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SubjectRe: Linux 4.19.26
diff --git a/Makefile b/Makefile
index 2caa131ff306..b71076cecba9 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
# SPDX-License-Identifier: GPL-2.0
VERSION = 4
PATCHLEVEL = 19
-SUBLEVEL = 25
+SUBLEVEL = 26
EXTRAVERSION =
NAME = "People's Front"

diff --git a/arch/arc/include/asm/cache.h b/arch/arc/include/asm/cache.h
index ff7d3232764a..db681cf4959c 100644
--- a/arch/arc/include/asm/cache.h
+++ b/arch/arc/include/asm/cache.h
@@ -52,6 +52,17 @@
#define cache_line_size() SMP_CACHE_BYTES
#define ARCH_DMA_MINALIGN SMP_CACHE_BYTES

+/*
+ * Make sure slab-allocated buffers are 64-bit aligned when atomic64_t uses
+ * ARCv2 64-bit atomics (LLOCKD/SCONDD). This guarantess runtime 64-bit
+ * alignment for any atomic64_t embedded in buffer.
+ * Default ARCH_SLAB_MINALIGN is __alignof__(long long) which has a relaxed
+ * value of 4 (and not 8) in ARC ABI.
+ */
+#if defined(CONFIG_ARC_HAS_LL64) && defined(CONFIG_ARC_HAS_LLSC)
+#define ARCH_SLAB_MINALIGN 8
+#endif
+
extern void arc_cache_init(void);
extern char *arc_cache_mumbojumbo(int cpu_id, char *buf, int len);
extern void read_decode_cache_bcr(void);
diff --git a/arch/arc/kernel/head.S b/arch/arc/kernel/head.S
index 8b90d25a15cc..1f945d0f40da 100644
--- a/arch/arc/kernel/head.S
+++ b/arch/arc/kernel/head.S
@@ -17,6 +17,7 @@
#include <asm/entry.h>
#include <asm/arcregs.h>
#include <asm/cache.h>
+#include <asm/irqflags.h>

.macro CPU_EARLY_SETUP

@@ -47,6 +48,15 @@
sr r5, [ARC_REG_DC_CTRL]

1:
+
+#ifdef CONFIG_ISA_ARCV2
+ ; Unaligned access is disabled at reset, so re-enable early as
+ ; gcc 7.3.1 (ARC GNU 2018.03) onwards generates unaligned access
+ ; by default
+ lr r5, [status32]
+ bset r5, r5, STATUS_AD_BIT
+ kflag r5
+#endif
.endm

.section .init.text, "ax",@progbits
@@ -93,9 +103,9 @@ ENTRY(stext)
#ifdef CONFIG_ARC_UBOOT_SUPPORT
; Uboot - kernel ABI
; r0 = [0] No uboot interaction, [1] cmdline in r2, [2] DTB in r2
- ; r1 = magic number (board identity, unused as of now
+ ; r1 = magic number (always zero as of now)
; r2 = pointer to uboot provided cmdline or external DTB in mem
- ; These are handled later in setup_arch()
+ ; These are handled later in handle_uboot_args()
st r0, [@uboot_tag]
st r2, [@uboot_arg]
#endif
diff --git a/arch/arc/kernel/setup.c b/arch/arc/kernel/setup.c
index b2cae79a25d7..62a30e58441c 100644
--- a/arch/arc/kernel/setup.c
+++ b/arch/arc/kernel/setup.c
@@ -449,43 +449,80 @@ void setup_processor(void)
arc_chk_core_config();
}

-static inline int is_kernel(unsigned long addr)
+static inline bool uboot_arg_invalid(unsigned long addr)
{
- if (addr >= (unsigned long)_stext && addr <= (unsigned long)_end)
- return 1;
- return 0;
+ /*
+ * Check that it is a untranslated address (although MMU is not enabled
+ * yet, it being a high address ensures this is not by fluke)
+ */
+ if (addr < PAGE_OFFSET)
+ return true;
+
+ /* Check that address doesn't clobber resident kernel image */
+ return addr >= (unsigned long)_stext && addr <= (unsigned long)_end;
}

-void __init setup_arch(char **cmdline_p)
+#define IGNORE_ARGS "Ignore U-boot args: "
+
+/* uboot_tag values for U-boot - kernel ABI revision 0; see head.S */
+#define UBOOT_TAG_NONE 0
+#define UBOOT_TAG_CMDLINE 1
+#define UBOOT_TAG_DTB 2
+
+void __init handle_uboot_args(void)
{
+ bool use_embedded_dtb = true;
+ bool append_cmdline = false;
+
#ifdef CONFIG_ARC_UBOOT_SUPPORT
- /* make sure that uboot passed pointer to cmdline/dtb is valid */
- if (uboot_tag && is_kernel((unsigned long)uboot_arg))
- panic("Invalid uboot arg\n");
+ /* check that we know this tag */
+ if (uboot_tag != UBOOT_TAG_NONE &&
+ uboot_tag != UBOOT_TAG_CMDLINE &&
+ uboot_tag != UBOOT_TAG_DTB) {
+ pr_warn(IGNORE_ARGS "invalid uboot tag: '%08x'\n", uboot_tag);
+ goto ignore_uboot_args;
+ }
+
+ if (uboot_tag != UBOOT_TAG_NONE &&
+ uboot_arg_invalid((unsigned long)uboot_arg)) {
+ pr_warn(IGNORE_ARGS "invalid uboot arg: '%px'\n", uboot_arg);
+ goto ignore_uboot_args;
+ }
+
+ /* see if U-boot passed an external Device Tree blob */
+ if (uboot_tag == UBOOT_TAG_DTB) {
+ machine_desc = setup_machine_fdt((void *)uboot_arg);

- /* See if u-boot passed an external Device Tree blob */
- machine_desc = setup_machine_fdt(uboot_arg); /* uboot_tag == 2 */
- if (!machine_desc)
+ /* external Device Tree blob is invalid - use embedded one */
+ use_embedded_dtb = !machine_desc;
+ }
+
+ if (uboot_tag == UBOOT_TAG_CMDLINE)
+ append_cmdline = true;
+
+ignore_uboot_args:
#endif
- {
- /* No, so try the embedded one */
+
+ if (use_embedded_dtb) {
machine_desc = setup_machine_fdt(__dtb_start);
if (!machine_desc)
panic("Embedded DT invalid\n");
+ }

- /*
- * If we are here, it is established that @uboot_arg didn't
- * point to DT blob. Instead if u-boot says it is cmdline,
- * append to embedded DT cmdline.
- * setup_machine_fdt() would have populated @boot_command_line
- */
- if (uboot_tag == 1) {
- /* Ensure a whitespace between the 2 cmdlines */
- strlcat(boot_command_line, " ", COMMAND_LINE_SIZE);
- strlcat(boot_command_line, uboot_arg,
- COMMAND_LINE_SIZE);
- }
+ /*
+ * NOTE: @boot_command_line is populated by setup_machine_fdt() so this
+ * append processing can only happen after.
+ */
+ if (append_cmdline) {
+ /* Ensure a whitespace between the 2 cmdlines */
+ strlcat(boot_command_line, " ", COMMAND_LINE_SIZE);
+ strlcat(boot_command_line, uboot_arg, COMMAND_LINE_SIZE);
}
+}
+
+void __init setup_arch(char **cmdline_p)
+{
+ handle_uboot_args();

/* Save unparsed command line copy for /proc/cmdline */
*cmdline_p = boot_command_line;
diff --git a/arch/arm/probes/kprobes/opt-arm.c b/arch/arm/probes/kprobes/opt-arm.c
index 2c118a6ab358..0dc23fc227ed 100644
--- a/arch/arm/probes/kprobes/opt-arm.c
+++ b/arch/arm/probes/kprobes/opt-arm.c
@@ -247,7 +247,7 @@ int arch_prepare_optimized_kprobe(struct optimized_kprobe *op, struct kprobe *or
}

/* Copy arch-dep-instance from template. */
- memcpy(code, (unsigned char *)optprobe_template_entry,
+ memcpy(code, (unsigned long *)&optprobe_template_entry,
TMPL_END_IDX * sizeof(kprobe_opcode_t));

/* Adjust buffer according to instruction. */
diff --git a/arch/mips/configs/ath79_defconfig b/arch/mips/configs/ath79_defconfig
index 951c4231bdb8..4c47b3fd958b 100644
--- a/arch/mips/configs/ath79_defconfig
+++ b/arch/mips/configs/ath79_defconfig
@@ -71,6 +71,7 @@ CONFIG_SERIAL_8250_CONSOLE=y
# CONFIG_SERIAL_8250_PCI is not set
CONFIG_SERIAL_8250_NR_UARTS=1
CONFIG_SERIAL_8250_RUNTIME_UARTS=1
+CONFIG_SERIAL_OF_PLATFORM=y
CONFIG_SERIAL_AR933X=y
CONFIG_SERIAL_AR933X_CONSOLE=y
# CONFIG_HW_RANDOM is not set
diff --git a/arch/mips/jazz/jazzdma.c b/arch/mips/jazz/jazzdma.c
index d31bc2f01208..fb2b6d0b77c3 100644
--- a/arch/mips/jazz/jazzdma.c
+++ b/arch/mips/jazz/jazzdma.c
@@ -74,14 +74,15 @@ static int __init vdma_init(void)
get_order(VDMA_PGTBL_SIZE));
BUG_ON(!pgtbl);
dma_cache_wback_inv((unsigned long)pgtbl, VDMA_PGTBL_SIZE);
- pgtbl = (VDMA_PGTBL_ENTRY *)KSEG1ADDR(pgtbl);
+ pgtbl = (VDMA_PGTBL_ENTRY *)CKSEG1ADDR((unsigned long)pgtbl);

/*
* Clear the R4030 translation table
*/
vdma_pgtbl_init();

- r4030_write_reg32(JAZZ_R4030_TRSTBL_BASE, CPHYSADDR(pgtbl));
+ r4030_write_reg32(JAZZ_R4030_TRSTBL_BASE,
+ CPHYSADDR((unsigned long)pgtbl));
r4030_write_reg32(JAZZ_R4030_TRSTBL_LIM, VDMA_PGTBL_SIZE);
r4030_write_reg32(JAZZ_R4030_TRSTBL_INV, 0);

diff --git a/arch/mips/net/ebpf_jit.c b/arch/mips/net/ebpf_jit.c
index aeb7b1b0f202..252c00985c97 100644
--- a/arch/mips/net/ebpf_jit.c
+++ b/arch/mips/net/ebpf_jit.c
@@ -343,12 +343,15 @@ static int build_int_epilogue(struct jit_ctx *ctx, int dest_reg)
const struct bpf_prog *prog = ctx->skf;
int stack_adjust = ctx->stack_size;
int store_offset = stack_adjust - 8;
+ enum reg_val_type td;
int r0 = MIPS_R_V0;

- if (dest_reg == MIPS_R_RA &&
- get_reg_val_type(ctx, prog->len, BPF_REG_0) == REG_32BIT_ZERO_EX)
+ if (dest_reg == MIPS_R_RA) {
/* Don't let zero extended value escape. */
- emit_instr(ctx, sll, r0, r0, 0);
+ td = get_reg_val_type(ctx, prog->len, BPF_REG_0);
+ if (td == REG_64BIT || td == REG_32BIT_ZERO_EX)
+ emit_instr(ctx, sll, r0, r0, 0);
+ }

if (ctx->flags & EBPF_SAVE_RA) {
emit_instr(ctx, ld, MIPS_R_RA, store_offset, MIPS_R_SP);
diff --git a/arch/parisc/kernel/ptrace.c b/arch/parisc/kernel/ptrace.c
index 2582df1c529b..0964c236e3e5 100644
--- a/arch/parisc/kernel/ptrace.c
+++ b/arch/parisc/kernel/ptrace.c
@@ -308,15 +308,29 @@ long compat_arch_ptrace(struct task_struct *child, compat_long_t request,

long do_syscall_trace_enter(struct pt_regs *regs)
{
- if (test_thread_flag(TIF_SYSCALL_TRACE) &&
- tracehook_report_syscall_entry(regs)) {
+ if (test_thread_flag(TIF_SYSCALL_TRACE)) {
+ int rc = tracehook_report_syscall_entry(regs);
+
/*
- * Tracing decided this syscall should not happen or the
- * debugger stored an invalid system call number. Skip
- * the system call and the system call restart handling.
+ * As tracesys_next does not set %r28 to -ENOSYS
+ * when %r20 is set to -1, initialize it here.
*/
- regs->gr[20] = -1UL;
- goto out;
+ regs->gr[28] = -ENOSYS;
+
+ if (rc) {
+ /*
+ * A nonzero return code from
+ * tracehook_report_syscall_entry() tells us
+ * to prevent the syscall execution. Skip
+ * the syscall call and the syscall restart handling.
+ *
+ * Note that the tracer may also just change
+ * regs->gr[20] to an invalid syscall number,
+ * that is handled by tracesys_next.
+ */
+ regs->gr[20] = -1UL;
+ return -1;
+ }
}

/* Do the secure computing check after ptrace. */
@@ -340,7 +354,6 @@ long do_syscall_trace_enter(struct pt_regs *regs)
regs->gr[24] & 0xffffffff,
regs->gr[23] & 0xffffffff);

-out:
/*
* Sign extend the syscall number to 64bit since it may have been
* modified by a compat ptrace call
diff --git a/arch/powerpc/kernel/head_8xx.S b/arch/powerpc/kernel/head_8xx.S
index 81d4574d1f37..9fd2ff28b8ff 100644
--- a/arch/powerpc/kernel/head_8xx.S
+++ b/arch/powerpc/kernel/head_8xx.S
@@ -919,11 +919,12 @@ start_here:

/* set up the PTE pointers for the Abatron bdiGDB.
*/
- tovirt(r6,r6)
lis r5, abatron_pteptrs@h
ori r5, r5, abatron_pteptrs@l
stw r5, 0xf0(0) /* Must match your Abatron config file */
tophys(r5,r5)
+ lis r6, swapper_pg_dir@h
+ ori r6, r6, swapper_pg_dir@l
stw r6, 0(r5)

/* Now turn on the MMU for real! */
diff --git a/arch/x86/kvm/cpuid.c b/arch/x86/kvm/cpuid.c
index 7bcfa61375c0..98d13c6a64be 100644
--- a/arch/x86/kvm/cpuid.c
+++ b/arch/x86/kvm/cpuid.c
@@ -337,6 +337,7 @@ static inline int __do_cpuid_ent(struct kvm_cpuid_entry2 *entry, u32 function,
unsigned f_mpx = kvm_mpx_supported() ? F(MPX) : 0;
unsigned f_xsaves = kvm_x86_ops->xsaves_supported() ? F(XSAVES) : 0;
unsigned f_umip = kvm_x86_ops->umip_emulated() ? F(UMIP) : 0;
+ unsigned f_la57 = 0;

/* cpuid 1.edx */
const u32 kvm_cpuid_1_edx_x86_features =
@@ -491,7 +492,10 @@ static inline int __do_cpuid_ent(struct kvm_cpuid_entry2 *entry, u32 function,
// TSC_ADJUST is emulated
entry->ebx |= F(TSC_ADJUST);
entry->ecx &= kvm_cpuid_7_0_ecx_x86_features;
+ f_la57 = entry->ecx & F(LA57);
cpuid_mask(&entry->ecx, CPUID_7_ECX);
+ /* Set LA57 based on hardware capability. */
+ entry->ecx |= f_la57;
entry->ecx |= f_umip;
/* PKU is not yet implemented for shadow paging. */
if (!tdp_enabled || !boot_cpu_has(X86_FEATURE_OSPKE))
diff --git a/arch/x86/xen/enlighten_pv.c b/arch/x86/xen/enlighten_pv.c
index 52a7c3faee0c..782f98b332f0 100644
--- a/arch/x86/xen/enlighten_pv.c
+++ b/arch/x86/xen/enlighten_pv.c
@@ -899,10 +899,7 @@ static u64 xen_read_msr_safe(unsigned int msr, int *err)
val = native_read_msr_safe(msr, err);
switch (msr) {
case MSR_IA32_APICBASE:
-#ifdef CONFIG_X86_X2APIC
- if (!(cpuid_ecx(1) & (1 << (X86_FEATURE_X2APIC & 31))))
-#endif
- val &= ~X2APIC_ENABLE;
+ val &= ~X2APIC_ENABLE;
break;
}
return val;
diff --git a/drivers/acpi/nfit/core.c b/drivers/acpi/nfit/core.c
index ea59c01ce8db..f530d3541242 100644
--- a/drivers/acpi/nfit/core.c
+++ b/drivers/acpi/nfit/core.c
@@ -719,6 +719,7 @@ int nfit_get_smbios_id(u32 device_handle, u16 *flags)
struct acpi_nfit_memory_map *memdev;
struct acpi_nfit_desc *acpi_desc;
struct nfit_mem *nfit_mem;
+ u16 physical_id;

mutex_lock(&acpi_desc_lock);
list_for_each_entry(acpi_desc, &acpi_descs, list) {
@@ -726,10 +727,11 @@ int nfit_get_smbios_id(u32 device_handle, u16 *flags)
list_for_each_entry(nfit_mem, &acpi_desc->dimms, list) {
memdev = __to_nfit_memdev(nfit_mem);
if (memdev->device_handle == device_handle) {
+ *flags = memdev->flags;
+ physical_id = memdev->physical_id;
mutex_unlock(&acpi_desc->init_mutex);
mutex_unlock(&acpi_desc_lock);
- *flags = memdev->flags;
- return memdev->physical_id;
+ return physical_id;
}
}
mutex_unlock(&acpi_desc->init_mutex);
diff --git a/drivers/atm/he.c b/drivers/atm/he.c
index 29f102dcfec4..329ce9072ee9 100644
--- a/drivers/atm/he.c
+++ b/drivers/atm/he.c
@@ -717,7 +717,7 @@ static int he_init_cs_block_rcm(struct he_dev *he_dev)
instead of '/ 512', use '>> 9' to prevent a call
to divdu3 on x86 platforms
*/
- rate_cps = (unsigned long long) (1 << exp) * (man + 512) >> 9;
+ rate_cps = (unsigned long long) (1UL << exp) * (man + 512) >> 9;

if (rate_cps < 10)
rate_cps = 10; /* 2.2.1 minimum payload rate is 10 cps */
diff --git a/drivers/gpio/gpio-mt7621.c b/drivers/gpio/gpio-mt7621.c
index 00e954f22bc9..74401e0adb29 100644
--- a/drivers/gpio/gpio-mt7621.c
+++ b/drivers/gpio/gpio-mt7621.c
@@ -30,6 +30,7 @@
#define GPIO_REG_EDGE 0xA0

struct mtk_gc {
+ struct irq_chip irq_chip;
struct gpio_chip chip;
spinlock_t lock;
int bank;
@@ -189,13 +190,6 @@ mediatek_gpio_irq_type(struct irq_data *d, unsigned int type)
return 0;
}

-static struct irq_chip mediatek_gpio_irq_chip = {
- .irq_unmask = mediatek_gpio_irq_unmask,
- .irq_mask = mediatek_gpio_irq_mask,
- .irq_mask_ack = mediatek_gpio_irq_mask,
- .irq_set_type = mediatek_gpio_irq_type,
-};
-
static int
mediatek_gpio_xlate(struct gpio_chip *chip,
const struct of_phandle_args *spec, u32 *flags)
@@ -254,6 +248,13 @@ mediatek_gpio_bank_probe(struct device *dev,
return ret;
}

+ rg->irq_chip.name = dev_name(dev);
+ rg->irq_chip.parent_device = dev;
+ rg->irq_chip.irq_unmask = mediatek_gpio_irq_unmask;
+ rg->irq_chip.irq_mask = mediatek_gpio_irq_mask;
+ rg->irq_chip.irq_mask_ack = mediatek_gpio_irq_mask;
+ rg->irq_chip.irq_set_type = mediatek_gpio_irq_type;
+
if (mtk->gpio_irq) {
/*
* Manually request the irq here instead of passing
@@ -270,14 +271,14 @@ mediatek_gpio_bank_probe(struct device *dev,
return ret;
}

- ret = gpiochip_irqchip_add(&rg->chip, &mediatek_gpio_irq_chip,
+ ret = gpiochip_irqchip_add(&rg->chip, &rg->irq_chip,
0, handle_simple_irq, IRQ_TYPE_NONE);
if (ret) {
dev_err(dev, "failed to add gpiochip_irqchip\n");
return ret;
}

- gpiochip_set_chained_irqchip(&rg->chip, &mediatek_gpio_irq_chip,
+ gpiochip_set_chained_irqchip(&rg->chip, &rg->irq_chip,
mtk->gpio_irq, NULL);
}

@@ -310,7 +311,6 @@ mediatek_gpio_probe(struct platform_device *pdev)
mtk->gpio_irq = irq_of_parse_and_map(np, 0);
mtk->dev = dev;
platform_set_drvdata(pdev, mtk);
- mediatek_gpio_irq_chip.name = dev_name(dev);

for (i = 0; i < MTK_BANK_CNT; i++) {
ret = mediatek_gpio_bank_probe(dev, np, i);
diff --git a/drivers/gpio/gpio-pxa.c b/drivers/gpio/gpio-pxa.c
index 9f3f166f1760..eb27fa76e8fc 100644
--- a/drivers/gpio/gpio-pxa.c
+++ b/drivers/gpio/gpio-pxa.c
@@ -245,6 +245,7 @@ static bool pxa_gpio_has_pinctrl(void)
{
switch (gpio_type) {
case PXA3XX_GPIO:
+ case MMP2_GPIO:
return false;

default:
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
index fd825d30edf1..c0396e83f352 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
@@ -159,6 +159,7 @@ int amdgpu_driver_load_kms(struct drm_device *dev, unsigned long flags)
}

if (amdgpu_device_is_px(dev)) {
+ dev_pm_set_driver_flags(dev->dev, DPM_FLAG_NEVER_SKIP);
pm_runtime_use_autosuspend(dev->dev);
pm_runtime_set_autosuspend_delay(dev->dev, 5000);
pm_runtime_set_active(dev->dev);
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_topology.c b/drivers/gpu/drm/amd/amdkfd/kfd_topology.c
index 80f5db4ef75f..0805c423a5ce 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_topology.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_topology.c
@@ -1072,8 +1072,6 @@ static uint32_t kfd_generate_gpu_id(struct kfd_dev *gpu)
* the GPU device is not already present in the topology device
* list then return NULL. This means a new topology device has to
* be created for this GPU.
- * TODO: Rather than assiging @gpu to first topology device withtout
- * gpu attached, it will better to have more stringent check.
*/
static struct kfd_topology_device *kfd_assign_gpu(struct kfd_dev *gpu)
{
@@ -1081,12 +1079,20 @@ static struct kfd_topology_device *kfd_assign_gpu(struct kfd_dev *gpu)
struct kfd_topology_device *out_dev = NULL;

down_write(&topology_lock);
- list_for_each_entry(dev, &topology_device_list, list)
+ list_for_each_entry(dev, &topology_device_list, list) {
+ /* Discrete GPUs need their own topology device list
+ * entries. Don't assign them to CPU/APU nodes.
+ */
+ if (!gpu->device_info->needs_iommu_device &&
+ dev->node_props.cpu_cores_count)
+ continue;
+
if (!dev->gpu && (dev->node_props.simd_count > 0)) {
dev->gpu = gpu;
out_dev = dev;
break;
}
+ }
up_write(&topology_lock);
return out_dev;
}
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
index a851bb07443f..c5ba9128b736 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
@@ -624,12 +624,13 @@ static int dm_suspend(void *handle)
struct amdgpu_display_manager *dm = &adev->dm;
int ret = 0;

+ WARN_ON(adev->dm.cached_state);
+ adev->dm.cached_state = drm_atomic_helper_suspend(adev->ddev);
+
s3_handle_mst(adev->ddev, true);

amdgpu_dm_irq_suspend(adev);

- WARN_ON(adev->dm.cached_state);
- adev->dm.cached_state = drm_atomic_helper_suspend(adev->ddev);

dc_set_power_state(dm->dc, DC_ACPI_CM_POWER_STATE_D3);

diff --git a/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c b/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c
index 580e7e82034f..53ccacf99eca 100644
--- a/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c
+++ b/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c
@@ -1000,7 +1000,7 @@ void dce110_enable_audio_stream(struct pipe_ctx *pipe_ctx)

pipe_ctx->stream_res.audio->funcs->az_enable(pipe_ctx->stream_res.audio);

- if (num_audio == 1 && pp_smu != NULL && pp_smu->set_pme_wa_enable != NULL)
+ if (num_audio >= 1 && pp_smu != NULL && pp_smu->set_pme_wa_enable != NULL)
/*this is the first audio. apply the PME w/a in order to wake AZ from D3*/
pp_smu->set_pme_wa_enable(&pp_smu->pp_smu);
/* un-mute audio */
@@ -1017,6 +1017,8 @@ void dce110_disable_audio_stream(struct pipe_ctx *pipe_ctx, int option)
pipe_ctx->stream_res.stream_enc->funcs->audio_mute_control(
pipe_ctx->stream_res.stream_enc, true);
if (pipe_ctx->stream_res.audio) {
+ struct pp_smu_funcs_rv *pp_smu = dc->res_pool->pp_smu;
+
if (option != KEEP_ACQUIRED_RESOURCE ||
!dc->debug.az_endpoint_mute_only) {
/*only disalbe az_endpoint if power down or free*/
@@ -1036,6 +1038,9 @@ void dce110_disable_audio_stream(struct pipe_ctx *pipe_ctx, int option)
update_audio_usage(&dc->current_state->res_ctx, dc->res_pool, pipe_ctx->stream_res.audio, false);
pipe_ctx->stream_res.audio = NULL;
}
+ if (pp_smu != NULL && pp_smu->set_pme_wa_enable != NULL)
+ /*this is the first audio. apply the PME w/a in order to wake AZ from D3*/
+ pp_smu->set_pme_wa_enable(&pp_smu->pp_smu);

/* TODO: notify audio driver for if audio modes list changed
* add audio mode list change flag */
diff --git a/drivers/gpu/drm/i915/intel_fbdev.c b/drivers/gpu/drm/i915/intel_fbdev.c
index 2d6506c08bf7..6f91634880aa 100644
--- a/drivers/gpu/drm/i915/intel_fbdev.c
+++ b/drivers/gpu/drm/i915/intel_fbdev.c
@@ -334,8 +334,8 @@ static bool intel_fb_initial_config(struct drm_fb_helper *fb_helper,
bool *enabled, int width, int height)
{
struct drm_i915_private *dev_priv = to_i915(fb_helper->dev);
- unsigned long conn_configured, conn_seq, mask;
unsigned int count = min(fb_helper->connector_count, BITS_PER_LONG);
+ unsigned long conn_configured, conn_seq;
int i, j;
bool *save_enabled;
bool fallback = true, ret = true;
@@ -353,10 +353,9 @@ static bool intel_fb_initial_config(struct drm_fb_helper *fb_helper,
drm_modeset_backoff(&ctx);

memcpy(save_enabled, enabled, count);
- mask = GENMASK(count - 1, 0);
+ conn_seq = GENMASK(count - 1, 0);
conn_configured = 0;
retry:
- conn_seq = conn_configured;
for (i = 0; i < count; i++) {
struct drm_fb_helper_connector *fb_conn;
struct drm_connector *connector;
@@ -369,7 +368,8 @@ static bool intel_fb_initial_config(struct drm_fb_helper *fb_helper,
if (conn_configured & BIT(i))
continue;

- if (conn_seq == 0 && !connector->has_tile)
+ /* First pass, only consider tiled connectors */
+ if (conn_seq == GENMASK(count - 1, 0) && !connector->has_tile)
continue;

if (connector->status == connector_status_connected)
@@ -473,8 +473,10 @@ static bool intel_fb_initial_config(struct drm_fb_helper *fb_helper,
conn_configured |= BIT(i);
}

- if ((conn_configured & mask) != mask && conn_configured != conn_seq)
+ if (conn_configured != conn_seq) { /* repeat until no more are found */
+ conn_seq = conn_configured;
goto retry;
+ }

/*
* If the BIOS didn't enable everything it could, fall back to have the
diff --git a/drivers/gpu/drm/meson/meson_drv.c b/drivers/gpu/drm/meson/meson_drv.c
index bf5f294f172f..611ac340fb28 100644
--- a/drivers/gpu/drm/meson/meson_drv.c
+++ b/drivers/gpu/drm/meson/meson_drv.c
@@ -368,8 +368,10 @@ static int meson_probe_remote(struct platform_device *pdev,
remote_node = of_graph_get_remote_port_parent(ep);
if (!remote_node ||
remote_node == parent || /* Ignore parent endpoint */
- !of_device_is_available(remote_node))
+ !of_device_is_available(remote_node)) {
+ of_node_put(remote_node);
continue;
+ }

count += meson_probe_remote(pdev, match, remote, remote_node);

@@ -388,10 +390,13 @@ static int meson_drv_probe(struct platform_device *pdev)

for_each_endpoint_of_node(np, ep) {
remote = of_graph_get_remote_port_parent(ep);
- if (!remote || !of_device_is_available(remote))
+ if (!remote || !of_device_is_available(remote)) {
+ of_node_put(remote);
continue;
+ }

count += meson_probe_remote(pdev, &match, np, remote);
+ of_node_put(remote);
}

if (count && !match)
diff --git a/drivers/gpu/drm/radeon/radeon_kms.c b/drivers/gpu/drm/radeon/radeon_kms.c
index dec1e081f529..6a8fb6fd183c 100644
--- a/drivers/gpu/drm/radeon/radeon_kms.c
+++ b/drivers/gpu/drm/radeon/radeon_kms.c
@@ -172,6 +172,7 @@ int radeon_driver_load_kms(struct drm_device *dev, unsigned long flags)
}

if (radeon_is_px(dev)) {
+ dev_pm_set_driver_flags(dev->dev, DPM_FLAG_NEVER_SKIP);
pm_runtime_use_autosuspend(dev->dev);
pm_runtime_set_autosuspend_delay(dev->dev, 5000);
pm_runtime_set_active(dev->dev);
diff --git a/drivers/gpu/drm/sun4i/sun4i_backend.c b/drivers/gpu/drm/sun4i/sun4i_backend.c
index d7950b52a1fd..e30b1f5b9d91 100644
--- a/drivers/gpu/drm/sun4i/sun4i_backend.c
+++ b/drivers/gpu/drm/sun4i/sun4i_backend.c
@@ -717,17 +717,18 @@ static struct sun4i_frontend *sun4i_backend_find_frontend(struct sun4i_drv *drv,
remote = of_graph_get_remote_port_parent(ep);
if (!remote)
continue;
+ of_node_put(remote);

/* does this node match any registered engines? */
list_for_each_entry(frontend, &drv->frontend_list, list) {
if (remote == frontend->node) {
- of_node_put(remote);
of_node_put(port);
+ of_node_put(ep);
return frontend;
}
}
}
-
+ of_node_put(port);
return ERR_PTR(-EINVAL);
}

diff --git a/drivers/hwmon/tmp421.c b/drivers/hwmon/tmp421.c
index e36399213324..ceb3db6f3fdd 100644
--- a/drivers/hwmon/tmp421.c
+++ b/drivers/hwmon/tmp421.c
@@ -88,7 +88,7 @@ static const struct of_device_id tmp421_of_match[] = {
.data = (void *)2
},
{
- .compatible = "ti,tmp422",
+ .compatible = "ti,tmp442",
.data = (void *)3
},
{ },
diff --git a/drivers/infiniband/hw/mthca/mthca_provider.c b/drivers/infiniband/hw/mthca/mthca_provider.c
index 0d3473b4596e..21f4239022c7 100644
--- a/drivers/infiniband/hw/mthca/mthca_provider.c
+++ b/drivers/infiniband/hw/mthca/mthca_provider.c
@@ -533,7 +533,7 @@ static struct ib_qp *mthca_create_qp(struct ib_pd *pd,
{
struct mthca_ucontext *context;

- qp = kmalloc(sizeof *qp, GFP_KERNEL);
+ qp = kzalloc(sizeof(*qp), GFP_KERNEL);
if (!qp)
return ERR_PTR(-ENOMEM);

@@ -599,7 +599,7 @@ static struct ib_qp *mthca_create_qp(struct ib_pd *pd,
if (pd->uobject)
return ERR_PTR(-EINVAL);

- qp = kmalloc(sizeof (struct mthca_sqp), GFP_KERNEL);
+ qp = kzalloc(sizeof(struct mthca_sqp), GFP_KERNEL);
if (!qp)
return ERR_PTR(-ENOMEM);

diff --git a/drivers/infiniband/ulp/srp/ib_srp.c b/drivers/infiniband/ulp/srp/ib_srp.c
index 0b34e909505f..2c1114ee0c6d 100644
--- a/drivers/infiniband/ulp/srp/ib_srp.c
+++ b/drivers/infiniband/ulp/srp/ib_srp.c
@@ -2951,7 +2951,6 @@ static int srp_reset_device(struct scsi_cmnd *scmnd)
{
struct srp_target_port *target = host_to_target(scmnd->device->host);
struct srp_rdma_ch *ch;
- int i, j;
u8 status;

shost_printk(KERN_ERR, target->scsi_host, "SRP reset_device called\n");
@@ -2963,15 +2962,6 @@ static int srp_reset_device(struct scsi_cmnd *scmnd)
if (status)
return FAILED;

- for (i = 0; i < target->ch_count; i++) {
- ch = &target->ch[i];
- for (j = 0; j < target->req_ring_size; ++j) {
- struct srp_request *req = &ch->req_ring[j];
-
- srp_finish_req(ch, req, scmnd->device, DID_RESET << 16);
- }
- }
-
return SUCCESS;
}

diff --git a/drivers/isdn/hardware/avm/b1.c b/drivers/isdn/hardware/avm/b1.c
index 4ac378e48902..40ca1e8fa09f 100644
--- a/drivers/isdn/hardware/avm/b1.c
+++ b/drivers/isdn/hardware/avm/b1.c
@@ -423,7 +423,7 @@ void b1_parse_version(avmctrl_info *cinfo)
int i, j;

for (j = 0; j < AVM_MAXVERSION; j++)
- cinfo->version[j] = "\0\0" + 1;
+ cinfo->version[j] = "";
for (i = 0, j = 0;
j < AVM_MAXVERSION && i < cinfo->versionlen;
j++, i += cinfo->versionbuf[i] + 1)
diff --git a/drivers/isdn/i4l/isdn_tty.c b/drivers/isdn/i4l/isdn_tty.c
index b730037a0e2d..9cff667b2d24 100644
--- a/drivers/isdn/i4l/isdn_tty.c
+++ b/drivers/isdn/i4l/isdn_tty.c
@@ -1456,15 +1456,19 @@ isdn_tty_set_termios(struct tty_struct *tty, struct ktermios *old_termios)
{
modem_info *info = (modem_info *) tty->driver_data;

+ mutex_lock(&modem_info_mutex);
if (!old_termios)
isdn_tty_change_speed(info);
else {
if (tty->termios.c_cflag == old_termios->c_cflag &&
tty->termios.c_ispeed == old_termios->c_ispeed &&
- tty->termios.c_ospeed == old_termios->c_ospeed)
+ tty->termios.c_ospeed == old_termios->c_ospeed) {
+ mutex_unlock(&modem_info_mutex);
return;
+ }
isdn_tty_change_speed(info);
}
+ mutex_unlock(&modem_info_mutex);
}

/*
diff --git a/drivers/leds/leds-lp5523.c b/drivers/leds/leds-lp5523.c
index a2e74feee2b2..fd64df5a57a5 100644
--- a/drivers/leds/leds-lp5523.c
+++ b/drivers/leds/leds-lp5523.c
@@ -318,7 +318,9 @@ static int lp5523_init_program_engine(struct lp55xx_chip *chip)

/* Let the programs run for couple of ms and check the engine status */
usleep_range(3000, 6000);
- lp55xx_read(chip, LP5523_REG_STATUS, &status);
+ ret = lp55xx_read(chip, LP5523_REG_STATUS, &status);
+ if (ret)
+ return ret;
status &= LP5523_ENG_STATUS_MASK;

if (status != LP5523_ENG_STATUS_MASK) {
diff --git a/drivers/mfd/ab8500-core.c b/drivers/mfd/ab8500-core.c
index 30d09d177171..11ab17f64c64 100644
--- a/drivers/mfd/ab8500-core.c
+++ b/drivers/mfd/ab8500-core.c
@@ -261,7 +261,7 @@ static int get_register_interruptible(struct ab8500 *ab8500, u8 bank,
mutex_unlock(&ab8500->lock);
dev_vdbg(ab8500->dev, "rd: addr %#x => data %#x\n", addr, ret);

- return ret;
+ return (ret < 0) ? ret : 0;
}

static int ab8500_get_register(struct device *dev, u8 bank,
diff --git a/drivers/mfd/axp20x.c b/drivers/mfd/axp20x.c
index 0be511dd93d0..f8e0fa97bb31 100644
--- a/drivers/mfd/axp20x.c
+++ b/drivers/mfd/axp20x.c
@@ -640,9 +640,9 @@ static const struct mfd_cell axp221_cells[] = {

static const struct mfd_cell axp223_cells[] = {
{
- .name = "axp221-pek",
- .num_resources = ARRAY_SIZE(axp22x_pek_resources),
- .resources = axp22x_pek_resources,
+ .name = "axp221-pek",
+ .num_resources = ARRAY_SIZE(axp22x_pek_resources),
+ .resources = axp22x_pek_resources,
}, {
.name = "axp22x-adc",
.of_compatible = "x-powers,axp221-adc",
@@ -650,7 +650,7 @@ static const struct mfd_cell axp223_cells[] = {
.name = "axp20x-battery-power-supply",
.of_compatible = "x-powers,axp221-battery-power-supply",
}, {
- .name = "axp20x-regulator",
+ .name = "axp20x-regulator",
}, {
.name = "axp20x-ac-power-supply",
.of_compatible = "x-powers,axp221-ac-power-supply",
@@ -666,9 +666,9 @@ static const struct mfd_cell axp223_cells[] = {

static const struct mfd_cell axp152_cells[] = {
{
- .name = "axp20x-pek",
- .num_resources = ARRAY_SIZE(axp152_pek_resources),
- .resources = axp152_pek_resources,
+ .name = "axp20x-pek",
+ .num_resources = ARRAY_SIZE(axp152_pek_resources),
+ .resources = axp152_pek_resources,
},
};

@@ -697,87 +697,101 @@ static const struct resource axp288_charger_resources[] = {

static const struct mfd_cell axp288_cells[] = {
{
- .name = "axp288_adc",
- .num_resources = ARRAY_SIZE(axp288_adc_resources),
- .resources = axp288_adc_resources,
- },
- {
- .name = "axp288_extcon",
- .num_resources = ARRAY_SIZE(axp288_extcon_resources),
- .resources = axp288_extcon_resources,
- },
- {
- .name = "axp288_charger",
- .num_resources = ARRAY_SIZE(axp288_charger_resources),
- .resources = axp288_charger_resources,
- },
- {
- .name = "axp288_fuel_gauge",
- .num_resources = ARRAY_SIZE(axp288_fuel_gauge_resources),
- .resources = axp288_fuel_gauge_resources,
- },
- {
- .name = "axp221-pek",
- .num_resources = ARRAY_SIZE(axp288_power_button_resources),
- .resources = axp288_power_button_resources,
- },
- {
- .name = "axp288_pmic_acpi",
+ .name = "axp288_adc",
+ .num_resources = ARRAY_SIZE(axp288_adc_resources),
+ .resources = axp288_adc_resources,
+ }, {
+ .name = "axp288_extcon",
+ .num_resources = ARRAY_SIZE(axp288_extcon_resources),
+ .resources = axp288_extcon_resources,
+ }, {
+ .name = "axp288_charger",
+ .num_resources = ARRAY_SIZE(axp288_charger_resources),
+ .resources = axp288_charger_resources,
+ }, {
+ .name = "axp288_fuel_gauge",
+ .num_resources = ARRAY_SIZE(axp288_fuel_gauge_resources),
+ .resources = axp288_fuel_gauge_resources,
+ }, {
+ .name = "axp221-pek",
+ .num_resources = ARRAY_SIZE(axp288_power_button_resources),
+ .resources = axp288_power_button_resources,
+ }, {
+ .name = "axp288_pmic_acpi",
},
};

static const struct mfd_cell axp803_cells[] = {
{
- .name = "axp221-pek",
- .num_resources = ARRAY_SIZE(axp803_pek_resources),
- .resources = axp803_pek_resources,
+ .name = "axp221-pek",
+ .num_resources = ARRAY_SIZE(axp803_pek_resources),
+ .resources = axp803_pek_resources,
+ }, {
+ .name = "axp20x-gpio",
+ .of_compatible = "x-powers,axp813-gpio",
+ }, {
+ .name = "axp813-adc",
+ .of_compatible = "x-powers,axp813-adc",
+ }, {
+ .name = "axp20x-battery-power-supply",
+ .of_compatible = "x-powers,axp813-battery-power-supply",
+ }, {
+ .name = "axp20x-ac-power-supply",
+ .of_compatible = "x-powers,axp813-ac-power-supply",
+ .num_resources = ARRAY_SIZE(axp20x_ac_power_supply_resources),
+ .resources = axp20x_ac_power_supply_resources,
},
- { .name = "axp20x-regulator" },
+ { .name = "axp20x-regulator" },
};

static const struct mfd_cell axp806_self_working_cells[] = {
{
- .name = "axp221-pek",
- .num_resources = ARRAY_SIZE(axp806_pek_resources),
- .resources = axp806_pek_resources,
+ .name = "axp221-pek",
+ .num_resources = ARRAY_SIZE(axp806_pek_resources),
+ .resources = axp806_pek_resources,
},
- { .name = "axp20x-regulator" },
+ { .name = "axp20x-regulator" },
};

static const struct mfd_cell axp806_cells[] = {
{
- .id = 2,
- .name = "axp20x-regulator",
+ .id = 2,
+ .name = "axp20x-regulator",
},
};

static const struct mfd_cell axp809_cells[] = {
{
- .name = "axp221-pek",
- .num_resources = ARRAY_SIZE(axp809_pek_resources),
- .resources = axp809_pek_resources,
+ .name = "axp221-pek",
+ .num_resources = ARRAY_SIZE(axp809_pek_resources),
+ .resources = axp809_pek_resources,
}, {
- .id = 1,
- .name = "axp20x-regulator",
+ .id = 1,
+ .name = "axp20x-regulator",
},
};

static const struct mfd_cell axp813_cells[] = {
{
- .name = "axp221-pek",
- .num_resources = ARRAY_SIZE(axp803_pek_resources),
- .resources = axp803_pek_resources,
+ .name = "axp221-pek",
+ .num_resources = ARRAY_SIZE(axp803_pek_resources),
+ .resources = axp803_pek_resources,
}, {
- .name = "axp20x-regulator",
+ .name = "axp20x-regulator",
}, {
- .name = "axp20x-gpio",
- .of_compatible = "x-powers,axp813-gpio",
+ .name = "axp20x-gpio",
+ .of_compatible = "x-powers,axp813-gpio",
}, {
- .name = "axp813-adc",
- .of_compatible = "x-powers,axp813-adc",
+ .name = "axp813-adc",
+ .of_compatible = "x-powers,axp813-adc",
}, {
.name = "axp20x-battery-power-supply",
.of_compatible = "x-powers,axp813-battery-power-supply",
+ }, {
+ .name = "axp20x-ac-power-supply",
+ .of_compatible = "x-powers,axp813-ac-power-supply",
+ .num_resources = ARRAY_SIZE(axp20x_ac_power_supply_resources),
+ .resources = axp20x_ac_power_supply_resources,
},
};

diff --git a/drivers/mfd/bd9571mwv.c b/drivers/mfd/bd9571mwv.c
index 503979c81dae..fab3cdc27ed6 100644
--- a/drivers/mfd/bd9571mwv.c
+++ b/drivers/mfd/bd9571mwv.c
@@ -59,6 +59,7 @@ static const struct regmap_access_table bd9571mwv_writable_table = {
};

static const struct regmap_range bd9571mwv_volatile_yes_ranges[] = {
+ regmap_reg_range(BD9571MWV_DVFS_MONIVDAC, BD9571MWV_DVFS_MONIVDAC),
regmap_reg_range(BD9571MWV_GPIO_IN, BD9571MWV_GPIO_IN),
regmap_reg_range(BD9571MWV_GPIO_INT, BD9571MWV_GPIO_INT),
regmap_reg_range(BD9571MWV_INT_INTREQ, BD9571MWV_INT_INTREQ),
diff --git a/drivers/mfd/cros_ec_dev.c b/drivers/mfd/cros_ec_dev.c
index 6b22d54a540d..bccde3eac92c 100644
--- a/drivers/mfd/cros_ec_dev.c
+++ b/drivers/mfd/cros_ec_dev.c
@@ -499,6 +499,7 @@ static int ec_device_remove(struct platform_device *pdev)

cros_ec_debugfs_remove(ec);

+ mfd_remove_devices(ec->dev);
cdev_del(&ec->cdev);
device_unregister(&ec->class_dev);
return 0;
diff --git a/drivers/mfd/db8500-prcmu.c b/drivers/mfd/db8500-prcmu.c
index 5970b8def548..aec20e1c7d3d 100644
--- a/drivers/mfd/db8500-prcmu.c
+++ b/drivers/mfd/db8500-prcmu.c
@@ -2584,7 +2584,7 @@ static struct irq_chip prcmu_irq_chip = {
.irq_unmask = prcmu_irq_unmask,
};

-static __init char *fw_project_name(u32 project)
+static char *fw_project_name(u32 project)
{
switch (project) {
case PRCMU_FW_PROJECT_U8500:
@@ -2732,7 +2732,7 @@ void __init db8500_prcmu_early_init(u32 phy_base, u32 size)
INIT_WORK(&mb0_transfer.mask_work, prcmu_mask_work);
}

-static void __init init_prcm_registers(void)
+static void init_prcm_registers(void)
{
u32 val;

diff --git a/drivers/mfd/mc13xxx-core.c b/drivers/mfd/mc13xxx-core.c
index c63e331738c1..234febfe6398 100644
--- a/drivers/mfd/mc13xxx-core.c
+++ b/drivers/mfd/mc13xxx-core.c
@@ -274,7 +274,9 @@ int mc13xxx_adc_do_conversion(struct mc13xxx *mc13xxx, unsigned int mode,

mc13xxx->adcflags |= MC13XXX_ADC_WORKING;

- mc13xxx_reg_read(mc13xxx, MC13XXX_ADC0, &old_adc0);
+ ret = mc13xxx_reg_read(mc13xxx, MC13XXX_ADC0, &old_adc0);
+ if (ret)
+ goto out;

adc0 = MC13XXX_ADC0_ADINC1 | MC13XXX_ADC0_ADINC2;
adc1 = MC13XXX_ADC1_ADEN | MC13XXX_ADC1_ADTRIGIGN | MC13XXX_ADC1_ASC;
diff --git a/drivers/mfd/mt6397-core.c b/drivers/mfd/mt6397-core.c
index 77b64bd64df3..ab24e176ef44 100644
--- a/drivers/mfd/mt6397-core.c
+++ b/drivers/mfd/mt6397-core.c
@@ -329,8 +329,7 @@ static int mt6397_probe(struct platform_device *pdev)

default:
dev_err(&pdev->dev, "unsupported chip: %d\n", id);
- ret = -ENODEV;
- break;
+ return -ENODEV;
}

if (ret) {
diff --git a/drivers/mfd/qcom_rpm.c b/drivers/mfd/qcom_rpm.c
index 52fafea06067..8d420c37b2a6 100644
--- a/drivers/mfd/qcom_rpm.c
+++ b/drivers/mfd/qcom_rpm.c
@@ -638,6 +638,10 @@ static int qcom_rpm_probe(struct platform_device *pdev)
return -EFAULT;
}

+ writel(fw_version[0], RPM_CTRL_REG(rpm, 0));
+ writel(fw_version[1], RPM_CTRL_REG(rpm, 1));
+ writel(fw_version[2], RPM_CTRL_REG(rpm, 2));
+
dev_info(&pdev->dev, "RPM firmware %u.%u.%u\n", fw_version[0],
fw_version[1],
fw_version[2]);
diff --git a/drivers/mfd/ti_am335x_tscadc.c b/drivers/mfd/ti_am335x_tscadc.c
index 7a30546880a4..fe8d335a4d74 100644
--- a/drivers/mfd/ti_am335x_tscadc.c
+++ b/drivers/mfd/ti_am335x_tscadc.c
@@ -264,8 +264,9 @@ static int ti_tscadc_probe(struct platform_device *pdev)
cell->pdata_size = sizeof(tscadc);
}

- err = mfd_add_devices(&pdev->dev, pdev->id, tscadc->cells,
- tscadc->used_cells, NULL, 0, NULL);
+ err = mfd_add_devices(&pdev->dev, PLATFORM_DEVID_AUTO,
+ tscadc->cells, tscadc->used_cells, NULL,
+ 0, NULL);
if (err < 0)
goto err_disable_clk;

diff --git a/drivers/mfd/tps65218.c b/drivers/mfd/tps65218.c
index 910f569ff77c..8bcdecf494d0 100644
--- a/drivers/mfd/tps65218.c
+++ b/drivers/mfd/tps65218.c
@@ -235,9 +235,9 @@ static int tps65218_probe(struct i2c_client *client,

mutex_init(&tps->tps_lock);

- ret = regmap_add_irq_chip(tps->regmap, tps->irq,
- IRQF_ONESHOT, 0, &tps65218_irq_chip,
- &tps->irq_data);
+ ret = devm_regmap_add_irq_chip(&client->dev, tps->regmap, tps->irq,
+ IRQF_ONESHOT, 0, &tps65218_irq_chip,
+ &tps->irq_data);
if (ret < 0)
return ret;

@@ -253,26 +253,9 @@ static int tps65218_probe(struct i2c_client *client,
ARRAY_SIZE(tps65218_cells), NULL, 0,
regmap_irq_get_domain(tps->irq_data));

- if (ret < 0)
- goto err_irq;
-
- return 0;
-
-err_irq:
- regmap_del_irq_chip(tps->irq, tps->irq_data);
-
return ret;
}

-static int tps65218_remove(struct i2c_client *client)
-{
- struct tps65218 *tps = i2c_get_clientdata(client);
-
- regmap_del_irq_chip(tps->irq, tps->irq_data);
-
- return 0;
-}
-
static const struct i2c_device_id tps65218_id_table[] = {
{ "tps65218", TPS65218 },
{ },
@@ -285,7 +268,6 @@ static struct i2c_driver tps65218_driver = {
.of_match_table = of_tps65218_match_table,
},
.probe = tps65218_probe,
- .remove = tps65218_remove,
.id_table = tps65218_id_table,
};

diff --git a/drivers/mfd/twl-core.c b/drivers/mfd/twl-core.c
index 4be3d239da9e..299016bc46d9 100644
--- a/drivers/mfd/twl-core.c
+++ b/drivers/mfd/twl-core.c
@@ -979,7 +979,7 @@ add_children(struct twl4030_platform_data *pdata, unsigned irq_base,
* letting it generate the right frequencies for USB, MADC, and
* other purposes.
*/
-static inline int __init protect_pm_master(void)
+static inline int protect_pm_master(void)
{
int e = 0;

@@ -988,7 +988,7 @@ static inline int __init protect_pm_master(void)
return e;
}

-static inline int __init unprotect_pm_master(void)
+static inline int unprotect_pm_master(void)
{
int e = 0;

diff --git a/drivers/mfd/wm5110-tables.c b/drivers/mfd/wm5110-tables.c
index 1ee68bd440fb..16c6e2accfaa 100644
--- a/drivers/mfd/wm5110-tables.c
+++ b/drivers/mfd/wm5110-tables.c
@@ -1618,6 +1618,7 @@ static const struct reg_default wm5110_reg_default[] = {
{ 0x00000ECD, 0x0000 }, /* R3789 - HPLPF4_2 */
{ 0x00000EE0, 0x0000 }, /* R3808 - ASRC_ENABLE */
{ 0x00000EE2, 0x0000 }, /* R3810 - ASRC_RATE1 */
+ { 0x00000EE3, 0x4000 }, /* R3811 - ASRC_RATE2 */
{ 0x00000EF0, 0x0000 }, /* R3824 - ISRC 1 CTRL 1 */
{ 0x00000EF1, 0x0000 }, /* R3825 - ISRC 1 CTRL 2 */
{ 0x00000EF2, 0x0000 }, /* R3826 - ISRC 1 CTRL 3 */
@@ -2869,6 +2870,7 @@ static bool wm5110_readable_register(struct device *dev, unsigned int reg)
case ARIZONA_ASRC_ENABLE:
case ARIZONA_ASRC_STATUS:
case ARIZONA_ASRC_RATE1:
+ case ARIZONA_ASRC_RATE2:
case ARIZONA_ISRC_1_CTRL_1:
case ARIZONA_ISRC_1_CTRL_2:
case ARIZONA_ISRC_1_CTRL_3:
diff --git a/drivers/net/ethernet/amazon/ena/ena_netdev.c b/drivers/net/ethernet/amazon/ena/ena_netdev.c
index 4b73131a0f20..1b5f591cf0a2 100644
--- a/drivers/net/ethernet/amazon/ena/ena_netdev.c
+++ b/drivers/net/ethernet/amazon/ena/ena_netdev.c
@@ -2595,11 +2595,6 @@ static int ena_restore_device(struct ena_adapter *adapter)
goto err_device_destroy;
}

- clear_bit(ENA_FLAG_ONGOING_RESET, &adapter->flags);
- /* Make sure we don't have a race with AENQ Links state handler */
- if (test_bit(ENA_FLAG_LINK_UP, &adapter->flags))
- netif_carrier_on(adapter->netdev);
-
rc = ena_enable_msix_and_set_admin_interrupts(adapter,
adapter->num_queues);
if (rc) {
@@ -2616,6 +2611,11 @@ static int ena_restore_device(struct ena_adapter *adapter)
}

set_bit(ENA_FLAG_DEVICE_RUNNING, &adapter->flags);
+
+ clear_bit(ENA_FLAG_ONGOING_RESET, &adapter->flags);
+ if (test_bit(ENA_FLAG_LINK_UP, &adapter->flags))
+ netif_carrier_on(adapter->netdev);
+
mod_timer(&adapter->timer_service, round_jiffies(jiffies + HZ));
dev_err(&pdev->dev, "Device reset completed successfully\n");

diff --git a/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c b/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c
index 65a22cd9aef2..029730bbe7db 100644
--- a/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c
+++ b/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c
@@ -2052,6 +2052,7 @@ static int dpaa_start_xmit(struct sk_buff *skb, struct net_device *net_dev)
bool nonlinear = skb_is_nonlinear(skb);
struct rtnl_link_stats64 *percpu_stats;
struct dpaa_percpu_priv *percpu_priv;
+ struct netdev_queue *txq;
struct dpaa_priv *priv;
struct qm_fd fd;
int offset = 0;
@@ -2101,6 +2102,11 @@ static int dpaa_start_xmit(struct sk_buff *skb, struct net_device *net_dev)
if (unlikely(err < 0))
goto skb_to_fd_failed;

+ txq = netdev_get_tx_queue(net_dev, queue_mapping);
+
+ /* LLTX requires to do our own update of trans_start */
+ txq->trans_start = jiffies;
+
if (priv->tx_tstamp && skb_shinfo(skb)->tx_flags & SKBTX_HW_TSTAMP) {
fd.cmd |= cpu_to_be32(FM_FD_CMD_UPD);
skb_shinfo(skb)->tx_flags |= SKBTX_IN_PROGRESS;
diff --git a/drivers/net/ethernet/hisilicon/hns/hns_ae_adapt.c b/drivers/net/ethernet/hisilicon/hns/hns_ae_adapt.c
index ad1779fc410e..a78bfafd212c 100644
--- a/drivers/net/ethernet/hisilicon/hns/hns_ae_adapt.c
+++ b/drivers/net/ethernet/hisilicon/hns/hns_ae_adapt.c
@@ -147,12 +147,10 @@ static void hns_ae_put_handle(struct hnae_handle *handle)
struct hnae_vf_cb *vf_cb = hns_ae_get_vf_cb(handle);
int i;

- vf_cb->mac_cb = NULL;
-
- kfree(vf_cb);
-
for (i = 0; i < handle->q_num; i++)
hns_ae_get_ring_pair(handle->qs[i])->used_by_vf = 0;
+
+ kfree(vf_cb);
}

static int hns_ae_wait_flow_down(struct hnae_handle *handle)
diff --git a/drivers/net/ethernet/mellanox/mlx4/en_rx.c b/drivers/net/ethernet/mellanox/mlx4/en_rx.c
index a1aeeb8094c3..f5cd9539980f 100644
--- a/drivers/net/ethernet/mellanox/mlx4/en_rx.c
+++ b/drivers/net/ethernet/mellanox/mlx4/en_rx.c
@@ -620,6 +620,8 @@ static int get_fixed_ipv6_csum(__wsum hw_checksum, struct sk_buff *skb,
}
#endif

+#define short_frame(size) ((size) <= ETH_ZLEN + ETH_FCS_LEN)
+
/* We reach this function only after checking that any of
* the (IPv4 | IPv6) bits are set in cqe->status.
*/
@@ -627,9 +629,20 @@ static int check_csum(struct mlx4_cqe *cqe, struct sk_buff *skb, void *va,
netdev_features_t dev_features)
{
__wsum hw_checksum = 0;
+ void *hdr;
+
+ /* CQE csum doesn't cover padding octets in short ethernet
+ * frames. And the pad field is appended prior to calculating
+ * and appending the FCS field.
+ *
+ * Detecting these padded frames requires to verify and parse
+ * IP headers, so we simply force all those small frames to skip
+ * checksum complete.
+ */
+ if (short_frame(skb->len))
+ return -EINVAL;

- void *hdr = (u8 *)va + sizeof(struct ethhdr);
-
+ hdr = (u8 *)va + sizeof(struct ethhdr);
hw_checksum = csum_unfold((__force __sum16)cqe->checksum);

if (cqe->vlan_my_qpn & cpu_to_be32(MLX4_CQE_CVLAN_PRESENT_MASK) &&
@@ -822,6 +835,11 @@ int mlx4_en_process_rx_cq(struct net_device *dev, struct mlx4_en_cq *cq, int bud
skb_record_rx_queue(skb, cq_ring);

if (likely(dev->features & NETIF_F_RXCSUM)) {
+ /* TODO: For IP non TCP/UDP packets when csum complete is
+ * not an option (not supported or any other reason) we can
+ * actually check cqe IPOK status bit and report
+ * CHECKSUM_UNNECESSARY rather than CHECKSUM_NONE
+ */
if ((cqe->status & cpu_to_be16(MLX4_CQE_STATUS_TCP |
MLX4_CQE_STATUS_UDP)) &&
(cqe->status & cpu_to_be16(MLX4_CQE_STATUS_IPOK)) &&
diff --git a/drivers/net/ethernet/mellanox/mlx4/icm.c b/drivers/net/ethernet/mellanox/mlx4/icm.c
index 7262c6310650..288fca826a55 100644
--- a/drivers/net/ethernet/mellanox/mlx4/icm.c
+++ b/drivers/net/ethernet/mellanox/mlx4/icm.c
@@ -57,12 +57,12 @@ static void mlx4_free_icm_pages(struct mlx4_dev *dev, struct mlx4_icm_chunk *chu
int i;

if (chunk->nsg > 0)
- pci_unmap_sg(dev->persist->pdev, chunk->mem, chunk->npages,
+ pci_unmap_sg(dev->persist->pdev, chunk->sg, chunk->npages,
PCI_DMA_BIDIRECTIONAL);

for (i = 0; i < chunk->npages; ++i)
- __free_pages(sg_page(&chunk->mem[i]),
- get_order(chunk->mem[i].length));
+ __free_pages(sg_page(&chunk->sg[i]),
+ get_order(chunk->sg[i].length));
}

static void mlx4_free_icm_coherent(struct mlx4_dev *dev, struct mlx4_icm_chunk *chunk)
@@ -71,9 +71,9 @@ static void mlx4_free_icm_coherent(struct mlx4_dev *dev, struct mlx4_icm_chunk *

for (i = 0; i < chunk->npages; ++i)
dma_free_coherent(&dev->persist->pdev->dev,
- chunk->mem[i].length,
- lowmem_page_address(sg_page(&chunk->mem[i])),
- sg_dma_address(&chunk->mem[i]));
+ chunk->buf[i].size,
+ chunk->buf[i].addr,
+ chunk->buf[i].dma_addr);
}

void mlx4_free_icm(struct mlx4_dev *dev, struct mlx4_icm *icm, int coherent)
@@ -111,22 +111,21 @@ static int mlx4_alloc_icm_pages(struct scatterlist *mem, int order,
return 0;
}

-static int mlx4_alloc_icm_coherent(struct device *dev, struct scatterlist *mem,
- int order, gfp_t gfp_mask)
+static int mlx4_alloc_icm_coherent(struct device *dev, struct mlx4_icm_buf *buf,
+ int order, gfp_t gfp_mask)
{
- void *buf = dma_alloc_coherent(dev, PAGE_SIZE << order,
- &sg_dma_address(mem), gfp_mask);
- if (!buf)
+ buf->addr = dma_alloc_coherent(dev, PAGE_SIZE << order,
+ &buf->dma_addr, gfp_mask);
+ if (!buf->addr)
return -ENOMEM;

- if (offset_in_page(buf)) {
- dma_free_coherent(dev, PAGE_SIZE << order,
- buf, sg_dma_address(mem));
+ if (offset_in_page(buf->addr)) {
+ dma_free_coherent(dev, PAGE_SIZE << order, buf->addr,
+ buf->dma_addr);
return -ENOMEM;
}

- sg_set_buf(mem, buf, PAGE_SIZE << order);
- sg_dma_len(mem) = PAGE_SIZE << order;
+ buf->size = PAGE_SIZE << order;
return 0;
}

@@ -159,21 +158,21 @@ struct mlx4_icm *mlx4_alloc_icm(struct mlx4_dev *dev, int npages,

while (npages > 0) {
if (!chunk) {
- chunk = kmalloc_node(sizeof(*chunk),
+ chunk = kzalloc_node(sizeof(*chunk),
gfp_mask & ~(__GFP_HIGHMEM |
__GFP_NOWARN),
dev->numa_node);
if (!chunk) {
- chunk = kmalloc(sizeof(*chunk),
+ chunk = kzalloc(sizeof(*chunk),
gfp_mask & ~(__GFP_HIGHMEM |
__GFP_NOWARN));
if (!chunk)
goto fail;
}
+ chunk->coherent = coherent;

- sg_init_table(chunk->mem, MLX4_ICM_CHUNK_LEN);
- chunk->npages = 0;
- chunk->nsg = 0;
+ if (!coherent)
+ sg_init_table(chunk->sg, MLX4_ICM_CHUNK_LEN);
list_add_tail(&chunk->list, &icm->chunk_list);
}

@@ -186,10 +185,10 @@ struct mlx4_icm *mlx4_alloc_icm(struct mlx4_dev *dev, int npages,

if (coherent)
ret = mlx4_alloc_icm_coherent(&dev->persist->pdev->dev,
- &chunk->mem[chunk->npages],
- cur_order, mask);
+ &chunk->buf[chunk->npages],
+ cur_order, mask);
else
- ret = mlx4_alloc_icm_pages(&chunk->mem[chunk->npages],
+ ret = mlx4_alloc_icm_pages(&chunk->sg[chunk->npages],
cur_order, mask,
dev->numa_node);

@@ -205,7 +204,7 @@ struct mlx4_icm *mlx4_alloc_icm(struct mlx4_dev *dev, int npages,
if (coherent)
++chunk->nsg;
else if (chunk->npages == MLX4_ICM_CHUNK_LEN) {
- chunk->nsg = pci_map_sg(dev->persist->pdev, chunk->mem,
+ chunk->nsg = pci_map_sg(dev->persist->pdev, chunk->sg,
chunk->npages,
PCI_DMA_BIDIRECTIONAL);

@@ -220,7 +219,7 @@ struct mlx4_icm *mlx4_alloc_icm(struct mlx4_dev *dev, int npages,
}

if (!coherent && chunk) {
- chunk->nsg = pci_map_sg(dev->persist->pdev, chunk->mem,
+ chunk->nsg = pci_map_sg(dev->persist->pdev, chunk->sg,
chunk->npages,
PCI_DMA_BIDIRECTIONAL);

@@ -320,7 +319,7 @@ void *mlx4_table_find(struct mlx4_icm_table *table, u32 obj,
u64 idx;
struct mlx4_icm_chunk *chunk;
struct mlx4_icm *icm;
- struct page *page = NULL;
+ void *addr = NULL;

if (!table->lowmem)
return NULL;
@@ -336,28 +335,49 @@ void *mlx4_table_find(struct mlx4_icm_table *table, u32 obj,

list_for_each_entry(chunk, &icm->chunk_list, list) {
for (i = 0; i < chunk->npages; ++i) {
+ dma_addr_t dma_addr;
+ size_t len;
+
+ if (table->coherent) {
+ len = chunk->buf[i].size;
+ dma_addr = chunk->buf[i].dma_addr;
+ addr = chunk->buf[i].addr;
+ } else {
+ struct page *page;
+
+ len = sg_dma_len(&chunk->sg[i]);
+ dma_addr = sg_dma_address(&chunk->sg[i]);
+
+ /* XXX: we should never do this for highmem
+ * allocation. This function either needs
+ * to be split, or the kernel virtual address
+ * return needs to be made optional.
+ */
+ page = sg_page(&chunk->sg[i]);
+ addr = lowmem_page_address(page);
+ }
+
if (dma_handle && dma_offset >= 0) {
- if (sg_dma_len(&chunk->mem[i]) > dma_offset)
- *dma_handle = sg_dma_address(&chunk->mem[i]) +
- dma_offset;
- dma_offset -= sg_dma_len(&chunk->mem[i]);
+ if (len > dma_offset)
+ *dma_handle = dma_addr + dma_offset;
+ dma_offset -= len;
}
+
/*
* DMA mapping can merge pages but not split them,
* so if we found the page, dma_handle has already
* been assigned to.
*/
- if (chunk->mem[i].length > offset) {
- page = sg_page(&chunk->mem[i]);
+ if (len > offset)
goto out;
- }
- offset -= chunk->mem[i].length;
+ offset -= len;
}
}

+ addr = NULL;
out:
mutex_unlock(&table->mutex);
- return page ? lowmem_page_address(page) + offset : NULL;
+ return addr ? addr + offset : NULL;
}

int mlx4_table_get_range(struct mlx4_dev *dev, struct mlx4_icm_table *table,
diff --git a/drivers/net/ethernet/mellanox/mlx4/icm.h b/drivers/net/ethernet/mellanox/mlx4/icm.h
index c9169a490557..d199874b1c07 100644
--- a/drivers/net/ethernet/mellanox/mlx4/icm.h
+++ b/drivers/net/ethernet/mellanox/mlx4/icm.h
@@ -47,11 +47,21 @@ enum {
MLX4_ICM_PAGE_SIZE = 1 << MLX4_ICM_PAGE_SHIFT,
};

+struct mlx4_icm_buf {
+ void *addr;
+ size_t size;
+ dma_addr_t dma_addr;
+};
+
struct mlx4_icm_chunk {
struct list_head list;
int npages;
int nsg;
- struct scatterlist mem[MLX4_ICM_CHUNK_LEN];
+ bool coherent;
+ union {
+ struct scatterlist sg[MLX4_ICM_CHUNK_LEN];
+ struct mlx4_icm_buf buf[MLX4_ICM_CHUNK_LEN];
+ };
};

struct mlx4_icm {
@@ -114,12 +124,18 @@ static inline void mlx4_icm_next(struct mlx4_icm_iter *iter)

static inline dma_addr_t mlx4_icm_addr(struct mlx4_icm_iter *iter)
{
- return sg_dma_address(&iter->chunk->mem[iter->page_idx]);
+ if (iter->chunk->coherent)
+ return iter->chunk->buf[iter->page_idx].dma_addr;
+ else
+ return sg_dma_address(&iter->chunk->sg[iter->page_idx]);
}

static inline unsigned long mlx4_icm_size(struct mlx4_icm_iter *iter)
{
- return sg_dma_len(&iter->chunk->mem[iter->page_idx]);
+ if (iter->chunk->coherent)
+ return iter->chunk->buf[iter->page_idx].size;
+ else
+ return sg_dma_len(&iter->chunk->sg[iter->page_idx]);
}

int mlx4_MAP_ICM_AUX(struct mlx4_dev *dev, struct mlx4_icm *icm);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en.h b/drivers/net/ethernet/mellanox/mlx5/core/en.h
index 16ceeb1b2c9d..da52e60d4437 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en.h
@@ -633,6 +633,7 @@ enum {
MLX5E_STATE_ASYNC_EVENTS_ENABLED,
MLX5E_STATE_OPENED,
MLX5E_STATE_DESTROYING,
+ MLX5E_STATE_XDP_TX_ENABLED,
};

struct mlx5e_rqt {
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/xdp.c b/drivers/net/ethernet/mellanox/mlx5/core/en/xdp.c
index ad6d471d00dd..4a33c9a7cac7 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en/xdp.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en/xdp.c
@@ -262,7 +262,8 @@ int mlx5e_xdp_xmit(struct net_device *dev, int n, struct xdp_frame **frames,
int sq_num;
int i;

- if (unlikely(!test_bit(MLX5E_STATE_OPENED, &priv->state)))
+ /* this flag is sufficient, no need to test internal sq state */
+ if (unlikely(!mlx5e_xdp_tx_is_enabled(priv)))
return -ENETDOWN;

if (unlikely(flags & ~XDP_XMIT_FLAGS_MASK))
@@ -275,9 +276,6 @@ int mlx5e_xdp_xmit(struct net_device *dev, int n, struct xdp_frame **frames,

sq = &priv->channels.c[sq_num]->xdpsq;

- if (unlikely(!test_bit(MLX5E_SQ_STATE_ENABLED, &sq->state)))
- return -ENETDOWN;
-
for (i = 0; i < n; i++) {
struct xdp_frame *xdpf = frames[i];
struct mlx5e_xdp_info xdpi;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/xdp.h b/drivers/net/ethernet/mellanox/mlx5/core/en/xdp.h
index 6dfab045925f..4d096623178b 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en/xdp.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en/xdp.h
@@ -49,6 +49,23 @@ bool mlx5e_xmit_xdp_frame(struct mlx5e_xdpsq *sq, struct mlx5e_xdp_info *xdpi);
int mlx5e_xdp_xmit(struct net_device *dev, int n, struct xdp_frame **frames,
u32 flags);

+static inline void mlx5e_xdp_tx_enable(struct mlx5e_priv *priv)
+{
+ set_bit(MLX5E_STATE_XDP_TX_ENABLED, &priv->state);
+}
+
+static inline void mlx5e_xdp_tx_disable(struct mlx5e_priv *priv)
+{
+ clear_bit(MLX5E_STATE_XDP_TX_ENABLED, &priv->state);
+ /* let other device's napi(s) see our new state */
+ synchronize_rcu();
+}
+
+static inline bool mlx5e_xdp_tx_is_enabled(struct mlx5e_priv *priv)
+{
+ return test_bit(MLX5E_STATE_XDP_TX_ENABLED, &priv->state);
+}
+
static inline void mlx5e_xmit_xdp_doorbell(struct mlx5e_xdpsq *sq)
{
struct mlx5_wq_cyc *wq = &sq->wq;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
index 944f21f99d43..637d59c01fe5 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
@@ -2890,6 +2890,7 @@ void mlx5e_activate_priv_channels(struct mlx5e_priv *priv)

mlx5e_build_tx2sq_maps(priv);
mlx5e_activate_channels(&priv->channels);
+ mlx5e_xdp_tx_enable(priv);
netif_tx_start_all_queues(priv->netdev);

if (MLX5_ESWITCH_MANAGER(priv->mdev))
@@ -2911,6 +2912,7 @@ void mlx5e_deactivate_priv_channels(struct mlx5e_priv *priv)
*/
netif_tx_stop_all_queues(priv->netdev);
netif_tx_disable(priv->netdev);
+ mlx5e_xdp_tx_disable(priv);
mlx5e_deactivate_channels(&priv->channels);
}

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c b/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c
index c9cc9747d21d..701624a63d2f 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c
@@ -144,6 +144,7 @@ static void mlx5e_rep_update_sw_counters(struct mlx5e_priv *priv)

s->tx_packets += sq_stats->packets;
s->tx_bytes += sq_stats->bytes;
+ s->tx_queue_dropped += sq_stats->dropped;
}
}
}
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
index 3092c59c0dc7..9f7f8425f676 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
@@ -96,6 +96,7 @@ struct mlx5e_tc_flow_parse_attr {
struct ip_tunnel_info tun_info;
struct mlx5_flow_spec spec;
int num_mod_hdr_actions;
+ int max_mod_hdr_actions;
void *mod_hdr_actions;
int mirred_ifindex;
};
@@ -1742,9 +1743,9 @@ static struct mlx5_fields fields[] = {
OFFLOAD(UDP_DPORT, 2, udp.dest, 0),
};

-/* On input attr->num_mod_hdr_actions tells how many HW actions can be parsed at
- * max from the SW pedit action. On success, it says how many HW actions were
- * actually parsed.
+/* On input attr->max_mod_hdr_actions tells how many HW actions can be parsed at
+ * max from the SW pedit action. On success, attr->num_mod_hdr_actions
+ * says how many HW actions were actually parsed.
*/
static int offload_pedit_fields(struct pedit_headers *masks,
struct pedit_headers *vals,
@@ -1767,9 +1768,11 @@ static int offload_pedit_fields(struct pedit_headers *masks,
add_vals = &vals[TCA_PEDIT_KEY_EX_CMD_ADD];

action_size = MLX5_UN_SZ_BYTES(set_action_in_add_action_in_auto);
- action = parse_attr->mod_hdr_actions;
- max_actions = parse_attr->num_mod_hdr_actions;
- nactions = 0;
+ action = parse_attr->mod_hdr_actions +
+ parse_attr->num_mod_hdr_actions * action_size;
+
+ max_actions = parse_attr->max_mod_hdr_actions;
+ nactions = parse_attr->num_mod_hdr_actions;

for (i = 0; i < ARRAY_SIZE(fields); i++) {
f = &fields[i];
@@ -1874,7 +1877,7 @@ static int alloc_mod_hdr_actions(struct mlx5e_priv *priv,
if (!parse_attr->mod_hdr_actions)
return -ENOMEM;

- parse_attr->num_mod_hdr_actions = max_actions;
+ parse_attr->max_mod_hdr_actions = max_actions;
return 0;
}

@@ -1918,9 +1921,11 @@ static int parse_tc_pedit_action(struct mlx5e_priv *priv,
goto out_err;
}

- err = alloc_mod_hdr_actions(priv, a, namespace, parse_attr);
- if (err)
- goto out_err;
+ if (!parse_attr->mod_hdr_actions) {
+ err = alloc_mod_hdr_actions(priv, a, namespace, parse_attr);
+ if (err)
+ goto out_err;
+ }

err = offload_pedit_fields(masks, vals, parse_attr);
if (err < 0)
diff --git a/drivers/net/ethernet/mellanox/mlxsw/pci.c b/drivers/net/ethernet/mellanox/mlxsw/pci.c
index c7901a3f2a79..a903e97793f9 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/pci.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/pci.c
@@ -1367,10 +1367,10 @@ static int mlxsw_pci_sw_reset(struct mlxsw_pci *mlxsw_pci,
u32 val = mlxsw_pci_read32(mlxsw_pci, FW_READY);

if ((val & MLXSW_PCI_FW_READY_MASK) == MLXSW_PCI_FW_READY_MAGIC)
- break;
+ return 0;
cond_resched();
} while (time_before(jiffies, end));
- return 0;
+ return -EBUSY;
}

static int mlxsw_pci_alloc_irq_vectors(struct mlxsw_pci *mlxsw_pci)
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_ctcam.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_ctcam.c
index e3c6fe8b1d40..1dcf152b2813 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_ctcam.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_ctcam.c
@@ -75,7 +75,15 @@ mlxsw_sp_acl_ctcam_region_entry_insert(struct mlxsw_sp *mlxsw_sp,
act_set = mlxsw_afa_block_first_set(rulei->act_block);
mlxsw_reg_ptce2_flex_action_set_memcpy_to(ptce2_pl, act_set);

- return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(ptce2), ptce2_pl);
+ err = mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(ptce2), ptce2_pl);
+ if (err)
+ goto err_ptce2_write;
+
+ return 0;
+
+err_ptce2_write:
+ cregion->ops->entry_remove(cregion, centry);
+ return err;
}

static void
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c
index cdec48bcc6ad..af673abdb482 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c
@@ -1209,7 +1209,7 @@ mlxsw_sp_bridge_port_fdb_flush(struct mlxsw_sp *mlxsw_sp,
static enum mlxsw_reg_sfd_rec_policy mlxsw_sp_sfd_rec_policy(bool dynamic)
{
return dynamic ? MLXSW_REG_SFD_REC_POLICY_DYNAMIC_ENTRY_INGRESS :
- MLXSW_REG_SFD_REC_POLICY_STATIC_ENTRY;
+ MLXSW_REG_SFD_REC_POLICY_DYNAMIC_ENTRY_MLAG;
}

static enum mlxsw_reg_sfd_op mlxsw_sp_sfd_op(bool adding)
@@ -1221,7 +1221,7 @@ static enum mlxsw_reg_sfd_op mlxsw_sp_sfd_op(bool adding)
static int __mlxsw_sp_port_fdb_uc_op(struct mlxsw_sp *mlxsw_sp, u8 local_port,
const char *mac, u16 fid, bool adding,
enum mlxsw_reg_sfd_rec_action action,
- bool dynamic)
+ enum mlxsw_reg_sfd_rec_policy policy)
{
char *sfd_pl;
u8 num_rec;
@@ -1232,8 +1232,7 @@ static int __mlxsw_sp_port_fdb_uc_op(struct mlxsw_sp *mlxsw_sp, u8 local_port,
return -ENOMEM;

mlxsw_reg_sfd_pack(sfd_pl, mlxsw_sp_sfd_op(adding), 0);
- mlxsw_reg_sfd_uc_pack(sfd_pl, 0, mlxsw_sp_sfd_rec_policy(dynamic),
- mac, fid, action, local_port);
+ mlxsw_reg_sfd_uc_pack(sfd_pl, 0, policy, mac, fid, action, local_port);
num_rec = mlxsw_reg_sfd_num_rec_get(sfd_pl);
err = mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(sfd), sfd_pl);
if (err)
@@ -1252,7 +1251,8 @@ static int mlxsw_sp_port_fdb_uc_op(struct mlxsw_sp *mlxsw_sp, u8 local_port,
bool dynamic)
{
return __mlxsw_sp_port_fdb_uc_op(mlxsw_sp, local_port, mac, fid, adding,
- MLXSW_REG_SFD_REC_ACTION_NOP, dynamic);
+ MLXSW_REG_SFD_REC_ACTION_NOP,
+ mlxsw_sp_sfd_rec_policy(dynamic));
}

int mlxsw_sp_rif_fdb_op(struct mlxsw_sp *mlxsw_sp, const char *mac, u16 fid,
@@ -1260,7 +1260,7 @@ int mlxsw_sp_rif_fdb_op(struct mlxsw_sp *mlxsw_sp, const char *mac, u16 fid,
{
return __mlxsw_sp_port_fdb_uc_op(mlxsw_sp, 0, mac, fid, adding,
MLXSW_REG_SFD_REC_ACTION_FORWARD_IP_ROUTER,
- false);
+ MLXSW_REG_SFD_REC_POLICY_STATIC_ENTRY);
}

static int mlxsw_sp_port_fdb_uc_lag_op(struct mlxsw_sp *mlxsw_sp, u16 lag_id,
diff --git a/drivers/net/ethernet/qlogic/qed/qed_ll2.c b/drivers/net/ethernet/qlogic/qed/qed_ll2.c
index 2fa1c050a14b..92cd8abeb41d 100644
--- a/drivers/net/ethernet/qlogic/qed/qed_ll2.c
+++ b/drivers/net/ethernet/qlogic/qed/qed_ll2.c
@@ -1592,6 +1592,10 @@ static void qed_ll2_post_rx_buffer_notify_fw(struct qed_hwfn *p_hwfn,
cq_prod = qed_chain_get_prod_idx(&p_rx->rcq_chain);
rx_prod.bd_prod = cpu_to_le16(bd_prod);
rx_prod.cqe_prod = cpu_to_le16(cq_prod);
+
+ /* Make sure chain element is updated before ringing the doorbell */
+ dma_wmb();
+
DIRECT_REG_WR(p_rx->set_prod_addr, *((u32 *)&rx_prod));
}

diff --git a/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_dma.c b/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_dma.c
index 20909036e002..1c3930527444 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_dma.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_dma.c
@@ -260,6 +260,7 @@ static int dwxgmac2_dma_interrupt(void __iomem *ioaddr,
struct stmmac_extra_stats *x, u32 chan)
{
u32 intr_status = readl(ioaddr + XGMAC_DMA_CH_STATUS(chan));
+ u32 intr_en = readl(ioaddr + XGMAC_DMA_CH_INT_EN(chan));
int ret = 0;

/* ABNORMAL interrupts */
@@ -279,8 +280,7 @@ static int dwxgmac2_dma_interrupt(void __iomem *ioaddr,
x->normal_irq_n++;

if (likely(intr_status & XGMAC_RI)) {
- u32 value = readl(ioaddr + XGMAC_DMA_CH_INT_EN(chan));
- if (likely(value & XGMAC_RIE)) {
+ if (likely(intr_en & XGMAC_RIE)) {
x->rx_normal_irq_n++;
ret |= handle_rx;
}
@@ -292,7 +292,7 @@ static int dwxgmac2_dma_interrupt(void __iomem *ioaddr,
}

/* Clear interrupts */
- writel(~0x0, ioaddr + XGMAC_DMA_CH_STATUS(chan));
+ writel(intr_en & intr_status, ioaddr + XGMAC_DMA_CH_STATUS(chan));

return ret;
}
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
index 2103b865726a..123b74e25ed8 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
@@ -3522,27 +3522,28 @@ static int stmmac_napi_poll(struct napi_struct *napi, int budget)
struct stmmac_channel *ch =
container_of(napi, struct stmmac_channel, napi);
struct stmmac_priv *priv = ch->priv_data;
- int work_done = 0, work_rem = budget;
+ int work_done, rx_done = 0, tx_done = 0;
u32 chan = ch->index;

priv->xstats.napi_poll++;

- if (ch->has_tx) {
- int done = stmmac_tx_clean(priv, work_rem, chan);
+ if (ch->has_tx)
+ tx_done = stmmac_tx_clean(priv, budget, chan);
+ if (ch->has_rx)
+ rx_done = stmmac_rx(priv, budget, chan);

- work_done += done;
- work_rem -= done;
- }
-
- if (ch->has_rx) {
- int done = stmmac_rx(priv, work_rem, chan);
+ work_done = max(rx_done, tx_done);
+ work_done = min(work_done, budget);

- work_done += done;
- work_rem -= done;
- }
+ if (work_done < budget && napi_complete_done(napi, work_done)) {
+ int stat;

- if (work_done < budget && napi_complete_done(napi, work_done))
stmmac_enable_dma_irq(priv, priv->ioaddr, chan);
+ stat = stmmac_dma_interrupt_status(priv, priv->ioaddr,
+ &priv->xstats, chan);
+ if (stat && napi_reschedule(napi))
+ stmmac_disable_dma_irq(priv, priv->ioaddr, chan);
+ }

return work_done;
}
@@ -4191,6 +4192,18 @@ static int stmmac_hw_init(struct stmmac_priv *priv)
return ret;
}

+ /* Rx Watchdog is available in the COREs newer than the 3.40.
+ * In some case, for example on bugged HW this feature
+ * has to be disable and this can be done by passing the
+ * riwt_off field from the platform.
+ */
+ if (((priv->synopsys_id >= DWMAC_CORE_3_50) ||
+ (priv->plat->has_xgmac)) && (!priv->plat->riwt_off)) {
+ priv->use_riwt = 1;
+ dev_info(priv->device,
+ "Enable RX Mitigation via HW Watchdog Timer\n");
+ }
+
return 0;
}

@@ -4323,18 +4336,6 @@ int stmmac_dvr_probe(struct device *device,
if (flow_ctrl)
priv->flow_ctrl = FLOW_AUTO; /* RX/TX pause on */

- /* Rx Watchdog is available in the COREs newer than the 3.40.
- * In some case, for example on bugged HW this feature
- * has to be disable and this can be done by passing the
- * riwt_off field from the platform.
- */
- if (((priv->synopsys_id >= DWMAC_CORE_3_50) ||
- (priv->plat->has_xgmac)) && (!priv->plat->riwt_off)) {
- priv->use_riwt = 1;
- dev_info(priv->device,
- "Enable RX Mitigation via HW Watchdog Timer\n");
- }
-
/* Setup channels NAPI */
maxq = max(priv->plat->rx_queues_to_use, priv->plat->tx_queues_to_use);

diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c
index c54a50dbd5ac..d819e8eaba12 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c
@@ -299,7 +299,17 @@ static int stmmac_pci_probe(struct pci_dev *pdev,
*/
static void stmmac_pci_remove(struct pci_dev *pdev)
{
+ int i;
+
stmmac_dvr_remove(&pdev->dev);
+
+ for (i = 0; i <= PCI_STD_RESOURCE_END; i++) {
+ if (pci_resource_len(pdev, i) == 0)
+ continue;
+ pcim_iounmap_regions(pdev, BIT(i));
+ break;
+ }
+
pci_disable_device(pdev);
}

diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_tc.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_tc.c
index 531294f4978b..58ea18af9813 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_tc.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_tc.c
@@ -301,6 +301,8 @@ static int tc_setup_cbs(struct stmmac_priv *priv,
/* Queue 0 is not AVB capable */
if (queue <= 0 || queue >= tx_queues_count)
return -EINVAL;
+ if (!priv->dma_cap.av)
+ return -EOPNOTSUPP;
if (priv->speed != SPEED_100 && priv->speed != SPEED_1000)
return -EOPNOTSUPP;

diff --git a/drivers/net/geneve.c b/drivers/net/geneve.c
index 493cd382b8aa..01711e6e9a39 100644
--- a/drivers/net/geneve.c
+++ b/drivers/net/geneve.c
@@ -1406,9 +1406,13 @@ static void geneve_link_config(struct net_device *dev,
}
#if IS_ENABLED(CONFIG_IPV6)
case AF_INET6: {
- struct rt6_info *rt = rt6_lookup(geneve->net,
- &info->key.u.ipv6.dst, NULL, 0,
- NULL, 0);
+ struct rt6_info *rt;
+
+ if (!__in6_dev_get(dev))
+ break;
+
+ rt = rt6_lookup(geneve->net, &info->key.u.ipv6.dst, NULL, 0,
+ NULL, 0);

if (rt && rt->dst.dev)
ldev_mtu = rt->dst.dev->mtu - GENEVE_IPV6_HLEN;
diff --git a/drivers/net/phy/phylink.c b/drivers/net/phy/phylink.c
index 70f3f90c2ed6..2787e8b1d668 100644
--- a/drivers/net/phy/phylink.c
+++ b/drivers/net/phy/phylink.c
@@ -502,6 +502,17 @@ static void phylink_run_resolve(struct phylink *pl)
queue_work(system_power_efficient_wq, &pl->resolve);
}

+static void phylink_run_resolve_and_disable(struct phylink *pl, int bit)
+{
+ unsigned long state = pl->phylink_disable_state;
+
+ set_bit(bit, &pl->phylink_disable_state);
+ if (state == 0) {
+ queue_work(system_power_efficient_wq, &pl->resolve);
+ flush_work(&pl->resolve);
+ }
+}
+
static void phylink_fixed_poll(struct timer_list *t)
{
struct phylink *pl = container_of(t, struct phylink, link_poll);
@@ -955,9 +966,7 @@ void phylink_stop(struct phylink *pl)
if (pl->link_an_mode == MLO_AN_FIXED && !IS_ERR(pl->link_gpio))
del_timer_sync(&pl->link_poll);

- set_bit(PHYLINK_DISABLE_STOPPED, &pl->phylink_disable_state);
- queue_work(system_power_efficient_wq, &pl->resolve);
- flush_work(&pl->resolve);
+ phylink_run_resolve_and_disable(pl, PHYLINK_DISABLE_STOPPED);
}
EXPORT_SYMBOL_GPL(phylink_stop);

@@ -1664,9 +1673,7 @@ static void phylink_sfp_link_down(void *upstream)

ASSERT_RTNL();

- set_bit(PHYLINK_DISABLE_LINK, &pl->phylink_disable_state);
- queue_work(system_power_efficient_wq, &pl->resolve);
- flush_work(&pl->resolve);
+ phylink_run_resolve_and_disable(pl, PHYLINK_DISABLE_LINK);
}

static void phylink_sfp_link_up(void *upstream)
diff --git a/drivers/net/phy/sfp-bus.c b/drivers/net/phy/sfp-bus.c
index ad9db652874d..fef701bfad62 100644
--- a/drivers/net/phy/sfp-bus.c
+++ b/drivers/net/phy/sfp-bus.c
@@ -347,6 +347,7 @@ static int sfp_register_bus(struct sfp_bus *bus)
return ret;
}
}
+ bus->socket_ops->attach(bus->sfp);
if (bus->started)
bus->socket_ops->start(bus->sfp);
bus->netdev->sfp_bus = bus;
@@ -362,6 +363,7 @@ static void sfp_unregister_bus(struct sfp_bus *bus)
if (bus->registered) {
if (bus->started)
bus->socket_ops->stop(bus->sfp);
+ bus->socket_ops->detach(bus->sfp);
if (bus->phydev && ops && ops->disconnect_phy)
ops->disconnect_phy(bus->upstream);
}
diff --git a/drivers/net/phy/sfp.c b/drivers/net/phy/sfp.c
index fd8bb998ae52..68c8fbf099f8 100644
--- a/drivers/net/phy/sfp.c
+++ b/drivers/net/phy/sfp.c
@@ -184,6 +184,7 @@ struct sfp {

struct gpio_desc *gpio[GPIO_MAX];

+ bool attached;
unsigned int state;
struct delayed_work poll;
struct delayed_work timeout;
@@ -1475,7 +1476,7 @@ static void sfp_sm_event(struct sfp *sfp, unsigned int event)
*/
switch (sfp->sm_mod_state) {
default:
- if (event == SFP_E_INSERT) {
+ if (event == SFP_E_INSERT && sfp->attached) {
sfp_module_tx_disable(sfp);
sfp_sm_ins_next(sfp, SFP_MOD_PROBE, T_PROBE_INIT);
}
@@ -1607,6 +1608,19 @@ static void sfp_sm_event(struct sfp *sfp, unsigned int event)
mutex_unlock(&sfp->sm_mutex);
}

+static void sfp_attach(struct sfp *sfp)
+{
+ sfp->attached = true;
+ if (sfp->state & SFP_F_PRESENT)
+ sfp_sm_event(sfp, SFP_E_INSERT);
+}
+
+static void sfp_detach(struct sfp *sfp)
+{
+ sfp->attached = false;
+ sfp_sm_event(sfp, SFP_E_REMOVE);
+}
+
static void sfp_start(struct sfp *sfp)
{
sfp_sm_event(sfp, SFP_E_DEV_UP);
@@ -1667,6 +1681,8 @@ static int sfp_module_eeprom(struct sfp *sfp, struct ethtool_eeprom *ee,
}

static const struct sfp_socket_ops sfp_module_ops = {
+ .attach = sfp_attach,
+ .detach = sfp_detach,
.start = sfp_start,
.stop = sfp_stop,
.module_info = sfp_module_info,
@@ -1834,10 +1850,6 @@ static int sfp_probe(struct platform_device *pdev)
dev_info(sfp->dev, "Host maximum power %u.%uW\n",
sfp->max_power_mW / 1000, (sfp->max_power_mW / 100) % 10);

- sfp->sfp_bus = sfp_register_socket(sfp->dev, sfp, &sfp_module_ops);
- if (!sfp->sfp_bus)
- return -ENOMEM;
-
/* Get the initial state, and always signal TX disable,
* since the network interface will not be up.
*/
@@ -1848,10 +1860,6 @@ static int sfp_probe(struct platform_device *pdev)
sfp->state |= SFP_F_RATE_SELECT;
sfp_set_state(sfp, sfp->state);
sfp_module_tx_disable(sfp);
- rtnl_lock();
- if (sfp->state & SFP_F_PRESENT)
- sfp_sm_event(sfp, SFP_E_INSERT);
- rtnl_unlock();

for (i = 0; i < GPIO_MAX; i++) {
if (gpio_flags[i] != GPIOD_IN || !sfp->gpio[i])
@@ -1884,6 +1892,10 @@ static int sfp_probe(struct platform_device *pdev)
dev_warn(sfp->dev,
"No tx_disable pin: SFP modules will always be emitting.\n");

+ sfp->sfp_bus = sfp_register_socket(sfp->dev, sfp, &sfp_module_ops);
+ if (!sfp->sfp_bus)
+ return -ENOMEM;
+
return 0;
}

diff --git a/drivers/net/phy/sfp.h b/drivers/net/phy/sfp.h
index 31b0acf337e2..64f54b0bbd8c 100644
--- a/drivers/net/phy/sfp.h
+++ b/drivers/net/phy/sfp.h
@@ -7,6 +7,8 @@
struct sfp;

struct sfp_socket_ops {
+ void (*attach)(struct sfp *sfp);
+ void (*detach)(struct sfp *sfp);
void (*start)(struct sfp *sfp);
void (*stop)(struct sfp *sfp);
int (*module_info)(struct sfp *sfp, struct ethtool_modinfo *modinfo);
diff --git a/drivers/net/team/team.c b/drivers/net/team/team.c
index 4b6572f0188a..723814d84b7d 100644
--- a/drivers/net/team/team.c
+++ b/drivers/net/team/team.c
@@ -256,17 +256,6 @@ static void __team_option_inst_mark_removed_port(struct team *team,
}
}

-static bool __team_option_inst_tmp_find(const struct list_head *opts,
- const struct team_option_inst *needle)
-{
- struct team_option_inst *opt_inst;
-
- list_for_each_entry(opt_inst, opts, tmp_list)
- if (opt_inst == needle)
- return true;
- return false;
-}
-
static int __team_options_register(struct team *team,
const struct team_option *option,
size_t option_count)
@@ -2463,7 +2452,6 @@ static int team_nl_cmd_options_set(struct sk_buff *skb, struct genl_info *info)
int err = 0;
int i;
struct nlattr *nl_option;
- LIST_HEAD(opt_inst_list);

rtnl_lock();

@@ -2483,6 +2471,7 @@ static int team_nl_cmd_options_set(struct sk_buff *skb, struct genl_info *info)
struct nlattr *opt_attrs[TEAM_ATTR_OPTION_MAX + 1];
struct nlattr *attr;
struct nlattr *attr_data;
+ LIST_HEAD(opt_inst_list);
enum team_option_type opt_type;
int opt_port_ifindex = 0; /* != 0 for per-port options */
u32 opt_array_index = 0;
@@ -2587,23 +2576,17 @@ static int team_nl_cmd_options_set(struct sk_buff *skb, struct genl_info *info)
if (err)
goto team_put;
opt_inst->changed = true;
-
- /* dumb/evil user-space can send us duplicate opt,
- * keep only the last one
- */
- if (__team_option_inst_tmp_find(&opt_inst_list,
- opt_inst))
- continue;
-
list_add(&opt_inst->tmp_list, &opt_inst_list);
}
if (!opt_found) {
err = -ENOENT;
goto team_put;
}
- }

- err = team_nl_send_event_options_get(team, &opt_inst_list);
+ err = team_nl_send_event_options_get(team, &opt_inst_list);
+ if (err)
+ break;
+ }

team_put:
team_nl_team_put(team);
diff --git a/drivers/pinctrl/pinctrl-max77620.c b/drivers/pinctrl/pinctrl-max77620.c
index a7f37063518e..3d05bc1937d4 100644
--- a/drivers/pinctrl/pinctrl-max77620.c
+++ b/drivers/pinctrl/pinctrl-max77620.c
@@ -34,14 +34,12 @@ enum max77620_pin_ppdrv {
MAX77620_PIN_PP_DRV,
};

-enum max77620_pinconf_param {
- MAX77620_ACTIVE_FPS_SOURCE = PIN_CONFIG_END + 1,
- MAX77620_ACTIVE_FPS_POWER_ON_SLOTS,
- MAX77620_ACTIVE_FPS_POWER_DOWN_SLOTS,
- MAX77620_SUSPEND_FPS_SOURCE,
- MAX77620_SUSPEND_FPS_POWER_ON_SLOTS,
- MAX77620_SUSPEND_FPS_POWER_DOWN_SLOTS,
-};
+#define MAX77620_ACTIVE_FPS_SOURCE (PIN_CONFIG_END + 1)
+#define MAX77620_ACTIVE_FPS_POWER_ON_SLOTS (PIN_CONFIG_END + 2)
+#define MAX77620_ACTIVE_FPS_POWER_DOWN_SLOTS (PIN_CONFIG_END + 3)
+#define MAX77620_SUSPEND_FPS_SOURCE (PIN_CONFIG_END + 4)
+#define MAX77620_SUSPEND_FPS_POWER_ON_SLOTS (PIN_CONFIG_END + 5)
+#define MAX77620_SUSPEND_FPS_POWER_DOWN_SLOTS (PIN_CONFIG_END + 6)

struct max77620_pin_function {
const char *name;
diff --git a/drivers/scsi/cxgbi/cxgb3i/cxgb3i.c b/drivers/scsi/cxgbi/cxgb3i/cxgb3i.c
index bf07735275a4..0fc382cb977b 100644
--- a/drivers/scsi/cxgbi/cxgb3i/cxgb3i.c
+++ b/drivers/scsi/cxgbi/cxgb3i/cxgb3i.c
@@ -1144,7 +1144,7 @@ static void ddp_clear_map(struct cxgbi_device *cdev, struct cxgbi_ppm *ppm,
}

static int ddp_setup_conn_pgidx(struct cxgbi_sock *csk,
- unsigned int tid, int pg_idx, bool reply)
+ unsigned int tid, int pg_idx)
{
struct sk_buff *skb = alloc_wr(sizeof(struct cpl_set_tcb_field), 0,
GFP_KERNEL);
@@ -1160,7 +1160,7 @@ static int ddp_setup_conn_pgidx(struct cxgbi_sock *csk,
req = (struct cpl_set_tcb_field *)skb->head;
req->wr.wr_hi = htonl(V_WR_OP(FW_WROPCODE_FORWARD));
OPCODE_TID(req) = htonl(MK_OPCODE_TID(CPL_SET_TCB_FIELD, tid));
- req->reply = V_NO_REPLY(reply ? 0 : 1);
+ req->reply = V_NO_REPLY(1);
req->cpu_idx = 0;
req->word = htons(31);
req->mask = cpu_to_be64(0xF0000000);
@@ -1177,11 +1177,10 @@ static int ddp_setup_conn_pgidx(struct cxgbi_sock *csk,
* @tid: connection id
* @hcrc: header digest enabled
* @dcrc: data digest enabled
- * @reply: request reply from h/w
* set up the iscsi digest settings for a connection identified by tid
*/
static int ddp_setup_conn_digest(struct cxgbi_sock *csk, unsigned int tid,
- int hcrc, int dcrc, int reply)
+ int hcrc, int dcrc)
{
struct sk_buff *skb = alloc_wr(sizeof(struct cpl_set_tcb_field), 0,
GFP_KERNEL);
@@ -1197,7 +1196,7 @@ static int ddp_setup_conn_digest(struct cxgbi_sock *csk, unsigned int tid,
req = (struct cpl_set_tcb_field *)skb->head;
req->wr.wr_hi = htonl(V_WR_OP(FW_WROPCODE_FORWARD));
OPCODE_TID(req) = htonl(MK_OPCODE_TID(CPL_SET_TCB_FIELD, tid));
- req->reply = V_NO_REPLY(reply ? 0 : 1);
+ req->reply = V_NO_REPLY(1);
req->cpu_idx = 0;
req->word = htons(31);
req->mask = cpu_to_be64(0x0F000000);
diff --git a/drivers/scsi/cxgbi/cxgb4i/cxgb4i.c b/drivers/scsi/cxgbi/cxgb4i/cxgb4i.c
index 211da1d5a869..689d6c813a50 100644
--- a/drivers/scsi/cxgbi/cxgb4i/cxgb4i.c
+++ b/drivers/scsi/cxgbi/cxgb4i/cxgb4i.c
@@ -1517,16 +1517,22 @@ static void do_set_tcb_rpl(struct cxgbi_device *cdev, struct sk_buff *skb)
struct cxgbi_sock *csk;

csk = lookup_tid(t, tid);
- if (!csk)
+ if (!csk) {
pr_err("can't find conn. for tid %u.\n", tid);
+ return;
+ }

log_debug(1 << CXGBI_DBG_TOE | 1 << CXGBI_DBG_SOCK,
"csk 0x%p,%u,%lx,%u, status 0x%x.\n",
csk, csk->state, csk->flags, csk->tid, rpl->status);

- if (rpl->status != CPL_ERR_NONE)
+ if (rpl->status != CPL_ERR_NONE) {
pr_err("csk 0x%p,%u, SET_TCB_RPL status %u.\n",
csk, tid, rpl->status);
+ csk->err = -EINVAL;
+ }
+
+ complete(&csk->cmpl);

__kfree_skb(skb);
}
@@ -1903,7 +1909,7 @@ static int ddp_set_map(struct cxgbi_ppm *ppm, struct cxgbi_sock *csk,
}

static int ddp_setup_conn_pgidx(struct cxgbi_sock *csk, unsigned int tid,
- int pg_idx, bool reply)
+ int pg_idx)
{
struct sk_buff *skb;
struct cpl_set_tcb_field *req;
@@ -1919,7 +1925,7 @@ static int ddp_setup_conn_pgidx(struct cxgbi_sock *csk, unsigned int tid,
req = (struct cpl_set_tcb_field *)skb->head;
INIT_TP_WR(req, csk->tid);
OPCODE_TID(req) = htonl(MK_OPCODE_TID(CPL_SET_TCB_FIELD, csk->tid));
- req->reply_ctrl = htons(NO_REPLY_V(reply) | QUEUENO_V(csk->rss_qid));
+ req->reply_ctrl = htons(NO_REPLY_V(0) | QUEUENO_V(csk->rss_qid));
req->word_cookie = htons(0);
req->mask = cpu_to_be64(0x3 << 8);
req->val = cpu_to_be64(pg_idx << 8);
@@ -1928,12 +1934,15 @@ static int ddp_setup_conn_pgidx(struct cxgbi_sock *csk, unsigned int tid,
log_debug(1 << CXGBI_DBG_TOE | 1 << CXGBI_DBG_SOCK,
"csk 0x%p, tid 0x%x, pg_idx %u.\n", csk, csk->tid, pg_idx);

+ reinit_completion(&csk->cmpl);
cxgb4_ofld_send(csk->cdev->ports[csk->port_id], skb);
- return 0;
+ wait_for_completion(&csk->cmpl);
+
+ return csk->err;
}

static int ddp_setup_conn_digest(struct cxgbi_sock *csk, unsigned int tid,
- int hcrc, int dcrc, int reply)
+ int hcrc, int dcrc)
{
struct sk_buff *skb;
struct cpl_set_tcb_field *req;
@@ -1951,7 +1960,7 @@ static int ddp_setup_conn_digest(struct cxgbi_sock *csk, unsigned int tid,
req = (struct cpl_set_tcb_field *)skb->head;
INIT_TP_WR(req, tid);
OPCODE_TID(req) = htonl(MK_OPCODE_TID(CPL_SET_TCB_FIELD, tid));
- req->reply_ctrl = htons(NO_REPLY_V(reply) | QUEUENO_V(csk->rss_qid));
+ req->reply_ctrl = htons(NO_REPLY_V(0) | QUEUENO_V(csk->rss_qid));
req->word_cookie = htons(0);
req->mask = cpu_to_be64(0x3 << 4);
req->val = cpu_to_be64(((hcrc ? ULP_CRC_HEADER : 0) |
@@ -1961,8 +1970,11 @@ static int ddp_setup_conn_digest(struct cxgbi_sock *csk, unsigned int tid,
log_debug(1 << CXGBI_DBG_TOE | 1 << CXGBI_DBG_SOCK,
"csk 0x%p, tid 0x%x, crc %d,%d.\n", csk, csk->tid, hcrc, dcrc);

+ reinit_completion(&csk->cmpl);
cxgb4_ofld_send(csk->cdev->ports[csk->port_id], skb);
- return 0;
+ wait_for_completion(&csk->cmpl);
+
+ return csk->err;
}

static struct cxgbi_ppm *cdev2ppm(struct cxgbi_device *cdev)
diff --git a/drivers/scsi/cxgbi/libcxgbi.c b/drivers/scsi/cxgbi/libcxgbi.c
index 3f3af5e74a07..f2c561ca731a 100644
--- a/drivers/scsi/cxgbi/libcxgbi.c
+++ b/drivers/scsi/cxgbi/libcxgbi.c
@@ -573,6 +573,7 @@ static struct cxgbi_sock *cxgbi_sock_create(struct cxgbi_device *cdev)
skb_queue_head_init(&csk->receive_queue);
skb_queue_head_init(&csk->write_queue);
timer_setup(&csk->retry_timer, NULL, 0);
+ init_completion(&csk->cmpl);
rwlock_init(&csk->callback_lock);
csk->cdev = cdev;
csk->flags = 0;
@@ -2252,14 +2253,14 @@ int cxgbi_set_conn_param(struct iscsi_cls_conn *cls_conn,
if (!err && conn->hdrdgst_en)
err = csk->cdev->csk_ddp_setup_digest(csk, csk->tid,
conn->hdrdgst_en,
- conn->datadgst_en, 0);
+ conn->datadgst_en);
break;
case ISCSI_PARAM_DATADGST_EN:
err = iscsi_set_param(cls_conn, param, buf, buflen);
if (!err && conn->datadgst_en)
err = csk->cdev->csk_ddp_setup_digest(csk, csk->tid,
conn->hdrdgst_en,
- conn->datadgst_en, 0);
+ conn->datadgst_en);
break;
case ISCSI_PARAM_MAX_R2T:
return iscsi_tcp_set_max_r2t(conn, buf);
@@ -2385,7 +2386,7 @@ int cxgbi_bind_conn(struct iscsi_cls_session *cls_session,

ppm = csk->cdev->cdev2ppm(csk->cdev);
err = csk->cdev->csk_ddp_setup_pgidx(csk, csk->tid,
- ppm->tformat.pgsz_idx_dflt, 0);
+ ppm->tformat.pgsz_idx_dflt);
if (err < 0)
return err;

diff --git a/drivers/scsi/cxgbi/libcxgbi.h b/drivers/scsi/cxgbi/libcxgbi.h
index dcb190e75343..3bf7414a75e5 100644
--- a/drivers/scsi/cxgbi/libcxgbi.h
+++ b/drivers/scsi/cxgbi/libcxgbi.h
@@ -146,6 +146,7 @@ struct cxgbi_sock {
struct sk_buff_head receive_queue;
struct sk_buff_head write_queue;
struct timer_list retry_timer;
+ struct completion cmpl;
int err;
rwlock_t callback_lock;
void *user_data;
@@ -487,9 +488,9 @@ struct cxgbi_device {
struct cxgbi_ppm *,
struct cxgbi_task_tag_info *);
int (*csk_ddp_setup_digest)(struct cxgbi_sock *,
- unsigned int, int, int, int);
+ unsigned int, int, int);
int (*csk_ddp_setup_pgidx)(struct cxgbi_sock *,
- unsigned int, int, bool);
+ unsigned int, int);

void (*csk_release_offload_resources)(struct cxgbi_sock *);
int (*csk_rx_pdu_ready)(struct cxgbi_sock *, struct sk_buff *);
diff --git a/drivers/scsi/isci/init.c b/drivers/scsi/isci/init.c
index 08c7b1e25fe4..dde84f744313 100644
--- a/drivers/scsi/isci/init.c
+++ b/drivers/scsi/isci/init.c
@@ -588,6 +588,13 @@ static struct isci_host *isci_host_alloc(struct pci_dev *pdev, int id)
shost->max_lun = ~0;
shost->max_cmd_len = MAX_COMMAND_SIZE;

+ /* turn on DIF support */
+ scsi_host_set_prot(shost,
+ SHOST_DIF_TYPE1_PROTECTION |
+ SHOST_DIF_TYPE2_PROTECTION |
+ SHOST_DIF_TYPE3_PROTECTION);
+ scsi_host_set_guard(shost, SHOST_DIX_GUARD_CRC);
+
err = scsi_add_host(shost, &pdev->dev);
if (err)
goto err_shost;
@@ -675,13 +682,6 @@ static int isci_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id)
goto err_host_alloc;
}
pci_info->hosts[i] = h;
-
- /* turn on DIF support */
- scsi_host_set_prot(to_shost(h),
- SHOST_DIF_TYPE1_PROTECTION |
- SHOST_DIF_TYPE2_PROTECTION |
- SHOST_DIF_TYPE3_PROTECTION);
- scsi_host_set_guard(to_shost(h), SHOST_DIX_GUARD_CRC);
}

err = isci_setup_interrupts(pdev);
diff --git a/drivers/scsi/qedi/qedi_iscsi.c b/drivers/scsi/qedi/qedi_iscsi.c
index 2f0a4f2c5ff8..d4821b9dea45 100644
--- a/drivers/scsi/qedi/qedi_iscsi.c
+++ b/drivers/scsi/qedi/qedi_iscsi.c
@@ -954,6 +954,7 @@ static int qedi_ep_poll(struct iscsi_endpoint *ep, int timeout_ms)

qedi_ep = ep->dd_data;
if (qedi_ep->state == EP_STATE_IDLE ||
+ qedi_ep->state == EP_STATE_OFLDCONN_NONE ||
qedi_ep->state == EP_STATE_OFLDCONN_FAILED)
return -1;

@@ -1036,6 +1037,7 @@ static void qedi_ep_disconnect(struct iscsi_endpoint *ep)

switch (qedi_ep->state) {
case EP_STATE_OFLDCONN_START:
+ case EP_STATE_OFLDCONN_NONE:
goto ep_release_conn;
case EP_STATE_OFLDCONN_FAILED:
break;
@@ -1226,6 +1228,7 @@ static int qedi_set_path(struct Scsi_Host *shost, struct iscsi_path *path_data)

if (!is_valid_ether_addr(&path_data->mac_addr[0])) {
QEDI_NOTICE(&qedi->dbg_ctx, "dst mac NOT VALID\n");
+ qedi_ep->state = EP_STATE_OFLDCONN_NONE;
ret = -EIO;
goto set_path_exit;
}
diff --git a/drivers/scsi/qedi/qedi_iscsi.h b/drivers/scsi/qedi/qedi_iscsi.h
index 11260776212f..892d70d54553 100644
--- a/drivers/scsi/qedi/qedi_iscsi.h
+++ b/drivers/scsi/qedi/qedi_iscsi.h
@@ -59,6 +59,7 @@ enum {
EP_STATE_OFLDCONN_FAILED = 0x2000,
EP_STATE_CONNECT_FAILED = 0x4000,
EP_STATE_DISCONN_TIMEDOUT = 0x8000,
+ EP_STATE_OFLDCONN_NONE = 0x10000,
};

struct qedi_conn;
diff --git a/drivers/scsi/qla4xxx/ql4_os.c b/drivers/scsi/qla4xxx/ql4_os.c
index 0e13349dce57..575445c761b4 100644
--- a/drivers/scsi/qla4xxx/ql4_os.c
+++ b/drivers/scsi/qla4xxx/ql4_os.c
@@ -7237,6 +7237,8 @@ static int qla4xxx_sysfs_ddb_tgt_create(struct scsi_qla_host *ha,

rc = qla4xxx_copy_from_fwddb_param(fnode_sess, fnode_conn,
fw_ddb_entry);
+ if (rc)
+ goto free_sess;

ql4_printk(KERN_INFO, ha, "%s: sysfs entry %s created\n",
__func__, fnode_sess->dev.kobj.name);
diff --git a/drivers/scsi/ufs/ufs.h b/drivers/scsi/ufs/ufs.h
index 14e5bf7af0bb..c3bcaaec0fc5 100644
--- a/drivers/scsi/ufs/ufs.h
+++ b/drivers/scsi/ufs/ufs.h
@@ -195,7 +195,7 @@ enum ufs_desc_def_size {
QUERY_DESC_CONFIGURATION_DEF_SIZE = 0x90,
QUERY_DESC_UNIT_DEF_SIZE = 0x23,
QUERY_DESC_INTERCONNECT_DEF_SIZE = 0x06,
- QUERY_DESC_GEOMETRY_DEF_SIZE = 0x44,
+ QUERY_DESC_GEOMETRY_DEF_SIZE = 0x48,
QUERY_DESC_POWER_DEF_SIZE = 0x62,
QUERY_DESC_HEALTH_DEF_SIZE = 0x25,
};
diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c
index 12ddb5928a73..6e80dfe4fa97 100644
--- a/drivers/scsi/ufs/ufshcd.c
+++ b/drivers/scsi/ufs/ufshcd.c
@@ -7768,6 +7768,8 @@ int ufshcd_system_resume(struct ufs_hba *hba)
trace_ufshcd_system_resume(dev_name(hba->dev), ret,
ktime_to_us(ktime_sub(ktime_get(), start)),
hba->curr_dev_pwr_mode, hba->uic_link_state);
+ if (!ret)
+ hba->is_sys_suspended = false;
return ret;
}
EXPORT_SYMBOL(ufshcd_system_resume);
diff --git a/drivers/staging/erofs/data.c b/drivers/staging/erofs/data.c
index ac263a180253..894e60ecebe2 100644
--- a/drivers/staging/erofs/data.c
+++ b/drivers/staging/erofs/data.c
@@ -25,7 +25,7 @@ static inline void read_endio(struct bio *bio)
struct page *page = bvec->bv_page;

/* page is already locked */
- BUG_ON(PageUptodate(page));
+ DBG_BUGON(PageUptodate(page));

if (unlikely(err))
SetPageError(page);
@@ -91,12 +91,12 @@ static int erofs_map_blocks_flatmode(struct inode *inode,
struct erofs_map_blocks *map,
int flags)
{
+ int err = 0;
erofs_blk_t nblocks, lastblk;
u64 offset = map->m_la;
struct erofs_vnode *vi = EROFS_V(inode);

trace_erofs_map_blocks_flatmode_enter(inode, map, flags);
- BUG_ON(is_inode_layout_compression(inode));

nblocks = DIV_ROUND_UP(inode->i_size, PAGE_SIZE);
lastblk = nblocks - is_inode_layout_inline(inode);
@@ -123,18 +123,27 @@ static int erofs_map_blocks_flatmode(struct inode *inode,
map->m_plen = inode->i_size - offset;

/* inline data should locate in one meta block */
- BUG_ON(erofs_blkoff(map->m_pa) + map->m_plen > PAGE_SIZE);
+ if (erofs_blkoff(map->m_pa) + map->m_plen > PAGE_SIZE) {
+ DBG_BUGON(1);
+ err = -EIO;
+ goto err_out;
+ }
+
map->m_flags |= EROFS_MAP_META;
} else {
errln("internal error @ nid: %llu (size %llu), m_la 0x%llx",
vi->nid, inode->i_size, map->m_la);
- BUG();
+ DBG_BUGON(1);
+ err = -EIO;
+ goto err_out;
}

out:
map->m_llen = map->m_plen;
+
+err_out:
trace_erofs_map_blocks_flatmode_exit(inode, map, flags, 0);
- return 0;
+ return err;
}

#ifdef CONFIG_EROFS_FS_ZIP
@@ -190,7 +199,7 @@ static inline struct bio *erofs_read_raw_page(
erofs_off_t current_block = (erofs_off_t)page->index;
int err;

- BUG_ON(!nblocks);
+ DBG_BUGON(!nblocks);

if (PageUptodate(page)) {
err = 0;
@@ -233,7 +242,7 @@ static inline struct bio *erofs_read_raw_page(
}

/* for RAW access mode, m_plen must be equal to m_llen */
- BUG_ON(map.m_plen != map.m_llen);
+ DBG_BUGON(map.m_plen != map.m_llen);

blknr = erofs_blknr(map.m_pa);
blkoff = erofs_blkoff(map.m_pa);
@@ -243,7 +252,7 @@ static inline struct bio *erofs_read_raw_page(
void *vsrc, *vto;
struct page *ipage;

- BUG_ON(map.m_plen > PAGE_SIZE);
+ DBG_BUGON(map.m_plen > PAGE_SIZE);

ipage = erofs_get_meta_page(inode->i_sb, blknr, 0);

@@ -270,7 +279,7 @@ static inline struct bio *erofs_read_raw_page(
}

/* pa must be block-aligned for raw reading */
- BUG_ON(erofs_blkoff(map.m_pa) != 0);
+ DBG_BUGON(erofs_blkoff(map.m_pa));

/* max # of continuous pages */
if (nblocks > DIV_ROUND_UP(map.m_plen, PAGE_SIZE))
@@ -331,7 +340,7 @@ static int erofs_raw_access_readpage(struct file *file, struct page *page)
if (IS_ERR(bio))
return PTR_ERR(bio);

- BUG_ON(bio != NULL); /* since we have only one bio -- must be NULL */
+ DBG_BUGON(bio); /* since we have only one bio -- must be NULL */
return 0;
}

@@ -369,7 +378,7 @@ static int erofs_raw_access_readpages(struct file *filp,
/* pages could still be locked */
put_page(page);
}
- BUG_ON(!list_empty(pages));
+ DBG_BUGON(!list_empty(pages));

/* the rare case (end in gaps) */
if (unlikely(bio != NULL))
diff --git a/drivers/staging/erofs/dir.c b/drivers/staging/erofs/dir.c
index be6ae3b1bdbe..04b84ff31d03 100644
--- a/drivers/staging/erofs/dir.c
+++ b/drivers/staging/erofs/dir.c
@@ -53,8 +53,11 @@ static int erofs_fill_dentries(struct dir_context *ctx,
strnlen(de_name, maxsize - nameoff) :
le16_to_cpu(de[1].nameoff) - nameoff;

- /* the corrupted directory found */
- BUG_ON(de_namelen < 0);
+ /* a corrupted entry is found */
+ if (unlikely(de_namelen < 0)) {
+ DBG_BUGON(1);
+ return -EIO;
+ }

#ifdef CONFIG_EROFS_FS_DEBUG
dbg_namelen = min(EROFS_NAME_LEN - 1, de_namelen);
diff --git a/drivers/staging/erofs/inode.c b/drivers/staging/erofs/inode.c
index fbf6ff25cd1b..9e7815f55a17 100644
--- a/drivers/staging/erofs/inode.c
+++ b/drivers/staging/erofs/inode.c
@@ -132,7 +132,13 @@ static int fill_inline_data(struct inode *inode, void *data, unsigned m_pofs)
return -ENOMEM;

m_pofs += vi->inode_isize + vi->xattr_isize;
- BUG_ON(m_pofs + inode->i_size > PAGE_SIZE);
+
+ /* inline symlink data shouldn't across page boundary as well */
+ if (unlikely(m_pofs + inode->i_size > PAGE_SIZE)) {
+ DBG_BUGON(1);
+ kfree(lnk);
+ return -EIO;
+ }

/* get in-page inline data */
memcpy(lnk, data + m_pofs, inode->i_size);
@@ -170,7 +176,7 @@ static int fill_inode(struct inode *inode, int isdir)
return PTR_ERR(page);
}

- BUG_ON(!PageUptodate(page));
+ DBG_BUGON(!PageUptodate(page));
data = page_address(page);

err = read_inode(inode, data + ofs);
diff --git a/drivers/staging/erofs/internal.h b/drivers/staging/erofs/internal.h
index e6313c54e3ad..9f44ed8f0023 100644
--- a/drivers/staging/erofs/internal.h
+++ b/drivers/staging/erofs/internal.h
@@ -184,50 +184,70 @@ struct erofs_workgroup {

#define EROFS_LOCKED_MAGIC (INT_MIN | 0xE0F510CCL)

-static inline bool erofs_workgroup_try_to_freeze(
- struct erofs_workgroup *grp, int v)
+#if defined(CONFIG_SMP)
+static inline bool erofs_workgroup_try_to_freeze(struct erofs_workgroup *grp,
+ int val)
{
-#if defined(CONFIG_SMP) || defined(CONFIG_DEBUG_SPINLOCK)
- if (v != atomic_cmpxchg(&grp->refcount,
- v, EROFS_LOCKED_MAGIC))
- return false;
preempt_disable();
+ if (val != atomic_cmpxchg(&grp->refcount, val, EROFS_LOCKED_MAGIC)) {
+ preempt_enable();
+ return false;
+ }
+ return true;
+}
+
+static inline void erofs_workgroup_unfreeze(struct erofs_workgroup *grp,
+ int orig_val)
+{
+ /*
+ * other observers should notice all modifications
+ * in the freezing period.
+ */
+ smp_mb();
+ atomic_set(&grp->refcount, orig_val);
+ preempt_enable();
+}
+
+static inline int erofs_wait_on_workgroup_freezed(struct erofs_workgroup *grp)
+{
+ return atomic_cond_read_relaxed(&grp->refcount,
+ VAL != EROFS_LOCKED_MAGIC);
+}
#else
+static inline bool erofs_workgroup_try_to_freeze(struct erofs_workgroup *grp,
+ int val)
+{
preempt_disable();
- if (atomic_read(&grp->refcount) != v) {
+ /* no need to spin on UP platforms, let's just disable preemption. */
+ if (val != atomic_read(&grp->refcount)) {
preempt_enable();
return false;
}
-#endif
return true;
}

-static inline void erofs_workgroup_unfreeze(
- struct erofs_workgroup *grp, int v)
+static inline void erofs_workgroup_unfreeze(struct erofs_workgroup *grp,
+ int orig_val)
{
-#if defined(CONFIG_SMP) || defined(CONFIG_DEBUG_SPINLOCK)
- atomic_set(&grp->refcount, v);
-#endif
preempt_enable();
}

+static inline int erofs_wait_on_workgroup_freezed(struct erofs_workgroup *grp)
+{
+ int v = atomic_read(&grp->refcount);
+
+ /* workgroup is never freezed on uniprocessor systems */
+ DBG_BUGON(v == EROFS_LOCKED_MAGIC);
+ return v;
+}
+#endif
+
static inline bool erofs_workgroup_get(struct erofs_workgroup *grp, int *ocnt)
{
- const int locked = (int)EROFS_LOCKED_MAGIC;
int o;

repeat:
- o = atomic_read(&grp->refcount);
-
- /* spin if it is temporarily locked at the reclaim path */
- if (unlikely(o == locked)) {
-#if defined(CONFIG_SMP) || defined(CONFIG_DEBUG_SPINLOCK)
- do
- cpu_relax();
- while (atomic_read(&grp->refcount) == locked);
-#endif
- goto repeat;
- }
+ o = erofs_wait_on_workgroup_freezed(grp);

if (unlikely(o <= 0))
return -1;
diff --git a/drivers/staging/erofs/super.c b/drivers/staging/erofs/super.c
index 2df9768edac9..b0583cdb079a 100644
--- a/drivers/staging/erofs/super.c
+++ b/drivers/staging/erofs/super.c
@@ -40,7 +40,6 @@ static int erofs_init_inode_cache(void)

static void erofs_exit_inode_cache(void)
{
- BUG_ON(erofs_inode_cachep == NULL);
kmem_cache_destroy(erofs_inode_cachep);
}

@@ -265,8 +264,8 @@ static int managed_cache_releasepage(struct page *page, gfp_t gfp_mask)
int ret = 1; /* 0 - busy */
struct address_space *const mapping = page->mapping;

- BUG_ON(!PageLocked(page));
- BUG_ON(mapping->a_ops != &managed_cache_aops);
+ DBG_BUGON(!PageLocked(page));
+ DBG_BUGON(mapping->a_ops != &managed_cache_aops);

if (PagePrivate(page))
ret = erofs_try_to_free_cached_page(mapping, page);
@@ -279,10 +278,10 @@ static void managed_cache_invalidatepage(struct page *page,
{
const unsigned int stop = length + offset;

- BUG_ON(!PageLocked(page));
+ DBG_BUGON(!PageLocked(page));

- /* Check for overflow */
- BUG_ON(stop > PAGE_SIZE || stop < length);
+ /* Check for potential overflow in debug mode */
+ DBG_BUGON(stop > PAGE_SIZE || stop < length);

if (offset == 0 && stop == PAGE_SIZE)
while (!managed_cache_releasepage(page, GFP_NOFS))
@@ -404,12 +403,6 @@ static int erofs_read_super(struct super_block *sb,

erofs_register_super(sb);

- /*
- * We already have a positive dentry, which was instantiated
- * by d_make_root. Just need to d_rehash it.
- */
- d_rehash(sb->s_root);
-
if (!silent)
infoln("mounted on %s with opts: %s.", dev_name,
(char *)data);
@@ -625,7 +618,7 @@ static int erofs_show_options(struct seq_file *seq, struct dentry *root)

static int erofs_remount(struct super_block *sb, int *flags, char *data)
{
- BUG_ON(!sb_rdonly(sb));
+ DBG_BUGON(!sb_rdonly(sb));

*flags |= SB_RDONLY;
return 0;
diff --git a/drivers/staging/erofs/unzip_pagevec.h b/drivers/staging/erofs/unzip_pagevec.h
index 0956615b86f7..23856ba2742d 100644
--- a/drivers/staging/erofs/unzip_pagevec.h
+++ b/drivers/staging/erofs/unzip_pagevec.h
@@ -150,7 +150,7 @@ z_erofs_pagevec_ctor_dequeue(struct z_erofs_pagevec_ctor *ctor,
erofs_vtptr_t t;

if (unlikely(ctor->index >= ctor->nr)) {
- BUG_ON(ctor->next == NULL);
+ DBG_BUGON(!ctor->next);
z_erofs_pagevec_ctor_pagedown(ctor, true);
}

diff --git a/drivers/staging/erofs/unzip_vle.c b/drivers/staging/erofs/unzip_vle.c
index 0346630b67c8..1279241449f4 100644
--- a/drivers/staging/erofs/unzip_vle.c
+++ b/drivers/staging/erofs/unzip_vle.c
@@ -18,9 +18,6 @@ static struct kmem_cache *z_erofs_workgroup_cachep __read_mostly;

void z_erofs_exit_zip_subsystem(void)
{
- BUG_ON(z_erofs_workqueue == NULL);
- BUG_ON(z_erofs_workgroup_cachep == NULL);
-
destroy_workqueue(z_erofs_workqueue);
kmem_cache_destroy(z_erofs_workgroup_cachep);
}
@@ -293,12 +290,9 @@ z_erofs_vle_work_lookup(struct super_block *sb,
*grp_ret = grp = container_of(egrp,
struct z_erofs_vle_workgroup, obj);

-#ifndef CONFIG_EROFS_FS_ZIP_MULTIREF
work = z_erofs_vle_grab_work(grp, pageofs);
+ /* if multiref is disabled, `primary' is always true */
primary = true;
-#else
- BUG();
-#endif

DBG_BUGON(work->pageofs != pageofs);

@@ -365,12 +359,12 @@ z_erofs_vle_work_register(struct super_block *sb,
struct z_erofs_vle_workgroup *grp = *grp_ret;
struct z_erofs_vle_work *work;

-#ifndef CONFIG_EROFS_FS_ZIP_MULTIREF
- BUG_ON(grp != NULL);
-#else
- if (grp != NULL)
- goto skip;
-#endif
+ /* if multiref is disabled, grp should never be nullptr */
+ if (unlikely(grp)) {
+ DBG_BUGON(1);
+ return ERR_PTR(-EINVAL);
+ }
+
/* no available workgroup, let's allocate one */
grp = kmem_cache_zalloc(z_erofs_workgroup_cachep, GFP_NOFS);
if (unlikely(grp == NULL))
@@ -393,13 +387,7 @@ z_erofs_vle_work_register(struct super_block *sb,
*hosted = true;

newgrp = true;
-#ifdef CONFIG_EROFS_FS_ZIP_MULTIREF
-skip:
- /* currently unimplemented */
- BUG();
-#else
work = z_erofs_vle_grab_primary_work(grp);
-#endif
work->pageofs = pageofs;

mutex_init(&work->lock);
@@ -606,7 +594,7 @@ static int z_erofs_do_read_page(struct z_erofs_vle_frontend *fe,

enum z_erofs_page_type page_type;
unsigned cur, end, spiltted, index;
- int err;
+ int err = 0;

/* register locked file pages as online pages in pack */
z_erofs_onlinepage_init(page);
@@ -624,7 +612,7 @@ static int z_erofs_do_read_page(struct z_erofs_vle_frontend *fe,
/* go ahead the next map_blocks */
debugln("%s: [out-of-range] pos %llu", __func__, offset + cur);

- if (!z_erofs_vle_work_iter_end(builder))
+ if (z_erofs_vle_work_iter_end(builder))
fe->initial = false;

map->m_la = offset + cur;
@@ -633,12 +621,11 @@ static int z_erofs_do_read_page(struct z_erofs_vle_frontend *fe,
if (unlikely(err))
goto err_out;

- /* deal with hole (FIXME! broken now) */
if (unlikely(!(map->m_flags & EROFS_MAP_MAPPED)))
goto hitted;

DBG_BUGON(map->m_plen != 1 << sbi->clusterbits);
- BUG_ON(erofs_blkoff(map->m_pa));
+ DBG_BUGON(erofs_blkoff(map->m_pa));

err = z_erofs_vle_work_iter_begin(builder, sb, map, &fe->owned_head);
if (unlikely(err))
@@ -683,7 +670,7 @@ static int z_erofs_do_read_page(struct z_erofs_vle_frontend *fe,

err = z_erofs_vle_work_add_page(builder,
newpage, Z_EROFS_PAGE_TYPE_EXCLUSIVE);
- if (!err)
+ if (likely(!err))
goto retry;
}

@@ -694,9 +681,10 @@ static int z_erofs_do_read_page(struct z_erofs_vle_frontend *fe,

/* FIXME! avoid the last relundant fixup & endio */
z_erofs_onlinepage_fixup(page, index, true);
- ++spiltted;

- /* also update nr_pages and increase queued_pages */
+ /* bump up the number of spiltted parts of a page */
+ ++spiltted;
+ /* also update nr_pages */
work->nr_pages = max_t(pgoff_t, work->nr_pages, index + 1);
next_part:
/* can be used for verification */
@@ -706,16 +694,18 @@ static int z_erofs_do_read_page(struct z_erofs_vle_frontend *fe,
if (end > 0)
goto repeat;

+out:
/* FIXME! avoid the last relundant fixup & endio */
z_erofs_onlinepage_endio(page);

debugln("%s, finish page: %pK spiltted: %u map->m_llen %llu",
__func__, page, spiltted, map->m_llen);
- return 0;
+ return err;

+ /* if some error occurred while processing this page */
err_out:
- /* TODO: the missing error handing cases */
- return err;
+ SetPageError(page);
+ goto out;
}

static void z_erofs_vle_unzip_kickoff(void *ptr, int bios)
@@ -752,7 +742,7 @@ static inline void z_erofs_vle_read_endio(struct bio *bio)
bool cachemngd = false;

DBG_BUGON(PageUptodate(page));
- BUG_ON(page->mapping == NULL);
+ DBG_BUGON(!page->mapping);

#ifdef EROFS_FS_HAS_MANAGED_CACHE
if (unlikely(mngda == NULL && !z_erofs_is_stagingpage(page))) {
@@ -796,10 +786,8 @@ static int z_erofs_vle_unzip(struct super_block *sb,
const unsigned clusterpages = erofs_clusterpages(sbi);

struct z_erofs_pagevec_ctor ctor;
- unsigned nr_pages;
-#ifndef CONFIG_EROFS_FS_ZIP_MULTIREF
- unsigned sparsemem_pages = 0;
-#endif
+ unsigned int nr_pages;
+ unsigned int sparsemem_pages = 0;
struct page *pages_onstack[Z_EROFS_VLE_VMAP_ONSTACK_PAGES];
struct page **pages, **compressed_pages, *page;
unsigned i, llen;
@@ -811,12 +799,8 @@ static int z_erofs_vle_unzip(struct super_block *sb,
int err;

might_sleep();
-#ifndef CONFIG_EROFS_FS_ZIP_MULTIREF
work = z_erofs_vle_grab_primary_work(grp);
-#else
- BUG();
-#endif
- BUG_ON(!READ_ONCE(work->nr_pages));
+ DBG_BUGON(!READ_ONCE(work->nr_pages));

mutex_lock(&work->lock);
nr_pages = work->nr_pages;
@@ -865,14 +849,12 @@ static int z_erofs_vle_unzip(struct super_block *sb,
else
pagenr = z_erofs_onlinepage_index(page);

- BUG_ON(pagenr >= nr_pages);
+ DBG_BUGON(pagenr >= nr_pages);
+ DBG_BUGON(pages[pagenr]);

-#ifndef CONFIG_EROFS_FS_ZIP_MULTIREF
- BUG_ON(pages[pagenr] != NULL);
- ++sparsemem_pages;
-#endif
pages[pagenr] = page;
}
+ sparsemem_pages = i;

z_erofs_pagevec_ctor_exit(&ctor, true);

@@ -891,9 +873,8 @@ static int z_erofs_vle_unzip(struct super_block *sb,
if (z_erofs_is_stagingpage(page))
continue;
#ifdef EROFS_FS_HAS_MANAGED_CACHE
- else if (page->mapping == mngda) {
- BUG_ON(PageLocked(page));
- BUG_ON(!PageUptodate(page));
+ if (page->mapping == mngda) {
+ DBG_BUGON(!PageUptodate(page));
continue;
}
#endif
@@ -901,11 +882,9 @@ static int z_erofs_vle_unzip(struct super_block *sb,
/* only non-head page could be reused as a compressed page */
pagenr = z_erofs_onlinepage_index(page);

- BUG_ON(pagenr >= nr_pages);
-#ifndef CONFIG_EROFS_FS_ZIP_MULTIREF
- BUG_ON(pages[pagenr] != NULL);
+ DBG_BUGON(pagenr >= nr_pages);
+ DBG_BUGON(pages[pagenr]);
++sparsemem_pages;
-#endif
pages[pagenr] = page;

overlapped = true;
@@ -914,9 +893,6 @@ static int z_erofs_vle_unzip(struct super_block *sb,
llen = (nr_pages << PAGE_SHIFT) - work->pageofs;

if (z_erofs_vle_workgrp_fmt(grp) == Z_EROFS_VLE_WORKGRP_FMT_PLAIN) {
- /* FIXME! this should be fixed in the future */
- BUG_ON(grp->llen != llen);
-
err = z_erofs_vle_plain_copy(compressed_pages, clusterpages,
pages, nr_pages, work->pageofs);
goto out;
@@ -931,12 +907,8 @@ static int z_erofs_vle_unzip(struct super_block *sb,
if (err != -ENOTSUPP)
goto out_percpu;

-#ifndef CONFIG_EROFS_FS_ZIP_MULTIREF
- if (sparsemem_pages >= nr_pages) {
- BUG_ON(sparsemem_pages > nr_pages);
+ if (sparsemem_pages >= nr_pages)
goto skip_allocpage;
- }
-#endif

for (i = 0; i < nr_pages; ++i) {
if (pages[i] != NULL)
@@ -945,9 +917,7 @@ static int z_erofs_vle_unzip(struct super_block *sb,
pages[i] = __stagingpage_alloc(page_pool, GFP_NOFS);
}

-#ifndef CONFIG_EROFS_FS_ZIP_MULTIREF
skip_allocpage:
-#endif
vout = erofs_vmap(pages, nr_pages);

err = z_erofs_vle_unzip_vmap(compressed_pages,
@@ -1031,7 +1001,7 @@ static void z_erofs_vle_unzip_wq(struct work_struct *work)
struct z_erofs_vle_unzip_io_sb, io.u.work);
LIST_HEAD(page_pool);

- BUG_ON(iosb->io.head == Z_EROFS_VLE_WORKGRP_TAIL_CLOSED);
+ DBG_BUGON(iosb->io.head == Z_EROFS_VLE_WORKGRP_TAIL_CLOSED);
z_erofs_vle_unzip_all(iosb->sb, &iosb->io, &page_pool);

put_pages_list(&page_pool);
@@ -1360,7 +1330,6 @@ static inline int __z_erofs_vle_normalaccess_readpages(
continue;
}

- BUG_ON(PagePrivate(page));
set_page_private(page, (unsigned long)head);
head = page;
}
diff --git a/drivers/staging/erofs/unzip_vle.h b/drivers/staging/erofs/unzip_vle.h
index 393998500865..3316bc36965d 100644
--- a/drivers/staging/erofs/unzip_vle.h
+++ b/drivers/staging/erofs/unzip_vle.h
@@ -47,13 +47,6 @@ static inline bool z_erofs_gather_if_stagingpage(struct list_head *page_pool,
#define Z_EROFS_VLE_INLINE_PAGEVECS 3

struct z_erofs_vle_work {
- /* struct z_erofs_vle_work *left, *right; */
-
-#ifdef CONFIG_EROFS_FS_ZIP_MULTIREF
- struct list_head list;
-
- atomic_t refcount;
-#endif
struct mutex lock;

/* I: decompression offset in page */
@@ -107,10 +100,8 @@ static inline void z_erofs_vle_set_workgrp_fmt(
grp->flags = fmt | (grp->flags & ~Z_EROFS_VLE_WORKGRP_FMT_MASK);
}

-#ifdef CONFIG_EROFS_FS_ZIP_MULTIREF
-#error multiref decompression is unimplemented yet
-#else

+/* definitions if multiref is disabled */
#define z_erofs_vle_grab_primary_work(grp) (&(grp)->work)
#define z_erofs_vle_grab_work(grp, pageofs) (&(grp)->work)
#define z_erofs_vle_work_workgroup(wrk, primary) \
@@ -118,7 +109,6 @@ static inline void z_erofs_vle_set_workgrp_fmt(
struct z_erofs_vle_workgroup, work) : \
({ BUG(); (void *)NULL; }))

-#endif

#define Z_EROFS_WORKGROUP_SIZE sizeof(struct z_erofs_vle_workgroup)

diff --git a/drivers/staging/erofs/unzip_vle_lz4.c b/drivers/staging/erofs/unzip_vle_lz4.c
index f5b665f15be5..9cb35cd33365 100644
--- a/drivers/staging/erofs/unzip_vle_lz4.c
+++ b/drivers/staging/erofs/unzip_vle_lz4.c
@@ -57,7 +57,7 @@ int z_erofs_vle_plain_copy(struct page **compressed_pages,
if (compressed_pages[j] != page)
continue;

- BUG_ON(mirrored[j]);
+ DBG_BUGON(mirrored[j]);
memcpy(percpu_data + j * PAGE_SIZE, dst, PAGE_SIZE);
mirrored[j] = true;
break;
diff --git a/drivers/staging/erofs/utils.c b/drivers/staging/erofs/utils.c
index 595cf90af9bb..dd2ac9dbc4b4 100644
--- a/drivers/staging/erofs/utils.c
+++ b/drivers/staging/erofs/utils.c
@@ -23,9 +23,6 @@ struct page *erofs_allocpage(struct list_head *pool, gfp_t gfp)
list_del(&page->lru);
} else {
page = alloc_pages(gfp | __GFP_NOFAIL, 0);
-
- BUG_ON(page == NULL);
- BUG_ON(page->mapping != NULL);
}
return page;
}
@@ -60,7 +57,7 @@ struct erofs_workgroup *erofs_find_workgroup(
/* decrease refcount added by erofs_workgroup_put */
if (unlikely(oldcount == 1))
atomic_long_dec(&erofs_global_shrink_cnt);
- BUG_ON(index != grp->index);
+ DBG_BUGON(index != grp->index);
}
rcu_read_unlock();
return grp;
@@ -73,8 +70,11 @@ int erofs_register_workgroup(struct super_block *sb,
struct erofs_sb_info *sbi;
int err;

- /* grp->refcount should not < 1 */
- BUG_ON(!atomic_read(&grp->refcount));
+ /* grp shouldn't be broken or used before */
+ if (unlikely(atomic_read(&grp->refcount) != 1)) {
+ DBG_BUGON(1);
+ return -EINVAL;
+ }

err = radix_tree_preload(GFP_NOFS);
if (err)
diff --git a/drivers/target/target_core_user.c b/drivers/target/target_core_user.c
index 9cd404acdb82..ac7620120491 100644
--- a/drivers/target/target_core_user.c
+++ b/drivers/target/target_core_user.c
@@ -148,7 +148,7 @@ struct tcmu_dev {
size_t ring_size;

struct mutex cmdr_lock;
- struct list_head cmdr_queue;
+ struct list_head qfull_queue;

uint32_t dbi_max;
uint32_t dbi_thresh;
@@ -159,6 +159,7 @@ struct tcmu_dev {

struct timer_list cmd_timer;
unsigned int cmd_time_out;
+ struct list_head inflight_queue;

struct timer_list qfull_timer;
int qfull_time_out;
@@ -179,7 +180,7 @@ struct tcmu_dev {
struct tcmu_cmd {
struct se_cmd *se_cmd;
struct tcmu_dev *tcmu_dev;
- struct list_head cmdr_queue_entry;
+ struct list_head queue_entry;

uint16_t cmd_id;

@@ -192,6 +193,7 @@ struct tcmu_cmd {
unsigned long deadline;

#define TCMU_CMD_BIT_EXPIRED 0
+#define TCMU_CMD_BIT_INFLIGHT 1
unsigned long flags;
};
/*
@@ -586,7 +588,7 @@ static struct tcmu_cmd *tcmu_alloc_cmd(struct se_cmd *se_cmd)
if (!tcmu_cmd)
return NULL;

- INIT_LIST_HEAD(&tcmu_cmd->cmdr_queue_entry);
+ INIT_LIST_HEAD(&tcmu_cmd->queue_entry);
tcmu_cmd->se_cmd = se_cmd;
tcmu_cmd->tcmu_dev = udev;

@@ -915,11 +917,13 @@ static int tcmu_setup_cmd_timer(struct tcmu_cmd *tcmu_cmd, unsigned int tmo,
return 0;

tcmu_cmd->deadline = round_jiffies_up(jiffies + msecs_to_jiffies(tmo));
- mod_timer(timer, tcmu_cmd->deadline);
+ if (!timer_pending(timer))
+ mod_timer(timer, tcmu_cmd->deadline);
+
return 0;
}

-static int add_to_cmdr_queue(struct tcmu_cmd *tcmu_cmd)
+static int add_to_qfull_queue(struct tcmu_cmd *tcmu_cmd)
{
struct tcmu_dev *udev = tcmu_cmd->tcmu_dev;
unsigned int tmo;
@@ -942,7 +946,7 @@ static int add_to_cmdr_queue(struct tcmu_cmd *tcmu_cmd)
if (ret)
return ret;

- list_add_tail(&tcmu_cmd->cmdr_queue_entry, &udev->cmdr_queue);
+ list_add_tail(&tcmu_cmd->queue_entry, &udev->qfull_queue);
pr_debug("adding cmd %u on dev %s to ring space wait queue\n",
tcmu_cmd->cmd_id, udev->name);
return 0;
@@ -999,7 +1003,7 @@ static sense_reason_t queue_cmd_ring(struct tcmu_cmd *tcmu_cmd, int *scsi_err)
base_command_size = tcmu_cmd_get_base_cmd_size(tcmu_cmd->dbi_cnt);
command_size = tcmu_cmd_get_cmd_size(tcmu_cmd, base_command_size);

- if (!list_empty(&udev->cmdr_queue))
+ if (!list_empty(&udev->qfull_queue))
goto queue;

mb = udev->mb_addr;
@@ -1096,13 +1100,16 @@ static sense_reason_t queue_cmd_ring(struct tcmu_cmd *tcmu_cmd, int *scsi_err)
UPDATE_HEAD(mb->cmd_head, command_size, udev->cmdr_size);
tcmu_flush_dcache_range(mb, sizeof(*mb));

+ list_add_tail(&tcmu_cmd->queue_entry, &udev->inflight_queue);
+ set_bit(TCMU_CMD_BIT_INFLIGHT, &tcmu_cmd->flags);
+
/* TODO: only if FLUSH and FUA? */
uio_event_notify(&udev->uio_info);

return 0;

queue:
- if (add_to_cmdr_queue(tcmu_cmd)) {
+ if (add_to_qfull_queue(tcmu_cmd)) {
*scsi_err = TCM_OUT_OF_RESOURCES;
return -1;
}
@@ -1145,6 +1152,8 @@ static void tcmu_handle_completion(struct tcmu_cmd *cmd, struct tcmu_cmd_entry *
if (test_bit(TCMU_CMD_BIT_EXPIRED, &cmd->flags))
goto out;

+ list_del_init(&cmd->queue_entry);
+
tcmu_cmd_reset_dbi_cur(cmd);

if (entry->hdr.uflags & TCMU_UFLAG_UNKNOWN_OP) {
@@ -1194,9 +1203,29 @@ static void tcmu_handle_completion(struct tcmu_cmd *cmd, struct tcmu_cmd_entry *
tcmu_free_cmd(cmd);
}

+static void tcmu_set_next_deadline(struct list_head *queue,
+ struct timer_list *timer)
+{
+ struct tcmu_cmd *tcmu_cmd, *tmp_cmd;
+ unsigned long deadline = 0;
+
+ list_for_each_entry_safe(tcmu_cmd, tmp_cmd, queue, queue_entry) {
+ if (!time_after(jiffies, tcmu_cmd->deadline)) {
+ deadline = tcmu_cmd->deadline;
+ break;
+ }
+ }
+
+ if (deadline)
+ mod_timer(timer, deadline);
+ else
+ del_timer(timer);
+}
+
static unsigned int tcmu_handle_completions(struct tcmu_dev *udev)
{
struct tcmu_mailbox *mb;
+ struct tcmu_cmd *cmd;
int handled = 0;

if (test_bit(TCMU_DEV_BIT_BROKEN, &udev->flags)) {
@@ -1210,7 +1239,6 @@ static unsigned int tcmu_handle_completions(struct tcmu_dev *udev)
while (udev->cmdr_last_cleaned != READ_ONCE(mb->cmd_tail)) {

struct tcmu_cmd_entry *entry = (void *) mb + CMDR_OFF + udev->cmdr_last_cleaned;
- struct tcmu_cmd *cmd;

tcmu_flush_dcache_range(entry, sizeof(*entry));

@@ -1243,7 +1271,7 @@ static unsigned int tcmu_handle_completions(struct tcmu_dev *udev)
/* no more pending commands */
del_timer(&udev->cmd_timer);

- if (list_empty(&udev->cmdr_queue)) {
+ if (list_empty(&udev->qfull_queue)) {
/*
* no more pending or waiting commands so try to
* reclaim blocks if needed.
@@ -1252,6 +1280,8 @@ static unsigned int tcmu_handle_completions(struct tcmu_dev *udev)
tcmu_global_max_blocks)
schedule_delayed_work(&tcmu_unmap_work, 0);
}
+ } else if (udev->cmd_time_out) {
+ tcmu_set_next_deadline(&udev->inflight_queue, &udev->cmd_timer);
}

return handled;
@@ -1271,7 +1301,7 @@ static int tcmu_check_expired_cmd(int id, void *p, void *data)
if (!time_after(jiffies, cmd->deadline))
return 0;

- is_running = list_empty(&cmd->cmdr_queue_entry);
+ is_running = test_bit(TCMU_CMD_BIT_INFLIGHT, &cmd->flags);
se_cmd = cmd->se_cmd;

if (is_running) {
@@ -1288,12 +1318,11 @@ static int tcmu_check_expired_cmd(int id, void *p, void *data)
*/
scsi_status = SAM_STAT_CHECK_CONDITION;
} else {
- list_del_init(&cmd->cmdr_queue_entry);
-
idr_remove(&udev->commands, id);
tcmu_free_cmd(cmd);
scsi_status = SAM_STAT_TASK_SET_FULL;
}
+ list_del_init(&cmd->queue_entry);

pr_debug("Timing out cmd %u on dev %s that is %s.\n",
id, udev->name, is_running ? "inflight" : "queued");
@@ -1372,7 +1401,8 @@ static struct se_device *tcmu_alloc_device(struct se_hba *hba, const char *name)

INIT_LIST_HEAD(&udev->node);
INIT_LIST_HEAD(&udev->timedout_entry);
- INIT_LIST_HEAD(&udev->cmdr_queue);
+ INIT_LIST_HEAD(&udev->qfull_queue);
+ INIT_LIST_HEAD(&udev->inflight_queue);
idr_init(&udev->commands);

timer_setup(&udev->qfull_timer, tcmu_qfull_timedout, 0);
@@ -1383,7 +1413,7 @@ static struct se_device *tcmu_alloc_device(struct se_hba *hba, const char *name)
return &udev->se_dev;
}

-static bool run_cmdr_queue(struct tcmu_dev *udev, bool fail)
+static bool run_qfull_queue(struct tcmu_dev *udev, bool fail)
{
struct tcmu_cmd *tcmu_cmd, *tmp_cmd;
LIST_HEAD(cmds);
@@ -1391,15 +1421,15 @@ static bool run_cmdr_queue(struct tcmu_dev *udev, bool fail)
sense_reason_t scsi_ret;
int ret;

- if (list_empty(&udev->cmdr_queue))
+ if (list_empty(&udev->qfull_queue))
return true;

pr_debug("running %s's cmdr queue forcefail %d\n", udev->name, fail);

- list_splice_init(&udev->cmdr_queue, &cmds);
+ list_splice_init(&udev->qfull_queue, &cmds);

- list_for_each_entry_safe(tcmu_cmd, tmp_cmd, &cmds, cmdr_queue_entry) {
- list_del_init(&tcmu_cmd->cmdr_queue_entry);
+ list_for_each_entry_safe(tcmu_cmd, tmp_cmd, &cmds, queue_entry) {
+ list_del_init(&tcmu_cmd->queue_entry);

pr_debug("removing cmd %u on dev %s from queue\n",
tcmu_cmd->cmd_id, udev->name);
@@ -1437,14 +1467,13 @@ static bool run_cmdr_queue(struct tcmu_dev *udev, bool fail)
* cmd was requeued, so just put all cmds back in
* the queue
*/
- list_splice_tail(&cmds, &udev->cmdr_queue);
+ list_splice_tail(&cmds, &udev->qfull_queue);
drained = false;
- goto done;
+ break;
}
}
- if (list_empty(&udev->cmdr_queue))
- del_timer(&udev->qfull_timer);
-done:
+
+ tcmu_set_next_deadline(&udev->qfull_queue, &udev->qfull_timer);
return drained;
}

@@ -1454,7 +1483,7 @@ static int tcmu_irqcontrol(struct uio_info *info, s32 irq_on)

mutex_lock(&udev->cmdr_lock);
tcmu_handle_completions(udev);
- run_cmdr_queue(udev, false);
+ run_qfull_queue(udev, false);
mutex_unlock(&udev->cmdr_lock);

return 0;
@@ -1982,7 +2011,7 @@ static void tcmu_block_dev(struct tcmu_dev *udev)
/* complete IO that has executed successfully */
tcmu_handle_completions(udev);
/* fail IO waiting to be queued */
- run_cmdr_queue(udev, true);
+ run_qfull_queue(udev, true);

unlock:
mutex_unlock(&udev->cmdr_lock);
@@ -1997,7 +2026,7 @@ static void tcmu_reset_ring(struct tcmu_dev *udev, u8 err_level)
mutex_lock(&udev->cmdr_lock);

idr_for_each_entry(&udev->commands, cmd, i) {
- if (!list_empty(&cmd->cmdr_queue_entry))
+ if (!test_bit(TCMU_CMD_BIT_INFLIGHT, &cmd->flags))
continue;

pr_debug("removing cmd %u on dev %s from ring (is expired %d)\n",
@@ -2006,6 +2035,7 @@ static void tcmu_reset_ring(struct tcmu_dev *udev, u8 err_level)

idr_remove(&udev->commands, i);
if (!test_bit(TCMU_CMD_BIT_EXPIRED, &cmd->flags)) {
+ list_del_init(&cmd->queue_entry);
if (err_level == 1) {
/*
* Userspace was not able to start the
@@ -2666,6 +2696,10 @@ static void check_timedout_devices(void)

mutex_lock(&udev->cmdr_lock);
idr_for_each(&udev->commands, tcmu_check_expired_cmd, NULL);
+
+ tcmu_set_next_deadline(&udev->inflight_queue, &udev->cmd_timer);
+ tcmu_set_next_deadline(&udev->qfull_queue, &udev->qfull_timer);
+
mutex_unlock(&udev->cmdr_lock);

spin_lock_bh(&timed_out_udevs_lock);
diff --git a/drivers/vhost/vhost.c b/drivers/vhost/vhost.c
index 5eaeca805c95..b214a72d5caa 100644
--- a/drivers/vhost/vhost.c
+++ b/drivers/vhost/vhost.c
@@ -1035,8 +1035,10 @@ ssize_t vhost_chr_write_iter(struct vhost_dev *dev,
int type, ret;

ret = copy_from_iter(&type, sizeof(type), from);
- if (ret != sizeof(type))
+ if (ret != sizeof(type)) {
+ ret = -EINVAL;
goto done;
+ }

switch (type) {
case VHOST_IOTLB_MSG:
@@ -1055,8 +1057,10 @@ ssize_t vhost_chr_write_iter(struct vhost_dev *dev,

iov_iter_advance(from, offset);
ret = copy_from_iter(&msg, sizeof(msg), from);
- if (ret != sizeof(msg))
+ if (ret != sizeof(msg)) {
+ ret = -EINVAL;
goto done;
+ }
if (vhost_process_iotlb_msg(dev, &msg)) {
ret = -EFAULT;
goto done;
diff --git a/drivers/video/backlight/pwm_bl.c b/drivers/video/backlight/pwm_bl.c
index bdfcc0a71db1..6bde543452f2 100644
--- a/drivers/video/backlight/pwm_bl.c
+++ b/drivers/video/backlight/pwm_bl.c
@@ -262,6 +262,16 @@ static int pwm_backlight_parse_dt(struct device *dev,

memset(data, 0, sizeof(*data));

+ /*
+ * These values are optional and set as 0 by default, the out values
+ * are modified only if a valid u32 value can be decoded.
+ */
+ of_property_read_u32(node, "post-pwm-on-delay-ms",
+ &data->post_pwm_on_delay);
+ of_property_read_u32(node, "pwm-off-delay-ms", &data->pwm_off_delay);
+
+ data->enable_gpio = -EINVAL;
+
/*
* Determine the number of brightness levels, if this property is not
* set a default table of brightness levels will be used.
@@ -374,15 +384,6 @@ static int pwm_backlight_parse_dt(struct device *dev,
data->max_brightness--;
}

- /*
- * These values are optional and set as 0 by default, the out values
- * are modified only if a valid u32 value can be decoded.
- */
- of_property_read_u32(node, "post-pwm-on-delay-ms",
- &data->post_pwm_on_delay);
- of_property_read_u32(node, "pwm-off-delay-ms", &data->pwm_off_delay);
-
- data->enable_gpio = -EINVAL;
return 0;
}

diff --git a/drivers/video/fbdev/udlfb.c b/drivers/video/fbdev/udlfb.c
index afbd6101c78e..070026a7e55a 100644
--- a/drivers/video/fbdev/udlfb.c
+++ b/drivers/video/fbdev/udlfb.c
@@ -916,8 +916,6 @@ static int dlfb_ops_open(struct fb_info *info, int user)

dlfb->fb_count++;

- kref_get(&dlfb->kref);
-
if (fb_defio && (info->fbdefio == NULL)) {
/* enable defio at last moment if not disabled by client */

@@ -940,14 +938,17 @@ static int dlfb_ops_open(struct fb_info *info, int user)
return 0;
}

-/*
- * Called when all client interfaces to start transactions have been disabled,
- * and all references to our device instance (dlfb_data) are released.
- * Every transaction must have a reference, so we know are fully spun down
- */
-static void dlfb_free(struct kref *kref)
+static void dlfb_ops_destroy(struct fb_info *info)
{
- struct dlfb_data *dlfb = container_of(kref, struct dlfb_data, kref);
+ struct dlfb_data *dlfb = info->par;
+
+ if (info->cmap.len != 0)
+ fb_dealloc_cmap(&info->cmap);
+ if (info->monspecs.modedb)
+ fb_destroy_modedb(info->monspecs.modedb);
+ vfree(info->screen_base);
+
+ fb_destroy_modelist(&info->modelist);

while (!list_empty(&dlfb->deferred_free)) {
struct dlfb_deferred_free *d = list_entry(dlfb->deferred_free.next, struct dlfb_deferred_free, list);
@@ -957,40 +958,13 @@ static void dlfb_free(struct kref *kref)
}
vfree(dlfb->backing_buffer);
kfree(dlfb->edid);
+ usb_put_dev(dlfb->udev);
kfree(dlfb);
-}
-
-static void dlfb_free_framebuffer(struct dlfb_data *dlfb)
-{
- struct fb_info *info = dlfb->info;
-
- if (info) {
- unregister_framebuffer(info);
-
- if (info->cmap.len != 0)
- fb_dealloc_cmap(&info->cmap);
- if (info->monspecs.modedb)
- fb_destroy_modedb(info->monspecs.modedb);
- vfree(info->screen_base);
-
- fb_destroy_modelist(&info->modelist);
-
- dlfb->info = NULL;
-
- /* Assume info structure is freed after this point */
- framebuffer_release(info);
- }

- /* ref taken in probe() as part of registering framebfufer */
- kref_put(&dlfb->kref, dlfb_free);
+ /* Assume info structure is freed after this point */
+ framebuffer_release(info);
}

-static void dlfb_free_framebuffer_work(struct work_struct *work)
-{
- struct dlfb_data *dlfb = container_of(work, struct dlfb_data,
- free_framebuffer_work.work);
- dlfb_free_framebuffer(dlfb);
-}
/*
* Assumes caller is holding info->lock mutex (for open and release at least)
*/
@@ -1000,10 +974,6 @@ static int dlfb_ops_release(struct fb_info *info, int user)

dlfb->fb_count--;

- /* We can't free fb_info here - fbmem will touch it when we return */
- if (dlfb->virtualized && (dlfb->fb_count == 0))
- schedule_delayed_work(&dlfb->free_framebuffer_work, HZ);
-
if ((dlfb->fb_count == 0) && (info->fbdefio)) {
fb_deferred_io_cleanup(info);
kfree(info->fbdefio);
@@ -1013,8 +983,6 @@ static int dlfb_ops_release(struct fb_info *info, int user)

dev_dbg(info->dev, "release, user=%d count=%d\n", user, dlfb->fb_count);

- kref_put(&dlfb->kref, dlfb_free);
-
return 0;
}

@@ -1172,6 +1140,7 @@ static struct fb_ops dlfb_ops = {
.fb_blank = dlfb_ops_blank,
.fb_check_var = dlfb_ops_check_var,
.fb_set_par = dlfb_ops_set_par,
+ .fb_destroy = dlfb_ops_destroy,
};


@@ -1615,12 +1584,13 @@ static int dlfb_parse_vendor_descriptor(struct dlfb_data *dlfb,
return true;
}

-static void dlfb_init_framebuffer_work(struct work_struct *work);
-
static int dlfb_usb_probe(struct usb_interface *intf,
const struct usb_device_id *id)
{
+ int i;
+ const struct device_attribute *attr;
struct dlfb_data *dlfb;
+ struct fb_info *info;
int retval = -ENOMEM;
struct usb_device *usbdev = interface_to_usbdev(intf);

@@ -1631,10 +1601,9 @@ static int dlfb_usb_probe(struct usb_interface *intf,
goto error;
}

- kref_init(&dlfb->kref); /* matching kref_put in usb .disconnect fn */
INIT_LIST_HEAD(&dlfb->deferred_free);

- dlfb->udev = usbdev;
+ dlfb->udev = usb_get_dev(usbdev);
usb_set_intfdata(intf, dlfb);

dev_dbg(&intf->dev, "console enable=%d\n", console);
@@ -1657,42 +1626,6 @@ static int dlfb_usb_probe(struct usb_interface *intf,
}


- if (!dlfb_alloc_urb_list(dlfb, WRITES_IN_FLIGHT, MAX_TRANSFER)) {
- retval = -ENOMEM;
- dev_err(&intf->dev, "unable to allocate urb list\n");
- goto error;
- }
-
- kref_get(&dlfb->kref); /* matching kref_put in free_framebuffer_work */
-
- /* We don't register a new USB class. Our client interface is dlfbev */
-
- /* Workitem keep things fast & simple during USB enumeration */
- INIT_DELAYED_WORK(&dlfb->init_framebuffer_work,
- dlfb_init_framebuffer_work);
- schedule_delayed_work(&dlfb->init_framebuffer_work, 0);
-
- return 0;
-
-error:
- if (dlfb) {
-
- kref_put(&dlfb->kref, dlfb_free); /* last ref from kref_init */
-
- /* dev has been deallocated. Do not dereference */
- }
-
- return retval;
-}
-
-static void dlfb_init_framebuffer_work(struct work_struct *work)
-{
- int i, retval;
- struct fb_info *info;
- const struct device_attribute *attr;
- struct dlfb_data *dlfb = container_of(work, struct dlfb_data,
- init_framebuffer_work.work);
-
/* allocates framebuffer driver structure, not framebuffer memory */
info = framebuffer_alloc(0, &dlfb->udev->dev);
if (!info) {
@@ -1706,17 +1639,22 @@ static void dlfb_init_framebuffer_work(struct work_struct *work)
dlfb->ops = dlfb_ops;
info->fbops = &dlfb->ops;

+ INIT_LIST_HEAD(&info->modelist);
+
+ if (!dlfb_alloc_urb_list(dlfb, WRITES_IN_FLIGHT, MAX_TRANSFER)) {
+ retval = -ENOMEM;
+ dev_err(&intf->dev, "unable to allocate urb list\n");
+ goto error;
+ }
+
+ /* We don't register a new USB class. Our client interface is dlfbev */
+
retval = fb_alloc_cmap(&info->cmap, 256, 0);
if (retval < 0) {
dev_err(info->device, "cmap allocation failed: %d\n", retval);
goto error;
}

- INIT_DELAYED_WORK(&dlfb->free_framebuffer_work,
- dlfb_free_framebuffer_work);
-
- INIT_LIST_HEAD(&info->modelist);
-
retval = dlfb_setup_modes(dlfb, info, NULL, 0);
if (retval != 0) {
dev_err(info->device,
@@ -1760,10 +1698,16 @@ static void dlfb_init_framebuffer_work(struct work_struct *work)
dev_name(info->dev), info->var.xres, info->var.yres,
((dlfb->backing_buffer) ?
info->fix.smem_len * 2 : info->fix.smem_len) >> 10);
- return;
+ return 0;

error:
- dlfb_free_framebuffer(dlfb);
+ if (dlfb->info) {
+ dlfb_ops_destroy(dlfb->info);
+ } else if (dlfb) {
+ usb_put_dev(dlfb->udev);
+ kfree(dlfb);
+ }
+ return retval;
}

static void dlfb_usb_disconnect(struct usb_interface *intf)
@@ -1791,20 +1735,9 @@ static void dlfb_usb_disconnect(struct usb_interface *intf)
for (i = 0; i < ARRAY_SIZE(fb_device_attrs); i++)
device_remove_file(info->dev, &fb_device_attrs[i]);
device_remove_bin_file(info->dev, &edid_attr);
- unlink_framebuffer(info);
}

- usb_set_intfdata(intf, NULL);
- dlfb->udev = NULL;
-
- /* if clients still have us open, will be freed on last close */
- if (dlfb->fb_count == 0)
- schedule_delayed_work(&dlfb->free_framebuffer_work, 0);
-
- /* release reference taken by kref_init in probe() */
- kref_put(&dlfb->kref, dlfb_free);
-
- /* consider dlfb_data freed */
+ unregister_framebuffer(info);
}

static struct usb_driver dlfb_driver = {
diff --git a/drivers/watchdog/mt7621_wdt.c b/drivers/watchdog/mt7621_wdt.c
index 5c4a764717c4..81208cd3f4ec 100644
--- a/drivers/watchdog/mt7621_wdt.c
+++ b/drivers/watchdog/mt7621_wdt.c
@@ -17,6 +17,7 @@
#include <linux/watchdog.h>
#include <linux/moduleparam.h>
#include <linux/platform_device.h>
+#include <linux/mod_devicetable.h>

#include <asm/mach-ralink/ralink_regs.h>

diff --git a/drivers/watchdog/rt2880_wdt.c b/drivers/watchdog/rt2880_wdt.c
index 98967f0a7d10..db7c57d82cfd 100644
--- a/drivers/watchdog/rt2880_wdt.c
+++ b/drivers/watchdog/rt2880_wdt.c
@@ -18,6 +18,7 @@
#include <linux/watchdog.h>
#include <linux/moduleparam.h>
#include <linux/platform_device.h>
+#include <linux/mod_devicetable.h>

#include <asm/mach-ralink/ralink_regs.h>

diff --git a/drivers/xen/pvcalls-back.c b/drivers/xen/pvcalls-back.c
index b1092fbefa63..d4ea33581ac2 100644
--- a/drivers/xen/pvcalls-back.c
+++ b/drivers/xen/pvcalls-back.c
@@ -160,9 +160,10 @@ static void pvcalls_conn_back_read(void *opaque)

/* write the data, then modify the indexes */
virt_wmb();
- if (ret < 0)
+ if (ret < 0) {
+ atomic_set(&map->read, 0);
intf->in_error = ret;
- else
+ } else
intf->in_prod = prod + ret;
/* update the indexes, then notify the other end */
virt_wmb();
@@ -282,13 +283,11 @@ static int pvcalls_back_socket(struct xenbus_device *dev,
static void pvcalls_sk_state_change(struct sock *sock)
{
struct sock_mapping *map = sock->sk_user_data;
- struct pvcalls_data_intf *intf;

if (map == NULL)
return;

- intf = map->ring;
- intf->in_error = -ENOTCONN;
+ atomic_inc(&map->read);
notify_remote_via_irq(map->irq);
}

diff --git a/drivers/xen/pvcalls-front.c b/drivers/xen/pvcalls-front.c
index 77224d8f3e6f..91da7e44d5d4 100644
--- a/drivers/xen/pvcalls-front.c
+++ b/drivers/xen/pvcalls-front.c
@@ -31,6 +31,12 @@
#define PVCALLS_NR_RSP_PER_RING __CONST_RING_SIZE(xen_pvcalls, XEN_PAGE_SIZE)
#define PVCALLS_FRONT_MAX_SPIN 5000

+static struct proto pvcalls_proto = {
+ .name = "PVCalls",
+ .owner = THIS_MODULE,
+ .obj_size = sizeof(struct sock),
+};
+
struct pvcalls_bedata {
struct xen_pvcalls_front_ring ring;
grant_ref_t ref;
@@ -335,6 +341,42 @@ int pvcalls_front_socket(struct socket *sock)
return ret;
}

+static void free_active_ring(struct sock_mapping *map)
+{
+ if (!map->active.ring)
+ return;
+
+ free_pages((unsigned long)map->active.data.in,
+ map->active.ring->ring_order);
+ free_page((unsigned long)map->active.ring);
+}
+
+static int alloc_active_ring(struct sock_mapping *map)
+{
+ void *bytes;
+
+ map->active.ring = (struct pvcalls_data_intf *)
+ get_zeroed_page(GFP_KERNEL);
+ if (!map->active.ring)
+ goto out;
+
+ map->active.ring->ring_order = PVCALLS_RING_ORDER;
+ bytes = (void *)__get_free_pages(GFP_KERNEL | __GFP_ZERO,
+ PVCALLS_RING_ORDER);
+ if (!bytes)
+ goto out;
+
+ map->active.data.in = bytes;
+ map->active.data.out = bytes +
+ XEN_FLEX_RING_SIZE(PVCALLS_RING_ORDER);
+
+ return 0;
+
+out:
+ free_active_ring(map);
+ return -ENOMEM;
+}
+
static int create_active(struct sock_mapping *map, int *evtchn)
{
void *bytes;
@@ -343,15 +385,7 @@ static int create_active(struct sock_mapping *map, int *evtchn)
*evtchn = -1;
init_waitqueue_head(&map->active.inflight_conn_req);

- map->active.ring = (struct pvcalls_data_intf *)
- __get_free_page(GFP_KERNEL | __GFP_ZERO);
- if (map->active.ring == NULL)
- goto out_error;
- map->active.ring->ring_order = PVCALLS_RING_ORDER;
- bytes = (void *)__get_free_pages(GFP_KERNEL | __GFP_ZERO,
- PVCALLS_RING_ORDER);
- if (bytes == NULL)
- goto out_error;
+ bytes = map->active.data.in;
for (i = 0; i < (1 << PVCALLS_RING_ORDER); i++)
map->active.ring->ref[i] = gnttab_grant_foreign_access(
pvcalls_front_dev->otherend_id,
@@ -361,10 +395,6 @@ static int create_active(struct sock_mapping *map, int *evtchn)
pvcalls_front_dev->otherend_id,
pfn_to_gfn(virt_to_pfn((void *)map->active.ring)), 0);

- map->active.data.in = bytes;
- map->active.data.out = bytes +
- XEN_FLEX_RING_SIZE(PVCALLS_RING_ORDER);
-
ret = xenbus_alloc_evtchn(pvcalls_front_dev, evtchn);
if (ret)
goto out_error;
@@ -385,8 +415,6 @@ static int create_active(struct sock_mapping *map, int *evtchn)
out_error:
if (*evtchn >= 0)
xenbus_free_evtchn(pvcalls_front_dev, *evtchn);
- free_pages((unsigned long)map->active.data.in, PVCALLS_RING_ORDER);
- free_page((unsigned long)map->active.ring);
return ret;
}

@@ -406,17 +434,24 @@ int pvcalls_front_connect(struct socket *sock, struct sockaddr *addr,
return PTR_ERR(map);

bedata = dev_get_drvdata(&pvcalls_front_dev->dev);
+ ret = alloc_active_ring(map);
+ if (ret < 0) {
+ pvcalls_exit_sock(sock);
+ return ret;
+ }

spin_lock(&bedata->socket_lock);
ret = get_request(bedata, &req_id);
if (ret < 0) {
spin_unlock(&bedata->socket_lock);
+ free_active_ring(map);
pvcalls_exit_sock(sock);
return ret;
}
ret = create_active(map, &evtchn);
if (ret < 0) {
spin_unlock(&bedata->socket_lock);
+ free_active_ring(map);
pvcalls_exit_sock(sock);
return ret;
}
@@ -560,15 +595,13 @@ static int __read_ring(struct pvcalls_data_intf *intf,
error = intf->in_error;
/* get pointers before reading from the ring */
virt_rmb();
- if (error < 0)
- return error;

size = pvcalls_queued(prod, cons, array_size);
masked_prod = pvcalls_mask(prod, array_size);
masked_cons = pvcalls_mask(cons, array_size);

if (size == 0)
- return 0;
+ return error ?: size;

if (len > size)
len = size;
@@ -780,25 +813,36 @@ int pvcalls_front_accept(struct socket *sock, struct socket *newsock, int flags)
}
}

- spin_lock(&bedata->socket_lock);
- ret = get_request(bedata, &req_id);
- if (ret < 0) {
+ map2 = kzalloc(sizeof(*map2), GFP_KERNEL);
+ if (map2 == NULL) {
clear_bit(PVCALLS_FLAG_ACCEPT_INFLIGHT,
(void *)&map->passive.flags);
- spin_unlock(&bedata->socket_lock);
+ pvcalls_exit_sock(sock);
+ return -ENOMEM;
+ }
+ ret = alloc_active_ring(map2);
+ if (ret < 0) {
+ clear_bit(PVCALLS_FLAG_ACCEPT_INFLIGHT,
+ (void *)&map->passive.flags);
+ kfree(map2);
pvcalls_exit_sock(sock);
return ret;
}
- map2 = kzalloc(sizeof(*map2), GFP_ATOMIC);
- if (map2 == NULL) {
+ spin_lock(&bedata->socket_lock);
+ ret = get_request(bedata, &req_id);
+ if (ret < 0) {
clear_bit(PVCALLS_FLAG_ACCEPT_INFLIGHT,
(void *)&map->passive.flags);
spin_unlock(&bedata->socket_lock);
+ free_active_ring(map2);
+ kfree(map2);
pvcalls_exit_sock(sock);
- return -ENOMEM;
+ return ret;
}
+
ret = create_active(map2, &evtchn);
if (ret < 0) {
+ free_active_ring(map2);
kfree(map2);
clear_bit(PVCALLS_FLAG_ACCEPT_INFLIGHT,
(void *)&map->passive.flags);
@@ -839,7 +883,7 @@ int pvcalls_front_accept(struct socket *sock, struct socket *newsock, int flags)

received:
map2->sock = newsock;
- newsock->sk = kzalloc(sizeof(*newsock->sk), GFP_KERNEL);
+ newsock->sk = sk_alloc(sock_net(sock->sk), PF_INET, GFP_KERNEL, &pvcalls_proto, false);
if (!newsock->sk) {
bedata->rsp[req_id].req_id = PVCALLS_INVALID_ID;
map->passive.inflight_req_id = PVCALLS_INVALID_ID;
@@ -1032,8 +1076,8 @@ int pvcalls_front_release(struct socket *sock)
spin_lock(&bedata->socket_lock);
list_del(&map->list);
spin_unlock(&bedata->socket_lock);
- if (READ_ONCE(map->passive.inflight_req_id) !=
- PVCALLS_INVALID_ID) {
+ if (READ_ONCE(map->passive.inflight_req_id) != PVCALLS_INVALID_ID &&
+ READ_ONCE(map->passive.inflight_req_id) != 0) {
pvcalls_front_free_map(bedata,
map->passive.accept_map);
}
diff --git a/fs/afs/flock.c b/fs/afs/flock.c
index dc62d15a964b..1bb300ef362b 100644
--- a/fs/afs/flock.c
+++ b/fs/afs/flock.c
@@ -208,7 +208,7 @@ void afs_lock_work(struct work_struct *work)
/* The new front of the queue now owns the state variables. */
next = list_entry(vnode->pending_locks.next,
struct file_lock, fl_u.afs.link);
- vnode->lock_key = afs_file_key(next->fl_file);
+ vnode->lock_key = key_get(afs_file_key(next->fl_file));
vnode->lock_type = (next->fl_type == F_RDLCK) ? AFS_LOCK_READ : AFS_LOCK_WRITE;
vnode->lock_state = AFS_VNODE_LOCK_WAITING_FOR_CB;
goto again;
@@ -413,7 +413,7 @@ static void afs_dequeue_lock(struct afs_vnode *vnode, struct file_lock *fl)
/* The new front of the queue now owns the state variables. */
next = list_entry(vnode->pending_locks.next,
struct file_lock, fl_u.afs.link);
- vnode->lock_key = afs_file_key(next->fl_file);
+ vnode->lock_key = key_get(afs_file_key(next->fl_file));
vnode->lock_type = (next->fl_type == F_RDLCK) ? AFS_LOCK_READ : AFS_LOCK_WRITE;
vnode->lock_state = AFS_VNODE_LOCK_WAITING_FOR_CB;
afs_lock_may_be_available(vnode);
diff --git a/fs/afs/inode.c b/fs/afs/inode.c
index 071075d775a9..0726e40db0f8 100644
--- a/fs/afs/inode.c
+++ b/fs/afs/inode.c
@@ -411,7 +411,6 @@ int afs_validate(struct afs_vnode *vnode, struct key *key)
} else if (test_bit(AFS_VNODE_DELETED, &vnode->flags)) {
valid = true;
} else {
- vnode->cb_s_break = vnode->cb_interest->server->cb_s_break;
vnode->cb_v_break = vnode->volume->cb_v_break;
valid = false;
}
@@ -543,6 +542,8 @@ void afs_evict_inode(struct inode *inode)
#endif

afs_put_permits(rcu_access_pointer(vnode->permit_cache));
+ key_put(vnode->lock_key);
+ vnode->lock_key = NULL;
_leave("");
}

diff --git a/fs/ceph/snap.c b/fs/ceph/snap.c
index 041c27ea8de1..f74193da0e09 100644
--- a/fs/ceph/snap.c
+++ b/fs/ceph/snap.c
@@ -616,7 +616,8 @@ int __ceph_finish_cap_snap(struct ceph_inode_info *ci,
capsnap->size);

spin_lock(&mdsc->snap_flush_lock);
- list_add_tail(&ci->i_snap_flush_item, &mdsc->snap_flush_list);
+ if (list_empty(&ci->i_snap_flush_item))
+ list_add_tail(&ci->i_snap_flush_item, &mdsc->snap_flush_list);
spin_unlock(&mdsc->snap_flush_lock);
return 1; /* caller may want to ceph_flush_snaps */
}
diff --git a/fs/proc/base.c b/fs/proc/base.c
index 7e9f07bf260d..81d77b15b347 100644
--- a/fs/proc/base.c
+++ b/fs/proc/base.c
@@ -1084,10 +1084,6 @@ static int __set_oom_adj(struct file *file, int oom_adj, bool legacy)

task_lock(p);
if (!p->vfork_done && process_shares_mm(p, mm)) {
- pr_info("updating oom_score_adj for %d (%s) from %d to %d because it shares mm with %d (%s). Report if this is unexpected.\n",
- task_pid_nr(p), p->comm,
- p->signal->oom_score_adj, oom_adj,
- task_pid_nr(task), task->comm);
p->signal->oom_score_adj = oom_adj;
if (!legacy && has_capability_noaudit(current, CAP_SYS_RESOURCE))
p->signal->oom_score_adj_min = (short)oom_adj;
diff --git a/include/keys/user-type.h b/include/keys/user-type.h
index e098cbe27db5..12babe991594 100644
--- a/include/keys/user-type.h
+++ b/include/keys/user-type.h
@@ -31,7 +31,7 @@
struct user_key_payload {
struct rcu_head rcu; /* RCU destructor */
unsigned short datalen; /* length of this data */
- char data[0]; /* actual data */
+ char data[0] __aligned(__alignof__(u64)); /* actual data */
};

extern struct key_type key_type_user;
diff --git a/include/linux/compiler-clang.h b/include/linux/compiler-clang.h
index b1ce500fe8b3..d756f2318efe 100644
--- a/include/linux/compiler-clang.h
+++ b/include/linux/compiler-clang.h
@@ -3,9 +3,8 @@
#error "Please don't include <linux/compiler-clang.h> directly, include <linux/compiler.h> instead."
#endif

-/* Some compiler specific definitions are overwritten here
- * for Clang compiler
- */
+/* Compiler specific definitions for Clang compiler */
+
#define uninitialized_var(x) x = *(&(x))

/* same as gcc, this was present in clang-2.6 so we can assume it works
diff --git a/include/linux/compiler-gcc.h b/include/linux/compiler-gcc.h
index 0242f6eec4ea..a8ff0ca0c321 100644
--- a/include/linux/compiler-gcc.h
+++ b/include/linux/compiler-gcc.h
@@ -58,10 +58,6 @@
(typeof(ptr)) (__ptr + (off)); \
})

-/* Make the optimizer believe the variable can be manipulated arbitrarily. */
-#define OPTIMIZER_HIDE_VAR(var) \
- __asm__ ("" : "=r" (var) : "0" (var))
-
/*
* A trick to suppress uninitialized variable warning without generating any
* code
diff --git a/include/linux/compiler-intel.h b/include/linux/compiler-intel.h
index 4c7f9befa9f6..f1fc60f10317 100644
--- a/include/linux/compiler-intel.h
+++ b/include/linux/compiler-intel.h
@@ -5,9 +5,7 @@

#ifdef __ECC

-/* Some compiler specific definitions are overwritten here
- * for Intel ECC compiler
- */
+/* Compiler specific definitions for Intel ECC compiler */

#include <asm/intrinsics.h>

diff --git a/include/linux/compiler.h b/include/linux/compiler.h
index 681d866efb1e..269d376f5a11 100644
--- a/include/linux/compiler.h
+++ b/include/linux/compiler.h
@@ -158,7 +158,9 @@ void ftrace_likely_update(struct ftrace_likely_data *f, int val,
#endif

#ifndef OPTIMIZER_HIDE_VAR
-#define OPTIMIZER_HIDE_VAR(var) barrier()
+/* Make the optimizer believe the variable can be manipulated arbitrarily. */
+#define OPTIMIZER_HIDE_VAR(var) \
+ __asm__ ("" : "=r" (var) : "0" (var))
#endif

/* Not-quite-unique ID. */
diff --git a/include/linux/qed/qed_chain.h b/include/linux/qed/qed_chain.h
index 59ddf9af909e..2dd0a9ed5b36 100644
--- a/include/linux/qed/qed_chain.h
+++ b/include/linux/qed/qed_chain.h
@@ -663,6 +663,37 @@ static inline void *qed_chain_get_last_elem(struct qed_chain *p_chain)
static inline void qed_chain_set_prod(struct qed_chain *p_chain,
u32 prod_idx, void *p_prod_elem)
{
+ if (p_chain->mode == QED_CHAIN_MODE_PBL) {
+ u32 cur_prod, page_mask, page_cnt, page_diff;
+
+ cur_prod = is_chain_u16(p_chain) ? p_chain->u.chain16.prod_idx :
+ p_chain->u.chain32.prod_idx;
+
+ /* Assume that number of elements in a page is power of 2 */
+ page_mask = ~p_chain->elem_per_page_mask;
+
+ /* Use "cur_prod - 1" and "prod_idx - 1" since producer index
+ * reaches the first element of next page before the page index
+ * is incremented. See qed_chain_produce().
+ * Index wrap around is not a problem because the difference
+ * between current and given producer indices is always
+ * positive and lower than the chain's capacity.
+ */
+ page_diff = (((cur_prod - 1) & page_mask) -
+ ((prod_idx - 1) & page_mask)) /
+ p_chain->elem_per_page;
+
+ page_cnt = qed_chain_get_page_cnt(p_chain);
+ if (is_chain_u16(p_chain))
+ p_chain->pbl.c.u16.prod_page_idx =
+ (p_chain->pbl.c.u16.prod_page_idx -
+ page_diff + page_cnt) % page_cnt;
+ else
+ p_chain->pbl.c.u32.prod_page_idx =
+ (p_chain->pbl.c.u32.prod_page_idx -
+ page_diff + page_cnt) % page_cnt;
+ }
+
if (is_chain_u16(p_chain))
p_chain->u.chain16.prod_idx = (u16) prod_idx;
else
diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
index 5d69e208e8d9..a404d475acee 100644
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -2392,7 +2392,7 @@ static inline void skb_probe_transport_header(struct sk_buff *skb,

if (skb_flow_dissect_flow_keys_basic(skb, &keys, NULL, 0, 0, 0, 0))
skb_set_transport_header(skb, keys.control.thoff);
- else
+ else if (offset_hint >= 0)
skb_set_transport_header(skb, offset_hint);
}

diff --git a/include/linux/virtio_net.h b/include/linux/virtio_net.h
index cb462f9ab7dd..e0348cb0a1dd 100644
--- a/include/linux/virtio_net.h
+++ b/include/linux/virtio_net.h
@@ -57,6 +57,25 @@ static inline int virtio_net_hdr_to_skb(struct sk_buff *skb,

if (!skb_partial_csum_set(skb, start, off))
return -EINVAL;
+ } else {
+ /* gso packets without NEEDS_CSUM do not set transport_offset.
+ * probe and drop if does not match one of the above types.
+ */
+ if (gso_type && skb->network_header) {
+ if (!skb->protocol)
+ virtio_net_hdr_set_proto(skb, hdr);
+retry:
+ skb_probe_transport_header(skb, -1);
+ if (!skb_transport_header_was_set(skb)) {
+ /* UFO does not specify ipv4 or 6: try both */
+ if (gso_type & SKB_GSO_UDP &&
+ skb->protocol == htons(ETH_P_IP)) {
+ skb->protocol = htons(ETH_P_IPV6);
+ goto retry;
+ }
+ return -EINVAL;
+ }
+ }
}

if (hdr->gso_type != VIRTIO_NET_HDR_GSO_NONE) {
diff --git a/include/net/netfilter/nf_flow_table.h b/include/net/netfilter/nf_flow_table.h
index 0e355f4a3d76..0a3de10c6dec 100644
--- a/include/net/netfilter/nf_flow_table.h
+++ b/include/net/netfilter/nf_flow_table.h
@@ -84,7 +84,6 @@ struct flow_offload {
struct nf_flow_route {
struct {
struct dst_entry *dst;
- int ifindex;
} tuple[FLOW_OFFLOAD_DIR_MAX];
};

diff --git a/include/uapi/linux/inet_diag.h b/include/uapi/linux/inet_diag.h
index 14565d703291..e8baca85bac6 100644
--- a/include/uapi/linux/inet_diag.h
+++ b/include/uapi/linux/inet_diag.h
@@ -137,15 +137,21 @@ enum {
INET_DIAG_TCLASS,
INET_DIAG_SKMEMINFO,
INET_DIAG_SHUTDOWN,
- INET_DIAG_DCTCPINFO,
- INET_DIAG_PROTOCOL, /* response attribute only */
+
+ /*
+ * Next extenstions cannot be requested in struct inet_diag_req_v2:
+ * its field idiag_ext has only 8 bits.
+ */
+
+ INET_DIAG_DCTCPINFO, /* request as INET_DIAG_VEGASINFO */
+ INET_DIAG_PROTOCOL, /* response attribute only */
INET_DIAG_SKV6ONLY,
INET_DIAG_LOCALS,
INET_DIAG_PEERS,
INET_DIAG_PAD,
- INET_DIAG_MARK,
- INET_DIAG_BBRINFO,
- INET_DIAG_CLASS_ID,
+ INET_DIAG_MARK, /* only with CAP_NET_ADMIN */
+ INET_DIAG_BBRINFO, /* request as INET_DIAG_VEGASINFO */
+ INET_DIAG_CLASS_ID, /* request as INET_DIAG_TCLASS */
INET_DIAG_MD5SIG,
__INET_DIAG_MAX,
};
diff --git a/include/video/udlfb.h b/include/video/udlfb.h
index 3abd327bada6..7d09e54ae54e 100644
--- a/include/video/udlfb.h
+++ b/include/video/udlfb.h
@@ -36,12 +36,9 @@ struct dlfb_data {
struct usb_device *udev;
struct fb_info *info;
struct urb_list urbs;
- struct kref kref;
char *backing_buffer;
int fb_count;
bool virtualized; /* true when physical usb device not present */
- struct delayed_work init_framebuffer_work;
- struct delayed_work free_framebuffer_work;
atomic_t usb_active; /* 0 = update virtual buffer, but no usb traffic */
atomic_t lost_pixels; /* 1 = a render op failed. Need screen refresh */
char *edid; /* null until we read edid from hw or get from sysfs */
diff --git a/kernel/bpf/stackmap.c b/kernel/bpf/stackmap.c
index 8061a439ef18..6a32933cae4f 100644
--- a/kernel/bpf/stackmap.c
+++ b/kernel/bpf/stackmap.c
@@ -180,11 +180,14 @@ static inline int stack_map_parse_build_id(void *page_addr,

if (nhdr->n_type == BPF_BUILD_ID &&
nhdr->n_namesz == sizeof("GNU") &&
- nhdr->n_descsz == BPF_BUILD_ID_SIZE) {
+ nhdr->n_descsz > 0 &&
+ nhdr->n_descsz <= BPF_BUILD_ID_SIZE) {
memcpy(build_id,
note_start + note_offs +
ALIGN(sizeof("GNU"), 4) + sizeof(Elf32_Nhdr),
- BPF_BUILD_ID_SIZE);
+ nhdr->n_descsz);
+ memset(build_id + nhdr->n_descsz, 0,
+ BPF_BUILD_ID_SIZE - nhdr->n_descsz);
return 0;
}
new_offs = note_offs + sizeof(Elf32_Nhdr) +
@@ -260,7 +263,7 @@ static int stack_map_get_build_id(struct vm_area_struct *vma,
return -EFAULT; /* page not mapped */

ret = -EINVAL;
- page_addr = page_address(page);
+ page_addr = kmap_atomic(page);
ehdr = (Elf32_Ehdr *)page_addr;

/* compare magic x7f "ELF" */
@@ -276,6 +279,7 @@ static int stack_map_get_build_id(struct vm_area_struct *vma,
else if (ehdr->e_ident[EI_CLASS] == ELFCLASS64)
ret = stack_map_get_build_id_64(page_addr, build_id);
out:
+ kunmap_atomic(page_addr);
put_page(page);
return ret;
}
@@ -310,6 +314,7 @@ static void stack_map_get_build_id_offset(struct bpf_stack_build_id *id_offs,
for (i = 0; i < trace_nr; i++) {
id_offs[i].status = BPF_STACK_BUILD_ID_IP;
id_offs[i].ip = ips[i];
+ memset(id_offs[i].build_id, 0, BPF_BUILD_ID_SIZE);
}
return;
}
@@ -320,6 +325,7 @@ static void stack_map_get_build_id_offset(struct bpf_stack_build_id *id_offs,
/* per entry fall back to ips */
id_offs[i].status = BPF_STACK_BUILD_ID_IP;
id_offs[i].ip = ips[i];
+ memset(id_offs[i].build_id, 0, BPF_BUILD_ID_SIZE);
continue;
}
id_offs[i].offset = (vma->vm_pgoff << PAGE_SHIFT) + ips[i]
diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
index bf6f1d70484d..17bd0c0dfa98 100644
--- a/kernel/trace/trace.c
+++ b/kernel/trace/trace.c
@@ -3383,6 +3383,8 @@ static void print_func_help_header_irq(struct trace_buffer *buf, struct seq_file
const char tgid_space[] = " ";
const char space[] = " ";

+ print_event_info(buf, m);
+
seq_printf(m, "# %s _-----=> irqs-off\n",
tgid ? tgid_space : space);
seq_printf(m, "# %s / _----=> need-resched\n",
diff --git a/mm/mempolicy.c b/mm/mempolicy.c
index 149b6f4cf023..89d4439516f6 100644
--- a/mm/mempolicy.c
+++ b/mm/mempolicy.c
@@ -1300,7 +1300,7 @@ static int copy_nodes_to_user(unsigned long __user *mask, unsigned long maxnode,
nodemask_t *nodes)
{
unsigned long copy = ALIGN(maxnode-1, 64) / 8;
- const int nbytes = BITS_TO_LONGS(MAX_NUMNODES) * sizeof(long);
+ unsigned int nbytes = BITS_TO_LONGS(nr_node_ids) * sizeof(long);

if (copy > nbytes) {
if (copy > PAGE_SIZE)
@@ -1477,7 +1477,7 @@ static int kernel_get_mempolicy(int __user *policy,
int uninitialized_var(pval);
nodemask_t nodes;

- if (nmask != NULL && maxnode < MAX_NUMNODES)
+ if (nmask != NULL && maxnode < nr_node_ids)
return -EINVAL;

err = do_get_mempolicy(&pval, &nodes, addr, flags);
@@ -1513,7 +1513,7 @@ COMPAT_SYSCALL_DEFINE5(get_mempolicy, int __user *, policy,
unsigned long nr_bits, alloc_size;
DECLARE_BITMAP(bm, MAX_NUMNODES);

- nr_bits = min_t(unsigned long, maxnode-1, MAX_NUMNODES);
+ nr_bits = min_t(unsigned long, maxnode-1, nr_node_ids);
alloc_size = ALIGN(nr_bits, BITS_PER_LONG) / 8;

if (nmask)
diff --git a/net/batman-adv/soft-interface.c b/net/batman-adv/soft-interface.c
index 3899fa6e201d..a2976adeeedc 100644
--- a/net/batman-adv/soft-interface.c
+++ b/net/batman-adv/soft-interface.c
@@ -227,6 +227,8 @@ static netdev_tx_t batadv_interface_tx(struct sk_buff *skb,

switch (ntohs(ethhdr->h_proto)) {
case ETH_P_8021Q:
+ if (!pskb_may_pull(skb, sizeof(*vhdr)))
+ goto dropped;
vhdr = vlan_eth_hdr(skb);

/* drop batman-in-batman packets to prevent loops */
diff --git a/net/bridge/br_fdb.c b/net/bridge/br_fdb.c
index 502f66349530..4d4b9b5ea1c1 100644
--- a/net/bridge/br_fdb.c
+++ b/net/bridge/br_fdb.c
@@ -1088,6 +1088,8 @@ int br_fdb_external_learn_add(struct net_bridge *br, struct net_bridge_port *p,
err = -ENOMEM;
goto err_unlock;
}
+ if (swdev_notify)
+ fdb->added_by_user = 1;
fdb->added_by_external_learn = 1;
fdb_notify(br, fdb, RTM_NEWNEIGH, swdev_notify);
} else {
@@ -1107,6 +1109,9 @@ int br_fdb_external_learn_add(struct net_bridge *br, struct net_bridge_port *p,
modified = true;
}

+ if (swdev_notify)
+ fdb->added_by_user = 1;
+
if (modified)
fdb_notify(br, fdb, RTM_NEWNEIGH, swdev_notify);
}
diff --git a/net/bridge/br_multicast.c b/net/bridge/br_multicast.c
index 6dec8e9b3451..20ed7adcf1cc 100644
--- a/net/bridge/br_multicast.c
+++ b/net/bridge/br_multicast.c
@@ -1420,14 +1420,7 @@ static void br_multicast_query_received(struct net_bridge *br,
return;

br_multicast_update_query_timer(br, query, max_delay);
-
- /* Based on RFC4541, section 2.1.1 IGMP Forwarding Rules,
- * the arrival port for IGMP Queries where the source address
- * is 0.0.0.0 should not be added to router port list.
- */
- if ((saddr->proto == htons(ETH_P_IP) && saddr->u.ip4) ||
- saddr->proto == htons(ETH_P_IPV6))
- br_multicast_mark_router(br, port);
+ br_multicast_mark_router(br, port);
}

static void br_ip4_multicast_query(struct net_bridge *br,
diff --git a/net/ceph/messenger.c b/net/ceph/messenger.c
index a127d1442116..f7d7f32ac673 100644
--- a/net/ceph/messenger.c
+++ b/net/ceph/messenger.c
@@ -2091,6 +2091,8 @@ static int process_connect(struct ceph_connection *con)
dout("process_connect on %p tag %d\n", con, (int)con->in_tag);

if (con->auth) {
+ int len = le32_to_cpu(con->in_reply.authorizer_len);
+
/*
* Any connection that defines ->get_authorizer()
* should also define ->add_authorizer_challenge() and
@@ -2100,8 +2102,7 @@ static int process_connect(struct ceph_connection *con)
*/
if (con->in_reply.tag == CEPH_MSGR_TAG_CHALLENGE_AUTHORIZER) {
ret = con->ops->add_authorizer_challenge(
- con, con->auth->authorizer_reply_buf,
- le32_to_cpu(con->in_reply.authorizer_len));
+ con, con->auth->authorizer_reply_buf, len);
if (ret < 0)
return ret;

@@ -2111,10 +2112,12 @@ static int process_connect(struct ceph_connection *con)
return 0;
}

- ret = con->ops->verify_authorizer_reply(con);
- if (ret < 0) {
- con->error_msg = "bad authorize reply";
- return ret;
+ if (len) {
+ ret = con->ops->verify_authorizer_reply(con);
+ if (ret < 0) {
+ con->error_msg = "bad authorize reply";
+ return ret;
+ }
}
}

diff --git a/net/core/filter.c b/net/core/filter.c
index 8c2411fb2509..fb0080e84bd4 100644
--- a/net/core/filter.c
+++ b/net/core/filter.c
@@ -3930,7 +3930,10 @@ BPF_CALL_5(bpf_setsockopt, struct bpf_sock_ops_kern *, bpf_sock,
sk->sk_rcvlowat = val ? : 1;
break;
case SO_MARK:
- sk->sk_mark = val;
+ if (sk->sk_mark != val) {
+ sk->sk_mark = val;
+ sk_dst_reset(sk);
+ }
break;
default:
ret = -EINVAL;
@@ -4001,7 +4004,7 @@ BPF_CALL_5(bpf_setsockopt, struct bpf_sock_ops_kern *, bpf_sock,
/* Only some options are supported */
switch (optname) {
case TCP_BPF_IW:
- if (val <= 0 || tp->data_segs_out > 0)
+ if (val <= 0 || tp->data_segs_out > tp->syn_data)
ret = -EINVAL;
else
tp->snd_cwnd = val;
diff --git a/net/ipv4/inet_diag.c b/net/ipv4/inet_diag.c
index 1a4e9ff02762..5731670c560b 100644
--- a/net/ipv4/inet_diag.c
+++ b/net/ipv4/inet_diag.c
@@ -108,6 +108,7 @@ static size_t inet_sk_attr_size(struct sock *sk,
+ nla_total_size(1) /* INET_DIAG_TOS */
+ nla_total_size(1) /* INET_DIAG_TCLASS */
+ nla_total_size(4) /* INET_DIAG_MARK */
+ + nla_total_size(4) /* INET_DIAG_CLASS_ID */
+ nla_total_size(sizeof(struct inet_diag_meminfo))
+ nla_total_size(sizeof(struct inet_diag_msg))
+ nla_total_size(SK_MEMINFO_VARS * sizeof(u32))
@@ -287,12 +288,19 @@ int inet_sk_diag_fill(struct sock *sk, struct inet_connection_sock *icsk,
goto errout;
}

- if (ext & (1 << (INET_DIAG_CLASS_ID - 1))) {
+ if (ext & (1 << (INET_DIAG_CLASS_ID - 1)) ||
+ ext & (1 << (INET_DIAG_TCLASS - 1))) {
u32 classid = 0;

#ifdef CONFIG_SOCK_CGROUP_DATA
classid = sock_cgroup_classid(&sk->sk_cgrp_data);
#endif
+ /* Fallback to socket priority if class id isn't set.
+ * Classful qdiscs use it as direct reference to class.
+ * For cgroup2 classid is always zero.
+ */
+ if (!classid)
+ classid = sk->sk_priority;

if (nla_put_u32(skb, INET_DIAG_CLASS_ID, classid))
goto errout;
diff --git a/net/ipv4/netfilter/ipt_CLUSTERIP.c b/net/ipv4/netfilter/ipt_CLUSTERIP.c
index fb1e7f237f53..3cd237b42f44 100644
--- a/net/ipv4/netfilter/ipt_CLUSTERIP.c
+++ b/net/ipv4/netfilter/ipt_CLUSTERIP.c
@@ -56,7 +56,7 @@ struct clusterip_config {
#endif
enum clusterip_hashmode hash_mode; /* which hashing mode */
u_int32_t hash_initval; /* hash initialization */
- struct rcu_head rcu;
+ struct rcu_head rcu; /* for call_rcu_bh */
struct net *net; /* netns for pernet list */
char ifname[IFNAMSIZ]; /* device ifname */
};
@@ -72,6 +72,8 @@ struct clusterip_net {

#ifdef CONFIG_PROC_FS
struct proc_dir_entry *procdir;
+ /* mutex protects the config->pde*/
+ struct mutex mutex;
#endif
};

@@ -118,17 +120,18 @@ clusterip_config_entry_put(struct clusterip_config *c)

local_bh_disable();
if (refcount_dec_and_lock(&c->entries, &cn->lock)) {
+ list_del_rcu(&c->list);
+ spin_unlock(&cn->lock);
+ local_bh_enable();
/* In case anyone still accesses the file, the open/close
* functions are also incrementing the refcount on their own,
* so it's safe to remove the entry even if it's in use. */
#ifdef CONFIG_PROC_FS
+ mutex_lock(&cn->mutex);
if (cn->procdir)
proc_remove(c->pde);
+ mutex_unlock(&cn->mutex);
#endif
- list_del_rcu(&c->list);
- spin_unlock(&cn->lock);
- local_bh_enable();
-
return;
}
local_bh_enable();
@@ -278,9 +281,11 @@ clusterip_config_init(struct net *net, const struct ipt_clusterip_tgt_info *i,

/* create proc dir entry */
sprintf(buffer, "%pI4", &ip);
+ mutex_lock(&cn->mutex);
c->pde = proc_create_data(buffer, 0600,
cn->procdir,
&clusterip_proc_fops, c);
+ mutex_unlock(&cn->mutex);
if (!c->pde) {
err = -ENOMEM;
goto err;
@@ -833,6 +838,7 @@ static int clusterip_net_init(struct net *net)
pr_err("Unable to proc dir entry\n");
return -ENOMEM;
}
+ mutex_init(&cn->mutex);
#endif /* CONFIG_PROC_FS */

return 0;
@@ -841,9 +847,12 @@ static int clusterip_net_init(struct net *net)
static void clusterip_net_exit(struct net *net)
{
struct clusterip_net *cn = clusterip_pernet(net);
+
#ifdef CONFIG_PROC_FS
+ mutex_lock(&cn->mutex);
proc_remove(cn->procdir);
cn->procdir = NULL;
+ mutex_unlock(&cn->mutex);
#endif
nf_unregister_net_hook(net, &cip_arp_ops);
}
diff --git a/net/ipv6/netfilter.c b/net/ipv6/netfilter.c
index 8b075f0bc351..6d0b1f3e927b 100644
--- a/net/ipv6/netfilter.c
+++ b/net/ipv6/netfilter.c
@@ -23,9 +23,11 @@ int ip6_route_me_harder(struct net *net, struct sk_buff *skb)
struct sock *sk = sk_to_full_sk(skb->sk);
unsigned int hh_len;
struct dst_entry *dst;
+ int strict = (ipv6_addr_type(&iph->daddr) &
+ (IPV6_ADDR_MULTICAST | IPV6_ADDR_LINKLOCAL));
struct flowi6 fl6 = {
.flowi6_oif = sk && sk->sk_bound_dev_if ? sk->sk_bound_dev_if :
- rt6_need_strict(&iph->daddr) ? skb_dst(skb)->dev->ifindex : 0,
+ strict ? skb_dst(skb)->dev->ifindex : 0,
.flowi6_mark = skb->mark,
.flowi6_uid = sock_net_uid(net, sk),
.daddr = iph->daddr,
diff --git a/net/ipv6/seg6.c b/net/ipv6/seg6.c
index 8d0ba757a46c..9b2f272ca164 100644
--- a/net/ipv6/seg6.c
+++ b/net/ipv6/seg6.c
@@ -221,9 +221,7 @@ static int seg6_genl_get_tunsrc(struct sk_buff *skb, struct genl_info *info)
rcu_read_unlock();

genlmsg_end(msg, hdr);
- genlmsg_reply(msg, info);
-
- return 0;
+ return genlmsg_reply(msg, info);

nla_put_failure:
rcu_read_unlock();
diff --git a/net/ipv6/sit.c b/net/ipv6/sit.c
index eb162bd0e041..da6d5a3f5399 100644
--- a/net/ipv6/sit.c
+++ b/net/ipv6/sit.c
@@ -546,7 +546,8 @@ static int ipip6_err(struct sk_buff *skb, u32 info)
}

err = 0;
- if (!ip6_err_gen_icmpv6_unreach(skb, iph->ihl * 4, type, data_len))
+ if (__in6_dev_get(skb->dev) &&
+ !ip6_err_gen_icmpv6_unreach(skb, iph->ihl * 4, type, data_len))
goto out;

if (t->parms.iph.daddr == 0)
diff --git a/net/ipv6/udp.c b/net/ipv6/udp.c
index 76ba2f34ef6b..cab8b2b647f9 100644
--- a/net/ipv6/udp.c
+++ b/net/ipv6/udp.c
@@ -1322,10 +1322,7 @@ int udpv6_sendmsg(struct sock *sk, struct msghdr *msg, size_t len)
ipc6.opt = opt;

fl6.flowi6_proto = sk->sk_protocol;
- if (!ipv6_addr_any(daddr))
- fl6.daddr = *daddr;
- else
- fl6.daddr.s6_addr[15] = 0x1; /* :: means loopback (BSD'ism) */
+ fl6.daddr = *daddr;
if (ipv6_addr_any(&fl6.saddr) && !ipv6_addr_any(&np->saddr))
fl6.saddr = np->saddr;
fl6.fl6_sport = inet->inet_sport;
@@ -1353,6 +1350,9 @@ int udpv6_sendmsg(struct sock *sk, struct msghdr *msg, size_t len)
}
}

+ if (ipv6_addr_any(&fl6.daddr))
+ fl6.daddr.s6_addr[15] = 0x1; /* :: means loopback (BSD'ism) */
+
final_p = fl6_update_dst(&fl6, opt, &final);
if (final_p)
connected = false;
diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c
index 5d22eda8a6b1..c2abe9db1ea2 100644
--- a/net/mac80211/cfg.c
+++ b/net/mac80211/cfg.c
@@ -887,6 +887,7 @@ static int ieee80211_start_ap(struct wiphy *wiphy, struct net_device *dev,
BSS_CHANGED_P2P_PS |
BSS_CHANGED_TXPOWER;
int err;
+ int prev_beacon_int;

old = sdata_dereference(sdata->u.ap.beacon, sdata);
if (old)
@@ -909,6 +910,7 @@ static int ieee80211_start_ap(struct wiphy *wiphy, struct net_device *dev,

sdata->needed_rx_chains = sdata->local->rx_chains;

+ prev_beacon_int = sdata->vif.bss_conf.beacon_int;
sdata->vif.bss_conf.beacon_int = params->beacon_interval;

mutex_lock(&local->mtx);
@@ -917,8 +919,10 @@ static int ieee80211_start_ap(struct wiphy *wiphy, struct net_device *dev,
if (!err)
ieee80211_vif_copy_chanctx_to_vlans(sdata, false);
mutex_unlock(&local->mtx);
- if (err)
+ if (err) {
+ sdata->vif.bss_conf.beacon_int = prev_beacon_int;
return err;
+ }

/*
* Apply control port protocol, this allows us to
diff --git a/net/mac80211/mesh.h b/net/mac80211/mesh.h
index 21526630bf65..e84103b40534 100644
--- a/net/mac80211/mesh.h
+++ b/net/mac80211/mesh.h
@@ -70,6 +70,7 @@ enum mesh_deferred_task_flags {
* @dst: mesh path destination mac address
* @mpp: mesh proxy mac address
* @rhash: rhashtable list pointer
+ * @walk_list: linked list containing all mesh_path objects.
* @gate_list: list pointer for known gates list
* @sdata: mesh subif
* @next_hop: mesh neighbor to which frames for this destination will be
@@ -105,6 +106,7 @@ struct mesh_path {
u8 dst[ETH_ALEN];
u8 mpp[ETH_ALEN]; /* used for MPP or MAP */
struct rhash_head rhash;
+ struct hlist_node walk_list;
struct hlist_node gate_list;
struct ieee80211_sub_if_data *sdata;
struct sta_info __rcu *next_hop;
@@ -133,12 +135,16 @@ struct mesh_path {
* gate's mpath may or may not be resolved and active.
* @gates_lock: protects updates to known_gates
* @rhead: the rhashtable containing struct mesh_paths, keyed by dest addr
+ * @walk_head: linked list containging all mesh_path objects
+ * @walk_lock: lock protecting walk_head
* @entries: number of entries in the table
*/
struct mesh_table {
struct hlist_head known_gates;
spinlock_t gates_lock;
struct rhashtable rhead;
+ struct hlist_head walk_head;
+ spinlock_t walk_lock;
atomic_t entries; /* Up to MAX_MESH_NEIGHBOURS */
};

diff --git a/net/mac80211/mesh_pathtbl.c b/net/mac80211/mesh_pathtbl.c
index a5125624a76d..c3a7396fb955 100644
--- a/net/mac80211/mesh_pathtbl.c
+++ b/net/mac80211/mesh_pathtbl.c
@@ -59,8 +59,10 @@ static struct mesh_table *mesh_table_alloc(void)
return NULL;

INIT_HLIST_HEAD(&newtbl->known_gates);
+ INIT_HLIST_HEAD(&newtbl->walk_head);
atomic_set(&newtbl->entries, 0);
spin_lock_init(&newtbl->gates_lock);
+ spin_lock_init(&newtbl->walk_lock);

return newtbl;
}
@@ -249,28 +251,15 @@ mpp_path_lookup(struct ieee80211_sub_if_data *sdata, const u8 *dst)
static struct mesh_path *
__mesh_path_lookup_by_idx(struct mesh_table *tbl, int idx)
{
- int i = 0, ret;
- struct mesh_path *mpath = NULL;
- struct rhashtable_iter iter;
-
- ret = rhashtable_walk_init(&tbl->rhead, &iter, GFP_ATOMIC);
- if (ret)
- return NULL;
-
- rhashtable_walk_start(&iter);
+ int i = 0;
+ struct mesh_path *mpath;

- while ((mpath = rhashtable_walk_next(&iter))) {
- if (IS_ERR(mpath) && PTR_ERR(mpath) == -EAGAIN)
- continue;
- if (IS_ERR(mpath))
- break;
+ hlist_for_each_entry_rcu(mpath, &tbl->walk_head, walk_list) {
if (i++ == idx)
break;
}
- rhashtable_walk_stop(&iter);
- rhashtable_walk_exit(&iter);

- if (IS_ERR(mpath) || !mpath)
+ if (!mpath)
return NULL;

if (mpath_expired(mpath)) {
@@ -432,6 +421,7 @@ struct mesh_path *mesh_path_add(struct ieee80211_sub_if_data *sdata,
return ERR_PTR(-ENOMEM);

tbl = sdata->u.mesh.mesh_paths;
+ spin_lock_bh(&tbl->walk_lock);
do {
ret = rhashtable_lookup_insert_fast(&tbl->rhead,
&new_mpath->rhash,
@@ -441,20 +431,20 @@ struct mesh_path *mesh_path_add(struct ieee80211_sub_if_data *sdata,
mpath = rhashtable_lookup_fast(&tbl->rhead,
dst,
mesh_rht_params);
-
+ else if (!ret)
+ hlist_add_head(&new_mpath->walk_list, &tbl->walk_head);
} while (unlikely(ret == -EEXIST && !mpath));
+ spin_unlock_bh(&tbl->walk_lock);

- if (ret && ret != -EEXIST)
- return ERR_PTR(ret);
-
- /* At this point either new_mpath was added, or we found a
- * matching entry already in the table; in the latter case
- * free the unnecessary new entry.
- */
- if (ret == -EEXIST) {
+ if (ret) {
kfree(new_mpath);
+
+ if (ret != -EEXIST)
+ return ERR_PTR(ret);
+
new_mpath = mpath;
}
+
sdata->u.mesh.mesh_paths_generation++;
return new_mpath;
}
@@ -480,9 +470,17 @@ int mpp_path_add(struct ieee80211_sub_if_data *sdata,

memcpy(new_mpath->mpp, mpp, ETH_ALEN);
tbl = sdata->u.mesh.mpp_paths;
+
+ spin_lock_bh(&tbl->walk_lock);
ret = rhashtable_lookup_insert_fast(&tbl->rhead,
&new_mpath->rhash,
mesh_rht_params);
+ if (!ret)
+ hlist_add_head_rcu(&new_mpath->walk_list, &tbl->walk_head);
+ spin_unlock_bh(&tbl->walk_lock);
+
+ if (ret)
+ kfree(new_mpath);

sdata->u.mesh.mpp_paths_generation++;
return ret;
@@ -503,20 +501,9 @@ void mesh_plink_broken(struct sta_info *sta)
struct mesh_table *tbl = sdata->u.mesh.mesh_paths;
static const u8 bcast[ETH_ALEN] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
struct mesh_path *mpath;
- struct rhashtable_iter iter;
- int ret;
-
- ret = rhashtable_walk_init(&tbl->rhead, &iter, GFP_ATOMIC);
- if (ret)
- return;

- rhashtable_walk_start(&iter);
-
- while ((mpath = rhashtable_walk_next(&iter))) {
- if (IS_ERR(mpath) && PTR_ERR(mpath) == -EAGAIN)
- continue;
- if (IS_ERR(mpath))
- break;
+ rcu_read_lock();
+ hlist_for_each_entry_rcu(mpath, &tbl->walk_head, walk_list) {
if (rcu_access_pointer(mpath->next_hop) == sta &&
mpath->flags & MESH_PATH_ACTIVE &&
!(mpath->flags & MESH_PATH_FIXED)) {
@@ -530,8 +517,7 @@ void mesh_plink_broken(struct sta_info *sta)
WLAN_REASON_MESH_PATH_DEST_UNREACHABLE, bcast);
}
}
- rhashtable_walk_stop(&iter);
- rhashtable_walk_exit(&iter);
+ rcu_read_unlock();
}

static void mesh_path_free_rcu(struct mesh_table *tbl,
@@ -551,6 +537,7 @@ static void mesh_path_free_rcu(struct mesh_table *tbl,

static void __mesh_path_del(struct mesh_table *tbl, struct mesh_path *mpath)
{
+ hlist_del_rcu(&mpath->walk_list);
rhashtable_remove_fast(&tbl->rhead, &mpath->rhash, mesh_rht_params);
mesh_path_free_rcu(tbl, mpath);
}
@@ -571,27 +558,14 @@ void mesh_path_flush_by_nexthop(struct sta_info *sta)
struct ieee80211_sub_if_data *sdata = sta->sdata;
struct mesh_table *tbl = sdata->u.mesh.mesh_paths;
struct mesh_path *mpath;
- struct rhashtable_iter iter;
- int ret;
-
- ret = rhashtable_walk_init(&tbl->rhead, &iter, GFP_ATOMIC);
- if (ret)
- return;
-
- rhashtable_walk_start(&iter);
-
- while ((mpath = rhashtable_walk_next(&iter))) {
- if (IS_ERR(mpath) && PTR_ERR(mpath) == -EAGAIN)
- continue;
- if (IS_ERR(mpath))
- break;
+ struct hlist_node *n;

+ spin_lock_bh(&tbl->walk_lock);
+ hlist_for_each_entry_safe(mpath, n, &tbl->walk_head, walk_list) {
if (rcu_access_pointer(mpath->next_hop) == sta)
__mesh_path_del(tbl, mpath);
}
-
- rhashtable_walk_stop(&iter);
- rhashtable_walk_exit(&iter);
+ spin_unlock_bh(&tbl->walk_lock);
}

static void mpp_flush_by_proxy(struct ieee80211_sub_if_data *sdata,
@@ -599,51 +573,26 @@ static void mpp_flush_by_proxy(struct ieee80211_sub_if_data *sdata,
{
struct mesh_table *tbl = sdata->u.mesh.mpp_paths;
struct mesh_path *mpath;
- struct rhashtable_iter iter;
- int ret;
-
- ret = rhashtable_walk_init(&tbl->rhead, &iter, GFP_ATOMIC);
- if (ret)
- return;
-
- rhashtable_walk_start(&iter);
-
- while ((mpath = rhashtable_walk_next(&iter))) {
- if (IS_ERR(mpath) && PTR_ERR(mpath) == -EAGAIN)
- continue;
- if (IS_ERR(mpath))
- break;
+ struct hlist_node *n;

+ spin_lock_bh(&tbl->walk_lock);
+ hlist_for_each_entry_safe(mpath, n, &tbl->walk_head, walk_list) {
if (ether_addr_equal(mpath->mpp, proxy))
__mesh_path_del(tbl, mpath);
}
-
- rhashtable_walk_stop(&iter);
- rhashtable_walk_exit(&iter);
+ spin_unlock_bh(&tbl->walk_lock);
}

static void table_flush_by_iface(struct mesh_table *tbl)
{
struct mesh_path *mpath;
- struct rhashtable_iter iter;
- int ret;
-
- ret = rhashtable_walk_init(&tbl->rhead, &iter, GFP_ATOMIC);
- if (ret)
- return;
-
- rhashtable_walk_start(&iter);
+ struct hlist_node *n;

- while ((mpath = rhashtable_walk_next(&iter))) {
- if (IS_ERR(mpath) && PTR_ERR(mpath) == -EAGAIN)
- continue;
- if (IS_ERR(mpath))
- break;
+ spin_lock_bh(&tbl->walk_lock);
+ hlist_for_each_entry_safe(mpath, n, &tbl->walk_head, walk_list) {
__mesh_path_del(tbl, mpath);
}
-
- rhashtable_walk_stop(&iter);
- rhashtable_walk_exit(&iter);
+ spin_unlock_bh(&tbl->walk_lock);
}

/**
@@ -675,7 +624,7 @@ static int table_path_del(struct mesh_table *tbl,
{
struct mesh_path *mpath;

- rcu_read_lock();
+ spin_lock_bh(&tbl->walk_lock);
mpath = rhashtable_lookup_fast(&tbl->rhead, addr, mesh_rht_params);
if (!mpath) {
rcu_read_unlock();
@@ -683,7 +632,7 @@ static int table_path_del(struct mesh_table *tbl,
}

__mesh_path_del(tbl, mpath);
- rcu_read_unlock();
+ spin_unlock_bh(&tbl->walk_lock);
return 0;
}

@@ -854,28 +803,16 @@ void mesh_path_tbl_expire(struct ieee80211_sub_if_data *sdata,
struct mesh_table *tbl)
{
struct mesh_path *mpath;
- struct rhashtable_iter iter;
- int ret;
+ struct hlist_node *n;

- ret = rhashtable_walk_init(&tbl->rhead, &iter, GFP_KERNEL);
- if (ret)
- return;
-
- rhashtable_walk_start(&iter);
-
- while ((mpath = rhashtable_walk_next(&iter))) {
- if (IS_ERR(mpath) && PTR_ERR(mpath) == -EAGAIN)
- continue;
- if (IS_ERR(mpath))
- break;
+ spin_lock_bh(&tbl->walk_lock);
+ hlist_for_each_entry_safe(mpath, n, &tbl->walk_head, walk_list) {
if ((!(mpath->flags & MESH_PATH_RESOLVING)) &&
(!(mpath->flags & MESH_PATH_FIXED)) &&
time_after(jiffies, mpath->exp_time + MESH_PATH_EXPIRE))
__mesh_path_del(tbl, mpath);
}
-
- rhashtable_walk_stop(&iter);
- rhashtable_walk_exit(&iter);
+ spin_unlock_bh(&tbl->walk_lock);
}

void mesh_path_expire(struct ieee80211_sub_if_data *sdata)
diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c
index 51ad330bf8e8..828348b2a504 100644
--- a/net/mac80211/rx.c
+++ b/net/mac80211/rx.c
@@ -2598,6 +2598,7 @@ ieee80211_rx_h_mesh_fwding(struct ieee80211_rx_data *rx)
struct ieee80211_sub_if_data *sdata = rx->sdata;
struct ieee80211_if_mesh *ifmsh = &sdata->u.mesh;
u16 ac, q, hdrlen;
+ int tailroom = 0;

hdr = (struct ieee80211_hdr *) skb->data;
hdrlen = ieee80211_hdrlen(hdr->frame_control);
@@ -2684,8 +2685,12 @@ ieee80211_rx_h_mesh_fwding(struct ieee80211_rx_data *rx)
if (!ifmsh->mshcfg.dot11MeshForwarding)
goto out;

+ if (sdata->crypto_tx_tailroom_needed_cnt)
+ tailroom = IEEE80211_ENCRYPT_TAILROOM;
+
fwd_skb = skb_copy_expand(skb, local->tx_headroom +
- sdata->encrypt_headroom, 0, GFP_ATOMIC);
+ sdata->encrypt_headroom,
+ tailroom, GFP_ATOMIC);
if (!fwd_skb)
goto out;

diff --git a/net/netfilter/nf_flow_table_core.c b/net/netfilter/nf_flow_table_core.c
index d8125616edc7..e1537ace2b90 100644
--- a/net/netfilter/nf_flow_table_core.c
+++ b/net/netfilter/nf_flow_table_core.c
@@ -28,6 +28,7 @@ flow_offload_fill_dir(struct flow_offload *flow, struct nf_conn *ct,
{
struct flow_offload_tuple *ft = &flow->tuplehash[dir].tuple;
struct nf_conntrack_tuple *ctt = &ct->tuplehash[dir].tuple;
+ struct dst_entry *other_dst = route->tuple[!dir].dst;
struct dst_entry *dst = route->tuple[dir].dst;

ft->dir = dir;
@@ -50,8 +51,8 @@ flow_offload_fill_dir(struct flow_offload *flow, struct nf_conn *ct,
ft->src_port = ctt->src.u.tcp.port;
ft->dst_port = ctt->dst.u.tcp.port;

- ft->iifidx = route->tuple[dir].ifindex;
- ft->oifidx = route->tuple[!dir].ifindex;
+ ft->iifidx = other_dst->dev->ifindex;
+ ft->oifidx = dst->dev->ifindex;
ft->dst_cache = dst;
}

diff --git a/net/netfilter/nf_tables_api.c b/net/netfilter/nf_tables_api.c
index ed9af46720e1..7d424fd27025 100644
--- a/net/netfilter/nf_tables_api.c
+++ b/net/netfilter/nf_tables_api.c
@@ -291,6 +291,9 @@ static int nft_delrule_by_chain(struct nft_ctx *ctx)
int err;

list_for_each_entry(rule, &ctx->chain->rules, list) {
+ if (!nft_is_active_next(ctx->net, rule))
+ continue;
+
err = nft_delrule(ctx, rule);
if (err < 0)
return err;
@@ -4439,6 +4442,8 @@ static int nft_add_set_elem(struct nft_ctx *ctx, struct nft_set *set,
err5:
kfree(trans);
err4:
+ if (obj)
+ obj->use--;
kfree(elem.priv);
err3:
if (nla[NFTA_SET_ELEM_DATA] != NULL)
diff --git a/net/netfilter/nfnetlink_osf.c b/net/netfilter/nfnetlink_osf.c
index 00db27dfd2ff..b0bc130947c9 100644
--- a/net/netfilter/nfnetlink_osf.c
+++ b/net/netfilter/nfnetlink_osf.c
@@ -71,6 +71,7 @@ static bool nf_osf_match_one(const struct sk_buff *skb,
int ttl_check,
struct nf_osf_hdr_ctx *ctx)
{
+ const __u8 *optpinit = ctx->optp;
unsigned int check_WSS = 0;
int fmatch = FMATCH_WRONG;
int foptsize, optnum;
@@ -160,6 +161,9 @@ static bool nf_osf_match_one(const struct sk_buff *skb,
}
}

+ if (fmatch != FMATCH_OK)
+ ctx->optp = optpinit;
+
return fmatch == FMATCH_OK;
}

diff --git a/net/netfilter/nft_compat.c b/net/netfilter/nft_compat.c
index 29d6fc73caf9..38da1f5436b4 100644
--- a/net/netfilter/nft_compat.c
+++ b/net/netfilter/nft_compat.c
@@ -282,6 +282,7 @@ nft_target_destroy(const struct nft_ctx *ctx, const struct nft_expr *expr)
{
struct xt_target *target = expr->ops->data;
void *info = nft_expr_priv(expr);
+ struct module *me = target->me;
struct xt_tgdtor_param par;

par.net = ctx->net;
@@ -292,7 +293,7 @@ nft_target_destroy(const struct nft_ctx *ctx, const struct nft_expr *expr)
par.target->destroy(&par);

if (nft_xt_put(container_of(expr->ops, struct nft_xt, ops)))
- module_put(target->me);
+ module_put(me);
}

static int nft_target_dump(struct sk_buff *skb, const struct nft_expr *expr)
diff --git a/net/netfilter/nft_flow_offload.c b/net/netfilter/nft_flow_offload.c
index 5fd4c57c79cc..436cc14cfc59 100644
--- a/net/netfilter/nft_flow_offload.c
+++ b/net/netfilter/nft_flow_offload.c
@@ -12,6 +12,7 @@
#include <net/netfilter/nf_conntrack_core.h>
#include <linux/netfilter/nf_conntrack_common.h>
#include <net/netfilter/nf_flow_table.h>
+#include <net/netfilter/nf_conntrack_helper.h>

struct nft_flow_offload {
struct nft_flowtable *flowtable;
@@ -29,10 +30,12 @@ static int nft_flow_route(const struct nft_pktinfo *pkt,
memset(&fl, 0, sizeof(fl));
switch (nft_pf(pkt)) {
case NFPROTO_IPV4:
- fl.u.ip4.daddr = ct->tuplehash[!dir].tuple.dst.u3.ip;
+ fl.u.ip4.daddr = ct->tuplehash[dir].tuple.src.u3.ip;
+ fl.u.ip4.flowi4_oif = nft_in(pkt)->ifindex;
break;
case NFPROTO_IPV6:
- fl.u.ip6.daddr = ct->tuplehash[!dir].tuple.dst.u3.in6;
+ fl.u.ip6.daddr = ct->tuplehash[dir].tuple.src.u3.in6;
+ fl.u.ip6.flowi6_oif = nft_in(pkt)->ifindex;
break;
}

@@ -41,9 +44,7 @@ static int nft_flow_route(const struct nft_pktinfo *pkt,
return -ENOENT;

route->tuple[dir].dst = this_dst;
- route->tuple[dir].ifindex = nft_in(pkt)->ifindex;
route->tuple[!dir].dst = other_dst;
- route->tuple[!dir].ifindex = nft_out(pkt)->ifindex;

return 0;
}
@@ -66,6 +67,7 @@ static void nft_flow_offload_eval(const struct nft_expr *expr,
{
struct nft_flow_offload *priv = nft_expr_priv(expr);
struct nf_flowtable *flowtable = &priv->flowtable->data;
+ const struct nf_conn_help *help;
enum ip_conntrack_info ctinfo;
struct nf_flow_route route;
struct flow_offload *flow;
@@ -88,7 +90,8 @@ static void nft_flow_offload_eval(const struct nft_expr *expr,
goto out;
}

- if (test_bit(IPS_HELPER_BIT, &ct->status))
+ help = nfct_help(ct);
+ if (help)
goto out;

if (ctinfo == IP_CT_NEW ||
diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c
index c76c21604ffd..fd16fb836df2 100644
--- a/net/packet/af_packet.c
+++ b/net/packet/af_packet.c
@@ -4275,7 +4275,7 @@ static int packet_set_ring(struct sock *sk, union tpacket_req_u *req_u,
rb->frames_per_block = req->tp_block_size / req->tp_frame_size;
if (unlikely(rb->frames_per_block == 0))
goto out;
- if (unlikely(req->tp_block_size > UINT_MAX / req->tp_block_nr))
+ if (unlikely(rb->frames_per_block > UINT_MAX / req->tp_block_nr))
goto out;
if (unlikely((rb->frames_per_block * req->tp_block_nr) !=
req->tp_frame_nr))
diff --git a/net/sched/cls_tcindex.c b/net/sched/cls_tcindex.c
index 9ccc93f257db..38bb882bb958 100644
--- a/net/sched/cls_tcindex.c
+++ b/net/sched/cls_tcindex.c
@@ -48,7 +48,7 @@ struct tcindex_data {
u32 hash; /* hash table size; 0 if undefined */
u32 alloc_hash; /* allocated size */
u32 fall_through; /* 0: only classify if explicit match */
- struct rcu_head rcu;
+ struct rcu_work rwork;
};

static inline int tcindex_filter_is_set(struct tcindex_filter_result *r)
@@ -221,17 +221,11 @@ static int tcindex_delete(struct tcf_proto *tp, void *arg, bool *last,
return 0;
}

-static int tcindex_destroy_element(struct tcf_proto *tp,
- void *arg, struct tcf_walker *walker)
-{
- bool last;
-
- return tcindex_delete(tp, arg, &last, NULL);
-}
-
-static void __tcindex_destroy(struct rcu_head *head)
+static void tcindex_destroy_work(struct work_struct *work)
{
- struct tcindex_data *p = container_of(head, struct tcindex_data, rcu);
+ struct tcindex_data *p = container_of(to_rcu_work(work),
+ struct tcindex_data,
+ rwork);

kfree(p->perfect);
kfree(p->h);
@@ -258,9 +252,11 @@ static int tcindex_filter_result_init(struct tcindex_filter_result *r)
return tcf_exts_init(&r->exts, TCA_TCINDEX_ACT, TCA_TCINDEX_POLICE);
}

-static void __tcindex_partial_destroy(struct rcu_head *head)
+static void tcindex_partial_destroy_work(struct work_struct *work)
{
- struct tcindex_data *p = container_of(head, struct tcindex_data, rcu);
+ struct tcindex_data *p = container_of(to_rcu_work(work),
+ struct tcindex_data,
+ rwork);

kfree(p->perfect);
kfree(p);
@@ -275,7 +271,7 @@ static void tcindex_free_perfect_hash(struct tcindex_data *cp)
kfree(cp->perfect);
}

-static int tcindex_alloc_perfect_hash(struct tcindex_data *cp)
+static int tcindex_alloc_perfect_hash(struct net *net, struct tcindex_data *cp)
{
int i, err = 0;

@@ -289,6 +285,9 @@ static int tcindex_alloc_perfect_hash(struct tcindex_data *cp)
TCA_TCINDEX_ACT, TCA_TCINDEX_POLICE);
if (err < 0)
goto errout;
+#ifdef CONFIG_NET_CLS_ACT
+ cp->perfect[i].exts.net = net;
+#endif
}

return 0;
@@ -305,9 +304,9 @@ tcindex_set_parms(struct net *net, struct tcf_proto *tp, unsigned long base,
struct nlattr *est, bool ovr, struct netlink_ext_ack *extack)
{
struct tcindex_filter_result new_filter_result, *old_r = r;
- struct tcindex_filter_result cr;
struct tcindex_data *cp = NULL, *oldp;
struct tcindex_filter *f = NULL; /* make gcc behave */
+ struct tcf_result cr = {};
int err, balloc = 0;
struct tcf_exts e;

@@ -337,7 +336,7 @@ tcindex_set_parms(struct net *net, struct tcf_proto *tp, unsigned long base,
if (p->perfect) {
int i;

- if (tcindex_alloc_perfect_hash(cp) < 0)
+ if (tcindex_alloc_perfect_hash(net, cp) < 0)
goto errout;
for (i = 0; i < cp->hash; i++)
cp->perfect[i].res = p->perfect[i].res;
@@ -346,13 +345,10 @@ tcindex_set_parms(struct net *net, struct tcf_proto *tp, unsigned long base,
cp->h = p->h;

err = tcindex_filter_result_init(&new_filter_result);
- if (err < 0)
- goto errout1;
- err = tcindex_filter_result_init(&cr);
if (err < 0)
goto errout1;
if (old_r)
- cr.res = r->res;
+ cr = r->res;

if (tb[TCA_TCINDEX_HASH])
cp->hash = nla_get_u32(tb[TCA_TCINDEX_HASH]);
@@ -406,7 +402,7 @@ tcindex_set_parms(struct net *net, struct tcf_proto *tp, unsigned long base,
err = -ENOMEM;
if (!cp->perfect && !cp->h) {
if (valid_perfect_hash(cp)) {
- if (tcindex_alloc_perfect_hash(cp) < 0)
+ if (tcindex_alloc_perfect_hash(net, cp) < 0)
goto errout_alloc;
balloc = 1;
} else {
@@ -443,8 +439,8 @@ tcindex_set_parms(struct net *net, struct tcf_proto *tp, unsigned long base,
}

if (tb[TCA_TCINDEX_CLASSID]) {
- cr.res.classid = nla_get_u32(tb[TCA_TCINDEX_CLASSID]);
- tcf_bind_filter(tp, &cr.res, base);
+ cr.classid = nla_get_u32(tb[TCA_TCINDEX_CLASSID]);
+ tcf_bind_filter(tp, &cr, base);
}

if (old_r && old_r != r) {
@@ -456,7 +452,7 @@ tcindex_set_parms(struct net *net, struct tcf_proto *tp, unsigned long base,
}

oldp = p;
- r->res = cr.res;
+ r->res = cr;
tcf_exts_change(&r->exts, &e);

rcu_assign_pointer(tp->root, cp);
@@ -475,10 +471,12 @@ tcindex_set_parms(struct net *net, struct tcf_proto *tp, unsigned long base,
; /* nothing */

rcu_assign_pointer(*fp, f);
+ } else {
+ tcf_exts_destroy(&new_filter_result.exts);
}

if (oldp)
- call_rcu(&oldp->rcu, __tcindex_partial_destroy);
+ tcf_queue_work(&oldp->rwork, tcindex_partial_destroy_work);
return 0;

errout_alloc:
@@ -487,7 +485,6 @@ tcindex_set_parms(struct net *net, struct tcf_proto *tp, unsigned long base,
else if (balloc == 2)
kfree(cp->h);
errout1:
- tcf_exts_destroy(&cr.exts);
tcf_exts_destroy(&new_filter_result.exts);
errout:
kfree(cp);
@@ -562,15 +559,34 @@ static void tcindex_destroy(struct tcf_proto *tp,
struct netlink_ext_ack *extack)
{
struct tcindex_data *p = rtnl_dereference(tp->root);
- struct tcf_walker walker;
+ int i;

pr_debug("tcindex_destroy(tp %p),p %p\n", tp, p);
- walker.count = 0;
- walker.skip = 0;
- walker.fn = tcindex_destroy_element;
- tcindex_walk(tp, &walker);

- call_rcu(&p->rcu, __tcindex_destroy);
+ if (p->perfect) {
+ for (i = 0; i < p->hash; i++) {
+ struct tcindex_filter_result *r = p->perfect + i;
+
+ tcf_unbind_filter(tp, &r->res);
+ if (tcf_exts_get_net(&r->exts))
+ tcf_queue_work(&r->rwork,
+ tcindex_destroy_rexts_work);
+ else
+ __tcindex_destroy_rexts(r);
+ }
+ }
+
+ for (i = 0; p->h && i < p->hash; i++) {
+ struct tcindex_filter *f, *next;
+ bool last;
+
+ for (f = rtnl_dereference(p->h[i]); f; f = next) {
+ next = rtnl_dereference(f->next);
+ tcindex_delete(tp, &f->result, &last, NULL);
+ }
+ }
+
+ tcf_queue_work(&p->rwork, tcindex_destroy_work);
}


diff --git a/net/sctp/diag.c b/net/sctp/diag.c
index 078f01a8d582..435847d98b51 100644
--- a/net/sctp/diag.c
+++ b/net/sctp/diag.c
@@ -256,6 +256,7 @@ static size_t inet_assoc_attr_size(struct sctp_association *asoc)
+ nla_total_size(1) /* INET_DIAG_TOS */
+ nla_total_size(1) /* INET_DIAG_TCLASS */
+ nla_total_size(4) /* INET_DIAG_MARK */
+ + nla_total_size(4) /* INET_DIAG_CLASS_ID */
+ nla_total_size(addrlen * asoc->peer.transport_count)
+ nla_total_size(addrlen * addrcnt)
+ nla_total_size(sizeof(struct inet_diag_meminfo))
diff --git a/net/sctp/offload.c b/net/sctp/offload.c
index 123e9f2dc226..edfcf16e704c 100644
--- a/net/sctp/offload.c
+++ b/net/sctp/offload.c
@@ -36,6 +36,7 @@ static __le32 sctp_gso_make_checksum(struct sk_buff *skb)
{
skb->ip_summed = CHECKSUM_NONE;
skb->csum_not_inet = 0;
+ gso_reset_checksum(skb, ~0);
return sctp_compute_cksum(skb, skb_transport_offset(skb));
}

diff --git a/net/sctp/stream.c b/net/sctp/stream.c
index f24633114dfd..2936ed17bf9e 100644
--- a/net/sctp/stream.c
+++ b/net/sctp/stream.c
@@ -144,8 +144,10 @@ static void sctp_stream_outq_migrate(struct sctp_stream *stream,
}
}

- for (i = outcnt; i < stream->outcnt; i++)
+ for (i = outcnt; i < stream->outcnt; i++) {
kfree(SCTP_SO(stream, i)->ext);
+ SCTP_SO(stream, i)->ext = NULL;
+ }
}

static int sctp_stream_alloc_out(struct sctp_stream *stream, __u16 outcnt,
diff --git a/net/socket.c b/net/socket.c
index 390a8ecef4bf..5c820212ba81 100644
--- a/net/socket.c
+++ b/net/socket.c
@@ -941,8 +941,7 @@ void dlci_ioctl_set(int (*hook) (unsigned int, void __user *))
EXPORT_SYMBOL(dlci_ioctl_set);

static long sock_do_ioctl(struct net *net, struct socket *sock,
- unsigned int cmd, unsigned long arg,
- unsigned int ifreq_size)
+ unsigned int cmd, unsigned long arg)
{
int err;
void __user *argp = (void __user *)arg;
@@ -968,11 +967,11 @@ static long sock_do_ioctl(struct net *net, struct socket *sock,
} else {
struct ifreq ifr;
bool need_copyout;
- if (copy_from_user(&ifr, argp, ifreq_size))
+ if (copy_from_user(&ifr, argp, sizeof(struct ifreq)))
return -EFAULT;
err = dev_ioctl(net, cmd, &ifr, &need_copyout);
if (!err && need_copyout)
- if (copy_to_user(argp, &ifr, ifreq_size))
+ if (copy_to_user(argp, &ifr, sizeof(struct ifreq)))
return -EFAULT;
}
return err;
@@ -1071,8 +1070,7 @@ static long sock_ioctl(struct file *file, unsigned cmd, unsigned long arg)
err = open_related_ns(&net->ns, get_net_ns);
break;
default:
- err = sock_do_ioctl(net, sock, cmd, arg,
- sizeof(struct ifreq));
+ err = sock_do_ioctl(net, sock, cmd, arg);
break;
}
return err;
@@ -2752,8 +2750,7 @@ static int do_siocgstamp(struct net *net, struct socket *sock,
int err;

set_fs(KERNEL_DS);
- err = sock_do_ioctl(net, sock, cmd, (unsigned long)&ktv,
- sizeof(struct compat_ifreq));
+ err = sock_do_ioctl(net, sock, cmd, (unsigned long)&ktv);
set_fs(old_fs);
if (!err)
err = compat_put_timeval(&ktv, up);
@@ -2769,8 +2766,7 @@ static int do_siocgstampns(struct net *net, struct socket *sock,
int err;

set_fs(KERNEL_DS);
- err = sock_do_ioctl(net, sock, cmd, (unsigned long)&kts,
- sizeof(struct compat_ifreq));
+ err = sock_do_ioctl(net, sock, cmd, (unsigned long)&kts);
set_fs(old_fs);
if (!err)
err = compat_put_timespec(&kts, up);
@@ -2966,6 +2962,54 @@ static int compat_ifr_data_ioctl(struct net *net, unsigned int cmd,
return dev_ioctl(net, cmd, &ifreq, NULL);
}

+static int compat_ifreq_ioctl(struct net *net, struct socket *sock,
+ unsigned int cmd,
+ struct compat_ifreq __user *uifr32)
+{
+ struct ifreq __user *uifr;
+ int err;
+
+ /* Handle the fact that while struct ifreq has the same *layout* on
+ * 32/64 for everything but ifreq::ifru_ifmap and ifreq::ifru_data,
+ * which are handled elsewhere, it still has different *size* due to
+ * ifreq::ifru_ifmap (which is 16 bytes on 32 bit, 24 bytes on 64-bit,
+ * resulting in struct ifreq being 32 and 40 bytes respectively).
+ * As a result, if the struct happens to be at the end of a page and
+ * the next page isn't readable/writable, we get a fault. To prevent
+ * that, copy back and forth to the full size.
+ */
+
+ uifr = compat_alloc_user_space(sizeof(*uifr));
+ if (copy_in_user(uifr, uifr32, sizeof(*uifr32)))
+ return -EFAULT;
+
+ err = sock_do_ioctl(net, sock, cmd, (unsigned long)uifr);
+
+ if (!err) {
+ switch (cmd) {
+ case SIOCGIFFLAGS:
+ case SIOCGIFMETRIC:
+ case SIOCGIFMTU:
+ case SIOCGIFMEM:
+ case SIOCGIFHWADDR:
+ case SIOCGIFINDEX:
+ case SIOCGIFADDR:
+ case SIOCGIFBRDADDR:
+ case SIOCGIFDSTADDR:
+ case SIOCGIFNETMASK:
+ case SIOCGIFPFLAGS:
+ case SIOCGIFTXQLEN:
+ case SIOCGMIIPHY:
+ case SIOCGMIIREG:
+ case SIOCGIFNAME:
+ if (copy_in_user(uifr32, uifr, sizeof(*uifr32)))
+ err = -EFAULT;
+ break;
+ }
+ }
+ return err;
+}
+
static int compat_sioc_ifmap(struct net *net, unsigned int cmd,
struct compat_ifreq __user *uifr32)
{
@@ -3081,8 +3125,7 @@ static int routing_ioctl(struct net *net, struct socket *sock,
}

set_fs(KERNEL_DS);
- ret = sock_do_ioctl(net, sock, cmd, (unsigned long) r,
- sizeof(struct compat_ifreq));
+ ret = sock_do_ioctl(net, sock, cmd, (unsigned long) r);
set_fs(old_fs);

out:
@@ -3182,21 +3225,22 @@ static int compat_sock_ioctl_trans(struct file *file, struct socket *sock,
case SIOCSIFTXQLEN:
case SIOCBRADDIF:
case SIOCBRDELIF:
+ case SIOCGIFNAME:
case SIOCSIFNAME:
case SIOCGMIIPHY:
case SIOCGMIIREG:
case SIOCSMIIREG:
- case SIOCSARP:
- case SIOCGARP:
- case SIOCDARP:
- case SIOCATMARK:
case SIOCBONDENSLAVE:
case SIOCBONDRELEASE:
case SIOCBONDSETHWADDR:
case SIOCBONDCHANGEACTIVE:
- case SIOCGIFNAME:
- return sock_do_ioctl(net, sock, cmd, arg,
- sizeof(struct compat_ifreq));
+ return compat_ifreq_ioctl(net, sock, cmd, argp);
+
+ case SIOCSARP:
+ case SIOCGARP:
+ case SIOCDARP:
+ case SIOCATMARK:
+ return sock_do_ioctl(net, sock, cmd, arg);
}

return -ENOIOCTLCMD;
diff --git a/net/sunrpc/xprtrdma/verbs.c b/net/sunrpc/xprtrdma/verbs.c
index 956a5ea47b58..3d6bf790cf1f 100644
--- a/net/sunrpc/xprtrdma/verbs.c
+++ b/net/sunrpc/xprtrdma/verbs.c
@@ -872,7 +872,7 @@ static int rpcrdma_sendctxs_create(struct rpcrdma_xprt *r_xprt)
for (i = 0; i <= buf->rb_sc_last; i++) {
sc = rpcrdma_sendctx_create(&r_xprt->rx_ia);
if (!sc)
- goto out_destroy;
+ return -ENOMEM;

sc->sc_xprt = r_xprt;
buf->rb_sc_ctxs[i] = sc;
@@ -880,10 +880,6 @@ static int rpcrdma_sendctxs_create(struct rpcrdma_xprt *r_xprt)
buf->rb_flags = 0;

return 0;
-
-out_destroy:
- rpcrdma_sendctxs_destroy(buf);
- return -ENOMEM;
}

/* The sendctx queue is not guaranteed to have a size that is a
diff --git a/security/keys/key.c b/security/keys/key.c
index d97c9394b5dd..249a6da4d277 100644
--- a/security/keys/key.c
+++ b/security/keys/key.c
@@ -265,8 +265,8 @@ struct key *key_alloc(struct key_type *type, const char *desc,

spin_lock(&user->lock);
if (!(flags & KEY_ALLOC_QUOTA_OVERRUN)) {
- if (user->qnkeys + 1 >= maxkeys ||
- user->qnbytes + quotalen >= maxbytes ||
+ if (user->qnkeys + 1 > maxkeys ||
+ user->qnbytes + quotalen > maxbytes ||
user->qnbytes + quotalen < user->qnbytes)
goto no_quota;
}
diff --git a/security/keys/keyring.c b/security/keys/keyring.c
index 41bcf57e96f2..99a55145ddcd 100644
--- a/security/keys/keyring.c
+++ b/security/keys/keyring.c
@@ -661,9 +661,6 @@ static bool search_nested_keyrings(struct key *keyring,
BUG_ON((ctx->flags & STATE_CHECKS) == 0 ||
(ctx->flags & STATE_CHECKS) == STATE_CHECKS);

- if (ctx->index_key.description)
- ctx->index_key.desc_len = strlen(ctx->index_key.description);
-
/* Check to see if this top-level keyring is what we are looking for
* and whether it is valid or not.
*/
@@ -914,6 +911,7 @@ key_ref_t keyring_search(key_ref_t keyring,
struct keyring_search_context ctx = {
.index_key.type = type,
.index_key.description = description,
+ .index_key.desc_len = strlen(description),
.cred = current_cred(),
.match_data.cmp = key_default_cmp,
.match_data.raw_data = description,
diff --git a/security/keys/proc.c b/security/keys/proc.c
index 5af2934965d8..d38be9db2cc0 100644
--- a/security/keys/proc.c
+++ b/security/keys/proc.c
@@ -166,8 +166,7 @@ static int proc_keys_show(struct seq_file *m, void *v)
int rc;

struct keyring_search_context ctx = {
- .index_key.type = key->type,
- .index_key.description = key->description,
+ .index_key = key->index_key,
.cred = m->file->f_cred,
.match_data.cmp = lookup_user_key_possessed,
.match_data.raw_data = key,
diff --git a/security/keys/request_key.c b/security/keys/request_key.c
index 114f7408feee..738553698649 100644
--- a/security/keys/request_key.c
+++ b/security/keys/request_key.c
@@ -545,6 +545,7 @@ struct key *request_key_and_link(struct key_type *type,
struct keyring_search_context ctx = {
.index_key.type = type,
.index_key.description = description,
+ .index_key.desc_len = strlen(description),
.cred = current_cred(),
.match_data.cmp = key_default_cmp,
.match_data.raw_data = description,
diff --git a/security/keys/request_key_auth.c b/security/keys/request_key_auth.c
index 424e1d90412e..6797843154f0 100644
--- a/security/keys/request_key_auth.c
+++ b/security/keys/request_key_auth.c
@@ -246,7 +246,7 @@ struct key *key_get_instantiation_authkey(key_serial_t target_id)
struct key *authkey;
key_ref_t authkey_ref;

- sprintf(description, "%x", target_id);
+ ctx.index_key.desc_len = sprintf(description, "%x", target_id);

authkey_ref = search_process_keyrings(&ctx);

diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index 9199d91d0a59..bf1ffcaab23f 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -1855,6 +1855,8 @@ enum {
ALC887_FIXUP_BASS_CHMAP,
ALC1220_FIXUP_GB_DUAL_CODECS,
ALC1220_FIXUP_CLEVO_P950,
+ ALC1220_FIXUP_SYSTEM76_ORYP5,
+ ALC1220_FIXUP_SYSTEM76_ORYP5_PINS,
};

static void alc889_fixup_coef(struct hda_codec *codec,
@@ -2056,6 +2058,17 @@ static void alc1220_fixup_clevo_p950(struct hda_codec *codec,
snd_hda_override_conn_list(codec, 0x1b, 1, conn1);
}

+static void alc_fixup_headset_mode_no_hp_mic(struct hda_codec *codec,
+ const struct hda_fixup *fix, int action);
+
+static void alc1220_fixup_system76_oryp5(struct hda_codec *codec,
+ const struct hda_fixup *fix,
+ int action)
+{
+ alc1220_fixup_clevo_p950(codec, fix, action);
+ alc_fixup_headset_mode_no_hp_mic(codec, fix, action);
+}
+
static const struct hda_fixup alc882_fixups[] = {
[ALC882_FIXUP_ABIT_AW9D_MAX] = {
.type = HDA_FIXUP_PINS,
@@ -2300,6 +2313,19 @@ static const struct hda_fixup alc882_fixups[] = {
.type = HDA_FIXUP_FUNC,
.v.func = alc1220_fixup_clevo_p950,
},
+ [ALC1220_FIXUP_SYSTEM76_ORYP5] = {
+ .type = HDA_FIXUP_FUNC,
+ .v.func = alc1220_fixup_system76_oryp5,
+ },
+ [ALC1220_FIXUP_SYSTEM76_ORYP5_PINS] = {
+ .type = HDA_FIXUP_PINS,
+ .v.pins = (const struct hda_pintbl[]) {
+ { 0x19, 0x01a1913c }, /* use as headset mic, without its own jack detect */
+ {}
+ },
+ .chained = true,
+ .chain_id = ALC1220_FIXUP_SYSTEM76_ORYP5,
+ },
};

static const struct snd_pci_quirk alc882_fixup_tbl[] = {
@@ -2376,6 +2402,8 @@ static const struct snd_pci_quirk alc882_fixup_tbl[] = {
SND_PCI_QUIRK(0x1558, 0x9501, "Clevo P950HR", ALC1220_FIXUP_CLEVO_P950),
SND_PCI_QUIRK(0x1558, 0x95e1, "Clevo P95xER", ALC1220_FIXUP_CLEVO_P950),
SND_PCI_QUIRK(0x1558, 0x95e2, "Clevo P950ER", ALC1220_FIXUP_CLEVO_P950),
+ SND_PCI_QUIRK(0x1558, 0x96e1, "System76 Oryx Pro (oryp5)", ALC1220_FIXUP_SYSTEM76_ORYP5_PINS),
+ SND_PCI_QUIRK(0x1558, 0x97e1, "System76 Oryx Pro (oryp5)", ALC1220_FIXUP_SYSTEM76_ORYP5_PINS),
SND_PCI_QUIRK_VENDOR(0x1558, "Clevo laptop", ALC882_FIXUP_EAPD),
SND_PCI_QUIRK(0x161f, 0x2054, "Medion laptop", ALC883_FIXUP_EAPD),
SND_PCI_QUIRK(0x17aa, 0x3a0d, "Lenovo Y530", ALC882_FIXUP_LENOVO_Y530),
@@ -5573,6 +5601,7 @@ enum {
ALC294_FIXUP_ASUS_HEADSET_MIC,
ALC294_FIXUP_ASUS_SPK,
ALC293_FIXUP_SYSTEM76_MIC_NO_PRESENCE,
+ ALC285_FIXUP_LENOVO_PC_BEEP_IN_NOISE,
};

static const struct hda_fixup alc269_fixups[] = {
@@ -6506,6 +6535,17 @@ static const struct hda_fixup alc269_fixups[] = {
.chained = true,
.chain_id = ALC269_FIXUP_HEADSET_MODE_NO_HP_MIC
},
+ [ALC285_FIXUP_LENOVO_PC_BEEP_IN_NOISE] = {
+ .type = HDA_FIXUP_VERBS,
+ .v.verbs = (const struct hda_verb[]) {
+ /* Disable PCBEEP-IN passthrough */
+ { 0x20, AC_VERB_SET_COEF_INDEX, 0x36 },
+ { 0x20, AC_VERB_SET_PROC_COEF, 0x57d7 },
+ { }
+ },
+ .chained = true,
+ .chain_id = ALC285_FIXUP_LENOVO_HEADPHONE_NOISE
+ },
};

static const struct snd_pci_quirk alc269_fixup_tbl[] = {
@@ -7187,7 +7227,7 @@ static const struct snd_hda_pin_quirk alc269_pin_fixup_tbl[] = {
{0x12, 0x90a60130},
{0x19, 0x03a11020},
{0x21, 0x0321101f}),
- SND_HDA_PIN_QUIRK(0x10ec0285, 0x17aa, "Lenovo", ALC285_FIXUP_LENOVO_HEADPHONE_NOISE,
+ SND_HDA_PIN_QUIRK(0x10ec0285, 0x17aa, "Lenovo", ALC285_FIXUP_LENOVO_PC_BEEP_IN_NOISE,
{0x12, 0x90a60130},
{0x14, 0x90170110},
{0x19, 0x04a11040},
diff --git a/tools/testing/selftests/bpf/test_progs.c b/tools/testing/selftests/bpf/test_progs.c
index d029cad08cbd..89f8b0dae7ef 100644
--- a/tools/testing/selftests/bpf/test_progs.c
+++ b/tools/testing/selftests/bpf/test_progs.c
@@ -1136,7 +1136,9 @@ static void test_stacktrace_build_id(void)
int i, j;
struct bpf_stack_build_id id_offs[PERF_MAX_STACK_DEPTH];
int build_id_matches = 0;
+ int retry = 1;

+retry:
err = bpf_prog_load(file, BPF_PROG_TYPE_TRACEPOINT, &obj, &prog_fd);
if (CHECK(err, "prog_load", "err %d errno %d\n", err, errno))
goto out;
@@ -1249,6 +1251,19 @@ static void test_stacktrace_build_id(void)
previous_key = key;
} while (bpf_map_get_next_key(stackmap_fd, &previous_key, &key) == 0);

+ /* stack_map_get_build_id_offset() is racy and sometimes can return
+ * BPF_STACK_BUILD_ID_IP instead of BPF_STACK_BUILD_ID_VALID;
+ * try it one more time.
+ */
+ if (build_id_matches < 1 && retry--) {
+ ioctl(pmu_fd, PERF_EVENT_IOC_DISABLE);
+ close(pmu_fd);
+ bpf_object__close(obj);
+ printf("%s:WARN:Didn't find expected build ID from the map, retrying\n",
+ __func__);
+ goto retry;
+ }
+
if (CHECK(build_id_matches < 1, "build id match",
"Didn't find expected build ID from the map\n"))
goto disable_pmu;
@@ -1289,7 +1304,9 @@ static void test_stacktrace_build_id_nmi(void)
int i, j;
struct bpf_stack_build_id id_offs[PERF_MAX_STACK_DEPTH];
int build_id_matches = 0;
+ int retry = 1;

+retry:
err = bpf_prog_load(file, BPF_PROG_TYPE_PERF_EVENT, &obj, &prog_fd);
if (CHECK(err, "prog_load", "err %d errno %d\n", err, errno))
return;
@@ -1384,6 +1401,19 @@ static void test_stacktrace_build_id_nmi(void)
previous_key = key;
} while (bpf_map_get_next_key(stackmap_fd, &previous_key, &key) == 0);

+ /* stack_map_get_build_id_offset() is racy and sometimes can return
+ * BPF_STACK_BUILD_ID_IP instead of BPF_STACK_BUILD_ID_VALID;
+ * try it one more time.
+ */
+ if (build_id_matches < 1 && retry--) {
+ ioctl(pmu_fd, PERF_EVENT_IOC_DISABLE);
+ close(pmu_fd);
+ bpf_object__close(obj);
+ printf("%s:WARN:Didn't find expected build ID from the map, retrying\n",
+ __func__);
+ goto retry;
+ }
+
if (CHECK(build_id_matches < 1, "build id match",
"Didn't find expected build ID from the map\n"))
goto disable_pmu;
diff --git a/tools/testing/selftests/bpf/test_sock_addr.c b/tools/testing/selftests/bpf/test_sock_addr.c
index aeeb76a54d63..e38f1cb7089d 100644
--- a/tools/testing/selftests/bpf/test_sock_addr.c
+++ b/tools/testing/selftests/bpf/test_sock_addr.c
@@ -44,6 +44,7 @@
#define SERV6_V4MAPPED_IP "::ffff:192.168.0.4"
#define SRC6_IP "::1"
#define SRC6_REWRITE_IP "::6"
+#define WILDCARD6_IP "::"
#define SERV6_PORT 6060
#define SERV6_REWRITE_PORT 6666

@@ -85,12 +86,14 @@ static int bind4_prog_load(const struct sock_addr_test *test);
static int bind6_prog_load(const struct sock_addr_test *test);
static int connect4_prog_load(const struct sock_addr_test *test);
static int connect6_prog_load(const struct sock_addr_test *test);
+static int sendmsg_allow_prog_load(const struct sock_addr_test *test);
static int sendmsg_deny_prog_load(const struct sock_addr_test *test);
static int sendmsg4_rw_asm_prog_load(const struct sock_addr_test *test);
static int sendmsg4_rw_c_prog_load(const struct sock_addr_test *test);
static int sendmsg6_rw_asm_prog_load(const struct sock_addr_test *test);
static int sendmsg6_rw_c_prog_load(const struct sock_addr_test *test);
static int sendmsg6_rw_v4mapped_prog_load(const struct sock_addr_test *test);
+static int sendmsg6_rw_wildcard_prog_load(const struct sock_addr_test *test);

static struct sock_addr_test tests[] = {
/* bind */
@@ -462,6 +465,34 @@ static struct sock_addr_test tests[] = {
SRC6_REWRITE_IP,
SYSCALL_ENOTSUPP,
},
+ {
+ "sendmsg6: set dst IP = [::] (BSD'ism)",
+ sendmsg6_rw_wildcard_prog_load,
+ BPF_CGROUP_UDP6_SENDMSG,
+ BPF_CGROUP_UDP6_SENDMSG,
+ AF_INET6,
+ SOCK_DGRAM,
+ SERV6_IP,
+ SERV6_PORT,
+ SERV6_REWRITE_IP,
+ SERV6_REWRITE_PORT,
+ SRC6_REWRITE_IP,
+ SUCCESS,
+ },
+ {
+ "sendmsg6: preserve dst IP = [::] (BSD'ism)",
+ sendmsg_allow_prog_load,
+ BPF_CGROUP_UDP6_SENDMSG,
+ BPF_CGROUP_UDP6_SENDMSG,
+ AF_INET6,
+ SOCK_DGRAM,
+ WILDCARD6_IP,
+ SERV6_PORT,
+ SERV6_REWRITE_IP,
+ SERV6_PORT,
+ SRC6_IP,
+ SUCCESS,
+ },
{
"sendmsg6: deny call",
sendmsg_deny_prog_load,
@@ -714,16 +745,27 @@ static int connect6_prog_load(const struct sock_addr_test *test)
return load_path(test, CONNECT6_PROG_PATH);
}

-static int sendmsg_deny_prog_load(const struct sock_addr_test *test)
+static int sendmsg_ret_only_prog_load(const struct sock_addr_test *test,
+ int32_t rc)
{
struct bpf_insn insns[] = {
- /* return 0 */
- BPF_MOV64_IMM(BPF_REG_0, 0),
+ /* return rc */
+ BPF_MOV64_IMM(BPF_REG_0, rc),
BPF_EXIT_INSN(),
};
return load_insns(test, insns, sizeof(insns) / sizeof(struct bpf_insn));
}

+static int sendmsg_allow_prog_load(const struct sock_addr_test *test)
+{
+ return sendmsg_ret_only_prog_load(test, /*rc*/ 1);
+}
+
+static int sendmsg_deny_prog_load(const struct sock_addr_test *test)
+{
+ return sendmsg_ret_only_prog_load(test, /*rc*/ 0);
+}
+
static int sendmsg4_rw_asm_prog_load(const struct sock_addr_test *test)
{
struct sockaddr_in dst4_rw_addr;
@@ -844,6 +886,11 @@ static int sendmsg6_rw_v4mapped_prog_load(const struct sock_addr_test *test)
return sendmsg6_rw_dst_asm_prog_load(test, SERV6_V4MAPPED_IP);
}

+static int sendmsg6_rw_wildcard_prog_load(const struct sock_addr_test *test)
+{
+ return sendmsg6_rw_dst_asm_prog_load(test, WILDCARD6_IP);
+}
+
static int sendmsg6_rw_c_prog_load(const struct sock_addr_test *test)
{
return load_path(test, SENDMSG6_PROG_PATH);
diff --git a/tools/testing/selftests/net/forwarding/bridge_vlan_aware.sh b/tools/testing/selftests/net/forwarding/bridge_vlan_aware.sh
index d8313d0438b7..b90dff8d3a94 100755
--- a/tools/testing/selftests/net/forwarding/bridge_vlan_aware.sh
+++ b/tools/testing/selftests/net/forwarding/bridge_vlan_aware.sh
@@ -1,7 +1,7 @@
#!/bin/bash
# SPDX-License-Identifier: GPL-2.0

-ALL_TESTS="ping_ipv4 ping_ipv6 learning flooding"
+ALL_TESTS="ping_ipv4 ping_ipv6 learning flooding vlan_deletion extern_learn"
NUM_NETIFS=4
CHECK_TC="yes"
source lib.sh
@@ -96,6 +96,51 @@ flooding()
flood_test $swp2 $h1 $h2
}

+vlan_deletion()
+{
+ # Test that the deletion of a VLAN on a bridge port does not affect
+ # the PVID VLAN
+ log_info "Add and delete a VLAN on bridge port $swp1"
+
+ bridge vlan add vid 10 dev $swp1
+ bridge vlan del vid 10 dev $swp1
+
+ ping_ipv4
+ ping_ipv6
+}
+
+extern_learn()
+{
+ local mac=de:ad:be:ef:13:37
+ local ageing_time
+
+ # Test that externally learned FDB entries can roam, but not age out
+ RET=0
+
+ bridge fdb add de:ad:be:ef:13:37 dev $swp1 master extern_learn vlan 1
+
+ bridge fdb show brport $swp1 | grep -q de:ad:be:ef:13:37
+ check_err $? "Did not find FDB entry when should"
+
+ # Wait for 10 seconds after the ageing time to make sure the FDB entry
+ # was not aged out
+ ageing_time=$(bridge_ageing_time_get br0)
+ sleep $((ageing_time + 10))
+
+ bridge fdb show brport $swp1 | grep -q de:ad:be:ef:13:37
+ check_err $? "FDB entry was aged out when should not"
+
+ $MZ $h2 -c 1 -p 64 -a $mac -t ip -q
+
+ bridge fdb show brport $swp2 | grep -q de:ad:be:ef:13:37
+ check_err $? "FDB entry did not roam when should"
+
+ log_test "Externally learned FDB entry - ageing & roaming"
+
+ bridge fdb del de:ad:be:ef:13:37 dev $swp2 master vlan 1 &> /dev/null
+ bridge fdb del de:ad:be:ef:13:37 dev $swp1 master vlan 1 &> /dev/null
+}
+
trap cleanup EXIT

setup_prepare
diff --git a/tools/testing/selftests/tc-testing/tc-tests/actions/ife.json b/tools/testing/selftests/tc-testing/tc-tests/actions/ife.json
index 637ea0219617..0da3545cabdb 100644
--- a/tools/testing/selftests/tc-testing/tc-tests/actions/ife.json
+++ b/tools/testing/selftests/tc-testing/tc-tests/actions/ife.json
@@ -17,7 +17,7 @@
"cmdUnderTest": "$TC actions add action ife encode allow mark pass index 2",
"expExitCode": "0",
"verifyCmd": "$TC actions get action ife index 2",
- "matchPattern": "action order [0-9]*: ife encode action pass.*type 0xED3E.*allow mark.*index 2",
+ "matchPattern": "action order [0-9]*: ife encode action pass.*type 0[xX]ED3E.*allow mark.*index 2",
"matchCount": "1",
"teardown": [
"$TC actions flush action ife"
@@ -41,7 +41,7 @@
"cmdUnderTest": "$TC actions add action ife encode use mark 10 pipe index 2",
"expExitCode": "0",
"verifyCmd": "$TC actions get action ife index 2",
- "matchPattern": "action order [0-9]*: ife encode action pipe.*type 0xED3E.*use mark.*index 2",
+ "matchPattern": "action order [0-9]*: ife encode action pipe.*type 0[xX]ED3E.*use mark.*index 2",
"matchCount": "1",
"teardown": [
"$TC actions flush action ife"
@@ -65,7 +65,7 @@
"cmdUnderTest": "$TC actions add action ife encode allow mark continue index 2",
"expExitCode": "0",
"verifyCmd": "$TC actions get action ife index 2",
- "matchPattern": "action order [0-9]*: ife encode action continue.*type 0xED3E.*allow mark.*index 2",
+ "matchPattern": "action order [0-9]*: ife encode action continue.*type 0[xX]ED3E.*allow mark.*index 2",
"matchCount": "1",
"teardown": [
"$TC actions flush action ife"
@@ -89,7 +89,7 @@
"cmdUnderTest": "$TC actions add action ife encode use mark 789 drop index 2",
"expExitCode": "0",
"verifyCmd": "$TC actions get action ife index 2",
- "matchPattern": "action order [0-9]*: ife encode action drop.*type 0xED3E.*use mark 789.*index 2",
+ "matchPattern": "action order [0-9]*: ife encode action drop.*type 0[xX]ED3E.*use mark 789.*index 2",
"matchCount": "1",
"teardown": [
"$TC actions flush action ife"
@@ -113,7 +113,7 @@
"cmdUnderTest": "$TC actions add action ife encode use mark 656768 reclassify index 2",
"expExitCode": "0",
"verifyCmd": "$TC actions get action ife index 2",
- "matchPattern": "action order [0-9]*: ife encode action reclassify.*type 0xED3E.*use mark 656768.*index 2",
+ "matchPattern": "action order [0-9]*: ife encode action reclassify.*type 0[xX]ED3E.*use mark 656768.*index 2",
"matchCount": "1",
"teardown": [
"$TC actions flush action ife"
@@ -137,7 +137,7 @@
"cmdUnderTest": "$TC actions add action ife encode use mark 65 jump 1 index 2",
"expExitCode": "0",
"verifyCmd": "$TC actions get action ife index 2",
- "matchPattern": "action order [0-9]*: ife encode action jump 1.*type 0xED3E.*use mark 65.*index 2",
+ "matchPattern": "action order [0-9]*: ife encode action jump 1.*type 0[xX]ED3E.*use mark 65.*index 2",
"matchCount": "1",
"teardown": [
"$TC actions flush action ife"
@@ -161,7 +161,7 @@
"cmdUnderTest": "$TC actions add action ife encode use mark 4294967295 reclassify index 90",
"expExitCode": "0",
"verifyCmd": "$TC actions get action ife index 90",
- "matchPattern": "action order [0-9]*: ife encode action reclassify.*type 0xED3E.*use mark 4294967295.*index 90",
+ "matchPattern": "action order [0-9]*: ife encode action reclassify.*type 0[xX]ED3E.*use mark 4294967295.*index 90",
"matchCount": "1",
"teardown": [
"$TC actions flush action ife"
@@ -185,7 +185,7 @@
"cmdUnderTest": "$TC actions add action ife encode use mark 4294967295999 pipe index 90",
"expExitCode": "255",
"verifyCmd": "$TC actions get action ife index 90",
- "matchPattern": "action order [0-9]*: ife encode action pipe.*type 0xED3E.*use mark 4294967295999.*index 90",
+ "matchPattern": "action order [0-9]*: ife encode action pipe.*type 0[xX]ED3E.*use mark 4294967295999.*index 90",
"matchCount": "0",
"teardown": []
},
@@ -207,7 +207,7 @@
"cmdUnderTest": "$TC actions add action ife encode allow prio pass index 9",
"expExitCode": "0",
"verifyCmd": "$TC actions get action ife index 9",
- "matchPattern": "action order [0-9]*: ife encode action pass.*type 0xED3E.*allow prio.*index 9",
+ "matchPattern": "action order [0-9]*: ife encode action pass.*type 0[xX]ED3E.*allow prio.*index 9",
"matchCount": "1",
"teardown": [
"$TC actions flush action ife"
@@ -231,7 +231,7 @@
"cmdUnderTest": "$TC actions add action ife encode use prio 7 pipe index 9",
"expExitCode": "0",
"verifyCmd": "$TC actions get action ife index 9",
- "matchPattern": "action order [0-9]*: ife encode action pipe.*type 0xED3E.*use prio 7.*index 9",
+ "matchPattern": "action order [0-9]*: ife encode action pipe.*type 0[xX]ED3E.*use prio 7.*index 9",
"matchCount": "1",
"teardown": [
"$TC actions flush action ife"
@@ -255,7 +255,7 @@
"cmdUnderTest": "$TC actions add action ife encode use prio 3 continue index 9",
"expExitCode": "0",
"verifyCmd": "$TC actions get action ife index 9",
- "matchPattern": "action order [0-9]*: ife encode action continue.*type 0xED3E.*use prio 3.*index 9",
+ "matchPattern": "action order [0-9]*: ife encode action continue.*type 0[xX]ED3E.*use prio 3.*index 9",
"matchCount": "1",
"teardown": [
"$TC actions flush action ife"
@@ -279,7 +279,7 @@
"cmdUnderTest": "$TC actions add action ife encode allow prio drop index 9",
"expExitCode": "0",
"verifyCmd": "$TC actions get action ife index 9",
- "matchPattern": "action order [0-9]*: ife encode action drop.*type 0xED3E.*allow prio.*index 9",
+ "matchPattern": "action order [0-9]*: ife encode action drop.*type 0[xX]ED3E.*allow prio.*index 9",
"matchCount": "1",
"teardown": [
"$TC actions flush action ife"
@@ -303,7 +303,7 @@
"cmdUnderTest": "$TC actions add action ife encode use prio 998877 reclassify index 9",
"expExitCode": "0",
"verifyCmd": "$TC actions get action ife index 9",
- "matchPattern": "action order [0-9]*: ife encode action reclassify.*type 0xED3E.*use prio 998877.*index 9",
+ "matchPattern": "action order [0-9]*: ife encode action reclassify.*type 0[xX]ED3E.*use prio 998877.*index 9",
"matchCount": "1",
"teardown": [
"$TC actions flush action ife"
@@ -327,7 +327,7 @@
"cmdUnderTest": "$TC actions add action ife encode use prio 998877 jump 10 index 9",
"expExitCode": "0",
"verifyCmd": "$TC actions get action ife index 9",
- "matchPattern": "action order [0-9]*: ife encode action jump 10.*type 0xED3E.*use prio 998877.*index 9",
+ "matchPattern": "action order [0-9]*: ife encode action jump 10.*type 0[xX]ED3E.*use prio 998877.*index 9",
"matchCount": "1",
"teardown": [
"$TC actions flush action ife"
@@ -351,7 +351,7 @@
"cmdUnderTest": "$TC actions add action ife encode use prio 4294967295 reclassify index 99",
"expExitCode": "0",
"verifyCmd": "$TC actions get action ife index 99",
- "matchPattern": "action order [0-9]*: ife encode action reclassify.*type 0xED3E.*use prio 4294967295.*index 99",
+ "matchPattern": "action order [0-9]*: ife encode action reclassify.*type 0[xX]ED3E.*use prio 4294967295.*index 99",
"matchCount": "1",
"teardown": [
"$TC actions flush action ife"
@@ -375,7 +375,7 @@
"cmdUnderTest": "$TC actions add action ife encode use prio 4294967298 pipe index 99",
"expExitCode": "255",
"verifyCmd": "$TC actions get action ife index 99",
- "matchPattern": "action order [0-9]*: ife encode action pipe.*type 0xED3E.*use prio 4294967298.*index 99",
+ "matchPattern": "action order [0-9]*: ife encode action pipe.*type 0[xX]ED3E.*use prio 4294967298.*index 99",
"matchCount": "0",
"teardown": []
},
@@ -397,7 +397,7 @@
"cmdUnderTest": "$TC actions add action ife encode allow tcindex pass index 1",
"expExitCode": "0",
"verifyCmd": "$TC actions get action ife index 1",
- "matchPattern": "action order [0-9]*: ife encode action pass.*type 0xED3E.*allow tcindex.*index 1",
+ "matchPattern": "action order [0-9]*: ife encode action pass.*type 0[xX]ED3E.*allow tcindex.*index 1",
"matchCount": "1",
"teardown": [
"$TC actions flush action ife"
@@ -421,7 +421,7 @@
"cmdUnderTest": "$TC actions add action ife encode use tcindex 111 pipe index 1",
"expExitCode": "0",
"verifyCmd": "$TC actions get action ife index 1",
- "matchPattern": "action order [0-9]*: ife encode action pipe.*type 0xED3E.*use tcindex 111.*index 1",
+ "matchPattern": "action order [0-9]*: ife encode action pipe.*type 0[xX]ED3E.*use tcindex 111.*index 1",
"matchCount": "1",
"teardown": [
"$TC actions flush action ife"
@@ -445,7 +445,7 @@
"cmdUnderTest": "$TC actions add action ife encode use tcindex 1 continue index 1",
"expExitCode": "0",
"verifyCmd": "$TC actions get action ife index 1",
- "matchPattern": "action order [0-9]*: ife encode action continue.*type 0xED3E.*use tcindex 1.*index 1",
+ "matchPattern": "action order [0-9]*: ife encode action continue.*type 0[xX]ED3E.*use tcindex 1.*index 1",
"matchCount": "1",
"teardown": [
"$TC actions flush action ife"
@@ -469,7 +469,7 @@
"cmdUnderTest": "$TC actions add action ife encode use tcindex 1 continue index 1",
"expExitCode": "0",
"verifyCmd": "$TC actions get action ife index 1",
- "matchPattern": "action order [0-9]*: ife encode action continue.*type 0xED3E.*use tcindex 1.*index 1",
+ "matchPattern": "action order [0-9]*: ife encode action continue.*type 0[xX]ED3E.*use tcindex 1.*index 1",
"matchCount": "1",
"teardown": [
"$TC actions flush action ife"
@@ -493,7 +493,7 @@
"cmdUnderTest": "$TC actions add action ife encode allow tcindex drop index 77",
"expExitCode": "0",
"verifyCmd": "$TC actions get action ife index 77",
- "matchPattern": "action order [0-9]*: ife encode action drop.*type 0xED3E.*allow tcindex.*index 77",
+ "matchPattern": "action order [0-9]*: ife encode action drop.*type 0[xX]ED3E.*allow tcindex.*index 77",
"matchCount": "1",
"teardown": [
"$TC actions flush action ife"
@@ -517,7 +517,7 @@
"cmdUnderTest": "$TC actions add action ife encode allow tcindex reclassify index 77",
"expExitCode": "0",
"verifyCmd": "$TC actions get action ife index 77",
- "matchPattern": "action order [0-9]*: ife encode action reclassify.*type 0xED3E.*allow tcindex.*index 77",
+ "matchPattern": "action order [0-9]*: ife encode action reclassify.*type 0[xX]ED3E.*allow tcindex.*index 77",
"matchCount": "1",
"teardown": [
"$TC actions flush action ife"
@@ -541,7 +541,7 @@
"cmdUnderTest": "$TC actions add action ife encode allow tcindex jump 999 index 77",
"expExitCode": "0",
"verifyCmd": "$TC actions get action ife index 77",
- "matchPattern": "action order [0-9]*: ife encode action jump 999.*type 0xED3E.*allow tcindex.*index 77",
+ "matchPattern": "action order [0-9]*: ife encode action jump 999.*type 0[xX]ED3E.*allow tcindex.*index 77",
"matchCount": "1",
"teardown": [
"$TC actions flush action ife"
@@ -565,7 +565,7 @@
"cmdUnderTest": "$TC actions add action ife encode use tcindex 65535 pass index 1",
"expExitCode": "0",
"verifyCmd": "$TC actions get action ife index 1",
- "matchPattern": "action order [0-9]*: ife encode action pass.*type 0xED3E.*use tcindex 65535.*index 1",
+ "matchPattern": "action order [0-9]*: ife encode action pass.*type 0[xX]ED3E.*use tcindex 65535.*index 1",
"matchCount": "1",
"teardown": [
"$TC actions flush action ife"
@@ -589,7 +589,7 @@
"cmdUnderTest": "$TC actions add action ife encode use tcindex 65539 pipe index 1",
"expExitCode": "255",
"verifyCmd": "$TC actions get action ife index 1",
- "matchPattern": "action order [0-9]*: ife encode action pipe.*type 0xED3E.*use tcindex 65539.*index 1",
+ "matchPattern": "action order [0-9]*: ife encode action pipe.*type 0[xX]ED3E.*use tcindex 65539.*index 1",
"matchCount": "0",
"teardown": []
},
@@ -611,7 +611,7 @@
"cmdUnderTest": "$TC actions add action ife encode allow mark src 00:11:22:33:44:55 pipe index 1",
"expExitCode": "0",
"verifyCmd": "$TC actions get action ife index 1",
- "matchPattern": "action order [0-9]*: ife encode action pipe.*type 0xED3E.*allow mark src 00:11:22:33:44:55.*index 1",
+ "matchPattern": "action order [0-9]*: ife encode action pipe.*type 0[xX]ED3E.*allow mark src 00:11:22:33:44:55.*index 1",
"matchCount": "1",
"teardown": [
"$TC actions flush action ife"
@@ -635,7 +635,7 @@
"cmdUnderTest": "$TC actions add action ife encode use prio 9876 dst 00:11:22:33:44:55 reclassify index 1",
"expExitCode": "0",
"verifyCmd": "$TC actions get action ife index 1",
- "matchPattern": "action order [0-9]*: ife encode action reclassify.*type 0xED3E.*use prio 9876 dst 00:11:22:33:44:55.*index 1",
+ "matchPattern": "action order [0-9]*: ife encode action reclassify.*type 0[xX]ED3E.*use prio 9876 dst 00:11:22:33:44:55.*index 1",
"matchCount": "1",
"teardown": [
"$TC actions flush action ife"
@@ -659,7 +659,7 @@
"cmdUnderTest": "$TC actions add action ife encode allow tcindex src 00:aa:bb:cc:dd:ee dst 00:11:22:33:44:55 pass index 11",
"expExitCode": "0",
"verifyCmd": "$TC actions get action ife index 11",
- "matchPattern": "action order [0-9]*: ife encode action pass.*type 0xED3E.*allow tcindex dst 00:11:22:33:44:55 src 00:aa:bb:cc:dd:ee .*index 11",
+ "matchPattern": "action order [0-9]*: ife encode action pass.*type 0[xX]ED3E.*allow tcindex dst 00:11:22:33:44:55 src 00:aa:bb:cc:dd:ee .*index 11",
"matchCount": "1",
"teardown": [
"$TC actions flush action ife"
@@ -683,7 +683,7 @@
"cmdUnderTest": "$TC actions add action ife encode use mark 7 type 0xfefe pass index 1",
"expExitCode": "0",
"verifyCmd": "$TC actions get action ife index 1",
- "matchPattern": "action order [0-9]*: ife encode action pass.*type 0xFEFE.*use mark 7.*index 1",
+ "matchPattern": "action order [0-9]*: ife encode action pass.*type 0[xX]FEFE.*use mark 7.*index 1",
"matchCount": "1",
"teardown": [
"$TC actions flush action ife"
@@ -707,7 +707,7 @@
"cmdUnderTest": "$TC actions add action ife encode use prio 444 type 0xabba pipe index 21",
"expExitCode": "0",
"verifyCmd": "$TC actions get action ife index 21",
- "matchPattern": "action order [0-9]*: ife encode action pipe.*type 0xABBA.*use prio 444.*index 21",
+ "matchPattern": "action order [0-9]*: ife encode action pipe.*type 0[xX]ABBA.*use prio 444.*index 21",
"matchCount": "1",
"teardown": [
"$TC actions flush action ife"
@@ -731,7 +731,7 @@
"cmdUnderTest": "$TC actions add action ife encode use tcindex 5000 type 0xabcd reclassify index 21",
"expExitCode": "0",
"verifyCmd": "$TC actions get action ife index 21",
- "matchPattern": "action order [0-9]*: ife encode action reclassify.*type 0xABCD.*use tcindex 5000.*index 21",
+ "matchPattern": "action order [0-9]*: ife encode action reclassify.*type 0[xX]ABCD.*use tcindex 5000.*index 21",
"matchCount": "1",
"teardown": [
"$TC actions flush action ife"
@@ -739,7 +739,7 @@
},
{
"id": "fac3",
- "name": "Create valid ife encode action with index at 32-bit maximnum",
+ "name": "Create valid ife encode action with index at 32-bit maximum",
"category": [
"actions",
"ife"
@@ -755,7 +755,7 @@
"cmdUnderTest": "$TC actions add action ife encode allow mark pass index 4294967295",
"expExitCode": "0",
"verifyCmd": "$TC actions get action ife index 4294967295",
- "matchPattern": "action order [0-9]*: ife encode action pass.*type 0xED3E.*allow mark.*index 4294967295",
+ "matchPattern": "action order [0-9]*: ife encode action pass.*type 0[xX]ED3E.*allow mark.*index 4294967295",
"matchCount": "1",
"teardown": [
"$TC actions flush action ife"
@@ -779,7 +779,7 @@
"cmdUnderTest": "$TC actions add action ife decode pass index 1",
"expExitCode": "0",
"verifyCmd": "$TC actions get action ife index 1",
- "matchPattern": "action order [0-9]*: ife decode action pass.*type 0x0.*allow mark allow tcindex allow prio.*index 1",
+ "matchPattern": "action order [0-9]*: ife decode action pass.*type 0(x0)?.*allow mark allow tcindex allow prio.*index 1",
"matchCount": "1",
"teardown": [
"$TC actions flush action ife"
@@ -803,7 +803,7 @@
"cmdUnderTest": "$TC actions add action ife decode pipe index 1",
"expExitCode": "0",
"verifyCmd": "$TC actions get action ife index 1",
- "matchPattern": "action order [0-9]*: ife decode action pipe.*type 0x0.*allow mark allow tcindex allow prio.*index 1",
+ "matchPattern": "action order [0-9]*: ife decode action pipe.*type 0(x0)?.*allow mark allow tcindex allow prio.*index 1",
"matchCount": "1",
"teardown": [
"$TC actions flush action ife"
@@ -827,7 +827,7 @@
"cmdUnderTest": "$TC actions add action ife decode continue index 1",
"expExitCode": "0",
"verifyCmd": "$TC actions get action ife index 1",
- "matchPattern": "action order [0-9]*: ife decode action continue.*type 0x0.*allow mark allow tcindex allow prio.*index 1",
+ "matchPattern": "action order [0-9]*: ife decode action continue.*type 0(x0)?.*allow mark allow tcindex allow prio.*index 1",
"matchCount": "1",
"teardown": [
"$TC actions flush action ife"
@@ -851,7 +851,7 @@
"cmdUnderTest": "$TC actions add action ife decode drop index 1",
"expExitCode": "0",
"verifyCmd": "$TC actions get action ife index 1",
- "matchPattern": "action order [0-9]*: ife decode action drop.*type 0x0.*allow mark allow tcindex allow prio.*index 1",
+ "matchPattern": "action order [0-9]*: ife decode action drop.*type 0(x0)?.*allow mark allow tcindex allow prio.*index 1",
"matchCount": "1",
"teardown": [
"$TC actions flush action ife"
@@ -875,7 +875,7 @@
"cmdUnderTest": "$TC actions add action ife decode reclassify index 1",
"expExitCode": "0",
"verifyCmd": "$TC actions get action ife index 1",
- "matchPattern": "action order [0-9]*: ife decode action reclassify.*type 0x0.*allow mark allow tcindex allow prio.*index 1",
+ "matchPattern": "action order [0-9]*: ife decode action reclassify.*type 0(x0)?.*allow mark allow tcindex allow prio.*index 1",
"matchCount": "1",
"teardown": [
"$TC actions flush action ife"
@@ -899,7 +899,7 @@
"cmdUnderTest": "$TC actions add action ife decode jump 10 index 1",
"expExitCode": "0",
"verifyCmd": "$TC actions get action ife index 1",
- "matchPattern": "action order [0-9]*: ife decode action jump 10.*type 0x0.*allow mark allow tcindex allow prio.*index 1",
+ "matchPattern": "action order [0-9]*: ife decode action jump 10.*type 0(x0)?.*allow mark allow tcindex allow prio.*index 1",
"matchCount": "1",
"teardown": [
"$TC actions flush action ife"
@@ -923,7 +923,7 @@
"cmdUnderTest": "$TC actions add action ife encode allow mark pass index 4294967295999",
"expExitCode": "255",
"verifyCmd": "$TC actions get action ife index 4294967295999",
- "matchPattern": "action order [0-9]*: ife encode action pass.*type 0xED3E.*allow mark.*index 4294967295999",
+ "matchPattern": "action order [0-9]*: ife encode action pass.*type 0[xX]ED3E.*allow mark.*index 4294967295999",
"matchCount": "0",
"teardown": []
},
@@ -945,7 +945,7 @@
"cmdUnderTest": "$TC actions add action ife encode allow mark kuka index 4",
"expExitCode": "255",
"verifyCmd": "$TC actions get action ife index 4",
- "matchPattern": "action order [0-9]*: ife encode action kuka.*type 0xED3E.*allow mark.*index 4",
+ "matchPattern": "action order [0-9]*: ife encode action kuka.*type 0[xX]ED3E.*allow mark.*index 4",
"matchCount": "0",
"teardown": []
},
@@ -967,7 +967,7 @@
"cmdUnderTest": "$TC actions add action ife encode allow prio pipe index 4 cookie aabbccddeeff112233445566778800a1",
"expExitCode": "0",
"verifyCmd": "$TC actions get action ife index 4",
- "matchPattern": "action order [0-9]*: ife encode action pipe.*type 0xED3E.*allow prio.*index 4.*cookie aabbccddeeff112233445566778800a1",
+ "matchPattern": "action order [0-9]*: ife encode action pipe.*type 0[xX]ED3E.*allow prio.*index 4.*cookie aabbccddeeff112233445566778800a1",
"matchCount": "1",
"teardown": [
"$TC actions flush action ife"
@@ -991,7 +991,7 @@
"cmdUnderTest": "$TC actions add action ife encode allow foo pipe index 4",
"expExitCode": "255",
"verifyCmd": "$TC actions get action ife index 4",
- "matchPattern": "action order [0-9]*: ife encode action pipe.*type 0xED3E.*allow foo.*index 4",
+ "matchPattern": "action order [0-9]*: ife encode action pipe.*type 0[xX]ED3E.*allow foo.*index 4",
"matchCount": "0",
"teardown": []
},
@@ -1013,7 +1013,7 @@
"cmdUnderTest": "$TC actions add action ife encode allow prio type 70000 pipe index 4",
"expExitCode": "255",
"verifyCmd": "$TC actions get action ife index 4",
- "matchPattern": "action order [0-9]*: ife encode action pipe.*type 0x11170.*allow prio.*index 4",
+ "matchPattern": "action order [0-9]*: ife encode action pipe.*type 0[xX]11170.*allow prio.*index 4",
"matchCount": "0",
"teardown": []
},
diff --git a/tools/testing/selftests/tc-testing/tc-tests/actions/tunnel_key.json b/tools/testing/selftests/tc-testing/tc-tests/actions/tunnel_key.json
index 10b2d894e436..e7e15a7336b6 100644
--- a/tools/testing/selftests/tc-testing/tc-tests/actions/tunnel_key.json
+++ b/tools/testing/selftests/tc-testing/tc-tests/actions/tunnel_key.json
@@ -81,35 +81,6 @@
]
]
},
- {
- "id": "ba4e",
- "name": "Add tunnel_key set action with missing mandatory id parameter",
- "category": [
- "actions",
- "tunnel_key"
- ],
- "setup": [
- [
- "$TC actions flush action tunnel_key",
- 0,
- 1,
- 255
- ]
- ],
- "cmdUnderTest": "$TC actions add action tunnel_key set src_ip 10.10.10.1 dst_ip 20.20.20.2",
- "expExitCode": "255",
- "verifyCmd": "$TC actions list action tunnel_key",
- "matchPattern": "action order [0-9]+: tunnel_key set.*src_ip 10.10.10.1.*dst_ip 20.20.20.2",
- "matchCount": "0",
- "teardown": [
- [
- "$TC actions flush action tunnel_key",
- 0,
- 1,
- 255
- ]
- ]
- },
{
"id": "a5e0",
"name": "Add tunnel_key set action with invalid src_ip parameter",
@@ -634,7 +605,7 @@
"cmdUnderTest": "$TC actions add action tunnel_key set src_ip 10.10.10.1 dst_ip 10.10.10.2 id 7 index 4 cookie aa11bb22cc33dd44ee55ff66aa11b1b2",
"expExitCode": "0",
"verifyCmd": "$TC actions get action tunnel_key index 4",
- "matchPattern": "action order [0-9]+: tunnel_key.*set.*src_ip 10.10.10.1.*dst_ip 10.10.10.2.*key_id 7.*dst_port 0.*csum pipe.*index 4 ref.*cookie aa11bb22cc33dd44ee55ff66aa11b1b2",
+ "matchPattern": "action order [0-9]+: tunnel_key.*set.*src_ip 10.10.10.1.*dst_ip 10.10.10.2.*key_id 7.*csum pipe.*index 4 ref.*cookie aa11bb22cc33dd44ee55ff66aa11b1b2",
"matchCount": "1",
"teardown": [
"$TC actions flush action tunnel_key"
\
 
 \ /
  Last update: 2019-02-27 12:19    [W:0.234 / U:33.476 seconds]
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