_params(u32 qth_min, u32 qth_max, u8 Wlog, u8 Scell_log) +static inline bool red_check_params(u32 qth_min, u32 qth_max, u8 Wlog, + u8 Scell_log, u8 *stab) { if (fls(qth_min) + Wlog > 32) return false; @@ -178,6 +179,13 @@ static inline bool red_check_params(u32 qth_min, u32 qth_max, u8 Wlog, u8 Scell_ return false; if (qth_max < qth_min) return false; + if (stab) { + int i; + + for (i = 0; i < RED_STAB_SIZE; i++) + if (stab[i] >= 32) + return false; + } return true; }

diff --git a/include/net/rtnetlink.h b/include/net/rtnetlink.h index e2091bb2b3a8..4da61c950e93 100644 --- a/include/net/rtnetlink.h +++ b/include/net/rtnetlink.h @@ -33,6 +33,7 @@ static inline int rtnl_msg_family(const struct nlmsghdr *nlh) * * @list: Used internally * @kind: Identifier + * @netns_refund: Physical device, move to init_net on netns exit * @maxtype: Highest device specific netlink attribute number * @policy: Netlink policy for device specific attribute validation * @validate: Optional validation function for netlink/changelink parameters @@ -64,6 +65,7 @@ struct rtnl_link_ops { size_t priv_size; void (*setup)(struct net_device *dev);

+ bool netns_refund; unsigned int maxtype; const struct nla_policy *policy; int (*validate)(struct nlattr *tb[], diff --git a/include/uapi/linux/psample.h b/include/uapi/linux/psample.h index aea26ab1431c..bff5032c98df 100644 --- a/include/uapi/linux/psample.h +++ b/include/uapi/linux/psample.h @@ -3,7 +3,6 @@ #define __UAPI_PSAMPLE_H

enum { - /* sampled packet metadata */ PSAMPLE_ATTR_IIFINDEX, PSAMPLE_ATTR_OIFINDEX, PSAMPLE_ATTR_ORIGSIZE, @@ -11,10 +10,8 @@ enum { PSAMPLE_ATTR_GROUP_SEQ, PSAMPLE_ATTR_SAMPLE_RATE, PSAMPLE_ATTR_DATA, - PSAMPLE_ATTR_TUNNEL, - - /* commands attributes */ PSAMPLE_ATTR_GROUP_REFCOUNT, + PSAMPLE_ATTR_TUNNEL,

__PSAMPLE_ATTR_MAX }; diff --git a/kernel/bpf/bpf_inode_storage.c b/kernel/bpf/bpf_inode_storage.c index c2a501cd90eb..a4ac48c7dada 100644 --- a/kernel/bpf/bpf_inode_storage.c +++ b/kernel/bpf/bpf_inode_storage.c @@ -109,7 +109,7 @@ static void *bpf_fd_inode_storage_lookup_elem(struct bpf_map *map, void *key) fd = *(int *)key; f = fget_raw(fd); if (!f) - return NULL; + return ERR_PTR(-EBADF);

sdata = inode_storage_lookup(f->f_inode, map, true); fput(f); diff --git a/kernel/bpf/preload/bpf_preload_kern.c b/kernel/bpf/preload/bpf_preload_kern.c index 79c5772465f1..53736e52c1df 100644 --- a/kernel/bpf/preload/bpf_preload_kern.c +++ b/kernel/bpf/preload/bpf_preload_kern.c @@ -60,9 +60,12 @@ static int finish(void) &magic, sizeof(magic), &pos); if (n != sizeof(magic)) return -EPIPE; + tgid = umd_ops.info.tgid; - wait_event(tgid->wait_pidfd, thread_group_exited(tgid)); - umd_ops.info.tgid = NULL; + if (tgid) { + wait_event(tgid->wait_pidfd, thread_group_exited(tgid)); + umd_cleanup_helper(&umd_ops.info); + } return 0; }

@@ -80,10 +83,18 @@ static int __init load_umd(void)

static void __exit fini_umd(void) { + struct pid *tgid; + bpf_preload_ops = NULL; + /* kill UMD in case it's still there due to earlier error */ - kill_pid(umd_ops.info.tgid, SIGKILL, 1); - umd_ops.info.tgid = NULL; + tgid = umd_ops.info.tgid; + if (tgid) { + kill_pid(tgid, SIGKILL, 1); + + wait_event(tgid->wait_pidfd, thread_group_exited(tgid)); + umd_cleanup_helper(&umd_ops.info); + } umd_unload_blob(&umd_ops.info); } late_initcall(load_umd); diff --git a/kernel/fork.c b/kernel/fork.c index c675fdbd3dce..7c044d377926 100644 --- a/kernel/fork.c +++ b/kernel/fork.c @@ -992,6 +992,13 @@ static void mm_init_owner(struct mm_struct *mm, struct task_struct *p) #endif }

+static void mm_init_pasid(struct mm_struct *mm) +{ +#ifdef CONFIG_IOMMU_SUPPORT + mm->pasid = INIT_PASID; +#endif +} + static void mm_init_uprobes_state(struct mm_struct *mm) { #ifdef CONFIG_UPROBES @@ -1022,6 +1029,7 @@ static struct mm_struct *mm_init(struct mm_struct *mm, struct task_struct *p, mm_init_cpumask(mm); mm_init_aio(mm); mm_init_owner(mm, p); + mm_init_pasid(mm); RCU_INIT_POINTER(mm->exe_file, NULL); mmu_notifier_subscriptions_init(mm); init_tlb_flush_pending(mm); diff --git a/kernel/gcov/clang.c b/kernel/gcov/clang.c index c94b820a1b62..8743150db2ac 100644 --- a/kernel/gcov/clang.c +++ b/kernel/gcov/clang.c @@ -75,7 +75,9 @@ struct gcov_fn_info {

u32 num_counters; u64 *counters; +#if CONFIG_CLANG_VERSION < 110000 const char *function_name; +#endif };

static struct gcov_info *current_info; @@ -105,6 +107,7 @@ void llvm_gcov_init(llvm_gcov_callback writeout, llvm_gcov_callback flush) } EXPORT_SYMBOL(llvm_gcov_init);

+#if CONFIG_CLANG_VERSION < 110000 void llvm_gcda_start_file(const char *orig_filename, const char version[4], u32 checksum) { @@ -113,7 +116,17 @@ void llvm_gcda_start_file(const char *orig_filename, const char version[4], current_info->checksum = checksum; } EXPORT_SYMBOL(llvm_gcda_start_file); +#else +void llvm_gcda_start_file(const char *orig_filename, u32 version, u32 checksum) +{ + current_info->filename = orig_filename; + current_info->version = version; + current_info->checksum = checksum; +} +EXPORT_SYMBOL(llvm_gcda_start_file); +#endif

+#if CONFIG_CLANG_VERSION < 110000 void llvm_gcda_emit_function(u32 ident, const char *function_name, u32 func_checksum, u8 use_extra_checksum, u32 cfg_checksum) { @@ -133,6 +146,24 @@ void llvm_gcda_emit_function(u32 ident, const char *function_name, list_add_tail(&info->head, &current_info->functions); } EXPORT_SYMBOL(llvm_gcda_emit_function); +#else +void llvm_gcda_emit_function(u32 ident, u32 func_checksum, + u8 use_extra_checksum, u32 cfg_checksum) +{ + struct gcov_fn_info *info = kzalloc(sizeof(*info), GFP_KERNEL); + + if (!info) + return; + + INIT_LIST_HEAD(&info->head); + info->ident = ident; + info->checksum = func_checksum; + info->use_extra_checksum = use_extra_checksum; + info->cfg_checksum = cfg_checksum; + list_add_tail(&info->head, &current_info->functions); +} +EXPORT_SYMBOL(llvm_gcda_emit_function); +#endif

void llvm_gcda_emit_arcs(u32 num_counters, u64 *counters) { @@ -295,6 +326,7 @@ void gcov_info_add(struct gcov_info *dst, struct gcov_info *src) } }

+#if CONFIG_CLANG_VERSION < 110000 static struct gcov_fn_info *gcov_fn_info_dup(struct gcov_fn_info *fn) { size_t cv_size; /* counter values size */ @@ -322,6 +354,28 @@ static struct gcov_fn_info *gcov_fn_info_dup(struct gcov_fn_info *fn) kfree(fn_dup); return NULL; } +#else +static struct gcov_fn_info *gcov_fn_info_dup(struct gcov_fn_info *fn) +{ + size_t cv_size; /* counter values size */ + struct gcov_fn_info *fn_dup = kmemdup(fn, sizeof(*fn), + GFP_KERNEL); + if (!fn_dup) + return NULL; + INIT_LIST_HEAD(&fn_dup->head); + + cv_size = fn->num_counters * sizeof(fn->counters[0]); + fn_dup->counters = vmalloc(cv_size); + if (!fn_dup->counters) { + kfree(fn_dup); + return NULL; + } + + memcpy(fn_dup->counters, fn->counters, cv_size); + + return fn_dup; +} +#endif

/** * gcov_info_dup - duplicate profiling data set @@ -362,6 +416,7 @@ struct gcov_info *gcov_info_dup(struct gcov_info *info) * gcov_info_free - release memory for profiling data set duplicate * @info: profiling data set duplicate to free */ +#if CONFIG_CLANG_VERSION < 110000 void gcov_info_free(struct gcov_info *info) { struct gcov_fn_info *fn, *tmp; @@ -375,6 +430,20 @@ void gcov_info_free(struct gcov_info *info) kfree(info->filename); kfree(info); } +#else +void gcov_info_free(struct gcov_info *info) +{ + struct gcov_fn_info *fn, *tmp; + + list_for_each_entry_safe(fn, tmp, &info->functions, head) { + vfree(fn->counters); + list_del(&fn->head); + kfree(fn); + } + kfree(info->filename); + kfree(info); +} +#endif

#define ITER_STRIDE PAGE_SIZE

diff --git a/kernel/power/energy_model.c b/kernel/power/energy_model.c index c1ff7fa030ab..994ca8353543 100644 --- a/kernel/power/energy_model.c +++ b/kernel/power/energy_model.c @@ -85,7 +85,7 @@ static int __init em_debug_init(void)

return 0; } -core_initcall(em_debug_init); +fs_initcall(em_debug_init); #else /* CONFIG_DEBUG_FS */ static void em_debug_create_pd(struct device *dev) {} static void em_debug_remove_pd(struct device *dev) {} diff --git a/kernel/static_call.c b/kernel/static_call.c index db914da6e785..49efbdc5b480 100644 --- a/kernel/static_call.c +++ b/kernel/static_call.c @@ -12,6 +12,8 @@

extern struct static_call_site __start_static_call_sites[], __stop_static_call_sites[]; +extern struct static_call_tramp_key __start_static_call_tramp_key[], + __stop_static_call_tramp_key[];

static bool static_call_initialized;

@@ -33,27 +35,30 @@ static inline void *static_call_addr(struct static_call_site *site) return (void *)((long)site->addr + (long)&site->addr); }

+static inline unsigned long __static_call_key(const struct static_call_site *site) +{ + return (long)site->key + (long)&site->key; +}

static inline struct static_call_key *static_call_key(const struct static_call_site *site) { - return (struct static_call_key *) - (((long)site->key + (long)&site->key) & ~STATIC_CALL_SITE_FLAGS); + return (void *)(__static_call_key(site) & ~STATIC_CALL_SITE_FLAGS); }

/* These assume the key is word-aligned. */ static inline bool static_call_is_init(struct static_call_site *site) { - return ((long)site->key + (long)&site->key) & STATIC_CALL_SITE_INIT; + return __static_call_key(site) & STATIC_CALL_SITE_INIT; }

static inline bool static_call_is_tail(struct static_call_site *site) { - return ((long)site->key + (long)&site->key) & STATIC_CALL_SITE_TAIL; + return __static_call_key(site) & STATIC_CALL_SITE_TAIL; }

static inline void static_call_set_init(struct static_call_site *site) { - site->key = ((long)static_call_key(site) | STATIC_CALL_SITE_INIT) - + site->key = (__static_call_key(site) | STATIC_CALL_SITE_INIT) - (long)&site->key; }

@@ -197,7 +202,7 @@ void __static_call_update(struct static_call_key *key, void *tramp, void *func) }

arch_static_call_transform(site_addr, NULL, func, - static_call_is_tail(site)); + static_call_is_tail(site)); } }

@@ -332,10 +337,60 @@ static int __static_call_mod_text_reserved(void *start, void *end) return ret; }

+static unsigned long tramp_key_lookup(unsigned long addr) +{ + struct static_call_tramp_key *start = __start_static_call_tramp_key; + struct static_call_tramp_key *stop = __stop_static_call_tramp_key; + struct static_call_tramp_key *tramp_key; + + for (tramp_key = start; tramp_key != stop; tramp_key++) { + unsigned long tramp; + + tramp = (long)tramp_key->tramp + (long)&tramp_key->tramp; + if (tramp == addr) + return (long)tramp_key->key + (long)&tramp_key->key; + } + + return 0; +} + static int static_call_add_module(struct module *mod) { - return __static_call_init(mod, mod->static_call_sites, - mod->static_call_sites + mod->num_static_call_sites); + struct static_call_site *start = mod->static_call_sites; + struct static_call_site *stop = start + mod->num_static_call_sites; + struct static_call_site *site; + + for (site = start; site != stop; site++) { + unsigned long s_key = __static_call_key(site); + unsigned long addr = s_key & ~STATIC_CALL_SITE_FLAGS; + unsigned long key; + + /* + * Is the key is exported, 'addr' points to the key, which + * means modules are allowed to call static_call_update() on + * it. + * + * Otherwise, the key isn't exported, and 'addr' points to the + * trampoline so we need to lookup the key. + * + * We go through this dance to prevent crazy modules from + * abusing sensitive static calls. + */ + if (!kernel_text_address(addr)) + continue; + + key = tramp_key_lookup(addr); + if (!key) { + pr_warn("Failed to fixup __raw_static_call() usage at: %ps\n", + static_call_addr(site)); + return -EINVAL; + } + + key |= s_key & STATIC_CALL_SITE_FLAGS; + site->key = key - (long)&site->key; + } + + return __static_call_init(mod, start, stop); }

static void static_call_del_module(struct module *mod) diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c index 9c1bba8cc51b..82041bbf8fc2 100644 --- a/kernel/trace/ftrace.c +++ b/kernel/trace/ftrace.c @@ -5045,6 +5045,20 @@ struct ftrace_direct_func *ftrace_find_direct_func(unsigned long addr) return NULL; }

+static struct ftrace_direct_func *ftrace_alloc_direct_func(unsigned long addr) +{ + struct ftrace_direct_func *direct; + + direct = kmalloc(sizeof(*direct), GFP_KERNEL); + if (!direct) + return NULL; + direct->addr = addr; + direct->count = 0; + list_add_rcu(&direct->next, &ftrace_direct_funcs); + ftrace_direct_func_count++; + return direct; +} + /** * register_ftrace_direct - Call a custom trampoline directly * @ip: The address of the nop at the beginning of a function @@ -5120,15 +5134,11 @@ int register_ftrace_direct(unsigned long ip, unsigned long addr)

direct = ftrace_find_direct_func(addr); if (!direct) { - direct = kmalloc(sizeof(*direct), GFP_KERNEL); + direct = ftrace_alloc_direct_func(addr); if (!direct) { kfree(entry); goto out_unlock; } - direct->addr = addr; - direct->count = 0; - list_add_rcu(&direct->next, &ftrace_direct_funcs); - ftrace_direct_func_count++; }

entry->ip = ip; @@ -5329,6 +5339,7 @@ int __weak ftrace_modify_direct_caller(struct ftrace_func_entry *entry, int modify_ftrace_direct(unsigned long ip, unsigned long old_addr, unsigned long new_addr) { + struct ftrace_direct_func *direct, *new_direct = NULL; struct ftrace_func_entry *entry; struct dyn_ftrace *rec; int ret = -ENODEV; @@ -5344,6 +5355,20 @@ int modify_ftrace_direct(unsigned long ip, if (entry->direct != old_addr) goto out_unlock;

+ direct = ftrace_find_direct_func(old_addr); + if (WARN_ON(!direct)) + goto out_unlock; + if (direct->count > 1) { + ret = -ENOMEM; + new_direct = ftrace_alloc_direct_func(new_addr); + if (!new_direct) + goto out_unlock; + direct->count--; + new_direct->count++; + } else { + direct->addr = new_addr; + } + /* * If there's no other ftrace callback on the rec->ip location, * then it can be changed directly by the architecture. @@ -5357,6 +5382,14 @@ int modify_ftrace_direct(unsigned long ip, ret = 0; }

+ if (unlikely(ret && new_direct)) { + direct->count++; + list_del_rcu(&new_direct->next); + synchronize_rcu_tasks(); + kfree(new_direct); + ftrace_direct_func_count--; + } + out_unlock: mutex_unlock(&ftrace_lock); mutex_unlock(&direct_mutex); diff --git a/kernel/usermode_driver.c b/kernel/usermode_driver.c index 0b35212ffc3d..bb7bb3b478ab 100644 --- a/kernel/usermode_driver.c +++ b/kernel/usermode_driver.c @@ -139,13 +139,22 @@ static void umd_cleanup(struct subprocess_info *info) struct umd_info *umd_info = info->data;

/* cleanup if umh_setup() was successful but exec failed */ - if (info->retval) { - fput(umd_info->pipe_to_umh); - fput(umd_info->pipe_from_umh); - put_pid(umd_info->tgid); - umd_info->tgid = NULL; - } + if (info->retval) + umd_cleanup_helper(umd_info); +} + +/** + * umd_cleanup_helper - release the resources which were allocated in umd_setup + * @info: information about usermode driver + */ +void umd_cleanup_helper(struct umd_info *info) +{ + fput(info->pipe_to_umh); + fput(info->pipe_from_umh); + put_pid(info->tgid); + info->tgid = NULL; } +EXPORT_SYMBOL_GPL(umd_cleanup_helper);

/** * fork_usermode_driver - fork a usermode driver diff --git a/mm/huge_memory.c b/mm/huge_memory.c index 4a78514830d5..d9ade23ac2b2 100644 --- a/mm/huge_memory.c +++ b/mm/huge_memory.c @@ -2433,7 +2433,7 @@ static void __split_huge_page(struct page *page, struct list_head *list, lruvec = mem_cgroup_page_lruvec(head, pgdat);

/* complete memcg works before add pages to LRU */ - mem_cgroup_split_huge_fixup(head); + split_page_memcg(head, nr);

if (PageAnon(head) && PageSwapCache(head)) { swp_entry_t entry = { .val = page_private(head) }; diff --git a/mm/hugetlb.c b/mm/hugetlb.c index 94c6b3d4df96..573f1a0183be 100644 --- a/mm/hugetlb.c +++ b/mm/hugetlb.c @@ -285,6 +285,17 @@ static void record_hugetlb_cgroup_uncharge_info(struct hugetlb_cgroup *h_cg, nrg->reservation_counter = &h_cg->rsvd_hugepage[hstate_index(h)]; nrg->css = &h_cg->css; + /* + * The caller will hold exactly one h_cg->css reference for the + * whole contiguous reservation region. But this area might be + * scattered when there are already some file_regions reside in + * it. As a result, many file_regions may share only one css + * reference. In order to ensure that one file_region must hold + * exactly one h_cg->css reference, we should do css_get for + * each file_region and leave the reference held by caller + * untouched. + */ + css_get(&h_cg->css); if (!resv->pages_per_hpage) resv->pages_per_hpage = pages_per_huge_page(h); /* pages_per_hpage should be the same for all entries in @@ -298,6 +309,14 @@ static void record_hugetlb_cgroup_uncharge_info(struct hugetlb_cgroup *h_cg, #endif }

+static void put_uncharge_info(struct file_region *rg) +{ +#ifdef CONFIG_CGROUP_HUGETLB + if (rg->css) + css_put(rg->css); +#endif +} + static bool has_same_uncharge_info(struct file_region *rg, struct file_region *org) { @@ -321,6 +340,7 @@ static void coalesce_file_region(struct resv_map *resv, struct file_region *rg) prg->to = rg->to;

list_del(&rg->link); + put_uncharge_info(rg); kfree(rg);

rg = prg; @@ -332,6 +352,7 @@ static void coalesce_file_region(struct resv_map *resv, struct file_region *rg) nrg->from = rg->from;

list_del(&rg->link); + put_uncharge_info(rg); kfree(rg); } } @@ -664,7 +685,7 @@ static long region_del(struct resv_map *resv, long f, long t)

del += t - f; hugetlb_cgroup_uncharge_file_region( - resv, rg, t - f); + resv, rg, t - f, false);

/* New entry for end of split region */ nrg->from = t; @@ -685,7 +706,7 @@ static long region_del(struct resv_map *resv, long f, long t) if (f <= rg->from && t >= rg->to) { /* Remove entire region */ del += rg->to - rg->from; hugetlb_cgroup_uncharge_file_region(resv, rg, - rg->to - rg->from); + rg->to - rg->from, true); list_del(&rg->link); kfree(rg); continue; @@ -693,13 +714,13 @@ static long region_del(struct resv_map *resv, long f, long t)

if (f <= rg->from) { /* Trim beginning of region */ hugetlb_cgroup_uncharge_file_region(resv, rg, - t - rg->from); + t - rg->from, false);

del += t - rg->from; rg->from = t; } else { /* Trim end of region */ hugetlb_cgroup_uncharge_file_region(resv, rg, - rg->to - f); + rg->to - f, false);

del += rg->to - f; rg->to = f; @@ -5189,6 +5210,10 @@ int hugetlb_reserve_pages(struct inode *inode, */ long rsv_adjust;

+ /* + * hugetlb_cgroup_uncharge_cgroup_rsvd() will put the + * reference to h_cg->css. See comment below for detail. + */ hugetlb_cgroup_uncharge_cgroup_rsvd( hstate_index(h), (chg - add) * pages_per_huge_page(h), h_cg); @@ -5196,6 +5221,14 @@ int hugetlb_reserve_pages(struct inode *inode, rsv_adjust = hugepage_subpool_put_pages(spool, chg - add); hugetlb_acct_memory(h, -rsv_adjust); + } else if (h_cg) { + /* + * The file_regions will hold their own reference to + * h_cg->css. So we should release the reference held + * via hugetlb_cgroup_charge_cgroup_rsvd() when we are + * done. + */ + hugetlb_cgroup_put_rsvd_cgroup(h_cg); } } return 0; diff --git a/mm/hugetlb_cgroup.c b/mm/hugetlb_cgroup.c index 9182848dda3e..1348819f546c 100644 --- a/mm/hugetlb_cgroup.c +++ b/mm/hugetlb_cgroup.c @@ -391,7 +391,8 @@ void hugetlb_cgroup_uncharge_counter(struct resv_map *resv, unsigned long start,

void hugetlb_cgroup_uncharge_file_region(struct resv_map *resv, struct file_region *rg, - unsigned long nr_pages) + unsigned long nr_pages, + bool region_del) { if (hugetlb_cgroup_disabled() || !resv || !rg || !nr_pages) return; @@ -400,7 +401,12 @@ void hugetlb_cgroup_uncharge_file_region(struct resv_map *resv, !resv->reservation_counter) { page_counter_uncharge(rg->reservation_counter, nr_pages * resv->pages_per_hpage); - css_put(rg->css); + /* + * Only do css_put(rg->css) when we delete the entire region + * because one file_region must hold exactly one css reference. + */ + if (region_del) + css_put(rg->css); } }

diff --git a/mm/memcontrol.c b/mm/memcontrol.c index d6966f1ebc7a..d72d2b90474a 100644 --- a/mm/memcontrol.c +++ b/mm/memcontrol.c @@ -3268,26 +3268,25 @@ void obj_cgroup_uncharge(struct obj_cgroup *objcg, size_t size)

#endif /* CONFIG_MEMCG_KMEM */

-#ifdef CONFIG_TRANSPARENT_HUGEPAGE - /* - * Because tail pages are not marked as "used", set it. We're under - * pgdat->lru_lock and migration entries setup in all page mappings. + * Because head->mem_cgroup is not set on tails, set it now. */ -void mem_cgroup_split_huge_fixup(struct page *head) +void split_page_memcg(struct page *head, unsigned int nr) { struct mem_cgroup *memcg = head->mem_cgroup; + int kmemcg = PageKmemcg(head); int i;

- if (mem_cgroup_disabled()) + if (mem_cgroup_disabled() || !memcg) return;

- for (i = 1; i < HPAGE_PMD_NR; i++) { - css_get(&memcg->css); + for (i = 1; i < nr; i++) { head[i].mem_cgroup = memcg; + if (kmemcg) + __SetPageKmemcg(head + i); } + css_get_many(&memcg->css, nr - 1); } -#endif /* CONFIG_TRANSPARENT_HUGEPAGE */

#ifdef CONFIG_MEMCG_SWAP /** diff --git a/mm/mmu_notifier.c b/mm/mmu_notifier.c index 5654dd19addc..07f42a7a6065 100644 --- a/mm/mmu_notifier.c +++ b/mm/mmu_notifier.c @@ -501,10 +501,33 @@ static int mn_hlist_invalidate_range_start( ""); WARN_ON(mmu_notifier_range_blockable(range) || _ret != -EAGAIN); + /* + * We call all the notifiers on any EAGAIN, + * there is no way for a notifier to know if + * its start method failed, thus a start that + * does EAGAIN can't also do end. + */ + WARN_ON(ops->invalidate_range_end); ret = _ret; } } } + + if (ret) { + /* + * Must be non-blocking to get here. If there are multiple + * notifiers and one or more failed start, any that succeeded + * start are expecting their end to be called. Do so now. + */ + hlist_for_each_entry_rcu(subscription, &subscriptions->list, + hlist, srcu_read_lock_held(&srcu)) { + if (!subscription->ops->invalidate_range_end) + continue; + + subscription->ops->invalidate_range_end(subscription, + range); + } + } srcu_read_unlock(&srcu, id);

return ret; diff --git a/mm/page_alloc.c b/mm/page_alloc.c index 690f79c781cf..7ffa706e5c30 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -3272,6 +3272,7 @@ void split_page(struct page *page, unsigned int order) for (i = 1; i < (1 << order); i++) set_page_refcounted(page + i); split_page_owner(page, 1 << order); + split_page_memcg(page, 1 << order); } EXPORT_SYMBOL_GPL(split_page);

diff --git a/mm/z3fold.c b/mm/z3fold.c index 0152ad9931a8..8ae944eeb8e2 100644 --- a/mm/z3fold.c +++ b/mm/z3fold.c @@ -1350,8 +1350,22 @@ static int z3fold_reclaim_page(struct z3fold_pool *pool, unsigned int retries) page = list_entry(pos, struct page, lru);

zhdr = page_address(page); - if (test_bit(PAGE_HEADLESS, &page->private)) + if (test_bit(PAGE_HEADLESS, &page->private)) { + /* + * For non-headless pages, we wait to do this + * until we have the page lock to avoid racing + * with __z3fold_alloc(). Headless pages don't + * have a lock (and __z3fold_alloc() will never + * see them), but we still need to test and set + * PAGE_CLAIMED to avoid racing with + * z3fold_free(), so just do it now before + * leaving the loop. + */ + if (test_and_set_bit(PAGE_CLAIMED, &page->private)) + continue; + break; + }

if (kref_get_unless_zero(&zhdr->refcount) == 0) { zhdr = NULL; diff --git a/net/bridge/br_switchdev.c b/net/bridge/br_switchdev.c index 015209bf44aa..3c42095fa75f 100644 --- a/net/bridge/br_switchdev.c +++ b/net/bridge/br_switchdev.c @@ -123,6 +123,8 @@ br_switchdev_fdb_notify(const struct net_bridge_fdb_entry *fdb, int type) { if (!fdb->dst) return; + if (test_bit(BR_FDB_LOCAL, &fdb->flags)) + return;

switch (type) { case RTM_DELNEIGH: diff --git a/net/can/isotp.c b/net/can/isotp.c index 8bd565f2073e..ea1e227b8e54 100644 --- a/net/can/isotp.c +++ b/net/can/isotp.c @@ -196,7 +196,7 @@ static int isotp_send_fc(struct sock *sk, int ae, u8 flowstatus) nskb->dev = dev; can_skb_set_owner(nskb, sk); ncf = (struct canfd_frame *)nskb->data; - skb_put(nskb, so->ll.mtu); + skb_put_zero(nskb, so->ll.mtu);

/* create & send flow control reply */ ncf->can_id = so->txid; @@ -215,8 +215,7 @@ static int isotp_send_fc(struct sock *sk, int ae, u8 flowstatus) if (ae) ncf->data[0] = so->opt.ext_address;

- if (so->ll.mtu == CANFD_MTU) - ncf->flags = so->ll.tx_flags; + ncf->flags = so->ll.tx_flags;

can_send_ret = can_send(nskb, 1); if (can_send_ret) @@ -780,7 +779,7 @@ static enum hrtimer_restart isotp_tx_timer_handler(struct hrtimer *hrtimer) can_skb_prv(skb)->skbcnt = 0;

cf = (struct canfd_frame *)skb->data; - skb_put(skb, so->ll.mtu); + skb_put_zero(skb, so->ll.mtu);

/* create consecutive frame */ isotp_fill_dataframe(cf, so, ae, 0); @@ -790,8 +789,7 @@ static enum hrtimer_restart isotp_tx_timer_handler(struct hrtimer *hrtimer) so->tx.sn %= 16; so->tx.bs++;

- if (so->ll.mtu == CANFD_MTU) - cf->flags = so->ll.tx_flags; + cf->flags = so->ll.tx_flags;

skb->dev = dev; can_skb_set_owner(skb, sk); @@ -889,7 +887,7 @@ static int isotp_sendmsg(struct socket *sock, struct msghdr *msg, size_t size) so->tx.idx = 0;

cf = (struct canfd_frame *)skb->data; - skb_put(skb, so->ll.mtu); + skb_put_zero(skb, so->ll.mtu);

/* take care of a potential SF_DL ESC offset for TX_DL > 8 */ off = (so->tx.ll_dl > CAN_MAX_DLEN) ? 1 : 0; @@ -934,8 +932,7 @@ static int isotp_sendmsg(struct socket *sock, struct msghdr *msg, size_t size) }

/* send the first or only CAN frame */ - if (so->ll.mtu == CANFD_MTU) - cf->flags = so->ll.tx_flags; + cf->flags = so->ll.tx_flags;

skb->dev = dev; skb->sk = sk; @@ -1212,7 +1209,8 @@ static int isotp_setsockopt(struct socket *sock, int level, int optname, if (ll.mtu != CAN_MTU && ll.mtu != CANFD_MTU) return -EINVAL;

- if (ll.mtu == CAN_MTU && ll.tx_dl > CAN_MAX_DLEN) + if (ll.mtu == CAN_MTU && + (ll.tx_dl > CAN_MAX_DLEN || ll.tx_flags != 0)) return -EINVAL;

memcpy(&so->ll, &ll, sizeof(ll)); diff --git a/net/core/dev.c b/net/core/dev.c index 75ca6c6d01d6..62ff7121b22d 100644 --- a/net/core/dev.c +++ b/net/core/dev.c @@ -1195,6 +1195,18 @@ static int __dev_alloc_name(struct net *net, const char *name, char *buf) return -ENOMEM;

for_each_netdev(net, d) { + struct netdev_name_node *name_node; + list_for_each_entry(name_node, &d->name_node->list, list) { + if (!sscanf(name_node->name, name, &i)) + continue; + if (i < 0 || i >= max_netdevices) + continue; + + /* avoid cases where sscanf is not exact inverse of printf */ + snprintf(buf, IFNAMSIZ, name, i); + if (!strncmp(buf, name_node->name, IFNAMSIZ)) + set_bit(i, inuse); + } if (!sscanf(d->name, name, &i)) continue; if (i < 0 || i >= max_netdevices) @@ -11094,7 +11106,7 @@ static void __net_exit default_device_exit(struct net *net) continue;

/* Leave virtual devices for the generic cleanup */ - if (dev->rtnl_link_ops) + if (dev->rtnl_link_ops && !dev->rtnl_link_ops->netns_refund) continue;

/* Push remaining network devices to init_net */ diff --git a/net/core/drop_monitor.c b/net/core/drop_monitor.c index 571f191c06d9..db65ce62b625 100644 --- a/net/core/drop_monitor.c +++ b/net/core/drop_monitor.c @@ -1053,6 +1053,20 @@ static int net_dm_hw_monitor_start(struct netlink_ext_ack *extack) return 0;

err_module_put: + for_each_possible_cpu(cpu) { + struct per_cpu_dm_data *hw_data = &per_cpu(dm_hw_cpu_data, cpu); + struct sk_buff *skb; + + del_timer_sync(&hw_data->send_timer); + cancel_work_sync(&hw_data->dm_alert_work); + while ((skb = __skb_dequeue(&hw_data->drop_queue))) { + struct devlink_trap_metadata *hw_metadata; + + hw_metadata = NET_DM_SKB_CB(skb)->hw_metadata; + net_dm_hw_metadata_free(hw_metadata); + consume_skb(skb); + } + } module_put(THIS_MODULE); return rc; } @@ -1134,6 +1148,15 @@ static int net_dm_trace_on_set(struct netlink_ext_ack *extack) err_unregister_trace: unregister_trace_kfree_skb(ops->kfree_skb_probe, NULL); err_module_put: + for_each_possible_cpu(cpu) { + struct per_cpu_dm_data *data = &per_cpu(dm_cpu_data, cpu); + struct sk_buff *skb; + + del_timer_sync(&data->send_timer); + cancel_work_sync(&data->dm_alert_work); + while ((skb = __skb_dequeue(&data->drop_queue))) + consume_skb(skb); + } module_put(THIS_MODULE); return rc; } diff --git a/net/core/dst.c b/net/core/dst.c index 0c01bd8d9d81..fb3bcba87744 100644 --- a/net/core/dst.c +++ b/net/core/dst.c @@ -237,37 +237,62 @@ void __dst_destroy_metrics_generic(struct dst_entry *dst, unsigned long old) } EXPORT_SYMBOL(__dst_destroy_metrics_generic);

-static struct dst_ops md_dst_ops = { - .family = AF_UNSPEC, -}; +struct dst_entry *dst_blackhole_check(struct dst_entry *dst, u32 cookie) +{ + return NULL; +}

-static int dst_md_discard_out(struct net *net, struct sock *sk, struct sk_buff *skb) +u32 *dst_blackhole_cow_metrics(struct dst_entry *dst, unsigned long old) { - WARN_ONCE(1, "Attempting to call output on metadata dst\n"); - kfree_skb(skb); - return 0; + return NULL; }

-static int dst_md_discard(struct sk_buff *skb) +struct neighbour *dst_blackhole_neigh_lookup(const struct dst_entry *dst, + struct sk_buff *skb, + const void *daddr) { - WARN_ONCE(1, "Attempting to call input on metadata dst\n"); - kfree_skb(skb); - return 0; + return NULL; +} + +void dst_blackhole_update_pmtu(struct dst_entry *dst, struct sock *sk, + struct sk_buff *skb, u32 mtu, + bool confirm_neigh) +{ +} +EXPORT_SYMBOL_GPL(dst_blackhole_update_pmtu); + +void dst_blackhole_redirect(struct dst_entry *dst, struct sock *sk, + struct sk_buff *skb) +{ +} +EXPORT_SYMBOL_GPL(dst_blackhole_redirect); + +unsigned int dst_blackhole_mtu(const struct dst_entry *dst) +{ + unsigned int mtu = dst_metric_raw(dst, RTAX_MTU); + + return mtu ? : dst->dev->mtu; } +EXPORT_SYMBOL_GPL(dst_blackhole_mtu); + +static struct dst_ops dst_blackhole_ops = { + .family = AF_UNSPEC, + .neigh_lookup = dst_blackhole_neigh_lookup, + .check = dst_blackhole_check, + .cow_metrics = dst_blackhole_cow_metrics, + .update_pmtu = dst_blackhole_update_pmtu, + .redirect = dst_blackhole_redirect, + .mtu = dst_blackhole_mtu, +};

static void __metadata_dst_init(struct metadata_dst *md_dst, enum metadata_type type, u8 optslen) - { struct dst_entry *dst;

dst = &md_dst->dst; - dst_init(dst, &md_dst_ops, NULL, 1, DST_OBSOLETE_NONE, + dst_init(dst, &dst_blackhole_ops, NULL, 1, DST_OBSOLETE_NONE, DST_METADATA | DST_NOCOUNT); - - dst->input = dst_md_discard; - dst->output = dst_md_discard_out; - memset(dst + 1, 0, sizeof(*md_dst) + optslen - sizeof(*dst)); md_dst->type = type; } diff --git a/net/core/flow_dissector.c b/net/core/flow_dissector.c index e21950a2c897..c79be25b2e0c 100644 --- a/net/core/flow_dissector.c +++ b/net/core/flow_dissector.c @@ -175,7 +175,7 @@ void skb_flow_get_icmp_tci(const struct sk_buff *skb, * avoid confusion with packets without such field */ if (icmp_has_id(ih->type)) - key_icmp->id = ih->un.echo.id ? : 1; + key_icmp->id = ih->un.echo.id ? ntohs(ih->un.echo.id) : 1; else key_icmp->id = 0; } diff --git a/net/dccp/ipv6.c b/net/dccp/ipv6.c index 78ee1b5acf1f..49f4034bf126 100644 --- a/net/dccp/ipv6.c +++ b/net/dccp/ipv6.c @@ -319,6 +319,11 @@ static int dccp_v6_conn_request(struct sock *sk, struct sk_buff *skb) if (!ipv6_unicast_destination(skb)) return 0; /* discard, don't send a reset here */

+ if (ipv6_addr_v4mapped(&ipv6_hdr(skb)->saddr)) { + __IP6_INC_STATS(sock_net(sk), NULL, IPSTATS_MIB_INHDRERRORS); + return 0; + } + if (dccp_bad_service_code(sk, service)) { dcb->dccpd_reset_code = DCCP_RESET_CODE_BAD_SERVICE_CODE; goto drop; diff --git a/net/ipv4/inet_connection_sock.c b/net/ipv4/inet_connection_sock.c index 48d2b615edc2..1dfa561e8f98 100644 --- a/net/ipv4/inet_connection_sock.c +++ b/net/ipv4/inet_connection_sock.c @@ -705,12 +705,15 @@ static bool reqsk_queue_unlink(struct request_sock *req) return found; }

-void inet_csk_reqsk_queue_drop(struct sock *sk, struct request_sock *req) +bool inet_csk_reqsk_queue_drop(struct sock *sk, struct request_sock *req) { - if (reqsk_queue_unlink(req)) { + bool unlinked = reqsk_queue_unlink(req); + + if (unlinked) { reqsk_queue_removed(&inet_csk(sk)->icsk_accept_queue, req); reqsk_put(req); } + return unlinked; } EXPORT_SYMBOL(inet_csk_reqsk_queue_drop);

diff --git a/net/ipv4/netfilter/arp_tables.c b/net/ipv4/netfilter/arp_tables.c index c576a63d09db..d1e04d2b5170 100644 --- a/net/ipv4/netfilter/arp_tables.c +++ b/net/ipv4/netfilter/arp_tables.c @@ -203,7 +203,7 @@ unsigned int arpt_do_table(struct sk_buff *skb,

local_bh_disable(); addend = xt_write_recseq_begin(); - private = rcu_access_pointer(table->private); + private = READ_ONCE(table->private); /* Address dependency. */ cpu = smp_processor_id(); table_base = private->entries; jumpstack = (struct arpt_entry **)private->jumpstack[cpu]; @@ -649,7 +649,7 @@ static struct xt_counters *alloc_counters(const struct xt_table *table) { unsigned int countersize; struct xt_counters *counters; - const struct xt_table_info *private = xt_table_get_private_protected(table); + const struct xt_table_info *private = table->private;

/* We need atomic snapshot of counters: rest doesn't change * (other than comefrom, which userspace doesn't care @@ -673,7 +673,7 @@ static int copy_entries_to_user(unsigned int total_size, unsigned int off, num; const struct arpt_entry *e; struct xt_counters *counters; - struct xt_table_info *private = xt_table_get_private_protected(table); + struct xt_table_info *private = table->private; int ret = 0; void *loc_cpu_entry;

@@ -807,7 +807,7 @@ static int get_info(struct net *net, void __user *user, const int *len) t = xt_request_find_table_lock(net, NFPROTO_ARP, name); if (!IS_ERR(t)) { struct arpt_getinfo info; - const struct xt_table_info *private = xt_table_get_private_protected(t); + const struct xt_table_info *private = t->private; #ifdef CONFIG_COMPAT struct xt_table_info tmp;

@@ -860,7 +860,7 @@ static int get_entries(struct net *net, struct arpt_get_entries __user *uptr,

t = xt_find_table_lock(net, NFPROTO_ARP, get.name); if (!IS_ERR(t)) { - const struct xt_table_info *private = xt_table_get_private_protected(t); + const struct xt_table_info *private = t->private;

if (get.size == private->size) ret = copy_entries_to_user(private->size, @@ -1017,7 +1017,7 @@ static int do_add_counters(struct net *net, sockptr_t arg, unsigned int len) }

local_bh_disable(); - private = xt_table_get_private_protected(t); + private = t->private; if (private->number != tmp.num_counters) { ret = -EINVAL; goto unlock_up_free; @@ -1330,7 +1330,7 @@ static int compat_copy_entries_to_user(unsigned int total_size, void __user *userptr) { struct xt_counters *counters; - const struct xt_table_info *private = xt_table_get_private_protected(table); + const struct xt_table_info *private = table->private; void __user *pos; unsigned int size; int ret = 0; @@ -1379,7 +1379,7 @@ static int compat_get_entries(struct net *net, xt_compat_lock(NFPROTO_ARP); t = xt_find_table_lock(net, NFPROTO_ARP, get.name); if (!IS_ERR(t)) { - const struct xt_table_info *private = xt_table_get_private_protected(t); + const struct xt_table_info *private = t->private; struct xt_table_info info;

ret = compat_table_info(private, &info); diff --git a/net/ipv4/netfilter/ip_tables.c b/net/ipv4/netfilter/ip_tables.c index e8f6f9d86237..f15bc21d7301 100644 --- a/net/ipv4/netfilter/ip_tables.c +++ b/net/ipv4/netfilter/ip_tables.c @@ -258,7 +258,7 @@ ipt_do_table(struct sk_buff *skb, WARN_ON(!(table->valid_hooks & (1 << hook))); local_bh_disable(); addend = xt_write_recseq_begin(); - private = rcu_access_pointer(table->private); + private = READ_ONCE(table->private); /* Address dependency. */ cpu = smp_processor_id(); table_base = private->entries; jumpstack = (struct ipt_entry **)private->jumpstack[cpu]; @@ -791,7 +791,7 @@ static struct xt_counters *alloc_counters(const struct xt_table *table) { unsigned int countersize; struct xt_counters *counters; - const struct xt_table_info *private = xt_table_get_private_protected(table); + const struct xt_table_info *private = table->private;

/* We need atomic snapshot of counters: rest doesn't change (other than comefrom, which userspace doesn't care @@ -815,7 +815,7 @@ copy_entries_to_user(unsigned int total_size, unsigned int off, num; const struct ipt_entry *e; struct xt_counters *counters; - const struct xt_table_info *private = xt_table_get_private_protected(table); + const struct xt_table_info *private = table->private; int ret = 0; const void *loc_cpu_entry;

@@ -964,7 +964,7 @@ static int get_info(struct net *net, void __user *user, const int *len) t = xt_request_find_table_lock(net, AF_INET, name); if (!IS_ERR(t)) { struct ipt_getinfo info; - const struct xt_table_info *private = xt_table_get_private_protected(t); + const struct xt_table_info *private = t->private; #ifdef CONFIG_COMPAT struct xt_table_info tmp;

@@ -1018,7 +1018,7 @@ get_entries(struct net *net, struct ipt_get_entries __user *uptr,

t = xt_find_table_lock(net, AF_INET, get.name); if (!IS_ERR(t)) { - const struct xt_table_info *private = xt_table_get_private_protected(t); + const struct xt_table_info *private = t->private; if (get.size == private->size) ret = copy_entries_to_user(private->size, t, uptr->entrytable); @@ -1173,7 +1173,7 @@ do_add_counters(struct net *net, sockptr_t arg, unsigned int len) }

local_bh_disable(); - private = xt_table_get_private_protected(t); + private = t->private; if (private->number != tmp.num_counters) { ret = -EINVAL; goto unlock_up_free; @@ -1543,7 +1543,7 @@ compat_copy_entries_to_user(unsigned int total_size, struct xt_table *table, void __user *userptr) { struct xt_counters *counters; - const struct xt_table_info *private = xt_table_get_private_protected(table); + const struct xt_table_info *private = table->private; void __user *pos; unsigned int size; int ret = 0; @@ -1589,7 +1589,7 @@ compat_get_entries(struct net *net, struct compat_ipt_get_entries __user *uptr, xt_compat_lock(AF_INET); t = xt_find_table_lock(net, AF_INET, get.name); if (!IS_ERR(t)) { - const struct xt_table_info *private = xt_table_get_private_protected(t); + const struct xt_table_info *private = t->private; struct xt_table_info info; ret = compat_table_info(private, &info); if (!ret && get.size == info.size) diff --git a/net/ipv4/route.c b/net/ipv4/route.c index 9f43abeac3a8..50a6d935376f 100644 --- a/net/ipv4/route.c +++ b/net/ipv4/route.c @@ -2682,44 +2682,15 @@ struct rtable *ip_route_output_key_hash_rcu(struct net *net, struct flowi4 *fl4, return rth; }

-static struct dst_entry *ipv4_blackhole_dst_check(struct dst_entry *dst, u32 cookie) -{ - return NULL; -} - -static unsigned int ipv4_blackhole_mtu(const struct dst_entry *dst) -{ - unsigned int mtu = dst_metric_raw(dst, RTAX_MTU); - - return mtu ? : dst->dev->mtu; -} - -static void ipv4_rt_blackhole_update_pmtu(struct dst_entry *dst, struct sock *sk, - struct sk_buff *skb, u32 mtu, - bool confirm_neigh) -{ -} - -static void ipv4_rt_blackhole_redirect(struct dst_entry *dst, struct sock *sk, - struct sk_buff *skb) -{ -} - -static u32 *ipv4_rt_blackhole_cow_metrics(struct dst_entry *dst, - unsigned long old) -{ - return NULL; -} - static struct dst_ops ipv4_dst_blackhole_ops = { - .family = AF_INET, - .check = ipv4_blackhole_dst_check, - .mtu = ipv4_blackhole_mtu, - .default_advmss = ipv4_default_advmss, - .update_pmtu = ipv4_rt_blackhole_update_pmtu, - .redirect = ipv4_rt_blackhole_redirect, - .cow_metrics = ipv4_rt_blackhole_cow_metrics, - .neigh_lookup = ipv4_neigh_lookup, + .family = AF_INET, + .default_advmss = ipv4_default_advmss, + .neigh_lookup = ipv4_neigh_lookup, + .check = dst_blackhole_check, + .cow_metrics = dst_blackhole_cow_metrics, + .update_pmtu = dst_blackhole_update_pmtu, + .redirect = dst_blackhole_redirect, + .mtu = dst_blackhole_mtu, };

struct dst_entry *ipv4_blackhole_route(struct net *net, struct dst_entry *dst_orig) diff --git a/net/ipv4/tcp_minisocks.c b/net/ipv4/tcp_minisocks.c index 495dda2449fe..f0f67b25c97a 100644 --- a/net/ipv4/tcp_minisocks.c +++ b/net/ipv4/tcp_minisocks.c @@ -804,8 +804,11 @@ struct sock *tcp_check_req(struct sock *sk, struct sk_buff *skb, tcp_reset(sk); } if (!fastopen) { - inet_csk_reqsk_queue_drop(sk, req); - __NET_INC_STATS(sock_net(sk), LINUX_MIB_EMBRYONICRSTS); + bool unlinked = inet_csk_reqsk_queue_drop(sk, req); + + if (unlinked) + __NET_INC_STATS(sock_net(sk), LINUX_MIB_EMBRYONICRSTS); + *req_stolen = !unlinked; } return NULL; } diff --git a/net/ipv6/ip6_fib.c b/net/ipv6/ip6_fib.c index f43e27555725..1fb79dbde0cb 100644 --- a/net/ipv6/ip6_fib.c +++ b/net/ipv6/ip6_fib.c @@ -2485,7 +2485,7 @@ static int ipv6_route_native_seq_show(struct seq_file *seq, void *v) const struct net_device *dev;

if (rt->nh) - fib6_nh = nexthop_fib6_nh(rt->nh); + fib6_nh = nexthop_fib6_nh_bh(rt->nh);

seq_printf(seq, "%pi6 %02x ", &rt->fib6_dst.addr, rt->fib6_dst.plen);

diff --git a/net/ipv6/ip6_input.c b/net/ipv6/ip6_input.c index e96304d8a4a7..06d60662717d 100644 --- a/net/ipv6/ip6_input.c +++ b/net/ipv6/ip6_input.c @@ -245,16 +245,6 @@ static struct sk_buff *ip6_rcv_core(struct sk_buff *skb, struct net_device *dev, if (ipv6_addr_is_multicast(&hdr->saddr)) goto err;

- /* While RFC4291 is not explicit about v4mapped addresses - * in IPv6 headers, it seems clear linux dual-stack - * model can not deal properly with these. - * Security models could be fooled by ::ffff:127.0.0.1 for example. - * - * https://tools.ietf.org/html/draft-itojun-v6ops-v4mapped-harmful-02 - */ - if (ipv6_addr_v4mapped(&hdr->saddr)) - goto err; - skb->transport_header = skb->network_header + sizeof(*hdr); IP6CB(skb)->nhoff = offsetof(struct ipv6hdr, nexthdr);

diff --git a/net/ipv6/netfilter/ip6_tables.c b/net/ipv6/netfilter/ip6_tables.c index 0d453fa9e327..2e2119bfcf13 100644 --- a/net/ipv6/netfilter/ip6_tables.c +++ b/net/ipv6/netfilter/ip6_tables.c @@ -280,7 +280,7 @@ ip6t_do_table(struct sk_buff *skb,

local_bh_disable(); addend = xt_write_recseq_begin(); - private = rcu_access_pointer(table->private); + private = READ_ONCE(table->private); /* Address dependency. */ cpu = smp_processor_id(); table_base = private->entries; jumpstack = (struct ip6t_entry **)private->jumpstack[cpu]; @@ -807,7 +807,7 @@ static struct xt_counters *alloc_counters(const struct xt_table *table) { unsigned int countersize; struct xt_counters *counters; - const struct xt_table_info *private = xt_table_get_private_protected(table); + const struct xt_table_info *private = table->private;

/* We need atomic snapshot of counters: rest doesn't change (other than comefrom, which userspace doesn't care @@ -831,7 +831,7 @@ copy_entries_to_user(unsigned int total_size, unsigned int off, num; const struct ip6t_entry *e; struct xt_counters *counters; - const struct xt_table_info *private = xt_table_get_private_protected(table); + const struct xt_table_info *private = table->private; int ret = 0; const void *loc_cpu_entry;

@@ -980,7 +980,7 @@ static int get_info(struct net *net, void __user *user, const int *len) t = xt_request_find_table_lock(net, AF_INET6, name); if (!IS_ERR(t)) { struct ip6t_getinfo info; - const struct xt_table_info *private = xt_table_get_private_protected(t); + const struct xt_table_info *private = t->private; #ifdef CONFIG_COMPAT struct xt_table_info tmp;

@@ -1035,7 +1035,7 @@ get_entries(struct net *net, struct ip6t_get_entries __user *uptr,

t = xt_find_table_lock(net, AF_INET6, get.name); if (!IS_ERR(t)) { - struct xt_table_info *private = xt_table_get_private_protected(t); + struct xt_table_info *private = t->private; if (get.size == private->size) ret = copy_entries_to_user(private->size, t, uptr->entrytable); @@ -1189,7 +1189,7 @@ do_add_counters(struct net *net, sockptr_t arg, unsigned int len) }

local_bh_disable(); - private = xt_table_get_private_protected(t); + private = t->private; if (private->number != tmp.num_counters) { ret = -EINVAL; goto unlock_up_free; @@ -1552,7 +1552,7 @@ compat_copy_entries_to_user(unsigned int total_size, struct xt_table *table, void __user *userptr) { struct xt_counters *counters; - const struct xt_table_info *private = xt_table_get_private_protected(table); + const struct xt_table_info *private = table->private; void __user *pos; unsigned int size; int ret = 0; @@ -1598,7 +1598,7 @@ compat_get_entries(struct net *net, struct compat_ip6t_get_entries __user *uptr, xt_compat_lock(AF_INET6); t = xt_find_table_lock(net, AF_INET6, get.name); if (!IS_ERR(t)) { - const struct xt_table_info *private = xt_table_get_private_protected(t); + const struct xt_table_info *private = t->private; struct xt_table_info info; ret = compat_table_info(private, &info); if (!ret && get.size == info.size) diff --git a/net/ipv6/route.c b/net/ipv6/route.c index 7e0ce7af8234..fa276448d5a2 100644 --- a/net/ipv6/route.c +++ b/net/ipv6/route.c @@ -258,34 +258,16 @@ static struct dst_ops ip6_dst_ops_template = { .confirm_neigh = ip6_confirm_neigh, };

-static unsigned int ip6_blackhole_mtu(const struct dst_entry *dst) -{ - unsigned int mtu = dst_metric_raw(dst, RTAX_MTU); - - return mtu ? : dst->dev->mtu; -} - -static void ip6_rt_blackhole_update_pmtu(struct dst_entry *dst, struct sock *sk, - struct sk_buff *skb, u32 mtu, - bool confirm_neigh) -{ -} - -static void ip6_rt_blackhole_redirect(struct dst_entry *dst, struct sock *sk, - struct sk_buff *skb) -{ -} - static struct dst_ops ip6_dst_blackhole_ops = { - .family = AF_INET6, - .destroy = ip6_dst_destroy, - .check = ip6_dst_check, - .mtu = ip6_blackhole_mtu, - .default_advmss = ip6_default_advmss, - .update_pmtu = ip6_rt_blackhole_update_pmtu, - .redirect = ip6_rt_blackhole_redirect, - .cow_metrics = dst_cow_metrics_generic, - .neigh_lookup = ip6_dst_neigh_lookup, + .family = AF_INET6, + .default_advmss = ip6_default_advmss, + .neigh_lookup = ip6_dst_neigh_lookup, + .check = ip6_dst_check, + .destroy = ip6_dst_destroy, + .cow_metrics = dst_cow_metrics_generic, + .update_pmtu = dst_blackhole_update_pmtu, + .redirect = dst_blackhole_redirect, + .mtu = dst_blackhole_mtu, };

static const u32 ip6_template_metrics[RTAX_MAX] = { diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c index 991dc36f95ff..3f9bb6dd1f98 100644 --- a/net/ipv6/tcp_ipv6.c +++ b/net/ipv6/tcp_ipv6.c @@ -1170,6 +1170,11 @@ static int tcp_v6_conn_request(struct sock *sk, struct sk_buff *skb) if (!ipv6_unicast_destination(skb)) goto drop;

+ if (ipv6_addr_v4mapped(&ipv6_hdr(skb)->saddr)) { + __IP6_INC_STATS(sock_net(sk), NULL, IPSTATS_MIB_INHDRERRORS); + return 0; + } + return tcp_conn_request(&tcp6_request_sock_ops, &tcp_request_sock_ipv6_ops, sk, skb);

diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c index 7276e66ae435..2bf6271d9e3f 100644 --- a/net/mac80211/cfg.c +++ b/net/mac80211/cfg.c @@ -2961,14 +2961,14 @@ static int ieee80211_set_bitrate_mask(struct wiphy *wiphy, continue;

for (j = 0; j < IEEE80211_HT_MCS_MASK_LEN; j++) { - if (~sdata->rc_rateidx_mcs_mask[i][j]) { + if (sdata->rc_rateidx_mcs_mask[i][j] != 0xff) { sdata->rc_has_mcs_mask[i] = true; break; } }

for (j = 0; j < NL80211_VHT_NSS_MAX; j++) { - if (~sdata->rc_rateidx_vht_mcs_mask[i][j]) { + if (sdata->rc_rateidx_vht_mcs_mask[i][j] != 0xffff) { sdata->rc_has_vht_mcs_mask[i] = true; break; } diff --git a/net/mac80211/ibss.c b/net/mac80211/ibss.c index 1f552f374e97..a7ac53a2f00d 100644 --- a/net/mac80211/ibss.c +++ b/net/mac80211/ibss.c @@ -1874,6 +1874,8 @@ int ieee80211_ibss_leave(struct ieee80211_sub_if_data *sdata)

/* remove beacon */ kfree(sdata->u.ibss.ie); + sdata->u.ibss.ie = NULL; + sdata->u.ibss.ie_len = 0;

/* on the next join, re-program HT parameters */ memset(&ifibss->ht_capa, 0, sizeof(ifibss->ht_capa)); diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c index 6adfcb9c06dc..3f483e84d5df 100644 --- a/net/mac80211/mlme.c +++ b/net/mac80211/mlme.c @@ -5023,7 +5023,7 @@ static int ieee80211_prep_channel(struct ieee80211_sub_if_data *sdata, he_oper_ie = cfg80211_find_ext_ie(WLAN_EID_EXT_HE_OPERATION, ies->data, ies->len); if (he_oper_ie && - he_oper_ie[1] == ieee80211_he_oper_size(&he_oper_ie[3])) + he_oper_ie[1] >= ieee80211_he_oper_size(&he_oper_ie[3])) he_oper = (void *)(he_oper_ie + 3); else he_oper = NULL; diff --git a/net/mac80211/util.c b/net/mac80211/util.c index 94e624e9439b..d8f9fb0646a4 100644 --- a/net/mac80211/util.c +++ b/net/mac80211/util.c @@ -967,7 +967,7 @@ static void ieee80211_parse_extension_element(u32 *crc, break; case WLAN_EID_EXT_HE_OPERATION: if (len >= sizeof(*elems->he_operation) && - len == ieee80211_he_oper_size(data) - 1) { + len >= ieee80211_he_oper_size(data) - 1) { if (crc) *crc = crc32_be(*crc, (void *)elem, elem->datalen + 2); diff --git a/net/mptcp/subflow.c b/net/mptcp/subflow.c index 16adba172fb9..6317b9bc8681 100644 --- a/net/mptcp/subflow.c +++ b/net/mptcp/subflow.c @@ -398,6 +398,11 @@ static int subflow_v6_conn_request(struct sock *sk, struct sk_buff *skb) if (!ipv6_unicast_destination(skb)) goto drop;

+ if (ipv6_addr_v4mapped(&ipv6_hdr(skb)->saddr)) { + __IP6_INC_STATS(sock_net(sk), NULL, IPSTATS_MIB_INHDRERRORS); + return 0; + } + return tcp_conn_request(&mptcp_subflow_request_sock_ops, &subflow_request_sock_ipv6_ops, sk, skb);

diff --git a/net/netfilter/nf_conntrack_netlink.c b/net/netfilter/nf_conntrack_netlink.c index 3d0fd33be018..c1bfd8181341 100644 --- a/net/netfilter/nf_conntrack_netlink.c +++ b/net/netfilter/nf_conntrack_netlink.c @@ -2960,6 +2960,7 @@ static int ctnetlink_exp_dump_mask(struct sk_buff *skb, memset(&m, 0xFF, sizeof(m)); memcpy(&m.src.u3, &mask->src.u3, sizeof(m.src.u3)); m.src.u.all = mask->src.u.all; + m.src.l3num = tuple->src.l3num; m.dst.protonum = tuple->dst.protonum;

nest_parms = nla_nest_start(skb, CTA_EXPECT_MASK); diff --git a/net/netfilter/nf_flow_table_core.c b/net/netfilter/nf_flow_table_core.c index 4a4acbba78ff..b03feb6e1226 100644 --- a/net/netfilter/nf_flow_table_core.c +++ b/net/netfilter/nf_flow_table_core.c @@ -506,7 +506,7 @@ int nf_flow_table_init(struct nf_flowtable *flowtable) { int err;

- INIT_DEFERRABLE_WORK(&flowtable->gc_work, nf_flow_offload_work_gc); + INIT_DELAYED_WORK(&flowtable->gc_work, nf_flow_offload_work_gc); flow_block_init(&flowtable->flow_block); init_rwsem(&flowtable->flow_block_lock);

diff --git a/net/netfilter/nf_tables_api.c b/net/netfilter/nf_tables_api.c index 8739ef135156..978a968d7aed 100644 --- a/net/netfilter/nf_tables_api.c +++ b/net/netfilter/nf_tables_api.c @@ -6632,6 +6632,7 @@ static int nft_flowtable_update(struct nft_ctx *ctx, const struct nlmsghdr *nlh, struct nft_hook *hook, *next; struct nft_trans *trans; bool unregister = false; + u32 flags; int err;

err = nft_flowtable_parse_hook(ctx, nla[NFTA_FLOWTABLE_HOOK], @@ -6646,6 +6647,17 @@ static int nft_flowtable_update(struct nft_ctx *ctx, const struct nlmsghdr *nlh, } }

+ if (nla[NFTA_FLOWTABLE_FLAGS]) { + flags = ntohl(nla_get_be32(nla[NFTA_FLOWTABLE_FLAGS])); + if (flags & ~NFT_FLOWTABLE_MASK) + return -EOPNOTSUPP; + if ((flowtable->data.flags & NFT_FLOWTABLE_HW_OFFLOAD) ^ + (flags & NFT_FLOWTABLE_HW_OFFLOAD)) + return -EOPNOTSUPP; + } else { + flags = flowtable->data.flags; + } + err = nft_register_flowtable_net_hooks(ctx->net, ctx->table, &flowtable_hook.list, flowtable); if (err < 0) @@ -6659,6 +6671,7 @@ static int nft_flowtable_update(struct nft_ctx *ctx, const struct nlmsghdr *nlh, goto err_flowtable_update_hook; }

+ nft_trans_flowtable_flags(trans) = flags; nft_trans_flowtable(trans) = flowtable; nft_trans_flowtable_update(trans) = true; INIT_LIST_HEAD(&nft_trans_flowtable_hooks(trans)); @@ -6753,8 +6766,10 @@ static int nf_tables_newflowtable(struct net *net, struct sock *nlsk, if (nla[NFTA_FLOWTABLE_FLAGS]) { flowtable->data.flags = ntohl(nla_get_be32(nla[NFTA_FLOWTABLE_FLAGS])); - if (flowtable->data.flags & ~NFT_FLOWTABLE_MASK) + if (flowtable->data.flags & ~NFT_FLOWTABLE_MASK) { + err = -EOPNOTSUPP; goto err3; + } }

write_pnet(&flowtable->data.net, net); @@ -7966,6 +7981,8 @@ static int nf_tables_commit(struct net *net, struct sk_buff *skb) break; case NFT_MSG_NEWFLOWTABLE: if (nft_trans_flowtable_update(trans)) { + nft_trans_flowtable(trans)->data.flags = + nft_trans_flowtable_flags(trans); nf_tables_flowtable_notify(&trans->ctx, nft_trans_flowtable(trans), &nft_trans_flowtable_hooks(trans), diff --git a/net/netfilter/x_tables.c b/net/netfilter/x_tables.c index bce6ca203d46..6bd31a7a27fc 100644 --- a/net/netfilter/x_tables.c +++ b/net/netfilter/x_tables.c @@ -1351,14 +1351,6 @@ struct xt_counters *xt_counters_alloc(unsigned int counters) } EXPORT_SYMBOL(xt_counters_alloc);

-struct xt_table_info -*xt_table_get_private_protected(const struct xt_table *table) -{ - return rcu_dereference_protected(table->private, - mutex_is_locked(&xt[table->af].mutex)); -} -EXPORT_SYMBOL(xt_table_get_private_protected); - struct xt_table_info * xt_replace_table(struct xt_table *table, unsigned int num_counters, @@ -1366,6 +1358,7 @@ xt_replace_table(struct xt_table *table, int *error) { struct xt_table_info *private; + unsigned int cpu; int ret;

ret = xt_jumpstack_alloc(newinfo); @@ -1375,20 +1368,47 @@ xt_replace_table(struct xt_table *table, }

/* Do the substitution. */ - private = xt_table_get_private_protected(table); + local_bh_disable(); + private = table->private;

/* Check inside lock: is the old number correct? */ if (num_counters != private->number) { pr_debug("num_counters != table->private->number (%u/%u)\n", num_counters, private->number); + local_bh_enable(); *error = -EAGAIN; return NULL; }

newinfo->initial_entries = private->initial_entries; + /* + * Ensure contents of newinfo are visible before assigning to + * private. + */ + smp_wmb(); + table->private = newinfo; + + /* make sure all cpus see new ->private value */ + smp_mb();

- rcu_assign_pointer(table->private, newinfo); - synchronize_rcu(); + /* + * Even though table entries have now been swapped, other CPU's + * may still be using the old entries... + */ + local_bh_enable(); + + /* ... so wait for even xt_recseq on all cpus */ + for_each_possible_cpu(cpu) { + seqcount_t *s = &per_cpu(xt_recseq, cpu); + u32 seq = raw_read_seqcount(s); + + if (seq & 1) { + do { + cond_resched(); + cpu_relax(); + } while (seq == raw_read_seqcount(s)); + } + }

audit_log_nfcfg(table->name, table->af, private->number, !private->number ? AUDIT_XT_OP_REGISTER : @@ -1424,12 +1444,12 @@ struct xt_table *xt_register_table(struct net *net, }

/* Simplifies replace_table code. */ - rcu_assign_pointer(table->private, bootstrap); + table->private = bootstrap;

if (!xt_replace_table(table, 0, newinfo, &ret)) goto unlock;

- private = xt_table_get_private_protected(table); + private = table->private; pr_debug("table->private->number = %u\n", private->number);

/* save number of initial entries */ @@ -1452,8 +1472,7 @@ void *xt_unregister_table(struct xt_table *table) struct xt_table_info *private;

mutex_lock(&xt[table->af].mutex); - private = xt_table_get_private_protected(table); - RCU_INIT_POINTER(table->private, NULL); + private = table->private; list_del(&table->list); mutex_unlock(&xt[table->af].mutex); audit_log_nfcfg(table->name, table->af, private->number, diff --git a/net/qrtr/qrtr.c b/net/qrtr/qrtr.c index 54031ee079a2..45fbf5f4dcd2 100644 --- a/net/qrtr/qrtr.c +++ b/net/qrtr/qrtr.c @@ -1035,6 +1035,11 @@ static int qrtr_recvmsg(struct socket *sock, struct msghdr *msg, rc = copied;

if (addr) { + /* There is an anonymous 2-byte hole after sq_family, + * make sure to clear it. + */ + memset(addr, 0, sizeof(*addr)); + addr->sq_family = AF_QIPCRTR; addr->sq_node = cb->src_node; addr->sq_port = cb->src_port; diff --git a/net/sched/cls_flower.c b/net/sched/cls_flower.c index 46c1b3e9f66a..14316ba9b3b3 100644 --- a/net/sched/cls_flower.c +++ b/net/sched/cls_flower.c @@ -1432,7 +1432,7 @@ static int fl_set_key_ct(struct nlattr **tb, &mask->ct_state, TCA_FLOWER_KEY_CT_STATE_MASK, sizeof(key->ct_state));

- err = fl_validate_ct_state(mask->ct_state, + err = fl_validate_ct_state(key->ct_state & mask->ct_state, tb[TCA_FLOWER_KEY_CT_STATE_MASK], extack); if (err) diff --git a/net/sched/sch_choke.c b/net/sched/sch_choke.c index 50f680f03a54..2adbd945bf15 100644 --- a/net/sched/sch_choke.c +++ b/net/sched/sch_choke.c @@ -345,6 +345,7 @@ static int choke_change(struct Qdisc *sch, struct nlattr *opt, struct sk_buff **old = NULL; unsigned int mask; u32 max_P; + u8 *stab;

if (opt == NULL) return -EINVAL; @@ -361,8 +362,8 @@ static int choke_change(struct Qdisc *sch, struct nlattr *opt, max_P = tb[TCA_CHOKE_MAX_P] ? nla_get_u32(tb[TCA_CHOKE_MAX_P]) : 0;

ctl = nla_data(tb[TCA_CHOKE_PARMS]); - - if (!red_check_params(ctl->qth_min, ctl->qth_max, ctl->Wlog, ctl->Scell_log)) + stab = nla_data(tb[TCA_CHOKE_STAB]); + if (!red_check_params(ctl->qth_min, ctl->qth_max, ctl->Wlog, ctl->Scell_log, stab)) return -EINVAL;

if (ctl->limit > CHOKE_MAX_QUEUE) @@ -412,7 +413,7 @@ static int choke_change(struct Qdisc *sch, struct nlattr *opt,

red_set_parms(&q->parms, ctl->qth_min, ctl->qth_max, ctl->Wlog, ctl->Plog, ctl->Scell_log, - nla_data(tb[TCA_CHOKE_STAB]), + stab, max_P); red_set_vars(&q->vars);

diff --git a/net/sched/sch_gred.c b/net/sched/sch_gred.c index e0bc77533acc..f4132dc25ac0 100644 --- a/net/sched/sch_gred.c +++ b/net/sched/sch_gred.c @@ -480,7 +480,7 @@ static inline int gred_change_vq(struct Qdisc *sch, int dp, struct gred_sched *table = qdisc_priv(sch); struct gred_sched_data *q = table->tab[dp];

- if (!red_check_params(ctl->qth_min, ctl->qth_max, ctl->Wlog, ctl->Scell_log)) { + if (!red_check_params(ctl->qth_min, ctl->qth_max, ctl->Wlog, ctl->Scell_log, stab)) { NL_SET_ERR_MSG_MOD(extack, "invalid RED parameters"); return -EINVAL; } diff --git a/net/sched/sch_red.c b/net/sched/sch_red.c index b4ae34d7aa96..40adf1f07a82 100644 --- a/net/sched/sch_red.c +++ b/net/sched/sch_red.c @@ -242,6 +242,7 @@ static int __red_change(struct Qdisc *sch, struct nlattr **tb, unsigned char flags; int err; u32 max_P; + u8 *stab;

if (tb[TCA_RED_PARMS] == NULL || tb[TCA_RED_STAB] == NULL) @@ -250,7 +251,9 @@ static int __red_change(struct Qdisc *sch, struct nlattr **tb, max_P = tb[TCA_RED_MAX_P] ? nla_get_u32(tb[TCA_RED_MAX_P]) : 0;

ctl = nla_data(tb[TCA_RED_PARMS]); - if (!red_check_params(ctl->qth_min, ctl->qth_max, ctl->Wlog, ctl->Scell_log)) + stab = nla_data(tb[TCA_RED_STAB]); + if (!red_check_params(ctl->qth_min, ctl->qth_max, ctl->Wlog, + ctl->Scell_log, stab)) return -EINVAL;

err = red_get_flags(ctl->flags, TC_RED_HISTORIC_FLAGS, @@ -288,7 +291,7 @@ static int __red_change(struct Qdisc *sch, struct nlattr **tb, red_set_parms(&q->parms, ctl->qth_min, ctl->qth_max, ctl->Wlog, ctl->Plog, ctl->Scell_log, - nla_data(tb[TCA_RED_STAB]), + stab, max_P); red_set_vars(&q->vars);

diff --git a/net/sched/sch_sfq.c b/net/sched/sch_sfq.c index b25e51440623..066754a18569 100644 --- a/net/sched/sch_sfq.c +++ b/net/sched/sch_sfq.c @@ -647,7 +647,7 @@ static int sfq_change(struct Qdisc *sch, struct nlattr *opt) }

if (ctl_v1 && !red_check_params(ctl_v1->qth_min, ctl_v1->qth_max, - ctl_v1->Wlog, ctl_v1->Scell_log)) + ctl_v1->Wlog, ctl_v1->Scell_log, NULL)) return -EINVAL; if (ctl_v1 && ctl_v1->qth_min) { p = kmalloc(sizeof(*p), GFP_KERNEL); diff --git a/net/tipc/node.c b/net/tipc/node.c index 83978d5dae59..e4452d55851f 100644 --- a/net/tipc/node.c +++ b/net/tipc/node.c @@ -2855,17 +2855,22 @@ int tipc_nl_node_dump_monitor_peer(struct sk_buff *skb,

#ifdef CONFIG_TIPC_CRYPTO static int tipc_nl_retrieve_key(struct nlattr **attrs, - struct tipc_aead_key **key) + struct tipc_aead_key **pkey) { struct nlattr *attr = attrs[TIPC_NLA_NODE_KEY]; + struct tipc_aead_key *key;

if (!attr) return -ENODATA;

- *key = (struct tipc_aead_key *)nla_data(attr); - if (nla_len(attr) < tipc_aead_key_size(*key)) + if (nla_len(attr) < sizeof(*key)) + return -EINVAL; + key = (struct tipc_aead_key *)nla_data(attr); + if (key->keylen > TIPC_AEAD_KEYLEN_MAX || + nla_len(attr) < tipc_aead_key_size(key)) return -EINVAL;

+ *pkey = key; return 0; }

diff --git a/net/vmw_vsock/af_vsock.c b/net/vmw_vsock/af_vsock.c index 791955f5e7ec..cf86c1376b1a 100644 --- a/net/vmw_vsock/af_vsock.c +++ b/net/vmw_vsock/af_vsock.c @@ -738,6 +738,7 @@ static struct sock *__vsock_create(struct net *net, vsk->buffer_size = psk->buffer_size; vsk->buffer_min_size = psk->buffer_min_size; vsk->buffer_max_size = psk->buffer_max_size; + security_sk_clone(parent, sk); } else { vsk->trusted = ns_capable_noaudit(&init_user_ns, CAP_NET_ADMIN); vsk->owner = get_current_cred(); diff --git a/scripts/dummy-tools/gcc b/scripts/dummy-tools/gcc index 33487e99d83e..11c9f045ee4b 100755 --- a/scripts/dummy-tools/gcc +++ b/scripts/dummy-tools/gcc @@ -89,3 +89,8 @@ if arg_contain -print-file-name=plugin "$@"; then echo $plugin_dir exit 0 fi + +# inverted return value +if arg_contain -D__SIZEOF_INT128__=0 "$@"; then + exit 1 +fi diff --git a/security/integrity/iint.c b/security/integrity/iint.c index 1d20003243c3..0ba01847e836 100644 --- a/security/integrity/iint.c +++ b/security/integrity/iint.c @@ -98,6 +98,14 @@ struct integrity_iint_cache *integrity_inode_get(struct inode *inode) struct rb_node *node, *parent = NULL; struct integrity_iint_cache *iint, *test_iint;

+ /* + * The integrity's "iint_cache" is initialized at security_init(), + * unless it is not included in the ordered list of LSMs enabled + * on the boot command line. + */ + if (!iint_cache) + panic("%s: lsm=integrity required.\n", __func__); + iint = integrity_iint_find(inode); if (iint) return iint; diff --git a/security/selinux/include/security.h b/security/selinux/include/security.h index 3cc8bab31ea8..63ca6e79daeb 100644 --- a/security/selinux/include/security.h +++ b/security/selinux/include/security.h @@ -219,14 +219,21 @@ static inline bool selinux_policycap_genfs_seclabel_symlinks(void) return READ_ONCE(state->policycap[POLICYDB_CAPABILITY_GENFS_SECLABEL_SYMLINKS]); }

+struct selinux_policy_convert_data; + +struct selinux_load_state { + struct selinux_policy *policy; + struct selinux_policy_convert_data *convert_data; +}; + int security_mls_enabled(struct selinux_state *state); int security_load_policy(struct selinux_state *state, - void *data, size_t len, - struct selinux_policy **newpolicyp); + void *data, size_t len, + struct selinux_load_state *load_state); void selinux_policy_commit(struct selinux_state *state, - struct selinux_policy *newpolicy); + struct selinux_load_state *load_state); void selinux_policy_cancel(struct selinux_state *state, - struct selinux_policy *policy); + struct selinux_load_state *load_state); int security_read_policy(struct selinux_state *state, void **data, size_t *len);

diff --git a/security/selinux/selinuxfs.c b/security/selinux/selinuxfs.c index 4bde570d56a2..2b745ae8cb98 100644 --- a/security/selinux/selinuxfs.c +++ b/security/selinux/selinuxfs.c @@ -616,7 +616,7 @@ static ssize_t sel_write_load(struct file *file, const char __user *buf,

{ struct selinux_fs_info *fsi = file_inode(file)->i_sb->s_fs_info; - struct selinux_policy *newpolicy; + struct selinux_load_state load_state; ssize_t length; void *data = NULL;

@@ -642,23 +642,22 @@ static ssize_t sel_write_load(struct file *file, const char __user *buf, if (copy_from_user(data, buf, count) != 0) goto out;

- length = security_load_policy(fsi->state, data, count, &newpolicy); + length = security_load_policy(fsi->state, data, count, &load_state); if (length) { pr_warn_ratelimited("SELinux: failed to load policy\n"); goto out; }

- length = sel_make_policy_nodes(fsi, newpolicy); + length = sel_make_policy_nodes(fsi, load_state.policy); if (length) { - selinux_policy_cancel(fsi->state, newpolicy); - goto out1; + selinux_policy_cancel(fsi->state, &load_state); + goto out; }

- selinux_policy_commit(fsi->state, newpolicy); + selinux_policy_commit(fsi->state, &load_state);

length = count;

-out1: audit_log(audit_context(), GFP_KERNEL, AUDIT_MAC_POLICY_LOAD, "auid=%u ses=%u lsm=selinux res=1", from_kuid(&init_user_ns, audit_get_loginuid(current)), diff --git a/security/selinux/ss/services.c b/security/selinux/ss/services.c index 9704c8a32303..495fc865faf5 100644 --- a/security/selinux/ss/services.c +++ b/security/selinux/ss/services.c @@ -66,6 +66,17 @@ #include "audit.h" #include "policycap_names.h"

+struct convert_context_args { + struct selinux_state *state; + struct policydb *oldp; + struct policydb *newp; +}; + +struct selinux_policy_convert_data { + struct convert_context_args args; + struct sidtab_convert_params sidtab_params; +}; + /* Forward declaration. */ static int context_struct_to_string(struct policydb *policydb, struct context *context, @@ -1975,12 +1986,6 @@ static inline int convert_context_handle_invalid_context( return 0; }

-struct convert_context_args { - struct selinux_state *state; - struct policydb *oldp; - struct policydb *newp; -}; - /* * Convert the values in the security context * structure `oldc' from the values specified @@ -2160,7 +2165,7 @@ static void selinux_policy_cond_free(struct selinux_policy *policy) }

void selinux_policy_cancel(struct selinux_state *state, - struct selinux_policy *policy) + struct selinux_load_state *load_state) { struct selinux_policy *oldpolicy;

@@ -2168,7 +2173,8 @@ void selinux_policy_cancel(struct selinux_state *state, lockdep_is_held(&state->policy_mutex));

sidtab_cancel_convert(oldpolicy->sidtab); - selinux_policy_free(policy); + selinux_policy_free(load_state->policy); + kfree(load_state->convert_data); }

static void selinux_notify_policy_change(struct selinux_state *state, @@ -2183,9 +2189,9 @@ static void selinux_notify_policy_change(struct selinux_state *state, }

void selinux_policy_commit(struct selinux_state *state, - struct selinux_policy *newpolicy) + struct selinux_load_state *load_state) { - struct selinux_policy *oldpolicy; + struct selinux_policy *oldpolicy, *newpolicy = load_state->policy; u32 seqno;

oldpolicy = rcu_dereference_protected(state->policy, @@ -2225,6 +2231,7 @@ void selinux_policy_commit(struct selinux_state *state, /* Free the old policy */ synchronize_rcu(); selinux_policy_free(oldpolicy); + kfree(load_state->convert_data);

/* Notify others of the policy change */ selinux_notify_policy_change(state, seqno); @@ -2241,11 +2248,10 @@ void selinux_policy_commit(struct selinux_state *state, * loading the new policy. */ int security_load_policy(struct selinux_state *state, void *data, size_t len, - struct selinux_policy **newpolicyp) + struct selinux_load_state *load_state) { struct selinux_policy *newpolicy, *oldpolicy; - struct sidtab_convert_params convert_params; - struct convert_context_args args; + struct selinux_policy_convert_data *convert_data; int rc = 0; struct policy_file file = { data, len }, *fp = &file;

@@ -2275,10 +2281,10 @@ int security_load_policy(struct selinux_state *state, void *data, size_t len, goto err_mapping; }

- if (!selinux_initialized(state)) { /* First policy load, so no need to preserve state from old policy */ - *newpolicyp = newpolicy; + load_state->policy = newpolicy; + load_state->convert_data = NULL; return 0; }

@@ -2292,29 +2298,38 @@ int security_load_policy(struct selinux_state *state, void *data, size_t len, goto err_free_isids; }

+ convert_data = kmalloc(sizeof(*convert_data), GFP_KERNEL); + if (!convert_data) { + rc = -ENOMEM; + goto err_free_isids; + } + /* * Convert the internal representations of contexts * in the new SID table. */ - args.state = state; - args.oldp = &oldpolicy->policydb; - args.newp = &newpolicy->policydb; + convert_data->args.state = state; + convert_data->args.oldp = &oldpolicy->policydb; + convert_data->args.newp = &newpolicy->policydb;

- convert_params.func = convert_context; - convert_params.args = &args; - convert_params.target = newpolicy->sidtab; + convert_data->sidtab_params.func = convert_context; + convert_data->sidtab_params.args = &convert_data->args; + convert_data->sidtab_params.target = newpolicy->sidtab;

- rc = sidtab_convert(oldpolicy->sidtab, &convert_params); + rc = sidtab_convert(oldpolicy->sidtab, &convert_data->sidtab_params); if (rc) { pr_err("SELinux: unable to convert the internal" " representation of contexts in the new SID" " table\n"); - goto err_free_isids; + goto err_free_convert_data; }

- *newpolicyp = newpolicy; + load_state->policy = newpolicy; + load_state->convert_data = convert_data; return 0;

+err_free_convert_data: + kfree(convert_data); err_free_isids: sidtab_destroy(newpolicy->sidtab); err_mapping: diff --git a/sound/hda/intel-nhlt.c b/sound/hda/intel-nhlt.c index d053beccfaec..e2237239d922 100644 --- a/sound/hda/intel-nhlt.c +++ b/sound/hda/intel-nhlt.c @@ -39,6 +39,11 @@ int intel_nhlt_get_dmic_geo(struct device *dev, struct nhlt_acpi_table *nhlt) if (!nhlt) return 0;

+ if (nhlt->header.length <= sizeof(struct acpi_table_header)) { + dev_warn(dev, "Invalid DMIC description table\n"); + return 0; + } + for (j = 0, epnt = nhlt->desc; j < nhlt->endpoint_count; j++, epnt = (struct nhlt_endpoint *)((u8 *)epnt + epnt->length)) {

diff --git a/tools/include/linux/static_call_types.h b/tools/include/linux/static_call_types.h index 89135bb35bf7..ae5662d368b9 100644 --- a/tools/include/linux/static_call_types.h +++ b/tools/include/linux/static_call_types.h @@ -4,11 +4,13 @@

#include <linux/types.h> #include <linux/stringify.h> +#include <linux/compiler.h>

#define STATIC_CALL_KEY_PREFIX __SCK__ #define STATIC_CALL_KEY_PREFIX_STR __stringify(STATIC_CALL_KEY_PREFIX) #define STATIC_CALL_KEY_PREFIX_LEN (sizeof(STATIC_CALL_KEY_PREFIX_STR) - 1) #define STATIC_CALL_KEY(name) __PASTE(STATIC_CALL_KEY_PREFIX, name) +#define STATIC_CALL_KEY_STR(name) __stringify(STATIC_CALL_KEY(name))

#define STATIC_CALL_TRAMP_PREFIX __SCT__ #define STATIC_CALL_TRAMP_PREFIX_STR __stringify(STATIC_CALL_TRAMP_PREFIX) @@ -32,4 +34,52 @@ struct static_call_site { s32 key; };

+#define DECLARE_STATIC_CALL(name, func) \ + extern struct static_call_key STATIC_CALL_KEY(name); \ + extern typeof(func) STATIC_CALL_TRAMP(name); + +#ifdef CONFIG_HAVE_STATIC_CALL + +#define __raw_static_call(name) (&STATIC_CALL_TRAMP(name)) + +#ifdef CONFIG_HAVE_STATIC_CALL_INLINE + +/* + * __ADDRESSABLE() is used to ensure the key symbol doesn't get stripped from + * the symbol table so that objtool can reference it when it generates the + * .static_call_sites section. + */ +#define __STATIC_CALL_ADDRESSABLE(name) \ + __ADDRESSABLE(STATIC_CALL_KEY(name)) + +#define __static_call(name) \ +({ \ + __STATIC_CALL_ADDRESSABLE(name); \ + __raw_static_call(name); \ +}) + +#else /* !CONFIG_HAVE_STATIC_CALL_INLINE */ + +#define __STATIC_CALL_ADDRESSABLE(name) +#define __static_call(name) __raw_static_call(name) + +#endif /* CONFIG_HAVE_STATIC_CALL_INLINE */ + +#ifdef MODULE +#define __STATIC_CALL_MOD_ADDRESSABLE(name) +#define static_call_mod(name) __raw_static_call(name) +#else +#define __STATIC_CALL_MOD_ADDRESSABLE(name) __STATIC_CALL_ADDRESSABLE(name) +#define static_call_mod(name) __static_call(name) +#endif + +#define static_call(name) __static_call(name) + +#else + +#define static_call(name) \ + ((typeof(STATIC_CALL_TRAMP(name))*)(STATIC_CALL_KEY(name).func)) + +#endif /* CONFIG_HAVE_STATIC_CALL */ + #endif /* _STATIC_CALL_TYPES_H */ diff --git a/tools/lib/bpf/Makefile b/tools/lib/bpf/Makefile index 55bd78b3496f..310f647c2d5b 100644 --- a/tools/lib/bpf/Makefile +++ b/tools/lib/bpf/Makefile @@ -236,7 +236,7 @@ define do_install if [ ! -d '$(DESTDIR_SQ)$2' ]; then \ $(INSTALL) -d -m 755 '$(DESTDIR_SQ)$2'; \ fi; \ - $(INSTALL) $1 $(if $3,-m $3,) '$(DESTDIR_SQ)$2' + $(INSTALL) $(if $3,-m $3,) $1 '$(DESTDIR_SQ)$2' endef

install_lib: all_cmd diff --git a/tools/lib/bpf/btf_dump.c b/tools/lib/bpf/btf_dump.c index 2f9d685bd522..0911aea4cdbe 100644 --- a/tools/lib/bpf/btf_dump.c +++ b/tools/lib/bpf/btf_dump.c @@ -462,7 +462,7 @@ static int btf_dump_order_type(struct btf_dump *d, __u32 id, bool through_ptr) return err;

case BTF_KIND_ARRAY: - return btf_dump_order_type(d, btf_array(t)->type, through_ptr); + return btf_dump_order_type(d, btf_array(t)->type, false);

case BTF_KIND_STRUCT: case BTF_KIND_UNION: { diff --git a/tools/lib/bpf/libbpf.c b/tools/lib/bpf/libbpf.c index b954db52bb80..95eef7ebdac5 100644 --- a/tools/lib/bpf/libbpf.c +++ b/tools/lib/bpf/libbpf.c @@ -1162,7 +1162,8 @@ static int bpf_object__elf_init(struct bpf_object *obj) if (!elf_rawdata(elf_getscn(obj->efile.elf, obj->efile.shstrndx), NULL)) { pr_warn("elf: failed to get section names strings from %s: %s\n", obj->path, elf_errmsg(-1)); - return -LIBBPF_ERRNO__FORMAT; + err = -LIBBPF_ERRNO__FORMAT; + goto errout; }

/* Old LLVM set e_machine to EM_NONE */ diff --git a/tools/lib/bpf/netlink.c b/tools/lib/bpf/netlink.c index 4dd73de00b6f..d2cb28e9ef52 100644 --- a/tools/lib/bpf/netlink.c +++ b/tools/lib/bpf/netlink.c @@ -40,7 +40,7 @@ static int libbpf_netlink_open(__u32 *nl_pid) memset(&sa, 0, sizeof(sa)); sa.nl_family = AF_NETLINK;

- sock = socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE); + sock = socket(AF_NETLINK, SOCK_RAW | SOCK_CLOEXEC, NETLINK_ROUTE); if (sock < 0) return -errno;

diff --git a/tools/objtool/check.c b/tools/objtool/check.c index dc24aac08edd..5c83f73ad668 100644 --- a/tools/objtool/check.c +++ b/tools/objtool/check.c @@ -502,8 +502,21 @@ static int create_static_call_sections(struct objtool_file *file)

key_sym = find_symbol_by_name(file->elf, tmp); if (!key_sym) { - WARN("static_call: can't find static_call_key symbol: %s", tmp); - return -1; + if (!module) { + WARN("static_call: can't find static_call_key symbol: %s", tmp); + return -1; + } + + /* + * For modules(), the key might not be exported, which + * means the module can make static calls but isn't + * allowed to change them. + * + * In that case we temporarily set the key to be the + * trampoline address. This is fixed up in + * static_call_add_module(). + */ + key_sym = insn->call_dest; } free(key_name);

diff --git a/tools/perf/util/auxtrace.c b/tools/perf/util/auxtrace.c index 42a85c86421d..d8ada6a3c555 100644 --- a/tools/perf/util/auxtrace.c +++ b/tools/perf/util/auxtrace.c @@ -300,10 +300,6 @@ static int auxtrace_queues__queue_buffer(struct auxtrace_queues *queues, queue->set = true; queue->tid = buffer->tid; queue->cpu = buffer->cpu; - } else if (buffer->cpu != queue->cpu || buffer->tid != queue->tid) { - pr_err("auxtrace queue conflict: cpu %d, tid %d vs cpu %d, tid %d\n", - queue->cpu, queue->tid, buffer->cpu, buffer->tid); - return -EINVAL; }

buffer->buffer_nr = queues->next_buffer_nr++; diff --git a/tools/perf/util/synthetic-events.c b/tools/perf/util/synthetic-events.c index d9c624377da7..b4cf6dd57dd6 100644 --- a/tools/perf/util/synthetic-events.c +++ b/tools/perf/util/synthetic-events.c @@ -384,7 +384,7 @@ int perf_event__synthesize_mmap_events(struct perf_tool *tool,

while (!io.eof) { static const char anonstr[] = "//anon"; - size_t size; + size_t size, aligned_size;

/* ensure null termination since stack will be reused. */ event->mmap2.filename[0] = '\0'; @@ -444,11 +444,12 @@ int perf_event__synthesize_mmap_events(struct perf_tool *tool, }

size = strlen(event->mmap2.filename) + 1; - size = PERF_ALIGN(size, sizeof(u64)); + aligned_size = PERF_ALIGN(size, sizeof(u64)); event->mmap2.len -= event->mmap.start; event->mmap2.header.size = (sizeof(event->mmap2) - - (sizeof(event->mmap2.filename) - size)); - memset(event->mmap2.filename + size, 0, machine->id_hdr_size); + (sizeof(event->mmap2.filename) - aligned_size)); + memset(event->mmap2.filename + size, 0, machine->id_hdr_size + + (aligned_size - size)); event->mmap2.header.size += machine->id_hdr_size; event->mmap2.pid = tgid; event->mmap2.tid = pid; diff --git a/tools/testing/selftests/arm64/fp/sve-ptrace.c b/tools/testing/selftests/arm64/fp/sve-ptrace.c index b2282be6f938..612d3899614a 100644 --- a/tools/testing/selftests/arm64/fp/sve-ptrace.c +++ b/tools/testing/selftests/arm64/fp/sve-ptrace.c @@ -332,5 +332,5 @@ int main(void)

ksft_print_cnts();

- return 0; + return ret; } diff --git a/tools/testing/selftests/bpf/progs/test_tunnel_kern.c b/tools/testing/selftests/bpf/progs/test_tunnel_kern.c index 9afe947cfae9..ba6eadfec565 100644 --- a/tools/testing/selftests/bpf/progs/test_tunnel_kern.c +++ b/tools/testing/selftests/bpf/progs/test_tunnel_kern.c @@ -508,10 +508,8 @@ int _ip6geneve_get_tunnel(struct __sk_buff *skb) }

ret = bpf_skb_get_tunnel_opt(skb, &gopt, sizeof(gopt)); - if (ret < 0) { - ERROR(ret); - return TC_ACT_SHOT; - } + if (ret < 0) + gopt.opt_class = 0;

bpf_trace_printk(fmt, sizeof(fmt), key.tunnel_id, key.remote_ipv4, gopt.opt_class); diff --git a/tools/testing/selftests/net/forwarding/vxlan_bridge_1d.sh b/tools/testing/selftests/net/forwarding/vxlan_bridge_1d.sh index ce6bea9675c0..0ccb1dda099a 100755 --- a/tools/testing/selftests/net/forwarding/vxlan_bridge_1d.sh +++ b/tools/testing/selftests/net/forwarding/vxlan_bridge_1d.sh @@ -658,7 +658,7 @@ test_ecn_decap() # In accordance with INET_ECN_decapsulate() __test_ecn_decap 00 00 0x00 __test_ecn_decap 01 01 0x01 - __test_ecn_decap 02 01 0x02 + __test_ecn_decap 02 01 0x01 __test_ecn_decap 01 03 0x03 __test_ecn_decap 02 03 0x03 test_ecn_decap_error diff --git a/tools/testing/selftests/net/reuseaddr_ports_exhausted.c b/tools/testing/selftests/net/reuseaddr_ports_exhausted.c index 7b01b7c2ec10..066efd30e294 100644 --- a/tools/testing/selftests/net/reuseaddr_ports_exhausted.c +++ b/tools/testing/selftests/net/reuseaddr_ports_exhausted.c @@ -30,25 +30,25 @@ struct reuse_opts { };

struct reuse_opts unreusable_opts[12] = { - {0, 0, 0, 0}, - {0, 0, 0, 1}, - {0, 0, 1, 0}, - {0, 0, 1, 1}, - {0, 1, 0, 0}, - {0, 1, 0, 1}, - {0, 1, 1, 0}, - {0, 1, 1, 1}, - {1, 0, 0, 0}, - {1, 0, 0, 1}, - {1, 0, 1, 0}, - {1, 0, 1, 1}, + {{0, 0}, {0, 0}}, + {{0, 0}, {0, 1}}, + {{0, 0}, {1, 0}}, + {{0, 0}, {1, 1}}, + {{0, 1}, {0, 0}}, + {{0, 1}, {0, 1}}, + {{0, 1}, {1, 0}}, + {{0, 1}, {1, 1}}, + {{1, 0}, {0, 0}}, + {{1, 0}, {0, 1}}, + {{1, 0}, {1, 0}}, + {{1, 0}, {1, 1}}, };

struct reuse_opts reusable_opts[4] = { - {1, 1, 0, 0}, - {1, 1, 0, 1}, - {1, 1, 1, 0}, - {1, 1, 1, 1}, + {{1, 1}, {0, 0}}, + {{1, 1}, {0, 1}}, + {{1, 1}, {1, 0}}, + {{1, 1}, {1, 1}}, };

int bind_port(struct __test_metadata *_metadata, int reuseaddr, int reuseport)