Linux 5.10.102

index 2000fca6bd4e..6098666e928d 100644
@@ -263,9 +263,9 @@ static int __init omapdss_init_of(void)
 	}
 
 	r = of_platform_populate(node, NULL, NULL, &pdev->dev);
+	put_device(&pdev->dev);
 	if (r) {
 		pr_err("Unable to populate DSS submodule devices\n");
-		put_device(&pdev->dev);
 		return r;
 	}
 

index 9443f129859b..1fd67abca055 100644
@@ -749,8 +749,10 @@ static int __init _init_clkctrl_providers(void)
 
 	for_each_matching_node(np, ti_clkctrl_match_table) {
 		ret = _setup_clkctrl_provider(np);
-		if (ret)
+		if (ret) {
+			of_node_put(np);
 			break;
+		}
 	}
 
 	return ret;

index f03adb1999e7..e362d6a14731 100644
@@ -346,6 +346,16 @@ u64 ioread64be(const void __iomem *addr)
 	return *((u64 *)addr);
 }
 
+u64 ioread64_lo_hi(const void __iomem *addr)
+{
+	u32 low, high;
+
+	low = ioread32(addr);
+	high = ioread32(addr + sizeof(u32));
+
+	return low + ((u64)high << 32);
+}
+
 u64 ioread64_hi_lo(const void __iomem *addr)
 {
 	u32 low, high;

@@ -419,6 +429,12 @@ void iowrite64be(u64 datum, void __iomem *addr)
 	}
 }
 
+void iowrite64_lo_hi(u64 val, void __iomem *addr)
+{
+	iowrite32(val, addr);
+	iowrite32(val >> 32, addr + sizeof(u32));
+}
+
 void iowrite64_hi_lo(u64 val, void __iomem *addr)
 {
 	iowrite32(val >> 32, addr + sizeof(u32));

@@ -527,6 +543,7 @@ EXPORT_SYMBOL(ioread32);
 EXPORT_SYMBOL(ioread32be);
 EXPORT_SYMBOL(ioread64);
 EXPORT_SYMBOL(ioread64be);
+EXPORT_SYMBOL(ioread64_lo_hi);
 EXPORT_SYMBOL(ioread64_hi_lo);
 EXPORT_SYMBOL(iowrite8);
 EXPORT_SYMBOL(iowrite16);

@@ -535,6 +552,7 @@ EXPORT_SYMBOL(iowrite32);
 EXPORT_SYMBOL(iowrite32be);
 EXPORT_SYMBOL(iowrite64);
 EXPORT_SYMBOL(iowrite64be);
+EXPORT_SYMBOL(iowrite64_lo_hi);
 EXPORT_SYMBOL(iowrite64_hi_lo);
 EXPORT_SYMBOL(ioread8_rep);
 EXPORT_SYMBOL(ioread16_rep);

index 8f10cc6ee0fc..319afa00cdf7 100644
@@ -346,9 +346,9 @@ static void __init setup_bootmem(void)
 
 static bool kernel_set_to_readonly;
 
-static void __init map_pages(unsigned long start_vaddr,
-			     unsigned long start_paddr, unsigned long size,
-			     pgprot_t pgprot, int force)
+static void __ref map_pages(unsigned long start_vaddr,
+			    unsigned long start_paddr, unsigned long size,
+			    pgprot_t pgprot, int force)
 {
 	pmd_t *pmd;
 	pte_t *pg_table;

@@ -458,7 +458,7 @@ void __init set_kernel_text_rw(int enable_read_write)
 	flush_tlb_all();
 }
 
-void __ref free_initmem(void)
+void free_initmem(void)
 {
 	unsigned long init_begin = (unsigned long)__init_begin;
 	unsigned long init_end = (unsigned long)__init_end;

@@ -472,7 +472,6 @@ void __ref free_initmem(void)
 	/* The init text pages are marked R-X.  We have to
 	 * flush the icache and mark them RW-
 	 *
-	 * This is tricky, because map_pages is in the init section.
 	 * Do a dummy remap of the data section first (the data
 	 * section is already PAGE_KERNEL) to pull in the TLB entries
 	 * for map_kernel */

index a2e067f68dee..0edebbbffcdc 100644
@@ -3062,12 +3062,14 @@ void emulate_update_regs(struct pt_regs *regs, struct instruction_op *op)
 		case BARRIER_EIEIO:
 			eieio();
 			break;
+#ifdef CONFIG_PPC64
 		case BARRIER_LWSYNC:
 			asm volatile("lwsync" : : : "memory");
 			break;
 		case BARRIER_PTESYNC:
 			asm volatile("ptesync" : : : "memory");
 			break;
+#endif
 		}
 		break;
 

index 67741d2a0308..2f83b5d948b3 100644
@@ -95,7 +95,7 @@ static void kvm_perf_overflow_intr(struct perf_event *perf_event,
 }
 
 static void pmc_reprogram_counter(struct kvm_pmc *pmc, u32 type,
-				  unsigned config, bool exclude_user,
+				  u64 config, bool exclude_user,
 				  bool exclude_kernel, bool intr,
 				  bool in_tx, bool in_tx_cp)
 {

@@ -170,8 +170,8 @@ static bool pmc_resume_counter(struct kvm_pmc *pmc)
 
 void reprogram_gp_counter(struct kvm_pmc *pmc, u64 eventsel)
 {
-	unsigned config, type = PERF_TYPE_RAW;
-	u8 event_select, unit_mask;
+	u64 config;
+	u32 type = PERF_TYPE_RAW;
 	struct kvm *kvm = pmc->vcpu->kvm;
 	struct kvm_pmu_event_filter *filter;
 	int i;

@@ -203,23 +203,18 @@ void reprogram_gp_counter(struct kvm_pmc *pmc, u64 eventsel)
 	if (!allow_event)
 		return;
 
-	event_select = eventsel & ARCH_PERFMON_EVENTSEL_EVENT;
-	unit_mask = (eventsel & ARCH_PERFMON_EVENTSEL_UMASK) >> 8;
-
 	if (!(eventsel & (ARCH_PERFMON_EVENTSEL_EDGE |
 			  ARCH_PERFMON_EVENTSEL_INV |
 			  ARCH_PERFMON_EVENTSEL_CMASK |
 			  HSW_IN_TX |
 			  HSW_IN_TX_CHECKPOINTED))) {
-		config = kvm_x86_ops.pmu_ops->find_arch_event(pmc_to_pmu(pmc),
-						      event_select,
-						      unit_mask);
+		config = kvm_x86_ops.pmu_ops->pmc_perf_hw_id(pmc);
 		if (config != PERF_COUNT_HW_MAX)
 			type = PERF_TYPE_HARDWARE;
 	}
 
 	if (type == PERF_TYPE_RAW)
-		config = eventsel & X86_RAW_EVENT_MASK;
+		config = eventsel & AMD64_RAW_EVENT_MASK;
 
 	if (pmc->current_config == eventsel && pmc_resume_counter(pmc))
 		return;

index 067fef51760c..1a44e29e7333 100644
@@ -24,8 +24,7 @@ struct kvm_event_hw_type_mapping {
 };
 
 struct kvm_pmu_ops {
-	unsigned (*find_arch_event)(struct kvm_pmu *pmu, u8 event_select,
-				    u8 unit_mask);
+	unsigned int (*pmc_perf_hw_id)(struct kvm_pmc *pmc);
 	unsigned (*find_fixed_event)(int idx);
 	bool (*pmc_is_enabled)(struct kvm_pmc *pmc);
 	struct kvm_pmc *(*pmc_idx_to_pmc)(struct kvm_pmu *pmu, int pmc_idx);

index 8c550999ace0..a8b5533cf601 100644
@@ -344,8 +344,6 @@ int avic_incomplete_ipi_interception(struct vcpu_svm *svm)
 		break;
 	}
 	case AVIC_IPI_FAILURE_INVALID_TARGET:
-		WARN_ONCE(1, "Invalid IPI target: index=%u, vcpu=%d, icr=%#0x:%#0x\n",
-			  index, svm->vcpu.vcpu_id, icrh, icrl);
 		break;
 	case AVIC_IPI_FAILURE_INVALID_BACKING_PAGE:
 		WARN_ONCE(1, "Invalid backing page\n");

index 5a5c165a30ed..4e7093bcb64b 100644
@@ -126,10 +126,10 @@ static inline struct kvm_pmc *get_gp_pmc_amd(struct kvm_pmu *pmu, u32 msr,
 	return &pmu->gp_counters[msr_to_index(msr)];
 }
 
-static unsigned amd_find_arch_event(struct kvm_pmu *pmu,
-				    u8 event_select,
-				    u8 unit_mask)
+static unsigned int amd_pmc_perf_hw_id(struct kvm_pmc *pmc)
 {
+	u8 event_select = pmc->eventsel & ARCH_PERFMON_EVENTSEL_EVENT;
+	u8 unit_mask = (pmc->eventsel & ARCH_PERFMON_EVENTSEL_UMASK) >> 8;
 	int i;
 
 	for (i = 0; i < ARRAY_SIZE(amd_event_mapping); i++)

@@ -312,7 +312,7 @@ static void amd_pmu_reset(struct kvm_vcpu *vcpu)
 }
 
 struct kvm_pmu_ops amd_pmu_ops = {
-	.find_arch_event = amd_find_arch_event,
+	.pmc_perf_hw_id = amd_pmc_perf_hw_id,
 	.find_fixed_event = amd_find_fixed_event,
 	.pmc_is_enabled = amd_pmc_is_enabled,
 	.pmc_idx_to_pmc = amd_pmc_idx_to_pmc,

index d515c8e68314..7773a765f548 100644
@@ -4103,6 +4103,10 @@ static bool svm_can_emulate_instruction(struct kvm_vcpu *vcpu, void *insn, int i
 	bool smep, smap, is_user;
 	unsigned long cr4;
 
+	/* Emulation is always possible when KVM has access to all guest state. */
+	if (!sev_guest(vcpu->kvm))
+		return true;
+
 	/*
 	 * Detect and workaround Errata 1096 Fam_17h_00_0Fh.
 	 *

@@ -4151,9 +4155,6 @@ static bool svm_can_emulate_instruction(struct kvm_vcpu *vcpu, void *insn, int i
 	smap = cr4 & X86_CR4_SMAP;
 	is_user = svm_get_cpl(vcpu) == 3;
 	if (smap && (!smep || is_user)) {
-		if (!sev_guest(vcpu->kvm))
-			return true;
-
 		pr_err_ratelimited("KVM: SEV Guest triggered AMD Erratum 1096\n");
 
 		/*

index cdf5f34518f4..bd70c1d7f345 100644
@@ -68,10 +68,11 @@ static void global_ctrl_changed(struct kvm_pmu *pmu, u64 data)
 		reprogram_counter(pmu, bit);
 }
 
-static unsigned intel_find_arch_event(struct kvm_pmu *pmu,
-				      u8 event_select,
-				      u8 unit_mask)
+static unsigned int intel_pmc_perf_hw_id(struct kvm_pmc *pmc)
 {
+	struct kvm_pmu *pmu = pmc_to_pmu(pmc);
+	u8 event_select = pmc->eventsel & ARCH_PERFMON_EVENTSEL_EVENT;
+	u8 unit_mask = (pmc->eventsel & ARCH_PERFMON_EVENTSEL_UMASK) >> 8;
 	int i;
 
 	for (i = 0; i < ARRAY_SIZE(intel_arch_events); i++)

@@ -432,7 +433,7 @@ static void intel_pmu_reset(struct kvm_vcpu *vcpu)
 }
 
 struct kvm_pmu_ops intel_pmu_ops = {
-	.find_arch_event = intel_find_arch_event,
+	.pmc_perf_hw_id = intel_pmc_perf_hw_id,
 	.find_fixed_event = intel_find_fixed_event,
 	.pmc_is_enabled = intel_pmc_is_enabled,
 	.pmc_idx_to_pmc = intel_pmc_idx_to_pmc,

index 16ff25d6935e..804c65d2b95f 100644
@@ -1387,10 +1387,6 @@ asmlinkage __visible void __init xen_start_kernel(void)
 
 		xen_acpi_sleep_register();
 
-		/* Avoid searching for BIOS MP tables */
-		x86_init.mpparse.find_smp_config = x86_init_noop;
-		x86_init.mpparse.get_smp_config = x86_init_uint_noop;
-
 		xen_boot_params_init_edd();
 
 #ifdef CONFIG_ACPI

index c2ac319f11a4..8f9e7e2407c8 100644
@@ -149,28 +149,12 @@ int xen_smp_intr_init_pv(unsigned int cpu)
 	return rc;
 }
 
-static void __init xen_fill_possible_map(void)
-{
-	int i, rc;
-
-	if (xen_initial_domain())
-		return;
-
-	for (i = 0; i < nr_cpu_ids; i++) {
-		rc = HYPERVISOR_vcpu_op(VCPUOP_is_up, i, NULL);
-		if (rc >= 0) {
-			num_processors++;
-			set_cpu_possible(i, true);
-		}
-	}
-}
-
-static void __init xen_filter_cpu_maps(void)
+static void __init _get_smp_config(unsigned int early)
 {
 	int i, rc;
 	unsigned int subtract = 0;
 
-	if (!xen_initial_domain())
+	if (early)
 		return;
 
 	num_processors = 0;

@@ -211,7 +195,6 @@ static void __init xen_pv_smp_prepare_boot_cpu(void)
 		 * sure the old memory can be recycled. */
 		make_lowmem_page_readwrite(xen_initial_gdt);
 
-	xen_filter_cpu_maps();
 	xen_setup_vcpu_info_placement();
 
 	/*

@@ -491,5 +474,8 @@ static const struct smp_ops xen_smp_ops __initconst = {
 void __init xen_smp_init(void)
 {
 	smp_ops = xen_smp_ops;
-	xen_fill_possible_map();
+
+	/* Avoid searching for BIOS MP tables */
+	x86_init.mpparse.find_smp_config = x86_init_noop;
+	x86_init.mpparse.get_smp_config = _get_smp_config;
 }

index b8c2ddc01aec..8d95bf7765b1 100644
@@ -6404,6 +6404,8 @@ static void bfq_exit_queue(struct elevator_queue *e)
 	spin_unlock_irq(&bfqd->lock);
 #endif
 
+	wbt_enable_default(bfqd->queue);
+
 	kfree(bfqd);
 }
 

index 2a525863d4e9..2f962662c32a 100644
@@ -518,8 +518,6 @@ void elv_unregister_queue(struct request_queue *q)
 		kobject_del(&e->kobj);
 
 		e->registered = 0;
-		/* Re-enable throttling in case elevator disabled it */
-		wbt_enable_default(q);
 	}
 }
 

index 1f54f82d22d6..d2b544bdc7b5 100644
@@ -3989,6 +3989,7 @@ static const struct ata_blacklist_entry ata_device_blacklist [] = {
 
 	/* devices that don't properly handle TRIM commands */
 	{ "SuperSSpeed S238*",		NULL,	ATA_HORKAGE_NOTRIM, },
+	{ "M88V29*",			NULL,	ATA_HORKAGE_NOTRIM, },
 
 	/*
 	 * As defined, the DRAT (Deterministic Read After Trim) and RZAT

index 5444206f35e2..5f541c946559 100644
@@ -1987,7 +1987,10 @@ static long random_ioctl(struct file *f, unsigned int cmd, unsigned long arg)
 		 */
 		if (!capable(CAP_SYS_ADMIN))
 			return -EPERM;
-		input_pool.entropy_count = 0;
+		if (xchg(&input_pool.entropy_count, 0) && random_write_wakeup_bits) {
+			wake_up_interruptible(&random_write_wait);
+			kill_fasync(&fasync, SIGIO, POLL_OUT);
+		}
 		return 0;
 	case RNDRESEEDCRNG:
 		if (!capable(CAP_SYS_ADMIN))

index 991a7b5da29f..7c268d1bd205 100644
@@ -1844,8 +1844,13 @@ static int rcar_dmac_probe(struct platform_device *pdev)
 
 	dmac->dev = &pdev->dev;
 	platform_set_drvdata(pdev, dmac);
-	dma_set_max_seg_size(dmac->dev, RCAR_DMATCR_MASK);
-	dma_set_mask_and_coherent(dmac->dev, DMA_BIT_MASK(40));
+	ret = dma_set_max_seg_size(dmac->dev, RCAR_DMATCR_MASK);
+	if (ret)
+		return ret;
+
+	ret = dma_set_mask_and_coherent(dmac->dev, DMA_BIT_MASK(40));
+	if (ret)
+		return ret;
 
 	ret = rcar_dmac_parse_of(&pdev->dev, dmac);
 	if (ret < 0)

index bddd3b23f33f..f04bcffd3c24 100644
@@ -292,10 +292,12 @@ static int stm32_dmamux_probe(struct platform_device *pdev)
 	ret = of_dma_router_register(node, stm32_dmamux_route_allocate,
 				     &stm32_dmamux->dmarouter);
 	if (ret)
-		goto err_clk;
+		goto pm_disable;
 
 	return 0;
 
+pm_disable:
+	pm_runtime_disable(&pdev->dev);
 err_clk:
 	clk_disable_unprepare(stm32_dmamux->clk);
 

index 01ff71f7b645..f4eb071327be 100644
@@ -210,7 +210,7 @@ void *edac_align_ptr(void **p, unsigned int size, int n_elems)
 	else
 		return (char *)ptr;
 
-	r = (unsigned long)p % align;
+	r = (unsigned long)ptr % align;
 
 	if (r == 0)
 		return (char *)ptr;

index 5207ad654f18..0b162928a248 100644
@@ -2120,7 +2120,7 @@ int amdgpu_copy_buffer(struct amdgpu_ring *ring, uint64_t src_offset,
 	unsigned i;
 	int r;
 
-	if (direct_submit && !ring->sched.ready) {
+	if (!direct_submit && !ring->sched.ready) {
 		DRM_ERROR("Trying to move memory with ring turned off.\n");
 		return -EINVAL;
 	}

index de995362f428..abff2d6cedd1 100644
@@ -361,6 +361,21 @@ int intel_opregion_notify_encoder(struct intel_encoder *intel_encoder,
 		port++;
 	}
 
+	/*
+	 * The port numbering and mapping here is bizarre. The now-obsolete
+	 * swsci spec supports ports numbered [0..4]. Port E is handled as a
+	 * special case, but port F and beyond are not. The functionality is
+	 * supposed to be obsolete for new platforms. Just bail out if the port
+	 * number is out of bounds after mapping.
+	 */
+	if (port > 4) {
+		drm_dbg_kms(&dev_priv->drm,
+			    "[ENCODER:%d:%s] port %c (index %u) out of bounds for display power state notification\n",
+			    intel_encoder->base.base.id, intel_encoder->base.name,
+			    port_name(intel_encoder->port), port);
+		return -EINVAL;
+	}
+
 	if (!enable)
 		parm |= 4 << 8;
 

index c6a3448180d6..93d9575181c6 100644
@@ -119,8 +119,12 @@ nvkm_falcon_disable(struct nvkm_falcon *falcon)
 int
 nvkm_falcon_reset(struct nvkm_falcon *falcon)
 {
-	nvkm_falcon_disable(falcon);
-	return nvkm_falcon_enable(falcon);
+	if (!falcon->func->reset) {
+		nvkm_falcon_disable(falcon);
+		return nvkm_falcon_enable(falcon);
+	}
+
+	return falcon->func->reset(falcon);
 }
 
 int

index 383376addb41..a9d6c36195ed 100644
@@ -23,9 +23,38 @@
  */
 #include "priv.h"
 
+static int
+gm200_pmu_flcn_reset(struct nvkm_falcon *falcon)
+{
+	struct nvkm_pmu *pmu = container_of(falcon, typeof(*pmu), falcon);
+
+	nvkm_falcon_wr32(falcon, 0x014, 0x0000ffff);
+	pmu->func->reset(pmu);
+	return nvkm_falcon_enable(falcon);
+}
+
+const struct nvkm_falcon_func
+gm200_pmu_flcn = {
+	.debug = 0xc08,
+	.fbif = 0xe00,
+	.load_imem = nvkm_falcon_v1_load_imem,
+	.load_dmem = nvkm_falcon_v1_load_dmem,
+	.read_dmem = nvkm_falcon_v1_read_dmem,
+	.bind_context = nvkm_falcon_v1_bind_context,
+	.wait_for_halt = nvkm_falcon_v1_wait_for_halt,
+	.clear_interrupt = nvkm_falcon_v1_clear_interrupt,
+	.set_start_addr = nvkm_falcon_v1_set_start_addr,
+	.start = nvkm_falcon_v1_start,
+	.enable = nvkm_falcon_v1_enable,
+	.disable = nvkm_falcon_v1_disable,
+	.reset = gm200_pmu_flcn_reset,
+	.cmdq = { 0x4a0, 0x4b0, 4 },
+	.msgq = { 0x4c8, 0x4cc, 0 },
+};
+
 static const struct nvkm_pmu_func
 gm200_pmu = {
-	.flcn = &gt215_pmu_flcn,
+	.flcn = &gm200_pmu_flcn,
 	.enabled = gf100_pmu_enabled,
 	.reset = gf100_pmu_reset,
 };

index 8f6ed5373ea1..7938722b4da1 100644
@@ -211,7 +211,7 @@ gm20b_pmu_recv(struct nvkm_pmu *pmu)
 
 static const struct nvkm_pmu_func
 gm20b_pmu = {
-	.flcn = &gt215_pmu_flcn,
+	.flcn = &gm200_pmu_flcn,
 	.enabled = gf100_pmu_enabled,
 	.intr = gt215_pmu_intr,
 	.recv = gm20b_pmu_recv,

index 3d8ce14dba7b..3dfb3e8522f6 100644
@@ -39,7 +39,7 @@ gp102_pmu_enabled(struct nvkm_pmu *pmu)
 
 static const struct nvkm_pmu_func
 gp102_pmu = {
-	.flcn = &gt215_pmu_flcn,
+	.flcn = &gm200_pmu_flcn,
 	.enabled = gp102_pmu_enabled,
 	.reset = gp102_pmu_reset,
 };

index 9c237c426599..7f5f9d544836 100644
@@ -78,7 +78,7 @@ gp10b_pmu_acr = {
 
 static const struct nvkm_pmu_func
 gp10b_pmu = {
-	.flcn = &gt215_pmu_flcn,
+	.flcn = &gm200_pmu_flcn,
 	.enabled = gf100_pmu_enabled,
 	.intr = gt215_pmu_intr,
 	.recv = gm20b_pmu_recv,

index 276b6d778e53..b945ec320cd2 100644
@@ -44,6 +44,8 @@ void gf100_pmu_reset(struct nvkm_pmu *);
 
 void gk110_pmu_pgob(struct nvkm_pmu *, bool);
 
+extern const struct nvkm_falcon_func gm200_pmu_flcn;
+
 void gm20b_pmu_acr_bld_patch(struct nvkm_acr *, u32, s64);
 void gm20b_pmu_acr_bld_write(struct nvkm_acr *, u32, struct nvkm_acr_lsfw *);
 int gm20b_pmu_acr_boot(struct nvkm_falcon *);

index cc5ee1b3af84..12aa7877a625 100644
@@ -197,7 +197,8 @@ void radeon_atom_backlight_init(struct radeon_encoder *radeon_encoder,
 	 * so don't register a backlight device
 	 */
 	if ((rdev->pdev->subsystem_vendor == PCI_VENDOR_ID_APPLE) &&
-	    (rdev->pdev->device == 0x6741))
+	    (rdev->pdev->device == 0x6741) &&
+	    !dmi_match(DMI_PRODUCT_NAME, "iMac12,1"))
 		return;
 
 	if (!radeon_encoder->enc_priv)

index 23de359a1dec..515e6f187dc7 100644
@@ -529,13 +529,6 @@ static int dw_hdmi_rockchip_bind(struct device *dev, struct device *master,
 		return ret;
 	}
 
-	ret = clk_prepare_enable(hdmi->vpll_clk);
-	if (ret) {
-		DRM_DEV_ERROR(hdmi->dev, "Failed to enable HDMI vpll: %d\n",
-			      ret);
-		return ret;
-	}
-
 	hdmi->phy = devm_phy_optional_get(dev, "hdmi");
 	if (IS_ERR(hdmi->phy)) {
 		ret = PTR_ERR(hdmi->phy);

@@ -544,6 +537,13 @@ static int dw_hdmi_rockchip_bind(struct device *dev, struct device *master,
 		return ret;
 	}
 
+	ret = clk_prepare_enable(hdmi->vpll_clk);
+	if (ret) {
+		DRM_DEV_ERROR(hdmi->dev, "Failed to enable HDMI vpll: %d\n",
+			      ret);
+		return ret;
+	}
+
 	drm_encoder_helper_add(encoder, &dw_hdmi_rockchip_encoder_helper_funcs);
 	drm_simple_encoder_init(drm, encoder, DRM_MODE_ENCODER_TMDS);
 

index 370ec4402ebe..d2e4f9f5507d 100644
@@ -1318,6 +1318,7 @@
 #define USB_VENDOR_ID_UGTIZER			0x2179
 #define USB_DEVICE_ID_UGTIZER_TABLET_GP0610	0x0053
 #define USB_DEVICE_ID_UGTIZER_TABLET_GT5040	0x0077
+#define USB_DEVICE_ID_UGTIZER_TABLET_WP5540	0x0004
 
 #define USB_VENDOR_ID_VIEWSONIC			0x0543
 #define USB_DEVICE_ID_VIEWSONIC_PD1011		0xe621

index 84a30202e3db..2ab71d717bb0 100644
@@ -187,6 +187,7 @@ static const struct hid_device_id hid_quirks[] = {
 	{ HID_USB_DEVICE(USB_VENDOR_ID_TURBOX, USB_DEVICE_ID_TURBOX_KEYBOARD), HID_QUIRK_NOGET },
 	{ HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_KNA5), HID_QUIRK_MULTI_INPUT },
 	{ HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_TWA60), HID_QUIRK_MULTI_INPUT },
+	{ HID_USB_DEVICE(USB_VENDOR_ID_UGTIZER, USB_DEVICE_ID_UGTIZER_TABLET_WP5540), HID_QUIRK_MULTI_INPUT },
 	{ HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_MEDIA_TABLET_10_6_INCH), HID_QUIRK_MULTI_INPUT },
 	{ HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_MEDIA_TABLET_14_1_INCH), HID_QUIRK_MULTI_INPUT },
 	{ HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_SIRIUS_BATTERY_FREE_TABLET), HID_QUIRK_MULTI_INPUT },

index a5a402e776c7..362da2a83b47 100644
@@ -1944,8 +1944,10 @@ int vmbus_add_channel_kobj(struct hv_device *dev, struct vmbus_channel *channel)
 	kobj->kset = dev->channels_kset;
 	ret = kobject_init_and_add(kobj, &vmbus_chan_ktype, NULL,
 				   "%u", relid);
-	if (ret)
+	if (ret) {
+		kobject_put(kobj);
 		return ret;
+	}
 
 	ret = sysfs_create_group(kobj, &vmbus_chan_group);
 

@@ -1954,6 +1956,7 @@ int vmbus_add_channel_kobj(struct hv_device *dev, struct vmbus_channel *channel)
 		 * The calling functions' error handling paths will cleanup the
 		 * empty channel directory.
 		 */
+		kobject_put(kobj);
 		dev_err(device, "Unable to set up channel sysfs files\n");
 		return ret;
 	}

index ba766d24219e..44e2466f3c67 100644
@@ -674,7 +674,7 @@ static int brcmstb_i2c_probe(struct platform_device *pdev)
 
 	/* set the data in/out register size for compatible SoCs */
 	if (of_device_is_compatible(dev->device->of_node,
-				    "brcmstb,brcmper-i2c"))
+				    "brcm,brcmper-i2c"))
 		dev->data_regsz = sizeof(u8);
 	else
 		dev->data_regsz = sizeof(u32);

index 1c259b5188de..09e599069a81 100644
@@ -558,7 +558,7 @@ static int cci_probe(struct platform_device *pdev)
 		cci->master[idx].adap.quirks = &cci->data->quirks;
 		cci->master[idx].adap.algo = &cci_algo;
 		cci->master[idx].adap.dev.parent = dev;
-		cci->master[idx].adap.dev.of_node = child;
+		cci->master[idx].adap.dev.of_node = of_node_get(child);
 		cci->master[idx].master = idx;
 		cci->master[idx].cci = cci;
 

@@ -643,8 +643,10 @@ static int cci_probe(struct platform_device *pdev)
 			continue;
 
 		ret = i2c_add_adapter(&cci->master[i].adap);
-		if (ret < 0)
+		if (ret < 0) {
+			of_node_put(cci->master[i].adap.dev.of_node);
 			goto error_i2c;
+		}
 	}
 
 	pm_runtime_set_autosuspend_delay(dev, MSEC_PER_SEC);

@@ -655,9 +657,11 @@ static int cci_probe(struct platform_device *pdev)
 	return 0;
 
 error_i2c:
-	for (; i >= 0; i--) {
-		if (cci->master[i].cci)
+	for (--i ; i >= 0; i--) {
+		if (cci->master[i].cci) {
 			i2c_del_adapter(&cci->master[i].adap);
+			of_node_put(cci->master[i].adap.dev.of_node);
+		}
 	}
 error:
 	disable_irq(cci->irq);

@@ -673,8 +677,10 @@ static int cci_remove(struct platform_device *pdev)
 	int i;
 
 	for (i = 0; i < cci->data->num_masters; i++) {
-		if (cci->master[i].cci)
+		if (cci->master[i].cci) {
 			i2c_del_adapter(&cci->master[i].adap);
+			of_node_put(cci->master[i].adap.dev.of_node);
+		}
 		cci_halt(cci, i);
 	}
 

index 926e55d838cb..bd99ee0ae433 100644
@@ -400,3 +400,4 @@ static int __init plic_init(struct device_node *node,
 
 IRQCHIP_DECLARE(sifive_plic, "sifive,plic-1.0.0", plic_init);
 IRQCHIP_DECLARE(riscv_plic0, "riscv,plic0", plic_init); /* for legacy systems */
+IRQCHIP_DECLARE(thead_c900_plic, "thead,c900-plic", plic_init); /* for firmware driver */

index 94caee49da99..99b981a05b6c 100644
@@ -1642,31 +1642,31 @@ static void mmc_blk_read_single(struct mmc_queue *mq, struct request *req)
 	struct mmc_card *card = mq->card;
 	struct mmc_host *host = card->host;
 	blk_status_t error = BLK_STS_OK;
-	int retries = 0;
 
 	do {
 		u32 status;
 		int err;
+		int retries = 0;
 
-		mmc_blk_rw_rq_prep(mqrq, card, 1, mq);
+		while (retries++ <= MMC_READ_SINGLE_RETRIES) {
+			mmc_blk_rw_rq_prep(mqrq, card, 1, mq);
 
-		mmc_wait_for_req(host, mrq);
+			mmc_wait_for_req(host, mrq);
 
-		err = mmc_send_status(card, &status);
-		if (err)
-			goto error_exit;
-
-		if (!mmc_host_is_spi(host) &&
-		    !mmc_ready_for_data(status)) {
-			err = mmc_blk_fix_state(card, req);
+			err = mmc_send_status(card, &status);
 			if (err)
 				goto error_exit;
-		}
 
-		if (mrq->cmd->error && retries++ < MMC_READ_SINGLE_RETRIES)
-			continue;
+			if (!mmc_host_is_spi(host) &&
+			    !mmc_ready_for_data(status)) {
+				err = mmc_blk_fix_state(card, req);
+				if (err)
+					goto error_exit;
+			}
 
-		retries = 0;
+			if (!mrq->cmd->error)
+				break;
+		}
 
 		if (mrq->cmd->error ||
 		    mrq->data->error ||

index 909b14cc8e55..580b91cbd18d 100644
@@ -2062,7 +2062,7 @@ static int brcmnand_read_by_pio(struct mtd_info *mtd, struct nand_chip *chip,
 					mtd->oobsize / trans,
 					host->hwcfg.sector_size_1k);
 
-		if (!ret) {
+		if (ret != -EBADMSG) {
 			*err_addr = brcmnand_get_uncorrecc_addr(ctrl);
 
 			if (*err_addr)

index 226d527b6c6b..cb7631145700 100644
@@ -2291,7 +2291,7 @@ static int gpmi_nfc_exec_op(struct nand_chip *chip,
 		this->hw.must_apply_timings = false;
 		ret = gpmi_nfc_apply_timings(this);
 		if (ret)
-			return ret;
+			goto out_pm;
 	}
 
 	dev_dbg(this->dev, "%s: %d instructions\n", __func__, op->ninstrs);

@@ -2420,6 +2420,7 @@ static int gpmi_nfc_exec_op(struct nand_chip *chip,
 
 	this->bch = false;
 
+out_pm:
 	pm_runtime_mark_last_busy(this->dev);
 	pm_runtime_put_autosuspend(this->dev);
 

index b99d2e9d1e2c..bb181e18c7c5 100644
@@ -2,7 +2,6 @@
 /*
  * Copyright (c) 2016, The Linux Foundation. All rights reserved.
  */
-
 #include <linux/clk.h>
 #include <linux/slab.h>
 #include <linux/bitops.h>

@@ -2968,10 +2967,6 @@ static int qcom_nandc_probe(struct platform_device *pdev)
 	if (!nandc->base_dma)
 		return -ENXIO;
 
-	ret = qcom_nandc_alloc(nandc);
-	if (ret)
-		goto err_nandc_alloc;
-
 	ret = clk_prepare_enable(nandc->core_clk);
 	if (ret)
 		goto err_core_clk;

@@ -2980,6 +2975,10 @@ static int qcom_nandc_probe(struct platform_device *pdev)
 	if (ret)
 		goto err_aon_clk;
 
+	ret = qcom_nandc_alloc(nandc);
+	if (ret)
+		goto err_nandc_alloc;
+
 	ret = qcom_nandc_setup(nandc);
 	if (ret)
 		goto err_setup;

@@ -2991,15 +2990,14 @@ static int qcom_nandc_probe(struct platform_device *pdev)
 	return 0;
 
 err_setup:
+	qcom_nandc_unalloc(nandc);
+err_nandc_alloc:
 	clk_disable_unprepare(nandc->aon_clk);
 err_aon_clk:
 	clk_disable_unprepare(nandc->core_clk);
 err_core_clk:
-	qcom_nandc_unalloc(nandc);
-err_nandc_alloc:
 	dma_unmap_resource(dev, res->start, resource_size(res),
 			   DMA_BIDIRECTIONAL, 0);
-
 	return ret;
 }
 

index ab8c83341165..c2cef7ba2671 100644
@@ -223,7 +223,7 @@ static inline int __check_agg_selection_timer(struct port *port)
 	if (bond == NULL)
 		return 0;
 
-	return BOND_AD_INFO(bond).agg_select_timer ? 1 : 0;
+	return atomic_read(&BOND_AD_INFO(bond).agg_select_timer) ? 1 : 0;
 }
 
 /**

@@ -1976,7 +1976,7 @@ static void ad_marker_response_received(struct bond_marker *marker,
  */
 void bond_3ad_initiate_agg_selection(struct bonding *bond, int timeout)
 {
-	BOND_AD_INFO(bond).agg_select_timer = timeout;
+	atomic_set(&BOND_AD_INFO(bond).agg_select_timer, timeout);
 }
 
 /**

@@ -2259,6 +2259,28 @@ void bond_3ad_update_ad_actor_settings(struct bonding *bond)
 	spin_unlock_bh(&bond->mode_lock);
 }
 
+/**
+ * bond_agg_timer_advance - advance agg_select_timer
+ * @bond:  bonding structure
+ *
+ * Return true when agg_select_timer reaches 0.
+ */
+static bool bond_agg_timer_advance(struct bonding *bond)
+{
+	int val, nval;
+
+	while (1) {
+		val = atomic_read(&BOND_AD_INFO(bond).agg_select_timer);
+		if (!val)
+			return false;
+		nval = val - 1;
+		if (atomic_cmpxchg(&BOND_AD_INFO(bond).agg_select_timer,
+				   val, nval) == val)
+			break;
+	}
+	return nval == 0;
+}
+
 /**
  * bond_3ad_state_machine_handler - handle state machines timeout
  * @work: work context to fetch bonding struct to work on from

@@ -2294,9 +2316,7 @@ void bond_3ad_state_machine_handler(struct work_struct *work)
 	if (!bond_has_slaves(bond))
 		goto re_arm;
 
-	/* check if agg_select_timer timer after initialize is timed out */
-	if (BOND_AD_INFO(bond).agg_select_timer &&
-	    !(--BOND_AD_INFO(bond).agg_select_timer)) {
+	if (bond_agg_timer_advance(bond)) {
 		slave = bond_first_slave_rcu(bond);
 		port = slave ? &(SLAVE_AD_INFO(slave)->port) : NULL;
 

index 99770b167192..cbeb69bca0bb 100644
@@ -2272,10 +2272,9 @@ static int __bond_release_one(struct net_device *bond_dev,
 		bond_select_active_slave(bond);
 	}
 
-	if (!bond_has_slaves(bond)) {
-		bond_set_carrier(bond);
+	bond_set_carrier(bond);
+	if (!bond_has_slaves(bond))
 		eth_hw_addr_random(bond_dev);
-	}
 
 	unblock_netpoll_tx();
 	synchronize_rcu();

index dcf1fc89451f..2044d440d7de 100644
@@ -1305,7 +1305,7 @@ static int lan9303_probe_reset_gpio(struct lan9303 *chip,
 				     struct device_node *np)
 {
 	chip->reset_gpio = devm_gpiod_get_optional(chip->dev, "reset",
-						   GPIOD_OUT_LOW);
+						   GPIOD_OUT_HIGH);
 	if (IS_ERR(chip->reset_gpio))
 		return PTR_ERR(chip->reset_gpio);
 

index ed517985ca88..80ef7ea77954 100644
@@ -2114,8 +2114,8 @@ static int gswip_remove(struct platform_device *pdev)
 
 	if (priv->ds->slave_mii_bus) {
 		mdiobus_unregister(priv->ds->slave_mii_bus);
-		mdiobus_free(priv->ds->slave_mii_bus);
 		of_node_put(priv->ds->slave_mii_bus->dev.of_node);
+		mdiobus_free(priv->ds->slave_mii_bus);
 	}
 
 	for (i = 0; i < priv->num_gphy_fw; i++)

index 1e8bf6b9834b..2af464ac250a 100644
@@ -4534,7 +4534,7 @@ static int macb_probe(struct platform_device *pdev)
 
 #ifdef CONFIG_ARCH_DMA_ADDR_T_64BIT
 	if (GEM_BFEXT(DAW64, gem_readl(bp, DCFG6))) {
-		dma_set_mask(&pdev->dev, DMA_BIT_MASK(44));
+		dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(44));
 		bp->hw_dma_cap |= HW_DMA_CAP_64B;
 	}
 #endif

index f917bc9c8796..d89ddc165ec2 100644
@@ -4225,7 +4225,7 @@ static int dpaa2_eth_probe(struct fsl_mc_device *dpni_dev)
 	}
 
 	INIT_WORK(&priv->tx_onestep_tstamp, dpaa2_eth_tx_onestep_tstamp);
-
+	mutex_init(&priv->onestep_tstamp_lock);
 	skb_queue_head_init(&priv->tx_skbs);
 
 	/* Obtain a MC portal */

index 7d67f41387f5..4f5ef8a9a9a8 100644
@@ -100,6 +100,7 @@ struct at86rf230_local {
 	unsigned long cal_timeout;
 	bool is_tx;
 	bool is_tx_from_off;
+	bool was_tx;
 	u8 tx_retry;
 	struct sk_buff *tx_skb;
 	struct at86rf230_state_change tx;

@@ -343,7 +344,11 @@ at86rf230_async_error_recover_complete(void *context)
 	if (ctx->free)
 		kfree(ctx);
 
-	ieee802154_wake_queue(lp->hw);
+	if (lp->was_tx) {
+		lp->was_tx = 0;
+		dev_kfree_skb_any(lp->tx_skb);
+		ieee802154_wake_queue(lp->hw);
+	}
 }
 
 static void

@@ -352,7 +357,11 @@ at86rf230_async_error_recover(void *context)
 	struct at86rf230_state_change *ctx = context;
 	struct at86rf230_local *lp = ctx->lp;
 
-	lp->is_tx = 0;
+	if (lp->is_tx) {
+		lp->was_tx = 1;
+		lp->is_tx = 0;
+	}
+
 	at86rf230_async_state_change(lp, ctx, STATE_RX_AACK_ON,
 				     at86rf230_async_error_recover_complete);
 }

index fea8b681f567..fd9f33c833fa 100644
@@ -2977,8 +2977,8 @@ static void ca8210_hw_setup(struct ieee802154_hw *ca8210_hw)
 	ca8210_hw->phy->cca.opt = NL802154_CCA_OPT_ENERGY_CARRIER_AND;
 	ca8210_hw->phy->cca_ed_level = -9800;
 	ca8210_hw->phy->symbol_duration = 16;
-	ca8210_hw->phy->lifs_period = 40;
-	ca8210_hw->phy->sifs_period = 12;
+	ca8210_hw->phy->lifs_period = 40 * ca8210_hw->phy->symbol_duration;
+	ca8210_hw->phy->sifs_period = 12 * ca8210_hw->phy->symbol_duration;
 	ca8210_hw->flags =
 		IEEE802154_HW_AFILT |
 		IEEE802154_HW_OMIT_CKSUM |

index 6e033ba71703..597766d14563 100644
@@ -1333,6 +1333,8 @@ static const struct usb_device_id products[] = {
 	{QMI_FIXED_INTF(0x413c, 0x81d7, 0)},	/* Dell Wireless 5821e */
 	{QMI_FIXED_INTF(0x413c, 0x81d7, 1)},	/* Dell Wireless 5821e preproduction config */
 	{QMI_FIXED_INTF(0x413c, 0x81e0, 0)},	/* Dell Wireless 5821e with eSIM support*/
+	{QMI_FIXED_INTF(0x413c, 0x81e4, 0)},	/* Dell Wireless 5829e with eSIM support*/
+	{QMI_FIXED_INTF(0x413c, 0x81e6, 0)},	/* Dell Wireless 5829e */
 	{QMI_FIXED_INTF(0x03f0, 0x4e1d, 8)},	/* HP lt4111 LTE/EV-DO/HSPA+ Gobi 4G Module */
 	{QMI_FIXED_INTF(0x03f0, 0x9d1d, 1)},	/* HP lt4120 Snapdragon X5 LTE */
 	{QMI_FIXED_INTF(0x22de, 0x9061, 3)},	/* WeTelecom WPD-600N */

index 30c6d7b18599..ab84ac3f8f03 100644
@@ -1646,6 +1646,8 @@ static void iwl_req_fw_callback(const struct firmware *ucode_raw, void *context)
  out_unbind:
 	complete(&drv->request_firmware_complete);
 	device_release_driver(drv->trans->dev);
+	/* drv has just been freed by the release */
+	failure = false;
  free:
 	if (failure)
 		iwl_dealloc_ucode(drv);

index b031e9304983..b2991582189c 100644
@@ -320,8 +320,7 @@ int iwl_trans_pcie_gen2_start_fw(struct iwl_trans *trans,
 	/* This may fail if AMT took ownership of the device */
 	if (iwl_pcie_prepare_card_hw(trans)) {
 		IWL_WARN(trans, "Exit HW not ready\n");
-		ret = -EIO;
-		goto out;
+		return -EIO;
 	}
 
 	iwl_enable_rfkill_int(trans);

index 082768ec8aa8..daec61a60fec 100644
@@ -1313,8 +1313,7 @@ static int iwl_trans_pcie_start_fw(struct iwl_trans *trans,
 	/* This may fail if AMT took ownership of the device */
 	if (iwl_pcie_prepare_card_hw(trans)) {
 		IWL_WARN(trans, "Exit HW not ready\n");
-		ret = -EIO;
-		goto out;
+		return -EIO;
 	}
 
 	iwl_enable_rfkill_int(trans);

index 99b5152482fe..71c85c99e86c 100644
@@ -4259,7 +4259,14 @@ static void nvme_async_event_work(struct work_struct *work)
 		container_of(work, struct nvme_ctrl, async_event_work);
 
 	nvme_aen_uevent(ctrl);
-	ctrl->ops->submit_async_event(ctrl);
+
+	/*
+	 * The transport drivers must guarantee AER submission here is safe by
+	 * flushing ctrl async_event_work after changing the controller state
+	 * from LIVE and before freeing the admin queue.
+	*/
+	if (ctrl->state == NVME_CTRL_LIVE)
+		ctrl->ops->submit_async_event(ctrl);
 }
 
 static bool nvme_ctrl_pp_status(struct nvme_ctrl *ctrl)

index 1b9056381843..8eacc9bd58f5 100644
@@ -1200,6 +1200,7 @@ static void nvme_rdma_error_recovery_work(struct work_struct *work)
 			struct nvme_rdma_ctrl, err_work);
 
 	nvme_stop_keep_alive(&ctrl->ctrl);
+	flush_work(&ctrl->ctrl.async_event_work);
 	nvme_rdma_teardown_io_queues(ctrl, false);
 	nvme_start_queues(&ctrl->ctrl);
 	nvme_rdma_teardown_admin_queue(ctrl, false);

index 662028d7a1c6..6105894a218a 100644
@@ -2077,6 +2077,7 @@ static void nvme_tcp_error_recovery_work(struct work_struct *work)
 	struct nvme_ctrl *ctrl = &tcp_ctrl->ctrl;
 
 	nvme_stop_keep_alive(ctrl);
+	flush_work(&ctrl->async_event_work);
 	nvme_tcp_teardown_io_queues(ctrl, false);
 	/* unquiesce to fail fast pending requests */
 	nvme_start_queues(ctrl);

index b5f9ee81a46c..b916fab9b161 100644
@@ -1003,7 +1003,7 @@ ccio_unmap_sg(struct device *dev, struct scatterlist *sglist, int nents,
 	ioc->usg_calls++;
 #endif
 
-	while(sg_dma_len(sglist) && nents--) {
+	while (nents && sg_dma_len(sglist)) {
 
 #ifdef CCIO_COLLECT_STATS
 		ioc->usg_pages += sg_dma_len(sglist) >> PAGE_SHIFT;

@@ -1011,6 +1011,7 @@ ccio_unmap_sg(struct device *dev, struct scatterlist *sglist, int nents,
 		ccio_unmap_page(dev, sg_dma_address(sglist),
 				  sg_dma_len(sglist), direction, 0);
 		++sglist;
+		nents--;
 	}
 
 	DBG_RUN_SG("%s() DONE (nents %d)\n", __func__, nents);

index dce4cdf786cd..228c58060e9b 100644
@@ -1047,7 +1047,7 @@ sba_unmap_sg(struct device *dev, struct scatterlist *sglist, int nents,
 	spin_unlock_irqrestore(&ioc->res_lock, flags);
 #endif
 
-	while (sg_dma_len(sglist) && nents--) {
+	while (nents && sg_dma_len(sglist)) {
 
 		sba_unmap_page(dev, sg_dma_address(sglist), sg_dma_len(sglist),
 				direction, 0);

@@ -1056,6 +1056,7 @@ sba_unmap_sg(struct device *dev, struct scatterlist *sglist, int nents,
 		ioc->usingle_calls--;	/* kluge since call is unmap_sg() */
 #endif
 		++sglist;
+		nents--;
 	}
 
 	DBG_RUN_SG("%s() DONE (nents %d)\n", __func__,  nents);

index ad3e3cde1c20..a070e69bb49c 100644
@@ -1841,8 +1841,17 @@ static void hv_pci_assign_numa_node(struct hv_pcibus_device *hbus)
 		if (!hv_dev)
 			continue;
 
-		if (hv_dev->desc.flags & HV_PCI_DEVICE_FLAG_NUMA_AFFINITY)
-			set_dev_node(&dev->dev, hv_dev->desc.virtual_numa_node);
+		if (hv_dev->desc.flags & HV_PCI_DEVICE_FLAG_NUMA_AFFINITY &&
+		    hv_dev->desc.virtual_numa_node < num_possible_nodes())
+			/*
+			 * The kernel may boot with some NUMA nodes offline
+			 * (e.g. in a KDUMP kernel) or with NUMA disabled via
+			 * "numa=off". In those cases, adjust the host provided
+			 * NUMA node to a valid NUMA node used by the kernel.
+			 */
+			set_dev_node(&dev->dev,
+				     numa_map_to_online_node(
+					     hv_dev->desc.virtual_numa_node));
 
 		put_pcichild(hv_dev);
 	}

index 99fbc7e4138b..b901a0d4e2a8 100644
@@ -17,6 +17,7 @@
 #include <linux/soc/brcmstb/brcmstb.h>
 #include <dt-bindings/phy/phy.h>
 #include <linux/mfd/syscon.h>
+#include <linux/suspend.h>
 
 #include "phy-brcm-usb-init.h"
 

@@ -69,12 +70,35 @@ struct brcm_usb_phy_data {
 	int			init_count;
 	int			wake_irq;
 	struct brcm_usb_phy	phys[BRCM_USB_PHY_ID_MAX];
+	struct notifier_block	pm_notifier;
+	bool			pm_active;
 };
 
 static s8 *node_reg_names[BRCM_REGS_MAX] = {
 	"crtl", "xhci_ec", "xhci_gbl", "usb_phy", "usb_mdio", "bdc_ec"
 };
 
+static int brcm_pm_notifier(struct notifier_block *notifier,
+			    unsigned long pm_event,
+			    void *unused)
+{
+	struct brcm_usb_phy_data *priv =
+		container_of(notifier, struct brcm_usb_phy_data, pm_notifier);
+
+	switch (pm_event) {
+	case PM_HIBERNATION_PREPARE:
+	case PM_SUSPEND_PREPARE:
+		priv->pm_active = true;
+		break;
+	case PM_POST_RESTORE:
+	case PM_POST_HIBERNATION:
+	case PM_POST_SUSPEND:
+		priv->pm_active = false;
+		break;
+	}
+	return NOTIFY_DONE;
+}
+
 static irqreturn_t brcm_usb_phy_wake_isr(int irq, void *dev_id)
 {
 	struct phy *gphy = dev_id;

@@ -90,6 +114,9 @@ static int brcm_usb_phy_init(struct phy *gphy)
 	struct brcm_usb_phy_data *priv =
 		container_of(phy, struct brcm_usb_phy_data, phys[phy->id]);
 
+	if (priv->pm_active)
+		return 0;
+
 	/*
 	 * Use a lock to make sure a second caller waits until
 	 * the base phy is inited before using it.

@@ -119,6 +146,9 @@ static int brcm_usb_phy_exit(struct phy *gphy)
 	struct brcm_usb_phy_data *priv =
 		container_of(phy, struct brcm_usb_phy_data, phys[phy->id]);
 
+	if (priv->pm_active)
+		return 0;
+
 	dev_dbg(&gphy->dev, "EXIT\n");
 	if (phy->id == BRCM_USB_PHY_2_0)
 		brcm_usb_uninit_eohci(&priv->ini);

@@ -484,6 +514,9 @@ static int brcm_usb_phy_probe(struct platform_device *pdev)
 	if (err)
 		return err;
 
+	priv->pm_notifier.notifier_call = brcm_pm_notifier;
+	register_pm_notifier(&priv->pm_notifier);
+
 	mutex_init(&priv->mutex);
 
 	/* make sure invert settings are correct */

@@ -524,7 +557,10 @@ static int brcm_usb_phy_probe(struct platform_device *pdev)
 
 static int brcm_usb_phy_remove(struct platform_device *pdev)
 {
+	struct brcm_usb_phy_data *priv = dev_get_drvdata(&pdev->dev);
+
 	sysfs_remove_group(&pdev->dev.kobj, &brcm_usb_phy_group);
+	unregister_pm_notifier(&priv->pm_notifier);
 
 	return 0;
 }

@@ -535,6 +571,7 @@ static int brcm_usb_phy_suspend(struct device *dev)
 	struct brcm_usb_phy_data *priv = dev_get_drvdata(dev);
 
 	if (priv->init_count) {
+		dev_dbg(dev, "SUSPEND\n");
 		priv->ini.wake_enabled = device_may_wakeup(dev);
 		if (priv->phys[BRCM_USB_PHY_3_0].inited)
 			brcm_usb_uninit_xhci(&priv->ini);

@@ -574,6 +611,7 @@ static int brcm_usb_phy_resume(struct device *dev)
 	 * Uninitialize anything that wasn't previously initialized.
 	 */
 	if (priv->init_count) {
+		dev_dbg(dev, "RESUME\n");
 		if (priv->wake_irq >= 0)
 			disable_irq_wake(priv->wake_irq);
 		brcm_usb_init_common(&priv->ini);

158 lines not on this page · raw message

index 59b7e90cd587..ab6a9369649d 100644
@@ -756,6 +756,21 @@ static const struct ts_dmi_data predia_basic_data = {
 	.properties	= predia_basic_props,
 };
 
+static const struct property_entry rwc_nanote_p8_props[] = {
+	PROPERTY_ENTRY_U32("touchscreen-min-y", 46),
+	PROPERTY_ENTRY_U32("touchscreen-size-x", 1728),
+	PROPERTY_ENTRY_U32("touchscreen-size-y", 1140),
+	PROPERTY_ENTRY_BOOL("touchscreen-inverted-y"),
+	PROPERTY_ENTRY_STRING("firmware-name", "gsl1680-rwc-nanote-p8.fw"),
+	PROPERTY_ENTRY_U32("silead,max-fingers", 10),
+	{ }
+};
+
+static const struct ts_dmi_data rwc_nanote_p8_data = {
+	.acpi_name = "MSSL1680:00",
+	.properties = rwc_nanote_p8_props,
+};
+
 static const struct property_entry schneider_sct101ctm_props[] = {
 	PROPERTY_ENTRY_U32("touchscreen-size-x", 1715),
 	PROPERTY_ENTRY_U32("touchscreen-size-y", 1140),

@@ -1326,6 +1341,15 @@ const struct dmi_system_id touchscreen_dmi_table[] = {
 			DMI_EXACT_MATCH(DMI_BOARD_NAME, "0E57"),
 		},
 	},
+	{
+		/* RWC NANOTE P8 */
+		.driver_data = (void *)&rwc_nanote_p8_data,
+		.matches = {
+			DMI_MATCH(DMI_BOARD_VENDOR, "Default string"),
+			DMI_MATCH(DMI_PRODUCT_NAME, "AY07J"),
+			DMI_MATCH(DMI_PRODUCT_SKU, "0001")
+		},
+	},
 	{
 		/* Schneider SCT101CTM */
 		.driver_data = (void *)&schneider_sct101ctm_data,

index d1894539efc3..03bc472f302a 100644
@@ -374,6 +374,7 @@ struct lpfc_vport {
 #define FC_VPORT_LOGO_RCVD      0x200    /* LOGO received on vport */
 #define FC_RSCN_DISCOVERY       0x400	 /* Auth all devices after RSCN */
 #define FC_LOGO_RCVD_DID_CHNG   0x800    /* FDISC on phys port detect DID chng*/
+#define FC_PT2PT_NO_NVME        0x1000   /* Don't send NVME PRLI */
 #define FC_SCSI_SCAN_TMO        0x4000	 /* scsi scan timer running */
 #define FC_ABORT_DISCOVERY      0x8000	 /* we want to abort discovery */
 #define FC_NDISC_ACTIVE         0x10000	 /* NPort discovery active */

index b73d5d949402..f0d1ced63016 100644
@@ -1142,6 +1142,9 @@ lpfc_issue_lip(struct Scsi_Host *shost)
 	pmboxq->u.mb.mbxCommand = MBX_DOWN_LINK;
 	pmboxq->u.mb.mbxOwner = OWN_HOST;
 
+	if ((vport->fc_flag & FC_PT2PT) && (vport->fc_flag & FC_PT2PT_NO_NVME))
+		vport->fc_flag &= ~FC_PT2PT_NO_NVME;
+
 	mbxstatus = lpfc_sli_issue_mbox_wait(phba, pmboxq, LPFC_MBOX_TMO * 2);
 
 	if ((mbxstatus == MBX_SUCCESS) &&

index 3d9889b3d5c8..387b0cd1ea18 100644
@@ -1067,7 +1067,8 @@ lpfc_cmpl_els_flogi(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
 
 		/* FLOGI failed, so there is no fabric */
 		spin_lock_irq(shost->host_lock);
-		vport->fc_flag &= ~(FC_FABRIC | FC_PUBLIC_LOOP);
+		vport->fc_flag &= ~(FC_FABRIC | FC_PUBLIC_LOOP |
+				    FC_PT2PT_NO_NVME);
 		spin_unlock_irq(shost->host_lock);
 
 		/* If private loop, then allow max outstanding els to be

@@ -3945,6 +3946,23 @@ lpfc_els_retry(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
 		/* Added for Vendor specifc support
 		 * Just keep retrying for these Rsn / Exp codes
 		 */
+		if ((vport->fc_flag & FC_PT2PT) &&
+		    cmd == ELS_CMD_NVMEPRLI) {
+			switch (stat.un.b.lsRjtRsnCode) {
+			case LSRJT_UNABLE_TPC:
+			case LSRJT_INVALID_CMD:
+			case LSRJT_LOGICAL_ERR:
+			case LSRJT_CMD_UNSUPPORTED:
+				lpfc_printf_vlog(vport, KERN_WARNING, LOG_ELS,
+						 "0168 NVME PRLI LS_RJT "
+						 "reason %x port doesn't "
+						 "support NVME, disabling NVME\n",
+						 stat.un.b.lsRjtRsnCode);
+				retry = 0;
+				vport->fc_flag |= FC_PT2PT_NO_NVME;
+				goto out_retry;
+			}
+		}
 		switch (stat.un.b.lsRjtRsnCode) {
 		case LSRJT_UNABLE_TPC:
 			/* The driver has a VALID PLOGI but the rport has

index 6afcb1426e35..e33f752318c1 100644
@@ -2010,8 +2010,9 @@ lpfc_cmpl_reglogin_reglogin_issue(struct lpfc_vport *vport,
 			 * is configured try it.
 			 */
 			ndlp->nlp_fc4_type |= NLP_FC4_FCP;
-			if ((vport->cfg_enable_fc4_type == LPFC_ENABLE_BOTH) ||
-			    (vport->cfg_enable_fc4_type == LPFC_ENABLE_NVME)) {
+			if ((!(vport->fc_flag & FC_PT2PT_NO_NVME)) &&
+			    (vport->cfg_enable_fc4_type == LPFC_ENABLE_BOTH ||
+			    vport->cfg_enable_fc4_type == LPFC_ENABLE_NVME)) {
 				ndlp->nlp_fc4_type |= NLP_FC4_NVME;
 				/* We need to update the localport also */
 				lpfc_nvme_update_localport(vport);

index 4587127b67f7..a50f870c5f72 100644
@@ -7372,6 +7372,7 @@ lpfc_sli4_hba_setup(struct lpfc_hba *phba)
 	struct lpfc_vport *vport = phba->pport;
 	struct lpfc_dmabuf *mp;
 	struct lpfc_rqb *rqbp;
+	u32 flg;
 
 	/* Perform a PCI function reset to start from clean */
 	rc = lpfc_pci_function_reset(phba);

@@ -7385,7 +7386,17 @@ lpfc_sli4_hba_setup(struct lpfc_hba *phba)
 	else {
 		spin_lock_irq(&phba->hbalock);
 		phba->sli.sli_flag |= LPFC_SLI_ACTIVE;
+		flg = phba->sli.sli_flag;
 		spin_unlock_irq(&phba->hbalock);
+		/* Allow a little time after setting SLI_ACTIVE for any polled
+		 * MBX commands to complete via BSG.
+		 */
+		for (i = 0; i < 50 && (flg & LPFC_SLI_MBOX_ACTIVE); i++) {
+			msleep(20);
+			spin_lock_irq(&phba->hbalock);
+			flg = phba->sli.sli_flag;
+			spin_unlock_irq(&phba->hbalock);
+		}
 	}
 
 	lpfc_sli4_dip(phba);

@@ -8922,7 +8933,7 @@ lpfc_sli_issue_mbox_s4(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq,
 					"(%d):2541 Mailbox command x%x "
 					"(x%x/x%x) failure: "
 					"mqe_sta: x%x mcqe_sta: x%x/x%x "
-					"Data: x%x x%x\n,",
+					"Data: x%x x%x\n",
 					mboxq->vport ? mboxq->vport->vpi : 0,
 					mboxq->u.mb.mbxCommand,
 					lpfc_sli_config_mbox_subsys_get(phba,

@@ -8956,7 +8967,7 @@ lpfc_sli_issue_mbox_s4(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq,
 					"(%d):2597 Sync Mailbox command "
 					"x%x (x%x/x%x) failure: "
 					"mqe_sta: x%x mcqe_sta: x%x/x%x "
-					"Data: x%x x%x\n,",
+					"Data: x%x x%x\n",
 					mboxq->vport ? mboxq->vport->vpi : 0,
 					mboxq->u.mb.mbxCommand,
 					lpfc_sli_config_mbox_subsys_get(phba,

index c3bb58885033..75ac4d86d9c4 100644
@@ -753,8 +753,13 @@ static int pm8001_exec_internal_tmf_task(struct domain_device *dev,
 		res = -TMF_RESP_FUNC_FAILED;
 		/* Even TMF timed out, return direct. */
 		if (task->task_state_flags & SAS_TASK_STATE_ABORTED) {
+			struct pm8001_ccb_info *ccb = task->lldd_task;
+
 			pm8001_dbg(pm8001_ha, FAIL, "TMF task[%x]timeout.\n",
 				   tmf->tmf);
+
+			if (ccb)
+				ccb->task = NULL;
 			goto ex_err;
 		}
 

index b22a8ab754fa..2a3ce4680734 100644
@@ -2133,9 +2133,9 @@ mpi_ssp_completion(struct pm8001_hba_info *pm8001_ha , void *piomb)
 		pm8001_dbg(pm8001_ha, FAIL,
 			   "task 0x%p done with io_status 0x%x resp 0x%x stat 0x%x but aborted by upper layer!\n",
 			   t, status, ts->resp, ts->stat);
+		pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
 		if (t->slow_task)
 			complete(&t->slow_task->completion);
-		pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
 	} else {
 		spin_unlock_irqrestore(&t->task_state_lock, flags);
 		pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);

@@ -2726,9 +2726,9 @@ mpi_sata_completion(struct pm8001_hba_info *pm8001_ha, void *piomb)
 		pm8001_dbg(pm8001_ha, FAIL,
 			   "task 0x%p done with io_status 0x%x resp 0x%x stat 0x%x but aborted by upper layer!\n",
 			   t, status, ts->resp, ts->stat);
+		pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
 		if (t->slow_task)
 			complete(&t->slow_task->completion);
-		pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
 	} else {
 		spin_unlock_irqrestore(&t->task_state_lock, flags);
 		pm8001_ccb_task_free_done(pm8001_ha, t, ccb, tag);

index 040c7dc1d479..71b555c715d2 100644
@@ -251,10 +251,9 @@ static int aspeed_lpc_ctrl_probe(struct platform_device *pdev)
 	}
 
 	lpc_ctrl->clk = devm_clk_get(dev, NULL);
-	if (IS_ERR(lpc_ctrl->clk)) {
-		dev_err(dev, "couldn't get clock\n");
-		return PTR_ERR(lpc_ctrl->clk);
-	}
+	if (IS_ERR(lpc_ctrl->clk))
+		return dev_err_probe(dev, PTR_ERR(lpc_ctrl->clk),
+				     "couldn't get clock\n");
 	rc = clk_prepare_enable(lpc_ctrl->clk);
 	if (rc) {
 		dev_err(dev, "couldn't enable clock\n");

index 128461bd04bb..58190135efb7 100644
@@ -2024,7 +2024,7 @@ static bool canon_copy_from_read_buf(struct tty_struct *tty,
 		return false;
 
 	canon_head = smp_load_acquire(&ldata->canon_head);
-	n = min(*nr + 1, canon_head - ldata->read_tail);
+	n = min(*nr, canon_head - ldata->read_tail);
 
 	tail = ldata->read_tail & (N_TTY_BUF_SIZE - 1);
 	size = min_t(size_t, tail + n, N_TTY_BUF_SIZE);

@@ -2046,10 +2046,8 @@ static bool canon_copy_from_read_buf(struct tty_struct *tty,
 		n += N_TTY_BUF_SIZE;
 	c = n + found;
 
-	if (!found || read_buf(ldata, eol) != __DISABLED_CHAR) {
-		c = min(*nr, c);
+	if (!found || read_buf(ldata, eol) != __DISABLED_CHAR)
 		n = c;
-	}
 
 	n_tty_trace("%s: eol:%zu found:%d n:%zu c:%zu tail:%zu more:%zu\n",
 		    __func__, eol, found, n, c, tail, more);

index 673cda3d011d..948d0a1c6ae8 100644
@@ -26,7 +26,7 @@ static int __init serial_init_chip(struct parisc_device *dev)
 	unsigned long address;
 	int err;
 
-#ifdef CONFIG_64BIT
+#if defined(CONFIG_64BIT) && defined(CONFIG_IOSAPIC)
 	if (!dev->irq && (dev->id.sversion == 0xad))
 		dev->irq = iosapic_serial_irq(dev);
 #endif

index 10f020ab1186..6b80dee17f49 100644
@@ -5006,6 +5006,10 @@ static int put_file_data(struct send_ctx *sctx, u64 offset, u32 len)
 			lock_page(page);
 			if (!PageUptodate(page)) {
 				unlock_page(page);
+				btrfs_err(fs_info,
+			"send: IO error at offset %llu for inode %llu root %llu",
+					page_offset(page), sctx->cur_ino,
+					sctx->send_root->root_key.objectid);
 				put_page(page);
 				ret = -EIO;
 				break;

84 lines not on this page · raw message

index 682c7b45d8b7..2ad56ff4752c 100644
@@ -1780,14 +1780,14 @@ int nfs_atomic_open(struct inode *dir, struct dentry *dentry,
 	if (!res) {
 		inode = d_inode(dentry);
 		if ((lookup_flags & LOOKUP_DIRECTORY) && inode &&
-		    !S_ISDIR(inode->i_mode))
+		    !(S_ISDIR(inode->i_mode) || S_ISLNK(inode->i_mode)))
 			res = ERR_PTR(-ENOTDIR);
 		else if (inode && S_ISREG(inode->i_mode))
 			res = ERR_PTR(-EOPENSTALE);
 	} else if (!IS_ERR(res)) {
 		inode = d_inode(res);
 		if ((lookup_flags & LOOKUP_DIRECTORY) && inode &&
-		    !S_ISDIR(inode->i_mode)) {
+		    !(S_ISDIR(inode->i_mode) || S_ISLNK(inode->i_mode))) {
 			dput(res);
 			res = ERR_PTR(-ENOTDIR);
 		} else if (inode && S_ISREG(inode->i_mode)) {

index 21addb78523d..f27ecc2e490f 100644
@@ -195,6 +195,18 @@ bool nfs_check_cache_invalid(struct inode *inode, unsigned long flags)
 }
 EXPORT_SYMBOL_GPL(nfs_check_cache_invalid);
 
+#ifdef CONFIG_NFS_V4_2
+static bool nfs_has_xattr_cache(const struct nfs_inode *nfsi)
+{
+	return nfsi->xattr_cache != NULL;
+}
+#else
+static bool nfs_has_xattr_cache(const struct nfs_inode *nfsi)
+{
+	return false;
+}
+#endif
+
 static void nfs_set_cache_invalid(struct inode *inode, unsigned long flags)
 {
 	struct nfs_inode *nfsi = NFS_I(inode);

@@ -210,6 +222,8 @@ static void nfs_set_cache_invalid(struct inode *inode, unsigned long flags)
 	} else if (flags & NFS_INO_REVAL_PAGECACHE)
 		flags |= NFS_INO_INVALID_CHANGE | NFS_INO_INVALID_SIZE;
 
+	if (!nfs_has_xattr_cache(nfsi))
+		flags &= ~NFS_INO_INVALID_XATTR;
 	if (inode->i_mapping->nrpages == 0)
 		flags &= ~(NFS_INO_INVALID_DATA|NFS_INO_DATA_INVAL_DEFER);
 	nfsi->cache_validity |= flags;

@@ -807,12 +821,9 @@ int nfs_getattr(const struct path *path, struct kstat *stat,
 	}
 
 	/* Flush out writes to the server in order to update c/mtime.  */
-	if ((request_mask & (STATX_CTIME|STATX_MTIME)) &&
-			S_ISREG(inode->i_mode)) {
-		err = filemap_write_and_wait(inode->i_mapping);
-		if (err)
-			goto out;
-	}
+	if ((request_mask & (STATX_CTIME | STATX_MTIME)) &&
+	    S_ISREG(inode->i_mode))
+		filemap_write_and_wait(inode->i_mapping);
 
 	/*
 	 * We may force a getattr if the user cares about atime.

130 lines not on this page · raw message

index 4f1373463766..09fb8459bb5c 100644
@@ -692,9 +692,14 @@ int dquot_quota_sync(struct super_block *sb, int type)
 	/* This is not very clever (and fast) but currently I don't know about
 	 * any other simple way of getting quota data to disk and we must get
 	 * them there for userspace to be visible... */
-	if (sb->s_op->sync_fs)
-		sb->s_op->sync_fs(sb, 1);
-	sync_blockdev(sb->s_bdev);
+	if (sb->s_op->sync_fs) {
+		ret = sb->s_op->sync_fs(sb, 1);
+		if (ret)
+			return ret;
+	}
+	ret = sync_blockdev(sb->s_bdev);
+	if (ret)
+		return ret;
 
 	/*
 	 * Now when everything is written we can discard the pagecache so

index 20f1707807bb..bae3fe80f852 100644
@@ -1667,11 +1667,9 @@ static void lockdep_sb_freeze_acquire(struct super_block *sb)
 		percpu_rwsem_acquire(sb->s_writers.rw_sem + level, 0, _THIS_IP_);
 }
 
-static void sb_freeze_unlock(struct super_block *sb)
+static void sb_freeze_unlock(struct super_block *sb, int level)
 {
-	int level;
-
-	for (level = SB_FREEZE_LEVELS - 1; level >= 0; level--)
+	for (level--; level >= 0; level--)
 		percpu_up_write(sb->s_writers.rw_sem + level);
 }
 

@@ -1742,7 +1740,14 @@ int freeze_super(struct super_block *sb)
 	sb_wait_write(sb, SB_FREEZE_PAGEFAULT);
 
 	/* All writers are done so after syncing there won't be dirty data */
-	sync_filesystem(sb);
+	ret = sync_filesystem(sb);
+	if (ret) {
+		sb->s_writers.frozen = SB_UNFROZEN;
+		sb_freeze_unlock(sb, SB_FREEZE_PAGEFAULT);
+		wake_up(&sb->s_writers.wait_unfrozen);
+		deactivate_locked_super(sb);
+		return ret;
+	}
 
 	/* Now wait for internal filesystem counter */
 	sb->s_writers.frozen = SB_FREEZE_FS;

@@ -1754,7 +1759,7 @@ int freeze_super(struct super_block *sb)
 			printk(KERN_ERR
 				"VFS:Filesystem freeze failed\n");
 			sb->s_writers.frozen = SB_UNFROZEN;
-			sb_freeze_unlock(sb);
+			sb_freeze_unlock(sb, SB_FREEZE_FS);
 			wake_up(&sb->s_writers.wait_unfrozen);
 			deactivate_locked_super(sb);
 			return ret;

@@ -1805,7 +1810,7 @@ static int thaw_super_locked(struct super_block *sb)
 	}
 
 	sb->s_writers.frozen = SB_UNFROZEN;
-	sb_freeze_unlock(sb);
+	sb_freeze_unlock(sb, SB_FREEZE_FS);
 out:
 	wake_up(&sb->s_writers.wait_unfrozen);
 	deactivate_locked_super(sb);

index 4b975111b536..1f467fb620fe 100644
@@ -197,7 +197,7 @@ struct obj_cgroup {
 	struct mem_cgroup *memcg;
 	atomic_t nr_charged_bytes;
 	union {
-		struct list_head list;
+		struct list_head list; /* protected by objcg_lock */
 		struct rcu_head rcu;
 	};
 };

@@ -300,7 +300,8 @@ struct mem_cgroup {
 	int kmemcg_id;
 	enum memcg_kmem_state kmem_state;
 	struct obj_cgroup __rcu *objcg;
-	struct list_head objcg_list; /* list of inherited objcgs */
+	/* list of inherited objcgs, protected by objcg_lock */
+	struct list_head objcg_list;
 #endif
 
 	MEMCG_PADDING(_pad2_);

index fe3155736d63..861f2480c457 100644
@@ -2061,7 +2061,7 @@ struct net_device {
 	struct netdev_queue	*_tx ____cacheline_aligned_in_smp;
 	unsigned int		num_tx_queues;
 	unsigned int		real_num_tx_queues;
-	struct Qdisc		*qdisc;
+	struct Qdisc __rcu	*qdisc;
 	unsigned int		tx_queue_len;
 	spinlock_t		tx_global_lock;
 

index b85b26d9ccef..f996d1f343bb 100644
@@ -1544,7 +1544,6 @@ extern struct pid *cad_pid;
 #define PF_MEMALLOC		0x00000800	/* Allocating memory */
 #define PF_NPROC_EXCEEDED	0x00001000	/* set_user() noticed that RLIMIT_NPROC was exceeded */
 #define PF_USED_MATH		0x00002000	/* If unset the fpu must be initialized before use */
-#define PF_USED_ASYNC		0x00004000	/* Used async_schedule*(), used by module init */
 #define PF_NOFREEZE		0x00008000	/* This thread should not be frozen */
 #define PF_FROZEN		0x00010000	/* Frozen for system suspend */
 #define PF_KSWAPD		0x00020000	/* I am kswapd */

index c8696a230b7d..1a28f299a4c6 100644
@@ -262,7 +262,7 @@ struct ad_system {
 struct ad_bond_info {
 	struct ad_system system;	/* 802.3ad system structure */
 	struct bond_3ad_stats stats;
-	u32 agg_select_timer;		/* Timer to select aggregator after all adapter's hand shakes */
+	atomic_t agg_select_timer;		/* Timer to select aggregator after all adapter's hand shakes */
 	u16 aggregator_identifier;
 };
 

index bd1f396cc9c7..60601896d474 100644
@@ -390,17 +390,20 @@ static inline void txopt_put(struct ipv6_txoptions *opt)
 		kfree_rcu(opt, rcu);
 }
 
+#if IS_ENABLED(CONFIG_IPV6)
 struct ip6_flowlabel *__fl6_sock_lookup(struct sock *sk, __be32 label);
 
 extern struct static_key_false_deferred ipv6_flowlabel_exclusive;
 static inline struct ip6_flowlabel *fl6_sock_lookup(struct sock *sk,
 						    __be32 label)
 {
-	if (static_branch_unlikely(&ipv6_flowlabel_exclusive.key))
+	if (static_branch_unlikely(&ipv6_flowlabel_exclusive.key) &&
+	    READ_ONCE(sock_net(sk)->ipv6.flowlabel_has_excl))
 		return __fl6_sock_lookup(sk, label) ? : ERR_PTR(-ENOENT);
 
 	return NULL;
 }
+#endif
 
 struct ipv6_txoptions *fl6_merge_options(struct ipv6_txoptions *opt_space,
 					 struct ip6_flowlabel *fl,

index 5ec054473d81..1c0fbe3abf24 100644
@@ -80,9 +80,10 @@ struct netns_ipv6 {
 	spinlock_t		fib6_gc_lock;
 	unsigned int		 ip6_rt_gc_expire;
 	unsigned long		 ip6_rt_last_gc;
+	unsigned char		flowlabel_has_excl;
 #ifdef CONFIG_IPV6_MULTIPLE_TABLES
-	unsigned int		fib6_rules_require_fldissect;
 	bool			fib6_has_custom_rules;
+	unsigned int		fib6_rules_require_fldissect;
 #ifdef CONFIG_IPV6_SUBTREES
 	unsigned int		fib6_routes_require_src;
 #endif

index 7793b26aa154..c55935b64ccc 100644
@@ -135,7 +135,7 @@ struct can_isotp_ll_options {
 #define CAN_ISOTP_FORCE_RXSTMIN	0x100	/* ignore CFs depending on rx stmin */
 #define CAN_ISOTP_RX_EXT_ADDR	0x200	/* different rx extended addressing */
 #define CAN_ISOTP_WAIT_TX_DONE	0x400	/* wait for tx completion */
-
+#define CAN_ISOTP_SF_BROADCAST	0x800	/* 1-to-N functional addressing */
 
 /* default values */
 

index 33258e6e20f8..1746cd65e271 100644
@@ -205,9 +205,6 @@ async_cookie_t async_schedule_node_domain(async_func_t func, void *data,
 	atomic_inc(&entry_count);
 	spin_unlock_irqrestore(&async_lock, flags);
 
-	/* mark that this task has queued an async job, used by module init */
-	current->flags |= PF_USED_ASYNC;
-
 	/* schedule for execution */
 	queue_work_node(node, system_unbound_wq, &entry->work);
 

index e465903abed9..a78c0b02edd5 100644
@@ -2258,10 +2258,6 @@ static __latent_entropy struct task_struct *copy_process(
 		goto bad_fork_cancel_cgroup;
 	}
 
-	/* past the last point of failure */
-	if (pidfile)
-		fd_install(pidfd, pidfile);
-
 	init_task_pid_links(p);
 	if (likely(p->pid)) {
 		ptrace_init_task(p, (clone_flags & CLONE_PTRACE) || trace);

@@ -2310,6 +2306,9 @@ static __latent_entropy struct task_struct *copy_process(
 	syscall_tracepoint_update(p);
 	write_unlock_irq(&tasklist_lock);
 
+	if (pidfile)
+		fd_install(pidfd, pidfile);
+
 	proc_fork_connector(p);
 	sched_post_fork(p, args);
 	cgroup_post_fork(p, args);

index 1f6a2f1226fa..af4b35450556 100644
@@ -3387,7 +3387,7 @@ struct lock_class *lock_chain_get_class(struct lock_chain *chain, int i)
 	u16 chain_hlock = chain_hlocks[chain->base + i];
 	unsigned int class_idx = chain_hlock_class_idx(chain_hlock);
 
-	return lock_classes + class_idx - 1;
+	return lock_classes + class_idx;
 }
 
 /*

@@ -3455,7 +3455,7 @@ static void print_chain_keys_chain(struct lock_chain *chain)
 		hlock_id = chain_hlocks[chain->base + i];
 		chain_key = print_chain_key_iteration(hlock_id, chain_key);
 
-		print_lock_name(lock_classes + chain_hlock_class_idx(hlock_id) - 1);
+		print_lock_name(lock_classes + chain_hlock_class_idx(hlock_id));
 		printk("\n");
 	}
 }

index 185b2655bc20..5f4403198f04 100644
@@ -3714,12 +3714,6 @@ static noinline int do_init_module(struct module *mod)
 	}
 	freeinit->module_init = mod->init_layout.base;
 
-	/*
-	 * We want to find out whether @mod uses async during init.  Clear
-	 * PF_USED_ASYNC.  async_schedule*() will set it.
-	 */
-	current->flags &= ~PF_USED_ASYNC;
-
 	do_mod_ctors(mod);
 	/* Start the module */
 	if (mod->init != NULL)

@@ -3745,22 +3739,13 @@ static noinline int do_init_module(struct module *mod)
 
 	/*
 	 * We need to finish all async code before the module init sequence
-	 * is done.  This has potential to deadlock.  For example, a newly
-	 * detected block device can trigger request_module() of the
-	 * default iosched from async probing task.  Once userland helper
-	 * reaches here, async_synchronize_full() will wait on the async
-	 * task waiting on request_module() and deadlock.
-	 *
-	 * This deadlock is avoided by perfomring async_synchronize_full()
-	 * iff module init queued any async jobs.  This isn't a full
-	 * solution as it will deadlock the same if module loading from
-	 * async jobs nests more than once; however, due to the various
-	 * constraints, this hack seems to be the best option for now.
-	 * Please refer to the following thread for details.
+	 * is done. This has potential to deadlock if synchronous module
+	 * loading is requested from async (which is not allowed!).
 	 *
-	 * http://thread.gmane.org/gmane.linux.kernel/1420814
+	 * See commit 0fdff3ec6d87 ("async, kmod: warn on synchronous
+	 * request_module() from async workers") for more details.
 	 */
-	if (!mod->async_probe_requested && (current->flags & PF_USED_ASYNC))
+	if (!mod->async_probe_requested)
 		async_synchronize_full();
 
 	ftrace_free_mem(mod, mod->init_layout.base, mod->init_layout.base +

index 6ed153f226b3..244f32e98360 100644
@@ -628,7 +628,7 @@ static void rcu_read_unlock_special(struct task_struct *t)
 			set_tsk_need_resched(current);
 			set_preempt_need_resched();
 			if (IS_ENABLED(CONFIG_IRQ_WORK) && irqs_were_disabled &&
-			    !rdp->defer_qs_iw_pending && exp) {
+			    !rdp->defer_qs_iw_pending && exp && cpu_online(rdp->cpu)) {
 				// Get scheduler to re-evaluate and call hooks.
 				// If !IRQ_WORK, FQS scan will eventually IPI.
 				init_irq_work(&rdp->defer_qs_iw,

index ce161a8e8d97..dd07239ddff9 100644
@@ -48,7 +48,7 @@ int stack_erasing_sysctl(struct ctl_table *table, int write,
 #define skip_erasing()	false
 #endif /* CONFIG_STACKLEAK_RUNTIME_DISABLE */
 
-asmlinkage void notrace stackleak_erase(void)
+asmlinkage void noinstr stackleak_erase(void)
 {
 	/* It would be nice not to have 'kstack_ptr' and 'boundary' on stack */
 	unsigned long kstack_ptr = current->lowest_stack;

@@ -102,9 +102,8 @@ asmlinkage void notrace stackleak_erase(void)
 	/* Reset the 'lowest_stack' value for the next syscall */
 	current->lowest_stack = current_top_of_stack() - THREAD_SIZE/64;
 }
-NOKPROBE_SYMBOL(stackleak_erase);
 
-void __used __no_caller_saved_registers notrace stackleak_track_stack(void)
+void __used __no_caller_saved_registers noinstr stackleak_track_stack(void)
 {
 	unsigned long sp = current_stack_pointer;
 

index a0729213f37b..f9fad789321b 100644
@@ -250,6 +250,10 @@ __setup("trace_clock=", set_trace_boot_clock);
 
 static int __init set_tracepoint_printk(char *str)
 {
+	/* Ignore the "tp_printk_stop_on_boot" param */
+	if (*str == '_')
+		return 0;
+
 	if ((strcmp(str, "=0") != 0 && strcmp(str, "=off") != 0))
 		tracepoint_printk = 1;
 	return 1;

index b364231b5fc8..1b0a349fbcd9 100644
@@ -407,6 +407,7 @@ static size_t copy_page_to_iter_pipe(struct page *page, size_t offset, size_t by
 		return 0;
 
 	buf->ops = &page_cache_pipe_buf_ops;
+	buf->flags = 0;
 	get_page(page);
 	buf->page = page;
 	buf->offset = offset;

@@ -543,6 +544,7 @@ static size_t push_pipe(struct iov_iter *i, size_t size,
 			break;
 
 		buf->ops = &default_pipe_buf_ops;
+		buf->flags = 0;
 		buf->page = page;
 		buf->offset = 0;
 		buf->len = min_t(ssize_t, left, PAGE_SIZE);

index 4bb2a4c593f7..dbe07fef2682 100644
@@ -250,7 +250,7 @@ struct cgroup_subsys_state *vmpressure_to_css(struct vmpressure *vmpr)
 }
 
 #ifdef CONFIG_MEMCG_KMEM
-extern spinlock_t css_set_lock;
+static DEFINE_SPINLOCK(objcg_lock);
 
 static void obj_cgroup_release(struct percpu_ref *ref)
 {

@@ -284,13 +284,13 @@ static void obj_cgroup_release(struct percpu_ref *ref)
 	WARN_ON_ONCE(nr_bytes & (PAGE_SIZE - 1));
 	nr_pages = nr_bytes >> PAGE_SHIFT;
 
-	spin_lock_irqsave(&css_set_lock, flags);
+	spin_lock_irqsave(&objcg_lock, flags);
 	memcg = obj_cgroup_memcg(objcg);
 	if (nr_pages)
 		__memcg_kmem_uncharge(memcg, nr_pages);
 	list_del(&objcg->list);
 	mem_cgroup_put(memcg);
-	spin_unlock_irqrestore(&css_set_lock, flags);
+	spin_unlock_irqrestore(&objcg_lock, flags);
 
 	percpu_ref_exit(ref);
 	kfree_rcu(objcg, rcu);

@@ -322,7 +322,7 @@ static void memcg_reparent_objcgs(struct mem_cgroup *memcg,
 
 	objcg = rcu_replace_pointer(memcg->objcg, NULL, true);
 
-	spin_lock_irq(&css_set_lock);
+	spin_lock_irq(&objcg_lock);
 
 	/* Move active objcg to the parent's list */
 	xchg(&objcg->memcg, parent);

@@ -337,7 +337,7 @@ static void memcg_reparent_objcgs(struct mem_cgroup *memcg,
 	}
 	list_splice(&memcg->objcg_list, &parent->objcg_list);
 
-	spin_unlock_irq(&css_set_lock);
+	spin_unlock_irq(&objcg_lock);
 
 	percpu_ref_kill(&objcg->refcnt);
 }

index 56c02beb6041..7ea0aee0c08d 100644
@@ -94,7 +94,7 @@ static unsigned long change_pte_range(struct vm_area_struct *vma, pmd_t *pmd,
 
 				/* Also skip shared copy-on-write pages */
 				if (is_cow_mapping(vma->vm_flags) &&
-				    page_mapcount(page) != 1)
+				    page_count(page) != 1)
 					continue;
 
 				/*

index 5e84dce5ff7a..23bd26057a82 100644
@@ -77,6 +77,7 @@ static void ax25_kill_by_device(struct net_device *dev)
 {
 	ax25_dev *ax25_dev;
 	ax25_cb *s;
+	struct sock *sk;
 
 	if ((ax25_dev = ax25_dev_ax25dev(dev)) == NULL)
 		return;

@@ -85,13 +86,15 @@ static void ax25_kill_by_device(struct net_device *dev)
 again:
 	ax25_for_each(s, &ax25_list) {
 		if (s->ax25_dev == ax25_dev) {
+			sk = s->sk;
+			sock_hold(sk);
 			spin_unlock_bh(&ax25_list_lock);
-			lock_sock(s->sk);
+			lock_sock(sk);
 			s->ax25_dev = NULL;
-			release_sock(s->sk);
+			release_sock(sk);
 			ax25_disconnect(s, ENETUNREACH);
 			spin_lock_bh(&ax25_list_lock);
-
+			sock_put(sk);
 			/* The entry could have been deleted from the
 			 * list meanwhile and thus the next pointer is
 			 * no longer valid.  Play it safe and restart

138 lines not on this page · raw message

index db65ce62b625..ed9dd17f9348 100644
@@ -280,13 +280,17 @@ static void trace_napi_poll_hit(void *ignore, struct napi_struct *napi,
 
 	rcu_read_lock();
 	list_for_each_entry_rcu(new_stat, &hw_stats_list, list) {
+		struct net_device *dev;
+
 		/*
 		 * only add a note to our monitor buffer if:
 		 * 1) this is the dev we received on
 		 * 2) its after the last_rx delta
 		 * 3) our rx_dropped count has gone up
 		 */
-		if ((new_stat->dev == napi->dev)  &&
+		/* Paired with WRITE_ONCE() in dropmon_net_event() */
+		dev = READ_ONCE(new_stat->dev);
+		if ((dev == napi->dev)  &&
 		    (time_after(jiffies, new_stat->last_rx + dm_hw_check_delta)) &&
 		    (napi->dev->stats.rx_dropped != new_stat->last_drop_val)) {
 			trace_drop_common(NULL, NULL);

@@ -1574,7 +1578,10 @@ static int dropmon_net_event(struct notifier_block *ev_block,
 		mutex_lock(&net_dm_mutex);
 		list_for_each_entry_safe(new_stat, tmp, &hw_stats_list, list) {
 			if (new_stat->dev == dev) {
-				new_stat->dev = NULL;
+
+				/* Paired with READ_ONCE() in trace_napi_poll_hit() */
+				WRITE_ONCE(new_stat->dev, NULL);
+
 				if (trace_state == TRACE_OFF) {
 					list_del_rcu(&new_stat->list);
 					kfree_rcu(new_stat, rcu);

index 373564bf57ac..9ff6d4160dab 100644
@@ -1705,6 +1705,7 @@ static int rtnl_fill_ifinfo(struct sk_buff *skb,
 {
 	struct ifinfomsg *ifm;
 	struct nlmsghdr *nlh;
+	struct Qdisc *qdisc;
 
 	ASSERT_RTNL();
 	nlh = nlmsg_put(skb, pid, seq, type, sizeof(*ifm), flags);

@@ -1722,6 +1723,7 @@ static int rtnl_fill_ifinfo(struct sk_buff *skb,
 	if (tgt_netnsid >= 0 && nla_put_s32(skb, IFLA_TARGET_NETNSID, tgt_netnsid))
 		goto nla_put_failure;
 
+	qdisc = rtnl_dereference(dev->qdisc);
 	if (nla_put_string(skb, IFLA_IFNAME, dev->name) ||
 	    nla_put_u32(skb, IFLA_TXQLEN, dev->tx_queue_len) ||
 	    nla_put_u8(skb, IFLA_OPERSTATE,

@@ -1740,8 +1742,8 @@ static int rtnl_fill_ifinfo(struct sk_buff *skb,
 #endif
 	    put_master_ifindex(skb, dev) ||
 	    nla_put_u8(skb, IFLA_CARRIER, netif_carrier_ok(dev)) ||
-	    (dev->qdisc &&
-	     nla_put_string(skb, IFLA_QDISC, dev->qdisc->ops->id)) ||
+	    (qdisc &&
+	     nla_put_string(skb, IFLA_QDISC, qdisc->ops->id)) ||
 	    nla_put_ifalias(skb, dev) ||
 	    nla_put_u32(skb, IFLA_CARRIER_CHANGES,
 			atomic_read(&dev->carrier_up_count) +

index a5722905456c..323cb231cb58 100644
@@ -172,16 +172,23 @@ static struct sock *ping_lookup(struct net *net, struct sk_buff *skb, u16 ident)
 	struct sock *sk = NULL;
 	struct inet_sock *isk;
 	struct hlist_nulls_node *hnode;
-	int dif = skb->dev->ifindex;
+	int dif, sdif;
 
 	if (skb->protocol == htons(ETH_P_IP)) {
+		dif = inet_iif(skb);
+		sdif = inet_sdif(skb);
 		pr_debug("try to find: num = %d, daddr = %pI4, dif = %d\n",
 			 (int)ident, &ip_hdr(skb)->daddr, dif);
 #if IS_ENABLED(CONFIG_IPV6)
 	} else if (skb->protocol == htons(ETH_P_IPV6)) {
+		dif = inet6_iif(skb);
+		sdif = inet6_sdif(skb);
 		pr_debug("try to find: num = %d, daddr = %pI6c, dif = %d\n",
 			 (int)ident, &ipv6_hdr(skb)->daddr, dif);
 #endif
+	} else {
+		pr_err("ping: protocol(%x) is not supported\n", ntohs(skb->protocol));
+		return NULL;
 	}
 
 	read_lock_bh(&ping_table.lock);

@@ -221,7 +228,7 @@ static struct sock *ping_lookup(struct net *net, struct sk_buff *skb, u16 ident)
 		}
 
 		if (sk->sk_bound_dev_if && sk->sk_bound_dev_if != dif &&
-		    sk->sk_bound_dev_if != inet_sdif(skb))
+		    sk->sk_bound_dev_if != sdif)
 			continue;
 
 		sock_hold(sk);

index aa673a6a7e43..ceb85c67ce39 100644
@@ -450,8 +450,10 @@ fl_create(struct net *net, struct sock *sk, struct in6_flowlabel_req *freq,
 		err = -EINVAL;
 		goto done;
 	}
-	if (fl_shared_exclusive(fl) || fl->opt)
+	if (fl_shared_exclusive(fl) || fl->opt) {
+		WRITE_ONCE(sock_net(sk)->ipv6.flowlabel_has_excl, 1);
 		static_branch_deferred_inc(&ipv6_flowlabel_exclusive);
+	}
 	return fl;
 
 done:

index 810cca24b399..7626f3e1c70a 100644
@@ -489,6 +489,15 @@ int nf_conntrack_sctp_packet(struct nf_conn *ct,
 			pr_debug("Setting vtag %x for dir %d\n",
 				 ih->init_tag, !dir);
 			ct->proto.sctp.vtag[!dir] = ih->init_tag;
+
+			/* don't renew timeout on init retransmit so
+			 * port reuse by client or NAT middlebox cannot
+			 * keep entry alive indefinitely (incl. nat info).
+			 */
+			if (new_state == SCTP_CONNTRACK_CLOSED &&
+			    old_state == SCTP_CONNTRACK_CLOSED &&
+			    nf_ct_is_confirmed(ct))
+				ignore = true;
 		}
 
 		ct->proto.sctp.state = new_state;

index 4fda8b3f1762..59c4dfaf2ea1 100644
@@ -191,8 +191,10 @@ static int nft_synproxy_do_init(const struct nft_ctx *ctx,
 		if (err)
 			goto nf_ct_failure;
 		err = nf_synproxy_ipv6_init(snet, ctx->net);
-		if (err)
+		if (err) {
+			nf_synproxy_ipv4_fini(snet, ctx->net);
 			goto nf_ct_failure;
+		}
 		break;
 	}
 

index f613299ca7f0..7b29aa1a3ce9 100644
@@ -680,15 +680,24 @@ int tcf_action_exec(struct sk_buff *skb, struct tc_action **actions,
 restart_act_graph:
 	for (i = 0; i < nr_actions; i++) {
 		const struct tc_action *a = actions[i];
+		int repeat_ttl;
 
 		if (jmp_prgcnt > 0) {
 			jmp_prgcnt -= 1;
 			continue;
 		}
+
+		repeat_ttl = 32;
 repeat:
 		ret = a->ops->act(skb, a, res);
-		if (ret == TC_ACT_REPEAT)
-			goto repeat;	/* we need a ttl - JHS */
+
+		if (unlikely(ret == TC_ACT_REPEAT)) {
+			if (--repeat_ttl != 0)
+				goto repeat;
+			/* suspicious opcode, stop pipeline */
+			net_warn_ratelimited("TC_ACT_REPEAT abuse ?\n");
+			return TC_ACT_OK;
+		}
 
 		if (TC_ACT_EXT_CMP(ret, TC_ACT_JUMP)) {
 			jmp_prgcnt = ret & TCA_ACT_MAX_PRIO_MASK;

index 7993a692c7fd..9a789a057a74 100644
@@ -1045,7 +1045,7 @@ static int __tcf_qdisc_find(struct net *net, struct Qdisc **q,
 
 	/* Find qdisc */
 	if (!*parent) {
-		*q = dev->qdisc;
+		*q = rcu_dereference(dev->qdisc);
 		*parent = (*q)->handle;
 	} else {
 		*q = qdisc_lookup_rcu(dev, TC_H_MAJ(*parent));

@@ -2591,7 +2591,7 @@ static int tc_dump_tfilter(struct sk_buff *skb, struct netlink_callback *cb)
 
 		parent = tcm->tcm_parent;
 		if (!parent)
-			q = dev->qdisc;
+			q = rtnl_dereference(dev->qdisc);
 		else
 			q = qdisc_lookup(dev, TC_H_MAJ(tcm->tcm_parent));
 		if (!q)

@@ -2977,7 +2977,7 @@ static int tc_dump_chain(struct sk_buff *skb, struct netlink_callback *cb)
 
 		parent = tcm->tcm_parent;
 		if (!parent) {
-			q = dev->qdisc;
+			q = rtnl_dereference(dev->qdisc);
 			parent = q->handle;
 		} else {
 			q = qdisc_lookup(dev, TC_H_MAJ(tcm->tcm_parent));

index 6758968e7932..6e18aa417782 100644
@@ -301,7 +301,7 @@ struct Qdisc *qdisc_lookup(struct net_device *dev, u32 handle)
 
 	if (!handle)
 		return NULL;
-	q = qdisc_match_from_root(dev->qdisc, handle);
+	q = qdisc_match_from_root(rtnl_dereference(dev->qdisc), handle);
 	if (q)
 		goto out;
 

@@ -320,7 +320,7 @@ struct Qdisc *qdisc_lookup_rcu(struct net_device *dev, u32 handle)
 
 	if (!handle)
 		return NULL;
-	q = qdisc_match_from_root(dev->qdisc, handle);
+	q = qdisc_match_from_root(rcu_dereference(dev->qdisc), handle);
 	if (q)
 		goto out;
 

@@ -1082,10 +1082,10 @@ static int qdisc_graft(struct net_device *dev, struct Qdisc *parent,
 skip:
 		if (!ingress) {
 			notify_and_destroy(net, skb, n, classid,
-					   dev->qdisc, new);
+					   rtnl_dereference(dev->qdisc), new);
 			if (new && !new->ops->attach)
 				qdisc_refcount_inc(new);
-			dev->qdisc = new ? : &noop_qdisc;
+			rcu_assign_pointer(dev->qdisc, new ? : &noop_qdisc);
 
 			if (new && new->ops->attach)
 				new->ops->attach(new);

@@ -1460,7 +1460,7 @@ static int tc_get_qdisc(struct sk_buff *skb, struct nlmsghdr *n,
 				q = dev_ingress_queue(dev)->qdisc_sleeping;
 			}
 		} else {
-			q = dev->qdisc;
+			q = rtnl_dereference(dev->qdisc);
 		}
 		if (!q) {
 			NL_SET_ERR_MSG(extack, "Cannot find specified qdisc on specified device");

@@ -1549,7 +1549,7 @@ static int tc_modify_qdisc(struct sk_buff *skb, struct nlmsghdr *n,
 				q = dev_ingress_queue(dev)->qdisc_sleeping;
 			}
 		} else {
-			q = dev->qdisc;
+			q = rtnl_dereference(dev->qdisc);
 		}
 
 		/* It may be default qdisc, ignore it */

@@ -1771,7 +1771,8 @@ static int tc_dump_qdisc(struct sk_buff *skb, struct netlink_callback *cb)
 			s_q_idx = 0;
 		q_idx = 0;
 
-		if (tc_dump_qdisc_root(dev->qdisc, skb, cb, &q_idx, s_q_idx,
+		if (tc_dump_qdisc_root(rtnl_dereference(dev->qdisc),
+				       skb, cb, &q_idx, s_q_idx,
 				       true, tca[TCA_DUMP_INVISIBLE]) < 0)
 			goto done;
 

@@ -2047,7 +2048,7 @@ static int tc_ctl_tclass(struct sk_buff *skb, struct nlmsghdr *n,
 		} else if (qid1) {
 			qid = qid1;
 		} else if (qid == 0)
-			qid = dev->qdisc->handle;
+			qid = rtnl_dereference(dev->qdisc)->handle;
 
 		/* Now qid is genuine qdisc handle consistent
 		 * both with parent and child.

@@ -2058,7 +2059,7 @@ static int tc_ctl_tclass(struct sk_buff *skb, struct nlmsghdr *n,
 			portid = TC_H_MAKE(qid, portid);
 	} else {
 		if (qid == 0)
-			qid = dev->qdisc->handle;
+			qid = rtnl_dereference(dev->qdisc)->handle;
 	}
 
 	/* OK. Locate qdisc */

@@ -2219,7 +2220,8 @@ static int tc_dump_tclass(struct sk_buff *skb, struct netlink_callback *cb)
 	s_t = cb->args[0];
 	t = 0;
 
-	if (tc_dump_tclass_root(dev->qdisc, skb, tcm, cb, &t, s_t, true) < 0)
+	if (tc_dump_tclass_root(rtnl_dereference(dev->qdisc),
+				skb, tcm, cb, &t, s_t, true) < 0)
 		goto done;
 
 	dev_queue = dev_ingress_queue(dev);

index b5005abc84ec..5d5391adb667 100644
@@ -1088,30 +1088,33 @@ static void attach_default_qdiscs(struct net_device *dev)
 	if (!netif_is_multiqueue(dev) ||
 	    dev->priv_flags & IFF_NO_QUEUE) {
 		netdev_for_each_tx_queue(dev, attach_one_default_qdisc, NULL);
-		dev->qdisc = txq->qdisc_sleeping;
-		qdisc_refcount_inc(dev->qdisc);
+		qdisc = txq->qdisc_sleeping;
+		rcu_assign_pointer(dev->qdisc, qdisc);
+		qdisc_refcount_inc(qdisc);
 	} else {
 		qdisc = qdisc_create_dflt(txq, &mq_qdisc_ops, TC_H_ROOT, NULL);
 		if (qdisc) {
-			dev->qdisc = qdisc;
+			rcu_assign_pointer(dev->qdisc, qdisc);
 			qdisc->ops->attach(qdisc);
 		}
 	}
+	qdisc = rtnl_dereference(dev->qdisc);
 
 	/* Detect default qdisc setup/init failed and fallback to "noqueue" */
-	if (dev->qdisc == &noop_qdisc) {
+	if (qdisc == &noop_qdisc) {
 		netdev_warn(dev, "default qdisc (%s) fail, fallback to %s\n",
 			    default_qdisc_ops->id, noqueue_qdisc_ops.id);
 		dev->priv_flags |= IFF_NO_QUEUE;
 		netdev_for_each_tx_queue(dev, attach_one_default_qdisc, NULL);
-		dev->qdisc = txq->qdisc_sleeping;
-		qdisc_refcount_inc(dev->qdisc);
+		qdisc = txq->qdisc_sleeping;
+		rcu_assign_pointer(dev->qdisc, qdisc);
+		qdisc_refcount_inc(qdisc);
 		dev->priv_flags ^= IFF_NO_QUEUE;
 	}
 
 #ifdef CONFIG_NET_SCHED
-	if (dev->qdisc != &noop_qdisc)
-		qdisc_hash_add(dev->qdisc, false);
+	if (qdisc != &noop_qdisc)
+		qdisc_hash_add(qdisc, false);
 #endif
 }
 

@@ -1141,7 +1144,7 @@ void dev_activate(struct net_device *dev)
 	 * and noqueue_qdisc for virtual interfaces
 	 */
 
-	if (dev->qdisc == &noop_qdisc)
+	if (rtnl_dereference(dev->qdisc) == &noop_qdisc)
 		attach_default_qdiscs(dev);
 
 	if (!netif_carrier_ok(dev))

@@ -1306,7 +1309,7 @@ static int qdisc_change_tx_queue_len(struct net_device *dev,
 void dev_qdisc_change_real_num_tx(struct net_device *dev,
 				  unsigned int new_real_tx)
 {
-	struct Qdisc *qdisc = dev->qdisc;
+	struct Qdisc *qdisc = rtnl_dereference(dev->qdisc);
 
 	if (qdisc->ops->change_real_num_tx)
 		qdisc->ops->change_real_num_tx(qdisc, new_real_tx);

@@ -1346,7 +1349,7 @@ static void dev_init_scheduler_queue(struct net_device *dev,
 
 void dev_init_scheduler(struct net_device *dev)
 {
-	dev->qdisc = &noop_qdisc;
+	rcu_assign_pointer(dev->qdisc, &noop_qdisc);
 	netdev_for_each_tx_queue(dev, dev_init_scheduler_queue, &noop_qdisc);
 	if (dev_ingress_queue(dev))
 		dev_init_scheduler_queue(dev, dev_ingress_queue(dev), &noop_qdisc);

@@ -1374,8 +1377,8 @@ void dev_shutdown(struct net_device *dev)
 	netdev_for_each_tx_queue(dev, shutdown_scheduler_queue, &noop_qdisc);
 	if (dev_ingress_queue(dev))
 		shutdown_scheduler_queue(dev, dev_ingress_queue(dev), &noop_qdisc);
-	qdisc_put(dev->qdisc);
-	dev->qdisc = &noop_qdisc;
+	qdisc_put(rtnl_dereference(dev->qdisc));
+	rcu_assign_pointer(dev->qdisc, &noop_qdisc);
 
 	WARN_ON(timer_pending(&dev->watchdog_timer));
 }

index 25554260a593..dcc1992b14d7 100644
@@ -449,6 +449,7 @@ static int rpcrdma_ep_create(struct rpcrdma_xprt *r_xprt)
 					      IB_POLL_WORKQUEUE);
 	if (IS_ERR(ep->re_attr.send_cq)) {
 		rc = PTR_ERR(ep->re_attr.send_cq);
+		ep->re_attr.send_cq = NULL;
 		goto out_destroy;
 	}
 

@@ -457,6 +458,7 @@ static int rpcrdma_ep_create(struct rpcrdma_xprt *r_xprt)
 					      IB_POLL_WORKQUEUE);
 	if (IS_ERR(ep->re_attr.recv_cq)) {
 		rc = PTR_ERR(ep->re_attr.recv_cq);
+		ep->re_attr.recv_cq = NULL;
 		goto out_destroy;
 	}
 	ep->re_receive_count = 0;

@@ -495,6 +497,7 @@ static int rpcrdma_ep_create(struct rpcrdma_xprt *r_xprt)
 	ep->re_pd = ib_alloc_pd(device, 0);
 	if (IS_ERR(ep->re_pd)) {
 		rc = PTR_ERR(ep->re_pd);
+		ep->re_pd = NULL;
 		goto out_destroy;
 	}
 

index 7fe36dbcbe18..005aa701f4d5 100644
@@ -1357,6 +1357,7 @@ static int vsock_stream_connect(struct socket *sock, struct sockaddr *addr,
 			sk->sk_state = sk->sk_state == TCP_ESTABLISHED ? TCP_CLOSING : TCP_CLOSE;
 			sock->state = SS_UNCONNECTED;
 			vsock_transport_cancel_pkt(vsk);
+			vsock_remove_connected(vsk);
 			goto out_wait;
 		} else if (timeout == 0) {
 			err = -ETIMEDOUT;

index a39d93e3c6ae..867b06c6d279 100644
@@ -968,14 +968,19 @@ static int conf_write_dep(const char *name)
 
 static int conf_touch_deps(void)
 {
-	const char *name;
+	const char *name, *tmp;
 	struct symbol *sym;
 	int res, i;
 
-	strcpy(depfile_path, "include/config/");
-	depfile_prefix_len = strlen(depfile_path);
-
 	name = conf_get_autoconfig_name();
+	tmp = strrchr(name, '/');
+	depfile_prefix_len = tmp ? tmp - name + 1 : 0;
+	if (depfile_prefix_len + 1 > sizeof(depfile_path))
+		return -1;
+
+	strncpy(depfile_path, name, depfile_prefix_len);
+	depfile_path[depfile_prefix_len] = 0;
+
 	conf_read_simple(name, S_DEF_AUTO);
 	sym_calc_value(modules_sym);
 

index 0590f86df6e4..748da578b418 100644
@@ -141,7 +141,7 @@ static char *do_lineno(int argc, char *argv[])
 static char *do_shell(int argc, char *argv[])
 {
 	FILE *p;
-	char buf[256];
+	char buf[4096];
 	char *cmd;
 	size_t nread;
 	int i;

index 3cc936f2cbf8..600ea241ead7 100644
@@ -1652,6 +1652,7 @@ static const struct snd_pci_quirk probe_mask_list[] = {
 	/* forced codec slots */
 	SND_PCI_QUIRK(0x1043, 0x1262, "ASUS W5Fm", 0x103),
 	SND_PCI_QUIRK(0x1046, 0x1262, "ASUS W5F", 0x103),
+	SND_PCI_QUIRK(0x1558, 0x0351, "Schenker Dock 15", 0x105),
 	/* WinFast VP200 H (Teradici) user reported broken communication */
 	SND_PCI_QUIRK(0x3a21, 0x040d, "WinFast VP200 H", 0x101),
 	{}

@@ -1837,8 +1838,6 @@ static int azx_create(struct snd_card *card, struct pci_dev *pci,
 
 	assign_position_fix(chip, check_position_fix(chip, position_fix[dev]));
 
-	check_probe_mask(chip, dev);
-
 	if (single_cmd < 0) /* allow fallback to single_cmd at errors */
 		chip->fallback_to_single_cmd = 1;
 	else /* explicitly set to single_cmd or not */

@@ -1866,6 +1865,8 @@ static int azx_create(struct snd_card *card, struct pci_dev *pci,
 		chip->bus.core.needs_damn_long_delay = 1;
 	}
 
+	check_probe_mask(chip, dev);
+
 	err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops);
 	if (err < 0) {
 		dev_err(card->dev, "Error creating device [card]!\n");

index aef017ba0070..ed0cfcb05ef0 100644
@@ -134,6 +134,22 @@ struct alc_spec {
  * COEF access helper functions
  */
 
+static void coef_mutex_lock(struct hda_codec *codec)
+{
+	struct alc_spec *spec = codec->spec;
+
+	snd_hda_power_up_pm(codec);
+	mutex_lock(&spec->coef_mutex);
+}
+
+static void coef_mutex_unlock(struct hda_codec *codec)
+{
+	struct alc_spec *spec = codec->spec;
+
+	mutex_unlock(&spec->coef_mutex);
+	snd_hda_power_down_pm(codec);
+}
+
 static int __alc_read_coefex_idx(struct hda_codec *codec, hda_nid_t nid,
 				 unsigned int coef_idx)
 {

@@ -147,12 +163,11 @@ static int __alc_read_coefex_idx(struct hda_codec *codec, hda_nid_t nid,
 static int alc_read_coefex_idx(struct hda_codec *codec, hda_nid_t nid,
 			       unsigned int coef_idx)
 {
-	struct alc_spec *spec = codec->spec;
 	unsigned int val;
 
-	mutex_lock(&spec->coef_mutex);
+	coef_mutex_lock(codec);
 	val = __alc_read_coefex_idx(codec, nid, coef_idx);
-	mutex_unlock(&spec->coef_mutex);
+	coef_mutex_unlock(codec);
 	return val;
 }
 

@@ -169,11 +184,9 @@ static void __alc_write_coefex_idx(struct hda_codec *codec, hda_nid_t nid,
 static void alc_write_coefex_idx(struct hda_codec *codec, hda_nid_t nid,
 				 unsigned int coef_idx, unsigned int coef_val)
 {
-	struct alc_spec *spec = codec->spec;
-
-	mutex_lock(&spec->coef_mutex);
+	coef_mutex_lock(codec);
 	__alc_write_coefex_idx(codec, nid, coef_idx, coef_val);
-	mutex_unlock(&spec->coef_mutex);
+	coef_mutex_unlock(codec);
 }
 
 #define alc_write_coef_idx(codec, coef_idx, coef_val) \

@@ -194,11 +207,9 @@ static void alc_update_coefex_idx(struct hda_codec *codec, hda_nid_t nid,
 				  unsigned int coef_idx, unsigned int mask,
 				  unsigned int bits_set)
 {
-	struct alc_spec *spec = codec->spec;
-
-	mutex_lock(&spec->coef_mutex);
+	coef_mutex_lock(codec);
 	__alc_update_coefex_idx(codec, nid, coef_idx, mask, bits_set);
-	mutex_unlock(&spec->coef_mutex);
+	coef_mutex_unlock(codec);
 }
 
 #define alc_update_coef_idx(codec, coef_idx, mask, bits_set)	\

@@ -231,9 +242,7 @@ struct coef_fw {
 static void alc_process_coef_fw(struct hda_codec *codec,
 				const struct coef_fw *fw)
 {
-	struct alc_spec *spec = codec->spec;
-
-	mutex_lock(&spec->coef_mutex);
+	coef_mutex_lock(codec);
 	for (; fw->nid; fw++) {
 		if (fw->mask == (unsigned short)-1)
 			__alc_write_coefex_idx(codec, fw->nid, fw->idx, fw->val);

@@ -241,7 +250,7 @@ static void alc_process_coef_fw(struct hda_codec *codec,
 			__alc_update_coefex_idx(codec, fw->nid, fw->idx,
 						fw->mask, fw->val);
 	}
-	mutex_unlock(&spec->coef_mutex);
+	coef_mutex_unlock(codec);
 }
 
 /*

@@ -8948,6 +8957,7 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
 	SND_PCI_QUIRK(0x17aa, 0x3824, "Legion Y9000X 2020", ALC285_FIXUP_LEGION_Y9000X_SPEAKERS),
 	SND_PCI_QUIRK(0x17aa, 0x3827, "Ideapad S740", ALC285_FIXUP_IDEAPAD_S740_COEF),
 	SND_PCI_QUIRK(0x17aa, 0x3834, "Lenovo IdeaPad Slim 9i 14ITL5", ALC287_FIXUP_YOGA7_14ITL_SPEAKERS),
+	SND_PCI_QUIRK(0x17aa, 0x383d, "Legion Y9000X 2019", ALC285_FIXUP_LEGION_Y9000X_SPEAKERS),
 	SND_PCI_QUIRK(0x17aa, 0x3843, "Yoga 9i", ALC287_FIXUP_IDEAPAD_BASS_SPK_AMP),
 	SND_PCI_QUIRK(0x17aa, 0x384a, "Lenovo Yoga 7 15ITL5", ALC287_FIXUP_YOGA7_14ITL_SPEAKERS),
 	SND_PCI_QUIRK(0x17aa, 0x3852, "Lenovo Yoga 7 14ITL5", ALC287_FIXUP_YOGA7_14ITL_SPEAKERS),

index 61c3238bc265..315fd9d971c8 100644
@@ -38,10 +38,12 @@ static void tas2770_reset(struct tas2770_priv *tas2770)
 		gpiod_set_value_cansleep(tas2770->reset_gpio, 0);
 		msleep(20);
 		gpiod_set_value_cansleep(tas2770->reset_gpio, 1);
+		usleep_range(1000, 2000);
 	}
 
 	snd_soc_component_write(tas2770->component, TAS2770_SW_RST,
 		TAS2770_RST);
+	usleep_range(1000, 2000);
 }
 
 static int tas2770_set_bias_level(struct snd_soc_component *component,

@@ -110,6 +112,7 @@ static int tas2770_codec_resume(struct snd_soc_component *component)
 
 	if (tas2770->sdz_gpio) {
 		gpiod_set_value_cansleep(tas2770->sdz_gpio, 1);
+		usleep_range(1000, 2000);
 	} else {
 		ret = snd_soc_component_update_bits(component, TAS2770_PWR_CTRL,
 						    TAS2770_PWR_CTRL_MASK,

@@ -510,8 +513,10 @@ static int tas2770_codec_probe(struct snd_soc_component *component)
 
 	tas2770->component = component;
 
-	if (tas2770->sdz_gpio)
+	if (tas2770->sdz_gpio) {
 		gpiod_set_value_cansleep(tas2770->sdz_gpio, 1);
+		usleep_range(1000, 2000);
+	}
 
 	tas2770_reset(tas2770);
 

index f24f7354f46f..caa8d45ebb20 100644
@@ -308,7 +308,7 @@ int snd_soc_put_volsw(struct snd_kcontrol *kcontrol,
 	unsigned int sign_bit = mc->sign_bit;
 	unsigned int mask = (1 << fls(max)) - 1;
 	unsigned int invert = mc->invert;
-	int err;
+	int err, ret;
 	bool type_2r = false;
 	unsigned int val2 = 0;
 	unsigned int val, val_mask;

@@ -350,12 +350,18 @@ int snd_soc_put_volsw(struct snd_kcontrol *kcontrol,
 	err = snd_soc_component_update_bits(component, reg, val_mask, val);
 	if (err < 0)
 		return err;
+	ret = err;
 
-	if (type_2r)
+	if (type_2r) {
 		err = snd_soc_component_update_bits(component, reg2, val_mask,
-			val2);
+						    val2);
+		/* Don't discard any error code or drop change flag */
+		if (ret == 0 || err < 0) {
+			ret = err;
+		}
+	}
 
-	return err;
+	return ret;
 }
 EXPORT_SYMBOL_GPL(snd_soc_put_volsw);
 

@@ -504,7 +510,7 @@ int snd_soc_put_volsw_range(struct snd_kcontrol *kcontrol,
 	unsigned int mask = (1 << fls(max)) - 1;
 	unsigned int invert = mc->invert;
 	unsigned int val, val_mask;
-	int ret;
+	int err, ret;
 
 	if (invert)
 		val = (max - ucontrol->value.integer.value[0]) & mask;

@@ -513,9 +519,10 @@ int snd_soc_put_volsw_range(struct snd_kcontrol *kcontrol,
 	val_mask = mask << shift;
 	val = val << shift;
 
-	ret = snd_soc_component_update_bits(component, reg, val_mask, val);
-	if (ret < 0)
-		return ret;
+	err = snd_soc_component_update_bits(component, reg, val_mask, val);
+	if (err < 0)
+		return err;
+	ret = err;
 
 	if (snd_soc_volsw_is_stereo(mc)) {
 		if (invert)

@@ -525,8 +532,12 @@ int snd_soc_put_volsw_range(struct snd_kcontrol *kcontrol,
 		val_mask = mask << shift;
 		val = val << shift;
 
-		ret = snd_soc_component_update_bits(component, rreg, val_mask,
+		err = snd_soc_component_update_bits(component, rreg, val_mask,
 			val);
+		/* Don't discard any error code or drop change flag */
+		if (ret == 0 || err < 0) {
+			ret = err;
+		}
 	}
 
 	return ret;

index 794a375dad36..b2aec04fce8f 100644
@@ -50,15 +50,8 @@ static NORETURN inline void die(const char *err, ...)
 static inline void *xrealloc(void *ptr, size_t size)
 {
 	void *ret = realloc(ptr, size);
-	if (!ret && !size)
-		ret = realloc(ptr, 1);
-	if (!ret) {
-		ret = realloc(ptr, size);
-		if (!ret && !size)
-			ret = realloc(ptr, 1);
-		if (!ret)
-			die("Out of memory, realloc failed");
-	}
+	if (!ret)
+		die("Out of memory, realloc failed");
 	return ret;
 }
 

index 0374adcb223c..ac99c0764bee 100644
@@ -1215,9 +1215,10 @@ bpf__obj_config_map(struct bpf_object *obj,
 	pr_debug("ERROR: Invalid map config option '%s'\n", map_opt);
 	err = -BPF_LOADER_ERRNO__OBJCONF_MAP_OPT;
 out:
-	free(map_name);
 	if (!err)
 		*key_scan_pos += strlen(map_opt);
+
+	free(map_name);
 	return err;
 }
 

index 076cf4325f78..cd4582129c7d 100644
@@ -126,8 +126,6 @@ static void test_clone3(uint64_t flags, size_t size, int expected,
 
 int main(int argc, char *argv[])
 {
-	pid_t pid;
-
 	uid_t uid = getuid();
 
 	ksft_print_header();

index 5ecb9718e161..3e7b2e521cde 100644
@@ -871,7 +871,8 @@ static void __timeout_handler(int sig, siginfo_t *info, void *ucontext)
 	}
 
 	t->timed_out = true;
-	kill(t->pid, SIGKILL);
+	// signal process group
+	kill(-(t->pid), SIGKILL);
 }
 
 void __wait_for_test(struct __test_metadata *t)

@@ -981,6 +982,7 @@ void __run_test(struct __fixture_metadata *f,
 		ksft_print_msg("ERROR SPAWNING TEST CHILD\n");
 		t->passed = 0;
 	} else if (t->pid == 0) {
+		setpgrp();
 		t->fn(t, variant);
 		if (t->skip)
 			_exit(255);

index 5a1e85ff5d32..2cf6f2f277ab 100644
@@ -208,15 +208,21 @@ TEST(check_file_mmap)
 
 	errno = 0;
 	fd = open(".", O_TMPFILE | O_RDWR, 0600);
-	ASSERT_NE(-1, fd) {
-		TH_LOG("Can't create temporary file: %s",
-			strerror(errno));
+	if (fd < 0) {
+		ASSERT_EQ(errno, EOPNOTSUPP) {
+			TH_LOG("Can't create temporary file: %s",
+			       strerror(errno));
+		}
+		SKIP(goto out_free, "O_TMPFILE not supported by filesystem.");
 	}
 	errno = 0;
 	retval = fallocate(fd, 0, 0, FILE_SIZE);
-	ASSERT_EQ(0, retval) {
-		TH_LOG("Error allocating space for the temporary file: %s",
-			strerror(errno));
+	if (retval) {
+		ASSERT_EQ(errno, EOPNOTSUPP) {
+			TH_LOG("Error allocating space for the temporary file: %s",
+			       strerror(errno));
+		}
+		SKIP(goto out_close, "fallocate not supported by filesystem.");
 	}
 
 	/*

@@ -272,7 +278,9 @@ TEST(check_file_mmap)
 	}
 
 	munmap(addr, FILE_SIZE);
+out_close:
 	close(fd);
+out_free:
 	free(vec);
 }
 

index a6ea27344db2..7056340b9339 100644
@@ -9,6 +9,7 @@
 
 #define _GNU_SOURCE
 #include <stdint.h>
+#include <stdbool.h>
 #include <errno.h>
 #include <linux/types.h>
 #include "../kselftest.h"

@@ -62,11 +63,12 @@ bool needs_openat2(const struct open_how *how);
 					(similar to chroot(2)). */
 #endif /* RESOLVE_IN_ROOT */
 
-#define E_func(func, ...)						\
-	do {								\
-		if (func(__VA_ARGS__) < 0)				\
-			ksft_exit_fail_msg("%s:%d %s failed\n", \
-					   __FILE__, __LINE__, #func);\
+#define E_func(func, ...)						      \
+	do {								      \
+		errno = 0;						      \
+		if (func(__VA_ARGS__) < 0)				      \
+			ksft_exit_fail_msg("%s:%d %s failed - errno:%d\n",    \
+					   __FILE__, __LINE__, #func, errno); \
 	} while (0)
 
 #define E_asprintf(...)		E_func(asprintf,	__VA_ARGS__)

index b386367c606b..453152b58e7f 100644
@@ -244,6 +244,16 @@ void test_openat2_flags(void)
 		unlink(path);
 
 		fd = sys_openat2(AT_FDCWD, path, &test->how);
+		if (fd < 0 && fd == -EOPNOTSUPP) {
+			/*
+			 * Skip the testcase if it failed because not supported
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