Linux 6.1.55

index 054e9199f30d..dc0fb7a81371 100644
@@ -626,7 +626,7 @@ int hw_breakpoint_arch_parse(struct perf_event *bp,
 	hw->address &= ~alignment_mask;
 	hw->ctrl.len <<= offset;
 
-	if (is_default_overflow_handler(bp)) {
+	if (uses_default_overflow_handler(bp)) {
 		/*
 		 * Mismatch breakpoints are required for single-stepping
 		 * breakpoints.

@@ -798,7 +798,7 @@ static void watchpoint_handler(unsigned long addr, unsigned int fsr,
 		 * Otherwise, insert a temporary mismatch breakpoint so that
 		 * we can single-step over the watchpoint trigger.
 		 */
-		if (!is_default_overflow_handler(wp))
+		if (!uses_default_overflow_handler(wp))
 			continue;
 step:
 		enable_single_step(wp, instruction_pointer(regs));

@@ -811,7 +811,7 @@ static void watchpoint_handler(unsigned long addr, unsigned int fsr,
 		info->trigger = addr;
 		pr_debug("watchpoint fired: address = 0x%x\n", info->trigger);
 		perf_bp_event(wp, regs);
-		if (is_default_overflow_handler(wp))
+		if (uses_default_overflow_handler(wp))
 			enable_single_step(wp, instruction_pointer(regs));
 	}
 

@@ -886,7 +886,7 @@ static void breakpoint_handler(unsigned long unknown, struct pt_regs *regs)
 			info->trigger = addr;
 			pr_debug("breakpoint fired: address = 0x%x\n", addr);
 			perf_bp_event(bp, regs);
-			if (is_default_overflow_handler(bp))
+			if (uses_default_overflow_handler(bp))
 				enable_single_step(bp, addr);
 			goto unlock;
 		}

index f567032a09c0..6d1938d1b4df 100644
@@ -92,16 +92,28 @@ void machine_crash_nonpanic_core(void *unused)
 	}
 }
 
+static DEFINE_PER_CPU(call_single_data_t, cpu_stop_csd) =
+	CSD_INIT(machine_crash_nonpanic_core, NULL);
+
 void crash_smp_send_stop(void)
 {
 	static int cpus_stopped;
 	unsigned long msecs;
+	call_single_data_t *csd;
+	int cpu, this_cpu = raw_smp_processor_id();
 
 	if (cpus_stopped)
 		return;
 
 	atomic_set(&waiting_for_crash_ipi, num_online_cpus() - 1);
-	smp_call_function(machine_crash_nonpanic_core, NULL, false);
+	for_each_online_cpu(cpu) {
+		if (cpu == this_cpu)
+			continue;
+
+		csd = &per_cpu(cpu_stop_csd, cpu);
+		smp_call_function_single_async(cpu, csd);
+	}
+
 	msecs = 1000; /* Wait at most a second for the other cpus to stop */
 	while ((atomic_read(&waiting_for_crash_ipi) > 0) && msecs) {
 		mdelay(1);

index b29a311bb055..9659a9555c63 100644
@@ -654,7 +654,7 @@ static int breakpoint_handler(unsigned long unused, unsigned long esr,
 		perf_bp_event(bp, regs);
 
 		/* Do we need to handle the stepping? */
-		if (is_default_overflow_handler(bp))
+		if (uses_default_overflow_handler(bp))
 			step = 1;
 unlock:
 		rcu_read_unlock();

@@ -733,7 +733,7 @@ static u64 get_distance_from_watchpoint(unsigned long addr, u64 val,
 static int watchpoint_report(struct perf_event *wp, unsigned long addr,
 			     struct pt_regs *regs)
 {
-	int step = is_default_overflow_handler(wp);
+	int step = uses_default_overflow_handler(wp);
 	struct arch_hw_breakpoint *info = counter_arch_bp(wp);
 
 	info->trigger = addr;

index a870cada7acd..ed5fc70b7353 100644
@@ -455,6 +455,7 @@ static int __init ibmebus_bus_init(void)
 	if (err) {
 		printk(KERN_WARNING "%s: device_register returned %i\n",
 		       __func__, err);
+		put_device(&ibmebus_bus_device);
 		bus_unregister(&ibmebus_bus_type);
 
 		return err;

index c08bb5c3b385..b3b96ff46d19 100644
@@ -98,7 +98,13 @@ static int elf_find_pbase(struct kimage *image, unsigned long kernel_len,
 	kbuf.image = image;
 	kbuf.buf_min = lowest_paddr;
 	kbuf.buf_max = ULONG_MAX;
-	kbuf.buf_align = PAGE_SIZE;
+
+	/*
+	 * Current riscv boot protocol requires 2MB alignment for
+	 * RV64 and 4MB alignment for RV32
+	 *
+	 */
+	kbuf.buf_align = PMD_SIZE;
 	kbuf.mem = KEXEC_BUF_MEM_UNKNOWN;
 	kbuf.memsz = ALIGN(kernel_len, PAGE_SIZE);
 	kbuf.top_down = false;

index 321a5011042d..b4155273df89 100644
@@ -67,6 +67,14 @@ static void *alloc_pgt_page(void *context)
 		return NULL;
 	}
 
+	/* Consumed more tables than expected? */
+	if (pages->pgt_buf_offset == BOOT_PGT_SIZE_WARN) {
+		debug_putstr("pgt_buf running low in " __FILE__ "\n");
+		debug_putstr("Need to raise BOOT_PGT_SIZE?\n");
+		debug_putaddr(pages->pgt_buf_offset);
+		debug_putaddr(pages->pgt_buf_size);
+	}
+
 	entry = pages->pgt_buf + pages->pgt_buf_offset;
 	pages->pgt_buf_offset += PAGE_SIZE;
 

54 lines not on this page · raw message

index f484d656d34e..3a0282a6a55d 100644
@@ -8,6 +8,14 @@
 #undef notrace
 #define notrace __attribute__((no_instrument_function))
 
+#ifdef CONFIG_64BIT
+/*
+ * The generic version tends to create spurious ENDBR instructions under
+ * certain conditions.
+ */
+#define _THIS_IP_ ({ unsigned long __here; asm ("lea 0(%%rip), %0" : "=r" (__here)); __here; })
+#endif
+
 #ifdef CONFIG_X86_32
 #define asmlinkage CPP_ASMLINKAGE __attribute__((regparm(0)))
 #endif /* CONFIG_X86_32 */

index 91ffee6fc8cb..4533eb491661 100644
@@ -124,23 +124,18 @@ int bio_integrity_add_page(struct bio *bio, struct page *page,
 			   unsigned int len, unsigned int offset)
 {
 	struct bio_integrity_payload *bip = bio_integrity(bio);
-	struct bio_vec *iv;
 
 	if (bip->bip_vcnt >= bip->bip_max_vcnt) {
 		printk(KERN_ERR "%s: bip_vec full\n", __func__);
 		return 0;
 	}
 
-	iv = bip->bip_vec + bip->bip_vcnt;
-
 	if (bip->bip_vcnt &&
 	    bvec_gap_to_prev(&bdev_get_queue(bio->bi_bdev)->limits,
 			     &bip->bip_vec[bip->bip_vcnt - 1], offset))
 		return 0;
 
-	iv->bv_page = page;
-	iv->bv_len = len;
-	iv->bv_offset = offset;
+	bvec_set_page(&bip->bip_vec[bip->bip_vcnt], page, len, offset);
 	bip->bip_vcnt++;
 
 	return len;

index d5cd825d6efc..9ec72a78f114 100644
@@ -976,10 +976,7 @@ int bio_add_hw_page(struct request_queue *q, struct bio *bio,
 	if (bio->bi_vcnt >= queue_max_segments(q))
 		return 0;
 
-	bvec = &bio->bi_io_vec[bio->bi_vcnt];
-	bvec->bv_page = page;
-	bvec->bv_len = len;
-	bvec->bv_offset = offset;
+	bvec_set_page(&bio->bi_io_vec[bio->bi_vcnt], page, len, offset);
 	bio->bi_vcnt++;
 	bio->bi_iter.bi_size += len;
 	return len;

@@ -1055,15 +1052,10 @@ EXPORT_SYMBOL_GPL(bio_add_zone_append_page);
 void __bio_add_page(struct bio *bio, struct page *page,
 		unsigned int len, unsigned int off)
 {
-	struct bio_vec *bv = &bio->bi_io_vec[bio->bi_vcnt];
-
 	WARN_ON_ONCE(bio_flagged(bio, BIO_CLONED));
 	WARN_ON_ONCE(bio_full(bio, len));
 
-	bv->bv_page = page;
-	bv->bv_offset = off;
-	bv->bv_len = len;
-
+	bvec_set_page(&bio->bi_io_vec[bio->bi_vcnt], page, len, off);
 	bio->bi_iter.bi_size += len;
 	bio->bi_vcnt++;
 }

index 8d59a66b6525..fb8892ed179f 100644
@@ -357,10 +357,10 @@ static int lrw_create(struct crypto_template *tmpl, struct rtattr **tb)
 	 * cipher name.
 	 */
 	if (!strncmp(cipher_name, "ecb(", 4)) {
-		unsigned len;
+		int len;
 
-		len = strlcpy(ecb_name, cipher_name + 4, sizeof(ecb_name));
-		if (len < 2 || len >= sizeof(ecb_name))
+		len = strscpy(ecb_name, cipher_name + 4, sizeof(ecb_name));
+		if (len < 2)
 			goto err_free_inst;
 
 		if (ecb_name[len - 1] != ')')

index de6cbcf69bbd..b05020657cdc 100644
@@ -396,10 +396,10 @@ static int xts_create(struct crypto_template *tmpl, struct rtattr **tb)
 	 * cipher name.
 	 */
 	if (!strncmp(cipher_name, "ecb(", 4)) {
-		unsigned len;
+		int len;
 
-		len = strlcpy(ctx->name, cipher_name + 4, sizeof(ctx->name));
-		if (len < 2 || len >= sizeof(ctx->name))
+		len = strscpy(ctx->name, cipher_name + 4, sizeof(ctx->name));
+		if (len < 2)
 			goto err_free_inst;
 
 		if (ctx->name[len - 1] != ')')

index bef69e87a0a2..8c34c0ffb1d9 100644
@@ -603,7 +603,7 @@ const struct acpi_opcode_info acpi_gbl_aml_op_info[AML_NUM_OPCODES] = {
 
 /* 7E */ ACPI_OP("Timer", ARGP_TIMER_OP, ARGI_TIMER_OP, ACPI_TYPE_ANY,
 			 AML_CLASS_EXECUTE, AML_TYPE_EXEC_0A_0T_1R,
-			 AML_FLAGS_EXEC_0A_0T_1R),
+			 AML_FLAGS_EXEC_0A_0T_1R | AML_NO_OPERAND_RESOLVE),
 
 /* ACPI 5.0 opcodes */
 

index 2e1cae53536f..3a6cf5675e60 100644
@@ -1699,7 +1699,10 @@ static void __init arm_smmu_v3_pmcg_init_resources(struct resource *res,
 static struct acpi_platform_list pmcg_plat_info[] __initdata = {
 	/* HiSilicon Hip08 Platform */
 	{"HISI  ", "HIP08   ", 0, ACPI_SIG_IORT, greater_than_or_equal,
-	 "Erratum #162001800", IORT_SMMU_V3_PMCG_HISI_HIP08},
+	 "Erratum #162001800, Erratum #162001900", IORT_SMMU_V3_PMCG_HISI_HIP08},
+	/* HiSilicon Hip09 Platform */
+	{"HISI  ", "HIP09   ", 0, ACPI_SIG_IORT, greater_than_or_equal,
+	 "Erratum #162001900", IORT_SMMU_V3_PMCG_HISI_HIP09},
 	{ }
 };
 

index 707d6811615b..073d26ddb6c2 100644
@@ -443,6 +443,15 @@ static const struct dmi_system_id video_detect_dmi_table[] = {
 		DMI_MATCH(DMI_BOARD_NAME, "Lenovo IdeaPad S405"),
 		},
 	},
+	{
+	 /* https://bugzilla.suse.com/show_bug.cgi?id=1208724 */
+	 .callback = video_detect_force_native,
+	 /* Lenovo Ideapad Z470 */
+	 .matches = {
+		DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
+		DMI_MATCH(DMI_PRODUCT_VERSION, "IdeaPad Z470"),
+		},
+	},
 	{
 	 /* https://bugzilla.redhat.com/show_bug.cgi?id=1187004 */
 	 .callback = video_detect_force_native,

index ec84da6cc1bf..5510657d4be8 100644
@@ -112,6 +112,12 @@ static void lpi_device_get_constraints_amd(void)
 		union acpi_object *package = &out_obj->package.elements[i];
 
 		if (package->type == ACPI_TYPE_PACKAGE) {
+			if (lpi_constraints_table) {
+				acpi_handle_err(lps0_device_handle,
+						"Duplicate constraints list\n");
+				goto free_acpi_buffer;
+			}
+
 			lpi_constraints_table = kcalloc(package->package.count,
 							sizeof(*lpi_constraints_table),
 							GFP_KERNEL);

index 1645335b8d2d..805645efb3cc 100644
@@ -1884,6 +1884,15 @@ static int ahci_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
 	else
 		dev_info(&pdev->dev, "SSS flag set, parallel bus scan disabled\n");
 
+	if (!(hpriv->cap & HOST_CAP_PART))
+		host->flags |= ATA_HOST_NO_PART;
+
+	if (!(hpriv->cap & HOST_CAP_SSC))
+		host->flags |= ATA_HOST_NO_SSC;
+
+	if (!(hpriv->cap2 & HOST_CAP2_SDS))
+		host->flags |= ATA_HOST_NO_DEVSLP;
+
 	if (pi.flags & ATA_FLAG_EM)
 		ahci_reset_em(host);
 

index 954386a2b500..1b1671c027cd 100644
@@ -1255,6 +1255,26 @@ static ssize_t ahci_activity_show(struct ata_device *dev, char *buf)
 	return sprintf(buf, "%d\n", emp->blink_policy);
 }
 
+static void ahci_port_clear_pending_irq(struct ata_port *ap)
+{
+	struct ahci_host_priv *hpriv = ap->host->private_data;
+	void __iomem *port_mmio = ahci_port_base(ap);
+	u32 tmp;
+
+	/* clear SError */
+	tmp = readl(port_mmio + PORT_SCR_ERR);
+	dev_dbg(ap->host->dev, "PORT_SCR_ERR 0x%x\n", tmp);
+	writel(tmp, port_mmio + PORT_SCR_ERR);
+
+	/* clear port IRQ */
+	tmp = readl(port_mmio + PORT_IRQ_STAT);
+	dev_dbg(ap->host->dev, "PORT_IRQ_STAT 0x%x\n", tmp);
+	if (tmp)
+		writel(tmp, port_mmio + PORT_IRQ_STAT);
+
+	writel(1 << ap->port_no, hpriv->mmio + HOST_IRQ_STAT);
+}
+
 static void ahci_port_init(struct device *dev, struct ata_port *ap,
 			   int port_no, void __iomem *mmio,
 			   void __iomem *port_mmio)

@@ -1269,18 +1289,7 @@ static void ahci_port_init(struct device *dev, struct ata_port *ap,
 	if (rc)
 		dev_warn(dev, "%s (%d)\n", emsg, rc);
 
-	/* clear SError */
-	tmp = readl(port_mmio + PORT_SCR_ERR);
-	dev_dbg(dev, "PORT_SCR_ERR 0x%x\n", tmp);
-	writel(tmp, port_mmio + PORT_SCR_ERR);
-
-	/* clear port IRQ */
-	tmp = readl(port_mmio + PORT_IRQ_STAT);
-	dev_dbg(dev, "PORT_IRQ_STAT 0x%x\n", tmp);
-	if (tmp)
-		writel(tmp, port_mmio + PORT_IRQ_STAT);
-
-	writel(1 << port_no, mmio + HOST_IRQ_STAT);
+	ahci_port_clear_pending_irq(ap);
 
 	/* mark esata ports */
 	tmp = readl(port_mmio + PORT_CMD);

@@ -1601,6 +1610,8 @@ int ahci_do_hardreset(struct ata_link *link, unsigned int *class,
 	tf.status = ATA_BUSY;
 	ata_tf_to_fis(&tf, 0, 0, d2h_fis);
 
+	ahci_port_clear_pending_irq(ap);
+
 	rc = sata_link_hardreset(link, timing, deadline, online,
 				 ahci_check_ready);
 

index fd4dccc25389..71a00842eb5e 100644
@@ -394,10 +394,23 @@ int sata_link_scr_lpm(struct ata_link *link, enum ata_lpm_policy policy,
 	case ATA_LPM_MED_POWER_WITH_DIPM:
 	case ATA_LPM_MIN_POWER_WITH_PARTIAL:
 	case ATA_LPM_MIN_POWER:
-		if (ata_link_nr_enabled(link) > 0)
-			/* no restrictions on LPM transitions */
+		if (ata_link_nr_enabled(link) > 0) {
+			/* assume no restrictions on LPM transitions */
 			scontrol &= ~(0x7 << 8);
-		else {
+
+			/*
+			 * If the controller does not support partial, slumber,
+			 * or devsleep, then disallow these transitions.
+			 */
+			if (link->ap->host->flags & ATA_HOST_NO_PART)
+				scontrol |= (0x1 << 8);
+
+			if (link->ap->host->flags & ATA_HOST_NO_SSC)
+				scontrol |= (0x2 << 8);
+
+			if (link->ap->host->flags & ATA_HOST_NO_DEVSLP)
+				scontrol |= (0x4 << 8);
+		} else {
 			/* empty port, power off */
 			scontrol &= ~0xf;
 			scontrol |= (0x1 << 2);

index ac36b01cf6d5..ddde1427c90c 100644
@@ -1548,6 +1548,8 @@ static const struct sysc_revision_quirk sysc_revision_quirks[] = {
 		   SYSC_QUIRK_SWSUP_SIDLE | SYSC_QUIRK_LEGACY_IDLE),
 	SYSC_QUIRK("uart", 0, 0x50, 0x54, 0x58, 0x47422e03, 0xffffffff,
 		   SYSC_QUIRK_SWSUP_SIDLE | SYSC_QUIRK_LEGACY_IDLE),
+	SYSC_QUIRK("uart", 0, 0x50, 0x54, 0x58, 0x47424e03, 0xffffffff,
+		   SYSC_QUIRK_SWSUP_SIDLE | SYSC_QUIRK_LEGACY_IDLE),
 
 	/* Quirks that need to be set based on the module address */
 	SYSC_QUIRK("mcpdm", 0x40132000, 0, 0x10, -ENODEV, 0x50000800, 0xffffffff,

index 44f71f2c8cfa..5889d9edaf94 100644
@@ -498,10 +498,17 @@ static int tpm_tis_send_main(struct tpm_chip *chip, const u8 *buf, size_t len)
 	int rc;
 	u32 ordinal;
 	unsigned long dur;
+	unsigned int try;
 
-	rc = tpm_tis_send_data(chip, buf, len);
-	if (rc < 0)
-		return rc;
+	for (try = 0; try < TPM_RETRY; try++) {
+		rc = tpm_tis_send_data(chip, buf, len);
+		if (rc >= 0)
+			/* Data transfer done successfully */
+			break;
+		else if (rc != -EIO)
+			/* Data transfer failed, not recoverable */
+			return rc;
+	}
 
 	rc = tpm_tis_verify_crc(priv, len, buf);
 	if (rc < 0) {

65 lines not on this page · raw message

index 0c962f996aff..c46c6fbd235e 100644
@@ -1266,7 +1266,6 @@ int amdgpu_device_gpu_recover(struct amdgpu_device *adev,
 void amdgpu_device_pci_config_reset(struct amdgpu_device *adev);
 int amdgpu_device_pci_reset(struct amdgpu_device *adev);
 bool amdgpu_device_need_post(struct amdgpu_device *adev);
-bool amdgpu_sg_display_supported(struct amdgpu_device *adev);
 bool amdgpu_device_pcie_dynamic_switching_supported(void);
 bool amdgpu_device_should_use_aspm(struct amdgpu_device *adev);
 bool amdgpu_device_aspm_support_quirk(void);

index 02a112d00d41..462416031564 100644
@@ -120,7 +120,6 @@ static int amdgpu_cs_p1_user_fence(struct amdgpu_cs_parser *p,
 	struct drm_gem_object *gobj;
 	struct amdgpu_bo *bo;
 	unsigned long size;
-	int r;
 
 	gobj = drm_gem_object_lookup(p->filp, data->handle);
 	if (gobj == NULL)

@@ -132,23 +131,14 @@ static int amdgpu_cs_p1_user_fence(struct amdgpu_cs_parser *p,
 	drm_gem_object_put(gobj);
 
 	size = amdgpu_bo_size(bo);
-	if (size != PAGE_SIZE || (data->offset + 8) > size) {
-		r = -EINVAL;
-		goto error_unref;
-	}
+	if (size != PAGE_SIZE || data->offset > (size - 8))
+		return -EINVAL;
 
-	if (amdgpu_ttm_tt_get_usermm(bo->tbo.ttm)) {
-		r = -EINVAL;
-		goto error_unref;
-	}
+	if (amdgpu_ttm_tt_get_usermm(bo->tbo.ttm))
+		return -EINVAL;
 
 	*offset = data->offset;
-
 	return 0;
-
-error_unref:
-	amdgpu_bo_unref(&bo);
-	return r;
 }
 
 static int amdgpu_cs_p1_bo_handles(struct amdgpu_cs_parser *p,

index 9aac9e755609..5f5999cea7d2 100644
@@ -1336,32 +1336,6 @@ bool amdgpu_device_need_post(struct amdgpu_device *adev)
 	return true;
 }
 
-/*
- * On APUs with >= 64GB white flickering has been observed w/ SG enabled.
- * Disable S/G on such systems until we have a proper fix.
- * https://gitlab.freedesktop.org/drm/amd/-/issues/2354
- * https://gitlab.freedesktop.org/drm/amd/-/issues/2735
- */
-bool amdgpu_sg_display_supported(struct amdgpu_device *adev)
-{
-	switch (amdgpu_sg_display) {
-	case -1:
-		break;
-	case 0:
-		return false;
-	case 1:
-		return true;
-	default:
-		return false;
-	}
-	if ((totalram_pages() << (PAGE_SHIFT - 10)) +
-	    (adev->gmc.real_vram_size / 1024) >= 64000000) {
-		DRM_WARN("Disabling S/G due to >=64GB RAM\n");
-		return false;
-	}
-	return true;
-}
-
 /*
  * Intel hosts such as Raptor Lake and Sapphire Rapids don't support dynamic
  * speed switching. Until we have confirmation from Intel that a specific host

index c8e562dcd99d..18274ff5082a 100644
@@ -1265,11 +1265,15 @@ static void mmhub_read_system_context(struct amdgpu_device *adev, struct dc_phy_
 
 	pt_base = amdgpu_gmc_pd_addr(adev->gart.bo);
 
-	page_table_start.high_part = (u32)(adev->gmc.gart_start >> 44) & 0xF;
-	page_table_start.low_part = (u32)(adev->gmc.gart_start >> 12);
-	page_table_end.high_part = (u32)(adev->gmc.gart_end >> 44) & 0xF;
-	page_table_end.low_part = (u32)(adev->gmc.gart_end >> 12);
-	page_table_base.high_part = upper_32_bits(pt_base) & 0xF;
+	page_table_start.high_part = upper_32_bits(adev->gmc.gart_start >>
+						   AMDGPU_GPU_PAGE_SHIFT);
+	page_table_start.low_part = lower_32_bits(adev->gmc.gart_start >>
+						  AMDGPU_GPU_PAGE_SHIFT);
+	page_table_end.high_part = upper_32_bits(adev->gmc.gart_end >>
+						 AMDGPU_GPU_PAGE_SHIFT);
+	page_table_end.low_part = lower_32_bits(adev->gmc.gart_end >>
+						AMDGPU_GPU_PAGE_SHIFT);
+	page_table_base.high_part = upper_32_bits(pt_base);
 	page_table_base.low_part = lower_32_bits(pt_base);
 
 	pa_config->system_aperture.start_addr = (uint64_t)logical_addr_low << 18;

@@ -1634,8 +1638,9 @@ static int amdgpu_dm_init(struct amdgpu_device *adev)
 		}
 		break;
 	}
-	if (init_data.flags.gpu_vm_support)
-		init_data.flags.gpu_vm_support = amdgpu_sg_display_supported(adev);
+	if (init_data.flags.gpu_vm_support &&
+	    (amdgpu_sg_display == 0))
+		init_data.flags.gpu_vm_support = false;
 
 	if (init_data.flags.gpu_vm_support)
 		adev->mode_info.gpu_vm_support = true;

index ffbb739d85b6..8496ff4a25e3 100644
@@ -290,7 +290,8 @@ static void dccg32_set_dpstreamclk(
 	struct dcn_dccg *dccg_dcn = TO_DCN_DCCG(dccg);
 
 	/* set the dtbclk_p source */
-	dccg32_set_dtbclk_p_src(dccg, src, otg_inst);
+	/* always program refclk as DTBCLK. No use-case expected to require DPREFCLK as refclk */
+	dccg32_set_dtbclk_p_src(dccg, DTBCLK0, otg_inst);
 
 	/* enabled to select one of the DTBCLKs for pipe */
 	switch (dp_hpo_inst) {

index ebc04b72b284..9c84561ff3bc 100644
@@ -4133,7 +4133,9 @@ void dml31_ModeSupportAndSystemConfigurationFull(struct display_mode_lib *mode_l
 				}
 				if (v->OutputFormat[k] == dm_420 && v->HActive[k] > DCN31_MAX_FMT_420_BUFFER_WIDTH
 						&& v->ODMCombineEnablePerState[i][k] != dm_odm_combine_mode_4to1) {
-					if (v->HActive[k] / 2 > DCN31_MAX_FMT_420_BUFFER_WIDTH) {
+					if (v->Output[k] == dm_hdmi) {
+						FMTBufferExceeded = true;
+					} else if (v->HActive[k] / 2 > DCN31_MAX_FMT_420_BUFFER_WIDTH) {
 						v->ODMCombineEnablePerState[i][k] = dm_odm_combine_mode_4to1;
 						v->PlaneRequiredDISPCLK = v->PlaneRequiredDISPCLKWithODMCombine4To1;
 

index 4998b211ccac..5b47ccde6424 100644
@@ -4225,7 +4225,9 @@ void dml314_ModeSupportAndSystemConfigurationFull(struct display_mode_lib *mode_
 				}
 				if (v->OutputFormat[k] == dm_420 && v->HActive[k] > DCN314_MAX_FMT_420_BUFFER_WIDTH
 						&& v->ODMCombineEnablePerState[i][k] != dm_odm_combine_mode_4to1) {
-					if (v->HActive[k] / 2 > DCN314_MAX_FMT_420_BUFFER_WIDTH) {
+					if (v->Output[k] == dm_hdmi) {
+						FMTBufferExceeded = true;
+					} else if (v->HActive[k] / 2 > DCN314_MAX_FMT_420_BUFFER_WIDTH) {
 						v->ODMCombineEnablePerState[i][k] = dm_odm_combine_mode_4to1;
 						v->PlaneRequiredDISPCLK = v->PlaneRequiredDISPCLKWithODMCombine4To1;
 

index b53feeaf5cf1..23e4be2ad63f 100644
@@ -3454,6 +3454,7 @@ bool dml32_CalculatePrefetchSchedule(
 	double TimeForFetchingMetaPTE = 0;
 	double TimeForFetchingRowInVBlank = 0;
 	double LinesToRequestPrefetchPixelData = 0;
+	double LinesForPrefetchBandwidth = 0;
 	unsigned int HostVMDynamicLevelsTrips;
 	double  trip_to_mem;
 	double  Tvm_trips;

@@ -3883,11 +3884,15 @@ bool dml32_CalculatePrefetchSchedule(
 			TimeForFetchingMetaPTE = Tvm_oto;
 			TimeForFetchingRowInVBlank = Tr0_oto;
 			*PrefetchBandwidth = prefetch_bw_oto;
+			/* Clamp to oto for bandwidth calculation */
+			LinesForPrefetchBandwidth = dst_y_prefetch_oto;
 		} else {
 			*DestinationLinesForPrefetch = dst_y_prefetch_equ;
 			TimeForFetchingMetaPTE = Tvm_equ;
 			TimeForFetchingRowInVBlank = Tr0_equ;
 			*PrefetchBandwidth = prefetch_bw_equ;
+			/* Clamp to equ for bandwidth calculation */
+			LinesForPrefetchBandwidth = dst_y_prefetch_equ;
 		}
 
 		*DestinationLinesToRequestVMInVBlank = dml_ceil(4.0 * TimeForFetchingMetaPTE / LineTime, 1.0) / 4.0;

@@ -3895,7 +3900,7 @@ bool dml32_CalculatePrefetchSchedule(
 		*DestinationLinesToRequestRowInVBlank =
 				dml_ceil(4.0 * TimeForFetchingRowInVBlank / LineTime, 1.0) / 4.0;
 
-		LinesToRequestPrefetchPixelData = *DestinationLinesForPrefetch -
+		LinesToRequestPrefetchPixelData = LinesForPrefetchBandwidth -
 				*DestinationLinesToRequestVMInVBlank - 2 * *DestinationLinesToRequestRowInVBlank;
 
 #ifdef __DML_VBA_DEBUG__

index 7f4fce1aa998..8db981e7759b 100644
@@ -216,7 +216,7 @@ static int tc358762_probe(struct mipi_dsi_device *dsi)
 	dsi->lanes = 1;
 	dsi->format = MIPI_DSI_FMT_RGB888;
 	dsi->mode_flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_SYNC_PULSE |
-			  MIPI_DSI_MODE_LPM;
+			  MIPI_DSI_MODE_LPM | MIPI_DSI_MODE_VIDEO_HSE;
 
 	ret = tc358762_parse_dt(ctx);
 	if (ret < 0)

index 739e0d40cca6..5ed77e3361fd 100644
@@ -231,6 +231,7 @@ static const struct edid_quirk {
 
 	/* OSVR HDK and HDK2 VR Headsets */
 	EDID_QUIRK('S', 'V', 'R', 0x1019, EDID_QUIRK_NON_DESKTOP),
+	EDID_QUIRK('A', 'U', 'O', 0x1111, EDID_QUIRK_NON_DESKTOP),
 };
 
 /*

index 4153f302de7c..d19e796c2061 100644
@@ -39,13 +39,12 @@ static void exynos_drm_crtc_atomic_disable(struct drm_crtc *crtc,
 	if (exynos_crtc->ops->atomic_disable)
 		exynos_crtc->ops->atomic_disable(exynos_crtc);
 
+	spin_lock_irq(&crtc->dev->event_lock);
 	if (crtc->state->event && !crtc->state->active) {
-		spin_lock_irq(&crtc->dev->event_lock);
 		drm_crtc_send_vblank_event(crtc, crtc->state->event);
-		spin_unlock_irq(&crtc->dev->event_lock);
-
 		crtc->state->event = NULL;
 	}
+	spin_unlock_irq(&crtc->dev->event_lock);
 }
 
 static int exynos_crtc_atomic_check(struct drm_crtc *crtc,

index 4c249939a6c3..395a190274cf 100644
@@ -847,7 +847,7 @@ static int mtk_dp_aux_do_transfer(struct mtk_dp *mtk_dp, bool is_read, u8 cmd,
 		u32 phy_status = mtk_dp_read(mtk_dp, MTK_DP_AUX_P0_3628) &
 				 AUX_RX_PHY_STATE_AUX_TX_P0_MASK;
 		if (phy_status != AUX_RX_PHY_STATE_AUX_TX_P0_RX_IDLE) {
-			drm_err(mtk_dp->drm_dev,
+			dev_err(mtk_dp->dev,
 				"AUX Rx Aux hang, need SW reset\n");
 			return -EIO;
 		}

@@ -2062,7 +2062,7 @@ static ssize_t mtk_dp_aux_transfer(struct drm_dp_aux *mtk_aux,
 		is_read = true;
 		break;
 	default:
-		drm_err(mtk_aux->drm_dev, "invalid aux cmd = %d\n",
+		dev_err(mtk_dp->dev, "invalid aux cmd = %d\n",
 			msg->request);
 		ret = -EINVAL;
 		goto err;

@@ -2078,7 +2078,7 @@ static ssize_t mtk_dp_aux_transfer(struct drm_dp_aux *mtk_aux,
 					     to_access, &msg->reply);
 
 		if (ret) {
-			drm_info(mtk_dp->drm_dev,
+			dev_info(mtk_dp->dev,
 				 "Failed to do AUX transfer: %d\n", ret);
 			goto err;
 		}

index 7441d992a5d7..8b0a9059d3fd 100644
@@ -69,10 +69,10 @@ MODULE_PARM_DESC(eco_mode, "Turn on Eco mode (less bright, more silent)");
 #define READ_STATUS_SIZE		13
 #define MISC_VALUE_SIZE			4
 
-#define CMD_TIMEOUT			msecs_to_jiffies(200)
-#define DATA_TIMEOUT			msecs_to_jiffies(1000)
-#define IDLE_TIMEOUT			msecs_to_jiffies(2000)
-#define FIRST_FRAME_TIMEOUT		msecs_to_jiffies(2000)
+#define CMD_TIMEOUT			200
+#define DATA_TIMEOUT			1000
+#define IDLE_TIMEOUT			2000
+#define FIRST_FRAME_TIMEOUT		2000
 
 #define MISC_REQ_GET_SET_ECO_A		0xff
 #define MISC_REQ_GET_SET_ECO_B		0x35

@@ -388,7 +388,7 @@ static void gm12u320_fb_update_work(struct work_struct *work)
 	 * switches back to showing its logo.
 	 */
 	queue_delayed_work(system_long_wq, &gm12u320->fb_update.work,
-			   IDLE_TIMEOUT);
+			   msecs_to_jiffies(IDLE_TIMEOUT));
 
 	return;
 err:

index c64c381b69b7..866c52afb8b0 100644
@@ -698,13 +698,16 @@ static int aspeed_i2c_master_xfer(struct i2c_adapter *adap,
 
 	if (time_left == 0) {
 		/*
-		 * If timed out and bus is still busy in a multi master
-		 * environment, attempt recovery at here.
+		 * In a multi-master setup, if a timeout occurs, attempt
+		 * recovery. But if the bus is idle, we still need to reset the
+		 * i2c controller to clear the remaining interrupts.
 		 */
 		if (bus->multi_master &&
 		    (readl(bus->base + ASPEED_I2C_CMD_REG) &
 		     ASPEED_I2CD_BUS_BUSY_STS))
 			aspeed_i2c_recover_bus(bus);
+		else
+			aspeed_i2c_reset(bus);
 
 		/*
 		 * If timed out and the state is still pending, drop the pending

index cfa52c6369d0..e4b2d9ef61b4 100644
@@ -29,6 +29,7 @@ static LIST_HEAD(icc_providers);
 static int providers_count;
 static bool synced_state;
 static DEFINE_MUTEX(icc_lock);
+static DEFINE_MUTEX(icc_bw_lock);
 static struct dentry *icc_debugfs_dir;
 
 static void icc_summary_show_one(struct seq_file *s, struct icc_node *n)

@@ -632,7 +633,7 @@ int icc_set_bw(struct icc_path *path, u32 avg_bw, u32 peak_bw)
 	if (WARN_ON(IS_ERR(path) || !path->num_nodes))
 		return -EINVAL;
 
-	mutex_lock(&icc_lock);
+	mutex_lock(&icc_bw_lock);
 
 	old_avg = path->reqs[0].avg_bw;
 	old_peak = path->reqs[0].peak_bw;

@@ -664,7 +665,7 @@ int icc_set_bw(struct icc_path *path, u32 avg_bw, u32 peak_bw)
 		apply_constraints(path);
 	}
 
-	mutex_unlock(&icc_lock);
+	mutex_unlock(&icc_bw_lock);
 
 	trace_icc_set_bw_end(path, ret);
 

@@ -967,6 +968,7 @@ void icc_node_add(struct icc_node *node, struct icc_provider *provider)
 		return;
 
 	mutex_lock(&icc_lock);
+	mutex_lock(&icc_bw_lock);
 
 	node->provider = provider;
 	list_add_tail(&node->node_list, &provider->nodes);

@@ -992,6 +994,7 @@ void icc_node_add(struct icc_node *node, struct icc_provider *provider)
 	node->avg_bw = 0;
 	node->peak_bw = 0;
 
+	mutex_unlock(&icc_bw_lock);
 	mutex_unlock(&icc_lock);
 }
 EXPORT_SYMBOL_GPL(icc_node_add);

@@ -1129,6 +1132,7 @@ void icc_sync_state(struct device *dev)
 		return;
 
 	mutex_lock(&icc_lock);
+	mutex_lock(&icc_bw_lock);
 	synced_state = true;
 	list_for_each_entry(p, &icc_providers, provider_list) {
 		dev_dbg(p->dev, "interconnect provider is in synced state\n");

@@ -1141,13 +1145,21 @@ void icc_sync_state(struct device *dev)
 			}
 		}
 	}
+	mutex_unlock(&icc_bw_lock);
 	mutex_unlock(&icc_lock);
 }
 EXPORT_SYMBOL_GPL(icc_sync_state);
 
 static int __init icc_init(void)
 {
-	struct device_node *root = of_find_node_by_path("/");
+	struct device_node *root;
+
+	/* Teach lockdep about lock ordering wrt. shrinker: */
+	fs_reclaim_acquire(GFP_KERNEL);
+	might_lock(&icc_bw_lock);
+	fs_reclaim_release(GFP_KERNEL);
+
+	root = of_find_node_by_path("/");
 
 	providers_count = of_count_icc_providers(root);
 	of_node_put(root);

index acf7e7551c94..0ec85d159bcd 100644
@@ -707,24 +707,6 @@ static void dm_put_live_table_fast(struct mapped_device *md) __releases(RCU)
 	rcu_read_unlock();
 }
 
-static inline struct dm_table *dm_get_live_table_bio(struct mapped_device *md,
-					int *srcu_idx, blk_opf_t bio_opf)
-{
-	if (bio_opf & REQ_NOWAIT)
-		return dm_get_live_table_fast(md);
-	else
-		return dm_get_live_table(md, srcu_idx);
-}
-
-static inline void dm_put_live_table_bio(struct mapped_device *md, int srcu_idx,
-					 blk_opf_t bio_opf)
-{
-	if (bio_opf & REQ_NOWAIT)
-		dm_put_live_table_fast(md);
-	else
-		dm_put_live_table(md, srcu_idx);
-}
-
 static char *_dm_claim_ptr = "I belong to device-mapper";
 
 /*

@@ -1805,9 +1787,8 @@ static void dm_submit_bio(struct bio *bio)
 	struct mapped_device *md = bio->bi_bdev->bd_disk->private_data;
 	int srcu_idx;
 	struct dm_table *map;
-	blk_opf_t bio_opf = bio->bi_opf;
 
-	map = dm_get_live_table_bio(md, &srcu_idx, bio_opf);
+	map = dm_get_live_table(md, &srcu_idx);
 
 	/* If suspended, or map not yet available, queue this IO for later */
 	if (unlikely(test_bit(DMF_BLOCK_IO_FOR_SUSPEND, &md->flags)) ||

@@ -1823,7 +1804,7 @@ static void dm_submit_bio(struct bio *bio)
 
 	dm_split_and_process_bio(md, map, bio);
 out:
-	dm_put_live_table_bio(md, srcu_idx, bio_opf);
+	dm_put_live_table(md, srcu_idx);
 }
 
 static bool dm_poll_dm_io(struct dm_io *io, struct io_comp_batch *iob,

index 86b2acfba1a7..e87507d29895 100644
@@ -8228,7 +8228,7 @@ static void *md_seq_next(struct seq_file *seq, void *v, loff_t *pos)
 	spin_unlock(&all_mddevs_lock);
 
 	if (to_put)
-		mddev_put(mddev);
+		mddev_put(to_put);
 	return next_mddev;
 
 }

index ac64c587191b..30f906a67def 100644
@@ -1828,6 +1828,9 @@ static int raid1_remove_disk(struct mddev *mddev, struct md_rdev *rdev)
 	int number = rdev->raid_disk;
 	struct raid1_info *p = conf->mirrors + number;
 
+	if (unlikely(number >= conf->raid_disks))
+		goto abort;
+
 	if (rdev != p->rdev)
 		p = conf->mirrors + conf->raid_disks + number;
 

index 671fc0588e43..9af2c5596121 100644
@@ -413,7 +413,7 @@ static int buffer_prepare(struct vb2_buffer *vb)
 				dev->height >> 1);
 		break;
 	default:
-		BUG();
+		return -EINVAL; /* should not happen */
 	}
 	dprintk(2, "[%p/%d] buffer_init - %dx%d %dbpp 0x%08x - dma=0x%08lx\n",
 		buf, buf->vb.vb2_buf.index,

index 3b76a9d0383a..1bbe58b24d99 100644
@@ -354,7 +354,7 @@ static int cio2_hw_init(struct cio2_device *cio2, struct cio2_queue *q)
 	void __iomem *const base = cio2->base;
 	u8 lanes, csi2bus = q->csi2.port;
 	u8 sensor_vc = SENSOR_VIR_CH_DFLT;
-	struct cio2_csi2_timing timing;
+	struct cio2_csi2_timing timing = { 0 };
 	int i, r;
 
 	fmt = cio2_find_format(NULL, &q->subdev_fmt.code);

index 7bc05f42a23c..9a3f46c1f6ba 100644
@@ -775,11 +775,13 @@ static int mdp_get_subsys_id(struct device *dev, struct device_node *node,
 	ret = cmdq_dev_get_client_reg(&comp_pdev->dev, &cmdq_reg, index);
 	if (ret != 0) {
 		dev_err(&comp_pdev->dev, "cmdq_dev_get_subsys fail!\n");
+		put_device(&comp_pdev->dev);
 		return -EINVAL;
 	}
 
 	comp->subsys_id = cmdq_reg.subsys;
 	dev_dbg(&comp_pdev->dev, "subsys id=%d\n", cmdq_reg.subsys);
+	put_device(&comp_pdev->dev);
 
 	return 0;
 }

index 60931367b82c..48fc79cd4027 100644
@@ -345,11 +345,12 @@ static int qt1010_init(struct dvb_frontend *fe)
 			else
 				valptr = &tmpval;
 
-			BUG_ON(i >= ARRAY_SIZE(i2c_data) - 1);
-
-			err = qt1010_init_meas1(priv, i2c_data[i+1].reg,
-						i2c_data[i].reg,
-						i2c_data[i].val, valptr);
+			if (i >= ARRAY_SIZE(i2c_data) - 1)
+				err = -EIO;
+			else
+				err = qt1010_init_meas1(priv, i2c_data[i + 1].reg,
+							i2c_data[i].reg,
+							i2c_data[i].val, valptr);
 			i++;
 			break;
 		}

index 1e9c8d01523b..cd6f5374414d 100644
@@ -270,6 +270,7 @@ static int af9035_i2c_master_xfer(struct i2c_adapter *adap,
 	struct dvb_usb_device *d = i2c_get_adapdata(adap);
 	struct state *state = d_to_priv(d);
 	int ret;
+	u32 reg;
 
 	if (mutex_lock_interruptible(&d->i2c_mutex) < 0)
 		return -EAGAIN;

@@ -322,8 +323,10 @@ static int af9035_i2c_master_xfer(struct i2c_adapter *adap,
 			ret = -EOPNOTSUPP;
 		} else if ((msg[0].addr == state->af9033_i2c_addr[0]) ||
 			   (msg[0].addr == state->af9033_i2c_addr[1])) {
+			if (msg[0].len < 3 || msg[1].len < 1)
+				return -EOPNOTSUPP;
 			/* demod access via firmware interface */
-			u32 reg = msg[0].buf[0] << 16 | msg[0].buf[1] << 8 |
+			reg = msg[0].buf[0] << 16 | msg[0].buf[1] << 8 |
 					msg[0].buf[2];
 
 			if (msg[0].addr == state->af9033_i2c_addr[1])

@@ -381,17 +384,16 @@ static int af9035_i2c_master_xfer(struct i2c_adapter *adap,
 			ret = -EOPNOTSUPP;
 		} else if ((msg[0].addr == state->af9033_i2c_addr[0]) ||
 			   (msg[0].addr == state->af9033_i2c_addr[1])) {
+			if (msg[0].len < 3)
+				return -EOPNOTSUPP;
 			/* demod access via firmware interface */
-			u32 reg = msg[0].buf[0] << 16 | msg[0].buf[1] << 8 |
+			reg = msg[0].buf[0] << 16 | msg[0].buf[1] << 8 |
 					msg[0].buf[2];
 
 			if (msg[0].addr == state->af9033_i2c_addr[1])
 				reg |= 0x100000;
 
-			ret = (msg[0].len >= 3) ? af9035_wr_regs(d, reg,
-							         &msg[0].buf[3],
-							         msg[0].len - 3)
-					        : -EOPNOTSUPP;
+			ret = af9035_wr_regs(d, reg, &msg[0].buf[3], msg[0].len - 3);
 		} else {
 			/* I2C write */
 			u8 buf[MAX_XFER_SIZE];

index aa45b5d263f6..a1235d0cce92 100644
@@ -202,7 +202,7 @@ static int anysee_master_xfer(struct i2c_adapter *adap, struct i2c_msg *msg,
 
 	while (i < num) {
 		if (num > i + 1 && (msg[i+1].flags & I2C_M_RD)) {
-			if (msg[i].len > 2 || msg[i+1].len > 60) {
+			if (msg[i].len != 2 || msg[i + 1].len > 60) {
 				ret = -EOPNOTSUPP;
 				break;
 			}

index 7524c90f5da6..6cbfe75791c2 100644
@@ -788,6 +788,10 @@ static int az6007_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msgs[],
 			if (az6007_xfer_debug)
 				printk(KERN_DEBUG "az6007: I2C W addr=0x%x len=%d\n",
 				       addr, msgs[i].len);
+			if (msgs[i].len < 1) {
+				ret = -EIO;
+				goto err;
+			}
 			req = AZ6007_I2C_WR;
 			index = msgs[i].buf[0];
 			value = addr | (1 << 8);

@@ -802,6 +806,10 @@ static int az6007_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msgs[],
 			if (az6007_xfer_debug)
 				printk(KERN_DEBUG "az6007: I2C R addr=0x%x len=%d\n",
 				       addr, msgs[i].len);
+			if (msgs[i].len < 1) {
+				ret = -EIO;
+				goto err;
+			}
 			req = AZ6007_I2C_RD;
 			index = msgs[i].buf[0];
 			value = addr;

index 0c434259c36f..c71e7b93476d 100644
@@ -120,7 +120,7 @@ static int gl861_i2c_master_xfer(struct i2c_adapter *adap, struct i2c_msg msg[],
 	} else if (num == 2 && !(msg[0].flags & I2C_M_RD) &&
 		   (msg[1].flags & I2C_M_RD)) {
 		/* I2C write + read */
-		if (msg[0].len > 1 || msg[1].len > sizeof(ctx->buf)) {
+		if (msg[0].len != 1 || msg[1].len > sizeof(ctx->buf)) {
 			ret = -EOPNOTSUPP;
 			goto err;
 		}

index 0827bf3d4e8c..13604e6acdb8 100644
@@ -422,6 +422,10 @@ static int af9005_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msg[],
 		if (ret == 0)
 			ret = 2;
 	} else {
+		if (msg[0].len < 2) {
+			ret = -EOPNOTSUPP;
+			goto unlock;
+		}
 		/* write one or more registers */
 		reg = msg[0].buf[0];
 		addr = msg[0].addr;

@@ -431,6 +435,7 @@ static int af9005_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msg[],
 			ret = 1;
 	}
 
+unlock:
 	mutex_unlock(&d->i2c_mutex);
 	return ret;
 }

index 8747960e6146..356fc728d59a 100644
@@ -128,6 +128,10 @@ static int dw2102_i2c_transfer(struct i2c_adapter *adap, struct i2c_msg msg[],
 
 	switch (num) {
 	case 2:
+		if (msg[0].len < 1) {
+			num = -EOPNOTSUPP;
+			break;
+		}
 		/* read stv0299 register */
 		value = msg[0].buf[0];/* register */
 		for (i = 0; i < msg[1].len; i++) {

@@ -139,6 +143,10 @@ static int dw2102_i2c_transfer(struct i2c_adapter *adap, struct i2c_msg msg[],
 	case 1:
 		switch (msg[0].addr) {
 		case 0x68:
+			if (msg[0].len < 2) {
+				num = -EOPNOTSUPP;
+				break;
+			}
 			/* write to stv0299 register */
 			buf6[0] = 0x2a;
 			buf6[1] = msg[0].buf[0];

@@ -148,6 +156,10 @@ static int dw2102_i2c_transfer(struct i2c_adapter *adap, struct i2c_msg msg[],
 			break;
 		case 0x60:
 			if (msg[0].flags == 0) {
+				if (msg[0].len < 4) {
+					num = -EOPNOTSUPP;
+					break;
+				}
 			/* write to tuner pll */
 				buf6[0] = 0x2c;
 				buf6[1] = 5;

@@ -159,6 +171,10 @@ static int dw2102_i2c_transfer(struct i2c_adapter *adap, struct i2c_msg msg[],
 				dw210x_op_rw(d->udev, 0xb2, 0, 0,
 						buf6, 7, DW210X_WRITE_MSG);
 			} else {
+				if (msg[0].len < 1) {
+					num = -EOPNOTSUPP;
+					break;
+				}
 			/* read from tuner */
 				dw210x_op_rw(d->udev, 0xb5, 0, 0,
 						buf6, 1, DW210X_READ_MSG);

@@ -166,12 +182,20 @@ static int dw2102_i2c_transfer(struct i2c_adapter *adap, struct i2c_msg msg[],
 			}
 			break;
 		case (DW2102_RC_QUERY):
+			if (msg[0].len < 2) {
+				num = -EOPNOTSUPP;
+				break;
+			}
 			dw210x_op_rw(d->udev, 0xb8, 0, 0,
 					buf6, 2, DW210X_READ_MSG);
 			msg[0].buf[0] = buf6[0];
 			msg[0].buf[1] = buf6[1];
 			break;
 		case (DW2102_VOLTAGE_CTRL):
+			if (msg[0].len < 1) {
+				num = -EOPNOTSUPP;
+				break;
+			}
 			buf6[0] = 0x30;
 			buf6[1] = msg[0].buf[0];
 			dw210x_op_rw(d->udev, 0xb2, 0, 0,

index 13518cac076c..4c51d216f3d4 100644
@@ -310,8 +310,8 @@ static void fastrpc_free_map(struct kref *ref)
 				return;
 			}
 		}
-		dma_buf_unmap_attachment(map->attach, map->table,
-					 DMA_BIDIRECTIONAL);
+		dma_buf_unmap_attachment_unlocked(map->attach, map->table,
+						  DMA_BIDIRECTIONAL);
 		dma_buf_detach(map->buf, map->attach);
 		dma_buf_put(map->buf);
 	}

@@ -711,6 +711,7 @@ static int fastrpc_map_create(struct fastrpc_user *fl, int fd,
 {
 	struct fastrpc_session_ctx *sess = fl->sctx;
 	struct fastrpc_map *map = NULL;
+	struct sg_table *table;
 	int err = 0;
 
 	if (!fastrpc_map_lookup(fl, fd, ppmap, true))

@@ -736,11 +737,12 @@ static int fastrpc_map_create(struct fastrpc_user *fl, int fd,
 		goto attach_err;
 	}
 
-	map->table = dma_buf_map_attachment(map->attach, DMA_BIDIRECTIONAL);
-	if (IS_ERR(map->table)) {
-		err = PTR_ERR(map->table);
+	table = dma_buf_map_attachment_unlocked(map->attach, DMA_BIDIRECTIONAL);
+	if (IS_ERR(table)) {
+		err = PTR_ERR(table);
 		goto map_err;
 	}
+	map->table = table;
 
 	map->phys = sg_dma_address(map->table->sgl);
 	map->phys += ((u64)fl->sctx->sid << 32);

index b63cf1f9e8fb..3c7b32c0d3f3 100644
@@ -171,8 +171,8 @@
 #define ESDHC_FLAG_HS400		BIT(9)
 /*
  * The IP has errata ERR010450
- * uSDHC: Due to the I/O timing limit, for SDR mode, SD card clock can't
- * exceed 150MHz, for DDR mode, SD card clock can't exceed 45MHz.
+ * uSDHC: At 1.8V due to the I/O timing limit, for SDR mode, SD card
+ * clock can't exceed 150MHz, for DDR mode, SD card clock can't exceed 45MHz.
  */
 #define ESDHC_FLAG_ERR010450		BIT(10)
 /* The IP supports HS400ES mode */

@@ -932,7 +932,8 @@ static inline void esdhc_pltfm_set_clock(struct sdhci_host *host,
 		| ESDHC_CLOCK_MASK);
 	sdhci_writel(host, temp, ESDHC_SYSTEM_CONTROL);
 
-	if (imx_data->socdata->flags & ESDHC_FLAG_ERR010450) {
+	if ((imx_data->socdata->flags & ESDHC_FLAG_ERR010450) &&
+	    (!(host->quirks2 & SDHCI_QUIRK2_NO_1_8_V))) {
 		unsigned int max_clock;
 
 		max_clock = imx_data->is_ddr ? 45000000 : 150000000;

index 2b78f9197681..c3a6b028ea4d 100644
@@ -91,6 +91,8 @@
 #define SUN4I_REG_BUF12_ADDR	0x0070	/* CAN Tx/Rx Buffer 12 */
 #define SUN4I_REG_ACPC_ADDR	0x0040	/* CAN Acceptance Code 0 */
 #define SUN4I_REG_ACPM_ADDR	0x0044	/* CAN Acceptance Mask 0 */
+#define SUN4I_REG_ACPC_ADDR_D1	0x0028	/* CAN Acceptance Code 0 on the D1 */
+#define SUN4I_REG_ACPM_ADDR_D1	0x002C	/* CAN Acceptance Mask 0 on the D1 */
 #define SUN4I_REG_RBUF_RBACK_START_ADDR	0x0180	/* CAN transmit buffer start */
 #define SUN4I_REG_RBUF_RBACK_END_ADDR	0x01b0	/* CAN transmit buffer end */
 

@@ -205,9 +207,11 @@
  * struct sun4ican_quirks - Differences between SoC variants.
  *
  * @has_reset: SoC needs reset deasserted.
+ * @acp_offset: Offset of ACPC and ACPM registers
  */
 struct sun4ican_quirks {
 	bool has_reset;
+	int acp_offset;
 };
 
 struct sun4ican_priv {

@@ -216,6 +220,7 @@ struct sun4ican_priv {
 	struct clk *clk;
 	struct reset_control *reset;
 	spinlock_t cmdreg_lock;	/* lock for concurrent cmd register writes */
+	int acp_offset;
 };
 
 static const struct can_bittiming_const sun4ican_bittiming_const = {

@@ -338,8 +343,8 @@ static int sun4i_can_start(struct net_device *dev)
 	}
 
 	/* set filters - we accept all */
-	writel(0x00000000, priv->base + SUN4I_REG_ACPC_ADDR);
-	writel(0xFFFFFFFF, priv->base + SUN4I_REG_ACPM_ADDR);
+	writel(0x00000000, priv->base + SUN4I_REG_ACPC_ADDR + priv->acp_offset);
+	writel(0xFFFFFFFF, priv->base + SUN4I_REG_ACPM_ADDR + priv->acp_offset);
 
 	/* clear error counters and error code capture */
 	writel(0, priv->base + SUN4I_REG_ERRC_ADDR);

@@ -768,10 +773,17 @@ static const struct ethtool_ops sun4ican_ethtool_ops = {
 
 static const struct sun4ican_quirks sun4ican_quirks_a10 = {
 	.has_reset = false,
+	.acp_offset = 0,
 };
 
 static const struct sun4ican_quirks sun4ican_quirks_r40 = {
 	.has_reset = true,
+	.acp_offset = 0,
+};
+
+static const struct sun4ican_quirks sun4ican_quirks_d1 = {
+	.has_reset = true,
+	.acp_offset = (SUN4I_REG_ACPC_ADDR_D1 - SUN4I_REG_ACPC_ADDR),
 };
 
 static const struct of_device_id sun4ican_of_match[] = {

@@ -784,6 +796,9 @@ static const struct of_device_id sun4ican_of_match[] = {
 	}, {
 		.compatible = "allwinner,sun8i-r40-can",
 		.data = &sun4ican_quirks_r40
+	}, {
+		.compatible = "allwinner,sun20i-d1-can",
+		.data = &sun4ican_quirks_d1
 	}, {
 		/* sentinel */
 	},

@@ -872,6 +887,7 @@ static int sun4ican_probe(struct platform_device *pdev)
 	priv->base = addr;
 	priv->clk = clk;
 	priv->reset = reset;
+	priv->acp_offset = quirks->acp_offset;
 	spin_lock_init(&priv->cmdreg_lock);
 
 	platform_set_drvdata(pdev, dev);

@@ -909,4 +925,4 @@ module_platform_driver(sun4i_can_driver);
 MODULE_AUTHOR("Peter Chen <[email protected]>");
 MODULE_AUTHOR("Gerhard Bertelsmann <[email protected]>");
 MODULE_LICENSE("Dual BSD/GPL");
-MODULE_DESCRIPTION("CAN driver for Allwinner SoCs (A10/A20)");
+MODULE_DESCRIPTION("CAN driver for Allwinner SoCs (A10/A20/D1)");

index b716adacd815..7f6b69a52367 100644
@@ -292,9 +292,8 @@ static void alx_get_ethtool_stats(struct net_device *netdev,
 	spin_lock(&alx->stats_lock);
 
 	alx_update_hw_stats(hw);
-	BUILD_BUG_ON(sizeof(hw->stats) - offsetof(struct alx_hw_stats, rx_ok) <
-		     ALX_NUM_STATS * sizeof(u64));
-	memcpy(data, &hw->stats.rx_ok, ALX_NUM_STATS * sizeof(u64));
+	BUILD_BUG_ON(sizeof(hw->stats) != ALX_NUM_STATS * sizeof(u64));
+	memcpy(data, &hw->stats, sizeof(hw->stats));
 
 	spin_unlock(&alx->stats_lock);
 }

index 2ffe5708a045..7de4a8a4b563 100644
@@ -361,6 +361,9 @@ ice_eswitch_port_start_xmit(struct sk_buff *skb, struct net_device *netdev)
 	np = netdev_priv(netdev);
 	vsi = np->vsi;
 
+	if (!vsi || !ice_is_switchdev_running(vsi->back))
+		return NETDEV_TX_BUSY;
+
 	if (ice_is_reset_in_progress(vsi->back->state) ||
 	    test_bit(ICE_VF_DIS, vsi->back->state))
 		return NETDEV_TX_BUSY;

index 9cd12b20b18d..9bfaadfa6c00 100644
@@ -132,8 +132,8 @@ static int ath_ahb_probe(struct platform_device *pdev)
 
 	ah = sc->sc_ah;
 	ath9k_hw_name(ah, hw_name, sizeof(hw_name));
-	wiphy_info(hw->wiphy, "%s mem=0x%lx, irq=%d\n",
-		   hw_name, (unsigned long)mem, irq);
+	wiphy_info(hw->wiphy, "%s mem=0x%p, irq=%d\n",
+		   hw_name, mem, irq);
 
 	return 0;
 

index af44b33814dd..f03d792732da 100644
@@ -115,8 +115,10 @@ struct ath_tx_status {
 	u8 qid;
 	u16 desc_id;
 	u8 tid;
-	u32 ba_low;
-	u32 ba_high;
+	struct_group(ba,
+		u32 ba_low;
+		u32 ba_high;
+	);
 	u32 evm0;
 	u32 evm1;
 	u32 evm2;

index a074e23013c5..f0e3901e8182 100644
@@ -988,8 +988,8 @@ static int ath_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id)
 	sc->sc_ah->msi_reg = 0;
 
 	ath9k_hw_name(sc->sc_ah, hw_name, sizeof(hw_name));
-	wiphy_info(hw->wiphy, "%s mem=0x%lx, irq=%d\n",
-		   hw_name, (unsigned long)sc->mem, pdev->irq);
+	wiphy_info(hw->wiphy, "%s mem=0x%p, irq=%d\n",
+		   hw_name, sc->mem, pdev->irq);
 
 	return 0;
 

index ba271a10d4ab..eeabdd67fbcc 100644
@@ -462,7 +462,7 @@ static void ath_tx_count_frames(struct ath_softc *sc, struct ath_buf *bf,
 	isaggr = bf_isaggr(bf);
 	if (isaggr) {
 		seq_st = ts->ts_seqnum;
-		memcpy(ba, &ts->ba_low, WME_BA_BMP_SIZE >> 3);
+		memcpy(ba, &ts->ba, WME_BA_BMP_SIZE >> 3);
 	}
 
 	while (bf) {

@@ -545,7 +545,7 @@ static void ath_tx_complete_aggr(struct ath_softc *sc, struct ath_txq *txq,
 	if (isaggr && txok) {
 		if (ts->ts_flags & ATH9K_TX_BA) {
 			seq_st = ts->ts_seqnum;
-			memcpy(ba, &ts->ba_low, WME_BA_BMP_SIZE >> 3);
+			memcpy(ba, &ts->ba, WME_BA_BMP_SIZE >> 3);
 		} else {
 			/*
 			 * AR5416 can become deaf/mute when BA

index 237cbd5c5060..f29ac6de7139 100644
@@ -666,7 +666,7 @@ static int wil_rx_crypto_check(struct wil6210_priv *wil, struct sk_buff *skb)
 	struct wil_tid_crypto_rx *c = mc ? &s->group_crypto_rx :
 				      &s->tid_crypto_rx[tid];
 	struct wil_tid_crypto_rx_single *cc = &c->key_id[key_id];
-	const u8 *pn = (u8 *)&d->mac.pn_15_0;
+	const u8 *pn = (u8 *)&d->mac.pn;
 
 	if (!cc->key_set) {
 		wil_err_ratelimited(wil,

index 1ae1bec1b97f..689f68d89a44 100644
@@ -343,8 +343,10 @@ struct vring_rx_mac {
 	u32 d0;
 	u32 d1;
 	u16 w4;
-	u16 pn_15_0;
-	u32 pn_47_16;
+	struct_group_attr(pn, __packed,
+		u16 pn_15_0;
+		u32 pn_47_16;
+	);
 } __packed;
 
 /* Rx descriptor - DMA part

index 201c8c35e0c9..1ba1f21ebea2 100644
@@ -548,7 +548,7 @@ static int wil_rx_crypto_check_edma(struct wil6210_priv *wil,
 	s = &wil->sta[cid];
 	c = mc ? &s->group_crypto_rx : &s->tid_crypto_rx[tid];
 	cc = &c->key_id[key_id];
-	pn = (u8 *)&st->ext.pn_15_0;
+	pn = (u8 *)&st->ext.pn;
 
 	if (!cc->key_set) {
 		wil_err_ratelimited(wil,

index c736f7413a35..ee90e225bb05 100644
@@ -330,8 +330,10 @@ struct wil_rx_status_extension {
 	u32 d0;
 	u32 d1;
 	__le16 seq_num; /* only lower 12 bits */
-	u16 pn_15_0;
-	u32 pn_47_16;
+	struct_group_attr(pn, __packed,
+		u16 pn_15_0;
+		u32 pn_47_16;
+	);
 } __packed;
 
 struct wil_rx_status_extended {

index da5c355405f6..db70cef854bc 100644
@@ -4906,14 +4906,15 @@ static int hwsim_cloned_frame_received_nl(struct sk_buff *skb_2,
 	frame_data_len = nla_len(info->attrs[HWSIM_ATTR_FRAME]);
 	frame_data = (void *)nla_data(info->attrs[HWSIM_ATTR_FRAME]);
 
+	if (frame_data_len < sizeof(struct ieee80211_hdr_3addr) ||
+	    frame_data_len > IEEE80211_MAX_DATA_LEN)
+		goto err;
+
 	/* Allocate new skb here */
 	skb = alloc_skb(frame_data_len, GFP_KERNEL);
 	if (skb == NULL)
 		goto err;
 
-	if (frame_data_len > IEEE80211_MAX_DATA_LEN)
-		goto err;
-
 	/* Copy the data */
 	skb_put_data(skb, frame_data, frame_data_len);
 

index 97bb87c3676b..6c60621b6ccc 100644
@@ -735,6 +735,7 @@ mwifiex_construct_tdls_action_frame(struct mwifiex_private *priv,
 	int ret;
 	u16 capab;
 	struct ieee80211_ht_cap *ht_cap;
+	unsigned int extra;
 	u8 radio, *pos;
 
 	capab = priv->curr_bss_params.bss_descriptor.cap_info_bitmap;

@@ -753,7 +754,10 @@ mwifiex_construct_tdls_action_frame(struct mwifiex_private *priv,
 
 	switch (action_code) {
 	case WLAN_PUB_ACTION_TDLS_DISCOVER_RES:
-		skb_put(skb, sizeof(mgmt->u.action.u.tdls_discover_resp) + 1);
+		/* See the layout of 'struct ieee80211_mgmt'. */
+		extra = sizeof(mgmt->u.action.u.tdls_discover_resp) +
+			sizeof(mgmt->u.action.category);
+		skb_put(skb, extra);
 		mgmt->u.action.category = WLAN_CATEGORY_PUBLIC;
 		mgmt->u.action.u.tdls_discover_resp.action_code =
 					      WLAN_PUB_ACTION_TDLS_DISCOVER_RES;

@@ -762,8 +766,7 @@ mwifiex_construct_tdls_action_frame(struct mwifiex_private *priv,
 		mgmt->u.action.u.tdls_discover_resp.capability =
 							     cpu_to_le16(capab);
 		/* move back for addr4 */
-		memmove(pos + ETH_ALEN, &mgmt->u.action.category,
-			sizeof(mgmt->u.action.u.tdls_discover_resp));
+		memmove(pos + ETH_ALEN, &mgmt->u.action, extra);
 		/* init address 4 */
 		eth_broadcast_addr(pos);
 

index 1c0d8cf19b8e..49ddca84f786 100644
@@ -1167,6 +1167,10 @@ int mt7921_usb_sdio_tx_prepare_skb(struct mt76_dev *mdev, void *txwi_ptr,
 	if (unlikely(tx_info->skb->len <= ETH_HLEN))
 		return -EINVAL;
 
+	err = skb_cow_head(skb, MT_SDIO_TXD_SIZE + MT_SDIO_HDR_SIZE);
+	if (err)
+		return err;
+
 	if (!wcid)
 		wcid = &dev->mt76.global_wcid;
 

66 lines not on this page · raw message

index 871c4f32f443..2d068439b129 100644
@@ -73,13 +73,6 @@ int nvmet_file_ns_enable(struct nvmet_ns *ns)
 	return ret;
 }
 
-static void nvmet_file_init_bvec(struct bio_vec *bv, struct scatterlist *sg)
-{
-	bv->bv_page = sg_page(sg);
-	bv->bv_offset = sg->offset;
-	bv->bv_len = sg->length;
-}
-
 static ssize_t nvmet_file_submit_bvec(struct nvmet_req *req, loff_t pos,
 		unsigned long nr_segs, size_t count, int ki_flags)
 {

@@ -146,7 +139,8 @@ static bool nvmet_file_execute_io(struct nvmet_req *req, int ki_flags)
 
 	memset(&req->f.iocb, 0, sizeof(struct kiocb));
 	for_each_sg(req->sg, sg, req->sg_cnt, i) {
-		nvmet_file_init_bvec(&req->f.bvec[bv_cnt], sg);
+		bvec_set_page(&req->f.bvec[bv_cnt], sg_page(sg), sg->length,
+			      sg->offset);
 		len += req->f.bvec[bv_cnt].bv_len;
 		total_len += req->f.bvec[bv_cnt].bv_len;
 		bv_cnt++;

index cc05c094de22..5e29da94f72d 100644
@@ -321,9 +321,8 @@ static void nvmet_tcp_build_pdu_iovec(struct nvmet_tcp_cmd *cmd)
 	while (length) {
 		u32 iov_len = min_t(u32, length, sg->length - sg_offset);
 
-		iov->bv_page = sg_page(sg);
-		iov->bv_len = sg->length;
-		iov->bv_offset = sg->offset + sg_offset;
+		bvec_set_page(iov, sg_page(sg), iov_len,
+				sg->offset + sg_offset);
 
 		length -= iov_len;
 		sg = sg_next(sg);

index 47db2d20568e..388354a8e31c 100644
@@ -999,6 +999,7 @@ static void imx6_pcie_host_exit(struct dw_pcie_rp *pp)
 
 static const struct dw_pcie_host_ops imx6_pcie_host_ops = {
 	.host_init = imx6_pcie_host_init,
+	.host_deinit = imx6_pcie_host_exit,
 };
 
 static const struct dw_pcie_ops dw_pcie_ops = {

index 0c90583c078b..1e9b44b8bba4 100644
@@ -299,6 +299,7 @@ static int fu740_pcie_probe(struct platform_device *pdev)
 	pci->dev = dev;
 	pci->ops = &dw_pcie_ops;
 	pci->pp.ops = &fu740_pcie_host_ops;
+	pci->pp.num_vectors = MAX_MSI_IRQS;
 
 	/* SiFive specific region: mgmt */
 	afp->mgmt_base = devm_platform_ioremap_resource_byname(pdev, "mgmt");

index d1eb17e3f147..d4c9b888a79d 100644
@@ -526,8 +526,23 @@ static void vmd_domain_reset(struct vmd_dev *vmd)
 				     PCI_CLASS_BRIDGE_PCI))
 					continue;
 
-				memset_io(base + PCI_IO_BASE, 0,
-					  PCI_ROM_ADDRESS1 - PCI_IO_BASE);
+				/*
+				 * Temporarily disable the I/O range before updating
+				 * PCI_IO_BASE.
+				 */
+				writel(0x0000ffff, base + PCI_IO_BASE_UPPER16);
+				/* Update lower 16 bits of I/O base/limit */
+				writew(0x00f0, base + PCI_IO_BASE);
+				/* Update upper 16 bits of I/O base/limit */
+				writel(0, base + PCI_IO_BASE_UPPER16);
+
+				/* MMIO Base/Limit */
+				writel(0x0000fff0, base + PCI_MEMORY_BASE);
+
+				/* Prefetchable MMIO Base/Limit */
+				writel(0, base + PCI_PREF_LIMIT_UPPER32);
+				writel(0x0000fff0, base + PCI_PREF_MEMORY_BASE);
+				writel(0xffffffff, base + PCI_PREF_BASE_UPPER32);
 			}
 		}
 	}

76 lines not on this page · raw message

index cd4ce2b4906d..a4cda73b81c9 100644
@@ -28,6 +28,8 @@
 #define CNTL_CLEAR_MASK		0xFFFFFFFD
 #define CNTL_OVER_MASK		0xFFFFFFFE
 
+#define CNTL_CP_SHIFT		16
+#define CNTL_CP_MASK		(0xFF << CNTL_CP_SHIFT)
 #define CNTL_CSV_SHIFT		24
 #define CNTL_CSV_MASK		(0xFFU << CNTL_CSV_SHIFT)
 

@@ -35,6 +37,8 @@
 #define EVENT_CYCLES_COUNTER	0
 #define NUM_COUNTERS		4
 
+/* For removing bias if cycle counter CNTL.CP is set to 0xf0 */
+#define CYCLES_COUNTER_MASK	0x0FFFFFFF
 #define AXI_MASKING_REVERT	0xffff0000	/* AXI_MASKING(MSB 16bits) + AXI_ID(LSB 16bits) */
 
 #define to_ddr_pmu(p)		container_of(p, struct ddr_pmu, pmu)

@@ -429,6 +433,17 @@ static void ddr_perf_counter_enable(struct ddr_pmu *pmu, int config,
 		writel(0, pmu->base + reg);
 		val = CNTL_EN | CNTL_CLEAR;
 		val |= FIELD_PREP(CNTL_CSV_MASK, config);
+
+		/*
+		 * On i.MX8MP we need to bias the cycle counter to overflow more often.
+		 * We do this by initializing bits [23:16] of the counter value via the
+		 * COUNTER_CTRL Counter Parameter (CP) field.
+		 */
+		if (pmu->devtype_data->quirks & DDR_CAP_AXI_ID_FILTER_ENHANCED) {
+			if (counter == EVENT_CYCLES_COUNTER)
+				val |= FIELD_PREP(CNTL_CP_MASK, 0xf0);
+		}
+
 		writel(val, pmu->base + reg);
 	} else {
 		/* Disable counter */

@@ -468,6 +483,12 @@ static void ddr_perf_event_update(struct perf_event *event)
 	int ret;
 
 	new_raw_count = ddr_perf_read_counter(pmu, counter);
+	/* Remove the bias applied in ddr_perf_counter_enable(). */
+	if (pmu->devtype_data->quirks & DDR_CAP_AXI_ID_FILTER_ENHANCED) {
+		if (counter == EVENT_CYCLES_COUNTER)
+			new_raw_count &= CYCLES_COUNTER_MASK;
+	}
+
 	local64_add(new_raw_count, &event->count);
 
 	/*

index 9ad233b40a9e..664ac3069c4b 100644
@@ -895,6 +895,7 @@ enum lpfc_irq_chann_mode {
 enum lpfc_hba_bit_flags {
 	FABRIC_COMANDS_BLOCKED,
 	HBA_PCI_ERR,
+	MBX_TMO_ERR,
 };
 
 struct lpfc_hba {

index 3e365e5e194a..250d423710ca 100644
@@ -6069,7 +6069,7 @@ lpfc_debugfs_initialize(struct lpfc_vport *vport)
 					    phba->hba_debugfs_root,
 					    phba,
 					    &lpfc_debugfs_op_multixripools);
-		if (!phba->debug_multixri_pools) {
+		if (IS_ERR(phba->debug_multixri_pools)) {
 			lpfc_printf_vlog(vport, KERN_ERR, LOG_INIT,
 					 "0527 Cannot create debugfs multixripools\n");
 			goto debug_failed;

@@ -6081,7 +6081,7 @@ lpfc_debugfs_initialize(struct lpfc_vport *vport)
 			debugfs_create_file(name, S_IFREG | 0644,
 					    phba->hba_debugfs_root,
 					    phba, &lpfc_cgn_buffer_op);
-		if (!phba->debug_cgn_buffer) {
+		if (IS_ERR(phba->debug_cgn_buffer)) {
 			lpfc_printf_vlog(vport, KERN_ERR, LOG_INIT,
 					 "6527 Cannot create debugfs "
 					 "cgn_buffer\n");

@@ -6094,7 +6094,7 @@ lpfc_debugfs_initialize(struct lpfc_vport *vport)
 			debugfs_create_file(name, S_IFREG | 0644,
 					    phba->hba_debugfs_root,
 					    phba, &lpfc_rx_monitor_op);
-		if (!phba->debug_rx_monitor) {
+		if (IS_ERR(phba->debug_rx_monitor)) {
 			lpfc_printf_vlog(vport, KERN_ERR, LOG_INIT,
 					 "6528 Cannot create debugfs "
 					 "rx_monitor\n");

@@ -6107,7 +6107,7 @@ lpfc_debugfs_initialize(struct lpfc_vport *vport)
 			debugfs_create_file(name, 0644,
 					    phba->hba_debugfs_root,
 					    phba, &lpfc_debugfs_ras_log);
-		if (!phba->debug_ras_log) {
+		if (IS_ERR(phba->debug_ras_log)) {
 			lpfc_printf_vlog(vport, KERN_ERR, LOG_INIT,
 					 "6148 Cannot create debugfs"
 					 " ras_log\n");

@@ -6128,7 +6128,7 @@ lpfc_debugfs_initialize(struct lpfc_vport *vport)
 			debugfs_create_file(name, S_IFREG | 0644,
 					    phba->hba_debugfs_root,
 					    phba, &lpfc_debugfs_op_lockstat);
-		if (!phba->debug_lockstat) {
+		if (IS_ERR(phba->debug_lockstat)) {
 			lpfc_printf_vlog(vport, KERN_ERR, LOG_INIT,
 					 "4610 Can't create debugfs lockstat\n");
 			goto debug_failed;

@@ -6354,7 +6354,7 @@ lpfc_debugfs_initialize(struct lpfc_vport *vport)
 		debugfs_create_file(name, 0644,
 				    vport->vport_debugfs_root,
 				    vport, &lpfc_debugfs_op_scsistat);
-	if (!vport->debug_scsistat) {
+	if (IS_ERR(vport->debug_scsistat)) {
 		lpfc_printf_vlog(vport, KERN_ERR, LOG_INIT,
 				 "4611 Cannot create debugfs scsistat\n");
 		goto debug_failed;

@@ -6365,7 +6365,7 @@ lpfc_debugfs_initialize(struct lpfc_vport *vport)
 		debugfs_create_file(name, 0644,
 				    vport->vport_debugfs_root,
 				    vport, &lpfc_debugfs_op_ioktime);
-	if (!vport->debug_ioktime) {
+	if (IS_ERR(vport->debug_ioktime)) {
 		lpfc_printf_vlog(vport, KERN_ERR, LOG_INIT,
 				 "0815 Cannot create debugfs ioktime\n");
 		goto debug_failed;

index 43ebb41ded59..6b5ce9869e6b 100644
@@ -9410,11 +9410,13 @@ void
 lpfc_els_flush_cmd(struct lpfc_vport *vport)
 {
 	LIST_HEAD(abort_list);
+	LIST_HEAD(cancel_list);
 	struct lpfc_hba  *phba = vport->phba;
 	struct lpfc_sli_ring *pring;
 	struct lpfc_iocbq *tmp_iocb, *piocb;
 	u32 ulp_command;
 	unsigned long iflags = 0;
+	bool mbx_tmo_err;
 
 	lpfc_fabric_abort_vport(vport);
 

@@ -9436,15 +9438,16 @@ lpfc_els_flush_cmd(struct lpfc_vport *vport)
 	if (phba->sli_rev == LPFC_SLI_REV4)
 		spin_lock(&pring->ring_lock);
 
+	mbx_tmo_err = test_bit(MBX_TMO_ERR, &phba->bit_flags);
 	/* First we need to issue aborts to outstanding cmds on txcmpl */
 	list_for_each_entry_safe(piocb, tmp_iocb, &pring->txcmplq, list) {
-		if (piocb->cmd_flag & LPFC_IO_LIBDFC)
+		if (piocb->cmd_flag & LPFC_IO_LIBDFC && !mbx_tmo_err)
 			continue;
 
 		if (piocb->vport != vport)
 			continue;
 
-		if (piocb->cmd_flag & LPFC_DRIVER_ABORTED)
+		if (piocb->cmd_flag & LPFC_DRIVER_ABORTED && !mbx_tmo_err)
 			continue;
 
 		/* On the ELS ring we can have ELS_REQUESTs or

@@ -9463,8 +9466,8 @@ lpfc_els_flush_cmd(struct lpfc_vport *vport)
 			 */
 			if (phba->link_state == LPFC_LINK_DOWN)
 				piocb->cmd_cmpl = lpfc_cmpl_els_link_down;
-		}
-		if (ulp_command == CMD_GEN_REQUEST64_CR)
+		} else if (ulp_command == CMD_GEN_REQUEST64_CR ||
+			   mbx_tmo_err)
 			list_add_tail(&piocb->dlist, &abort_list);
 	}
 

@@ -9476,11 +9479,19 @@ lpfc_els_flush_cmd(struct lpfc_vport *vport)
 	list_for_each_entry_safe(piocb, tmp_iocb, &abort_list, dlist) {
 		spin_lock_irqsave(&phba->hbalock, iflags);
 		list_del_init(&piocb->dlist);
-		lpfc_sli_issue_abort_iotag(phba, pring, piocb, NULL);
+		if (mbx_tmo_err)
+			list_move_tail(&piocb->list, &cancel_list);
+		else
+			lpfc_sli_issue_abort_iotag(phba, pring, piocb, NULL);
+
 		spin_unlock_irqrestore(&phba->hbalock, iflags);
 	}
-	/* Make sure HBA is alive */
-	lpfc_issue_hb_tmo(phba);
+	if (!list_empty(&cancel_list))
+		lpfc_sli_cancel_iocbs(phba, &cancel_list, IOSTAT_LOCAL_REJECT,
+				      IOERR_SLI_ABORTED);
+	else
+		/* Make sure HBA is alive */
+		lpfc_issue_hb_tmo(phba);
 
 	if (!list_empty(&abort_list))
 		lpfc_printf_vlog(vport, KERN_ERR, LOG_TRACE_EVENT,

index d54fd153cb11..f59de61803dc 100644
@@ -7563,6 +7563,8 @@ lpfc_disable_pci_dev(struct lpfc_hba *phba)
 void
 lpfc_reset_hba(struct lpfc_hba *phba)
 {
+	int rc = 0;
+
 	/* If resets are disabled then set error state and return. */
 	if (!phba->cfg_enable_hba_reset) {
 		phba->link_state = LPFC_HBA_ERROR;

@@ -7573,13 +7575,25 @@ lpfc_reset_hba(struct lpfc_hba *phba)
 	if (phba->sli.sli_flag & LPFC_SLI_ACTIVE) {
 		lpfc_offline_prep(phba, LPFC_MBX_WAIT);
 	} else {
+		if (test_bit(MBX_TMO_ERR, &phba->bit_flags)) {
+			/* Perform a PCI function reset to start from clean */
+			rc = lpfc_pci_function_reset(phba);
+			lpfc_els_flush_all_cmd(phba);
+		}
 		lpfc_offline_prep(phba, LPFC_MBX_NO_WAIT);
 		lpfc_sli_flush_io_rings(phba);
 	}
 	lpfc_offline(phba);
-	lpfc_sli_brdrestart(phba);
-	lpfc_online(phba);
-	lpfc_unblock_mgmt_io(phba);
+	clear_bit(MBX_TMO_ERR, &phba->bit_flags);
+	if (unlikely(rc)) {
+		lpfc_printf_log(phba, KERN_ERR, LOG_SLI,
+				"8888 PCI function reset failed rc %x\n",
+				rc);
+	} else {
+		lpfc_sli_brdrestart(phba);
+		lpfc_online(phba);
+		lpfc_unblock_mgmt_io(phba);
+	}
 }
 
 /**

index b44bb3ae22ad..427a6ac803e5 100644
@@ -3919,6 +3919,8 @@ void lpfc_poll_eratt(struct timer_list *t)
 	uint64_t sli_intr, cnt;
 
 	phba = from_timer(phba, t, eratt_poll);
+	if (!(phba->hba_flag & HBA_SETUP))
+		return;
 
 	/* Here we will also keep track of interrupts per sec of the hba */
 	sli_intr = phba->sli.slistat.sli_intr;

@@ -7712,7 +7714,9 @@ lpfc_sli4_repost_sgl_list(struct lpfc_hba *phba,
 		spin_unlock_irq(&phba->hbalock);
 	} else {
 		lpfc_printf_log(phba, KERN_ERR, LOG_TRACE_EVENT,
-				"3161 Failure to post sgl to port.\n");
+				"3161 Failure to post sgl to port,status %x "
+				"blkcnt %d totalcnt %d postcnt %d\n",
+				status, block_cnt, total_cnt, post_cnt);
 		return -EIO;
 	}
 

@@ -8495,6 +8499,7 @@ lpfc_sli4_hba_setup(struct lpfc_hba *phba)
 			spin_unlock_irq(&phba->hbalock);
 		}
 	}
+	phba->hba_flag &= ~HBA_SETUP;
 
 	lpfc_sli4_dip(phba);
 

@@ -9317,6 +9322,7 @@ lpfc_mbox_timeout_handler(struct lpfc_hba *phba)
 	 * would get IOCB_ERROR from lpfc_sli_issue_iocb, allowing
 	 * it to fail all outstanding SCSI IO.
 	 */
+	set_bit(MBX_TMO_ERR, &phba->bit_flags);
 	spin_lock_irq(&phba->pport->work_port_lock);
 	phba->pport->work_port_events &= ~WORKER_MBOX_TMO;
 	spin_unlock_irq(&phba->pport->work_port_lock);

index 2ef9d41fc6f4..e5215db9ee4d 100644
@@ -2332,7 +2332,7 @@ struct megasas_instance {
 	u32 support_morethan256jbod; /* FW support for more than 256 PD/JBOD */
 	bool use_seqnum_jbod_fp;   /* Added for PD sequence */
 	bool smp_affinity_enable;
-	spinlock_t crashdump_lock;
+	struct mutex crashdump_lock;
 
 	struct megasas_register_set __iomem *reg_set;
 	u32 __iomem *reply_post_host_index_addr[MR_MAX_MSIX_REG_ARRAY];

index 13ee8e4c4f57..e392a984c7b8 100644
@@ -3272,14 +3272,13 @@ fw_crash_buffer_store(struct device *cdev,
 	struct megasas_instance *instance =
 		(struct megasas_instance *) shost->hostdata;
 	int val = 0;
-	unsigned long flags;
 
 	if (kstrtoint(buf, 0, &val) != 0)
 		return -EINVAL;
 
-	spin_lock_irqsave(&instance->crashdump_lock, flags);
+	mutex_lock(&instance->crashdump_lock);
 	instance->fw_crash_buffer_offset = val;
-	spin_unlock_irqrestore(&instance->crashdump_lock, flags);
+	mutex_unlock(&instance->crashdump_lock);
 	return strlen(buf);
 }
 

@@ -3294,24 +3293,23 @@ fw_crash_buffer_show(struct device *cdev,
 	unsigned long dmachunk = CRASH_DMA_BUF_SIZE;
 	unsigned long chunk_left_bytes;
 	unsigned long src_addr;
-	unsigned long flags;
 	u32 buff_offset;
 
-	spin_lock_irqsave(&instance->crashdump_lock, flags);
+	mutex_lock(&instance->crashdump_lock);
 	buff_offset = instance->fw_crash_buffer_offset;
 	if (!instance->crash_dump_buf ||
 		!((instance->fw_crash_state == AVAILABLE) ||
 		(instance->fw_crash_state == COPYING))) {
 		dev_err(&instance->pdev->dev,
 			"Firmware crash dump is not available\n");
-		spin_unlock_irqrestore(&instance->crashdump_lock, flags);
+		mutex_unlock(&instance->crashdump_lock);
 		return -EINVAL;
 	}
 
 	if (buff_offset > (instance->fw_crash_buffer_size * dmachunk)) {
 		dev_err(&instance->pdev->dev,
 			"Firmware crash dump offset is out of range\n");
-		spin_unlock_irqrestore(&instance->crashdump_lock, flags);
+		mutex_unlock(&instance->crashdump_lock);
 		return 0;
 	}
 

@@ -3323,7 +3321,7 @@ fw_crash_buffer_show(struct device *cdev,
 	src_addr = (unsigned long)instance->crash_buf[buff_offset / dmachunk] +
 		(buff_offset % dmachunk);
 	memcpy(buf, (void *)src_addr, size);
-	spin_unlock_irqrestore(&instance->crashdump_lock, flags);
+	mutex_unlock(&instance->crashdump_lock);
 
 	return size;
 }

@@ -3348,7 +3346,6 @@ fw_crash_state_store(struct device *cdev,
 	struct megasas_instance *instance =
 		(struct megasas_instance *) shost->hostdata;
 	int val = 0;
-	unsigned long flags;
 
 	if (kstrtoint(buf, 0, &val) != 0)
 		return -EINVAL;

@@ -3362,9 +3359,9 @@ fw_crash_state_store(struct device *cdev,
 	instance->fw_crash_state = val;
 
 	if ((val == COPIED) || (val == COPY_ERROR)) {
-		spin_lock_irqsave(&instance->crashdump_lock, flags);
+		mutex_lock(&instance->crashdump_lock);
 		megasas_free_host_crash_buffer(instance);
-		spin_unlock_irqrestore(&instance->crashdump_lock, flags);
+		mutex_unlock(&instance->crashdump_lock);
 		if (val == COPY_ERROR)
 			dev_info(&instance->pdev->dev, "application failed to "
 				"copy Firmware crash dump\n");

@@ -7423,7 +7420,7 @@ static inline void megasas_init_ctrl_params(struct megasas_instance *instance)
 	init_waitqueue_head(&instance->int_cmd_wait_q);
 	init_waitqueue_head(&instance->abort_cmd_wait_q);
 
-	spin_lock_init(&instance->crashdump_lock);
+	mutex_init(&instance->crashdump_lock);
 	spin_lock_init(&instance->mfi_pool_lock);
 	spin_lock_init(&instance->hba_lock);
 	spin_lock_init(&instance->stream_lock);

84 lines not on this page · raw message

index f060e593685d..a7a364760b80 100644
@@ -116,7 +116,7 @@ qla2x00_dfs_create_rport(scsi_qla_host_t *vha, struct fc_port *fp)
 
 	sprintf(wwn, "pn-%016llx", wwn_to_u64(fp->port_name));
 	fp->dfs_rport_dir = debugfs_create_dir(wwn, vha->dfs_rport_root);
-	if (!fp->dfs_rport_dir)
+	if (IS_ERR(fp->dfs_rport_dir))
 		return;
 	if (NVME_TARGET(vha->hw, fp))
 		debugfs_create_file("dev_loss_tmo", 0600, fp->dfs_rport_dir,

@@ -708,14 +708,14 @@ qla2x00_dfs_setup(scsi_qla_host_t *vha)
 	if (IS_QLA27XX(ha) || IS_QLA83XX(ha) || IS_QLA28XX(ha)) {
 		ha->tgt.dfs_naqp = debugfs_create_file("naqp",
 		    0400, ha->dfs_dir, vha, &dfs_naqp_ops);
-		if (!ha->tgt.dfs_naqp) {
+		if (IS_ERR(ha->tgt.dfs_naqp)) {
 			ql_log(ql_log_warn, vha, 0xd011,
 			       "Unable to create debugFS naqp node.\n");
 			goto out;
 		}
 	}
 	vha->dfs_rport_root = debugfs_create_dir("rports", ha->dfs_dir);
-	if (!vha->dfs_rport_root) {
+	if (IS_ERR(vha->dfs_rport_root)) {
 		ql_log(ql_log_warn, vha, 0xd012,
 		       "Unable to create debugFS rports node.\n");
 		goto out;

129 lines not on this page · raw message

index 687adc9e086c..0686882bcbda 100644
@@ -264,6 +264,7 @@ void target_free_cmd_counter(struct target_cmd_counter *cmd_cnt)
 		percpu_ref_put(&cmd_cnt->refcnt);
 
 	percpu_ref_exit(&cmd_cnt->refcnt);
+	kfree(cmd_cnt);
 }
 EXPORT_SYMBOL_GPL(target_free_cmd_counter);
 

index b4369ed45ae2..bb25691f5000 100644
@@ -1257,19 +1257,14 @@ static void cpm_uart_console_write(struct console *co, const char *s,
 {
 	struct uart_cpm_port *pinfo = &cpm_uart_ports[co->index];
 	unsigned long flags;
-	int nolock = oops_in_progress;
 
-	if (unlikely(nolock)) {
+	if (unlikely(oops_in_progress)) {
 		local_irq_save(flags);
-	} else {
-		spin_lock_irqsave(&pinfo->port.lock, flags);
-	}
-
-	cpm_uart_early_write(pinfo, s, count, true);
-
-	if (unlikely(nolock)) {
+		cpm_uart_early_write(pinfo, s, count, true);
 		local_irq_restore(flags);
 	} else {
+		spin_lock_irqsave(&pinfo->port.lock, flags);
+		cpm_uart_early_write(pinfo, s, count, true);
 		spin_unlock_irqrestore(&pinfo->port.lock, flags);
 	}
 }

index 2bc5d094548b..726b2e4f67e4 100644
@@ -256,9 +256,10 @@ static int cdns3_controller_resume(struct device *dev, pm_message_t msg)
 	cdns3_set_platform_suspend(cdns->dev, false, false);
 
 	spin_lock_irqsave(&cdns->lock, flags);
-	cdns_resume(cdns, !PMSG_IS_AUTO(msg));
+	cdns_resume(cdns);
 	cdns->in_lpm = false;
 	spin_unlock_irqrestore(&cdns->lock, flags);
+	cdns_set_active(cdns, !PMSG_IS_AUTO(msg));
 	if (cdns->wakeup_pending) {
 		cdns->wakeup_pending = false;
 		enable_irq(cdns->wakeup_irq);

index 29f433c5a6f3..a85db23fa19f 100644
@@ -210,8 +210,9 @@ static int __maybe_unused cdnsp_pci_resume(struct device *dev)
 	int ret;
 
 	spin_lock_irqsave(&cdns->lock, flags);
-	ret = cdns_resume(cdns, 1);
+	ret = cdns_resume(cdns);
 	spin_unlock_irqrestore(&cdns->lock, flags);
+	cdns_set_active(cdns, 1);
 
 	return ret;
 }

index dbcdf3b24b47..7b20d2d5c262 100644
@@ -522,9 +522,8 @@ int cdns_suspend(struct cdns *cdns)
 }
 EXPORT_SYMBOL_GPL(cdns_suspend);
 
-int cdns_resume(struct cdns *cdns, u8 set_active)
+int cdns_resume(struct cdns *cdns)
 {
-	struct device *dev = cdns->dev;
 	enum usb_role real_role;
 	bool role_changed = false;
 	int ret = 0;

@@ -556,15 +555,23 @@ int cdns_resume(struct cdns *cdns, u8 set_active)
 	if (cdns->roles[cdns->role]->resume)
 		cdns->roles[cdns->role]->resume(cdns, cdns_power_is_lost(cdns));
 
+	return 0;
+}
+EXPORT_SYMBOL_GPL(cdns_resume);
+
+void cdns_set_active(struct cdns *cdns, u8 set_active)
+{
+	struct device *dev = cdns->dev;
+
 	if (set_active) {
 		pm_runtime_disable(dev);
 		pm_runtime_set_active(dev);
 		pm_runtime_enable(dev);
 	}
 
-	return 0;
+	return;
 }
-EXPORT_SYMBOL_GPL(cdns_resume);
+EXPORT_SYMBOL_GPL(cdns_set_active);
 #endif /* CONFIG_PM_SLEEP */
 
 MODULE_AUTHOR("Peter Chen <[email protected]>");

index 2d332a788871..4a4dbc2c1561 100644
@@ -125,10 +125,13 @@ int cdns_init(struct cdns *cdns);
 int cdns_remove(struct cdns *cdns);
 
 #ifdef CONFIG_PM_SLEEP
-int cdns_resume(struct cdns *cdns, u8 set_active);
+int cdns_resume(struct cdns *cdns);
 int cdns_suspend(struct cdns *cdns);
+void cdns_set_active(struct cdns *cdns, u8 set_active);
 #else /* CONFIG_PM_SLEEP */
-static inline int cdns_resume(struct cdns *cdns, u8 set_active)
+static inline int cdns_resume(struct cdns *cdns)
+{ return 0; }
+static inline int cdns_set_active(struct cdns *cdns, u8 set_active)
 { return 0; }
 static inline int cdns_suspend(struct cdns *cdns)
 { return 0; }

index 85a803c135ab..2ff83911219f 100644
@@ -253,6 +253,7 @@ struct ci_hdrc {
 	bool				id_event;
 	bool				b_sess_valid_event;
 	bool				imx28_write_fix;
+	bool				has_portsc_pec_bug;
 	bool				supports_runtime_pm;
 	bool				in_lpm;
 	bool				wakeup_int;

index caa91117ba42..984087bbf3e2 100644
@@ -67,11 +67,13 @@ static const struct ci_hdrc_imx_platform_flag imx7d_usb_data = {
 
 static const struct ci_hdrc_imx_platform_flag imx7ulp_usb_data = {
 	.flags = CI_HDRC_SUPPORTS_RUNTIME_PM |
+		CI_HDRC_HAS_PORTSC_PEC_MISSED |
 		CI_HDRC_PMQOS,
 };
 
 static const struct ci_hdrc_imx_platform_flag imx8ulp_usb_data = {
-	.flags = CI_HDRC_SUPPORTS_RUNTIME_PM,
+	.flags = CI_HDRC_SUPPORTS_RUNTIME_PM |
+		CI_HDRC_HAS_PORTSC_PEC_MISSED,
 };
 
 static const struct of_device_id ci_hdrc_imx_dt_ids[] = {

index 71f172ecfaab..b9227f41cf1c 100644
@@ -1038,6 +1038,8 @@ static int ci_hdrc_probe(struct platform_device *pdev)
 		CI_HDRC_IMX28_WRITE_FIX);
 	ci->supports_runtime_pm = !!(ci->platdata->flags &
 		CI_HDRC_SUPPORTS_RUNTIME_PM);
+	ci->has_portsc_pec_bug = !!(ci->platdata->flags &
+		CI_HDRC_HAS_PORTSC_PEC_MISSED);
 	platform_set_drvdata(pdev, ci);
 
 	ret = hw_device_init(ci, base);

index bc3634a54c6b..3b08c5e81170 100644
@@ -151,6 +151,7 @@ static int host_start(struct ci_hdrc *ci)
 	ehci->has_hostpc = ci->hw_bank.lpm;
 	ehci->has_tdi_phy_lpm = ci->hw_bank.lpm;
 	ehci->imx28_write_fix = ci->imx28_write_fix;
+	ehci->has_ci_pec_bug = ci->has_portsc_pec_bug;
 
 	priv = (struct ehci_ci_priv *)ehci->priv;
 	priv->reg_vbus = NULL;

index 3b1cc8fa30c8..72b6d74b3498 100644
@@ -1959,9 +1959,13 @@ static void ch9getstatus(struct qe_udc *udc, u8 request_type, u16 value,
 	} else if ((request_type & USB_RECIP_MASK) == USB_RECIP_ENDPOINT) {
 		/* Get endpoint status */
 		int pipe = index & USB_ENDPOINT_NUMBER_MASK;
-		struct qe_ep *target_ep = &udc->eps[pipe];
+		struct qe_ep *target_ep;
 		u16 usep;
 
+		if (pipe >= USB_MAX_ENDPOINTS)
+			goto stall;
+		target_ep = &udc->eps[pipe];
+
 		/* stall if endpoint doesn't exist */
 		if (!target_ep->ep.desc)
 			goto stall;

index a1930db0da1c..802bfafb1012 100644
@@ -755,10 +755,14 @@ static irqreturn_t ehci_irq (struct usb_hcd *hcd)
 
 	/* normal [4.15.1.2] or error [4.15.1.1] completion */
 	if (likely ((status & (STS_INT|STS_ERR)) != 0)) {
-		if (likely ((status & STS_ERR) == 0))
+		if (likely ((status & STS_ERR) == 0)) {
 			INCR(ehci->stats.normal);
-		else
+		} else {
+			/* Force to check port status */
+			if (ehci->has_ci_pec_bug)
+				status |= STS_PCD;
 			INCR(ehci->stats.error);
+		}
 		bh = 1;
 	}
 

index efe30e3be22f..1aee392e8492 100644
@@ -674,7 +674,8 @@ ehci_hub_status_data (struct usb_hcd *hcd, char *buf)
 
 		if ((temp & mask) != 0 || test_bit(i, &ehci->port_c_suspend)
 				|| (ehci->reset_done[i] && time_after_eq(
-					jiffies, ehci->reset_done[i]))) {
+					jiffies, ehci->reset_done[i]))
+				|| ehci_has_ci_pec_bug(ehci, temp)) {
 			if (i < 7)
 			    buf [0] |= 1 << (i + 1);
 			else

@@ -875,6 +876,13 @@ int ehci_hub_control(
 		if (temp & PORT_PEC)
 			status |= USB_PORT_STAT_C_ENABLE << 16;
 
+		if (ehci_has_ci_pec_bug(ehci, temp)) {
+			status |= USB_PORT_STAT_C_ENABLE << 16;
+			ehci_info(ehci,
+				"PE is cleared by HW port:%d PORTSC:%08x\n",
+				wIndex + 1, temp);
+		}
+
 		if ((temp & PORT_OCC) && (!ignore_oc && !ehci->spurious_oc)){
 			status |= USB_PORT_STAT_C_OVERCURRENT << 16;
 

index ad3f13a3eaf1..5c0e25742e17 100644
@@ -207,6 +207,7 @@ struct ehci_hcd {			/* one per controller */
 	unsigned		has_fsl_port_bug:1; /* FreeScale */
 	unsigned		has_fsl_hs_errata:1;	/* Freescale HS quirk */
 	unsigned		has_fsl_susp_errata:1;	/* NXP SUSP quirk */
+	unsigned		has_ci_pec_bug:1;	/* ChipIdea PEC bug */
 	unsigned		big_endian_mmio:1;
 	unsigned		big_endian_desc:1;
 	unsigned		big_endian_capbase:1;

@@ -707,6 +708,15 @@ ehci_port_speed(struct ehci_hcd *ehci, unsigned int portsc)
  */
 #define ehci_has_fsl_susp_errata(e)	((e)->has_fsl_susp_errata)
 
+/*
+ * Some Freescale/NXP processors using ChipIdea IP have a bug in which
+ * disabling the port (PE is cleared) does not cause PEC to be asserted
+ * when frame babble is detected.
+ */
+#define ehci_has_ci_pec_bug(e, portsc) \
+	((e)->has_ci_pec_bug && ((e)->command & CMD_PSE) \
+	 && !(portsc & PORT_PEC) && !(portsc & PORT_PE))
+
 /*
  * While most USB host controllers implement their registers in
  * little-endian format, a minority (celleb companion chip) implement

index 9b9a70e0cc54..3172f57f71f8 100644
@@ -394,9 +394,25 @@ int notify_change(struct user_namespace *mnt_userns, struct dentry *dentry,
 		return error;
 
 	if ((ia_valid & ATTR_MODE)) {
-		umode_t amode = attr->ia_mode;
+		/*
+		 * Don't allow changing the mode of symlinks:
+		 *
+		 * (1) The vfs doesn't take the mode of symlinks into account
+		 *     during permission checking.
+		 * (2) This has never worked correctly. Most major filesystems
+		 *     did return EOPNOTSUPP due to interactions with POSIX ACLs
+		 *     but did still updated the mode of the symlink.
+		 *     This inconsistency led system call wrapper providers such
+		 *     as libc to block changing the mode of symlinks with
+		 *     EOPNOTSUPP already.
+		 * (3) To even do this in the first place one would have to use
+		 *     specific file descriptors and quite some effort.
+		 */
+		if (S_ISLNK(inode->i_mode))
+			return -EOPNOTSUPP;
+
 		/* Flag setting protected by i_mutex */
-		if (is_sxid(amode))
+		if (is_sxid(attr->ia_mode))
 			inode->i_flags &= ~S_NOSEC;
 	}
 

index 54c1f8b8b075..efdc76732fae 100644
@@ -32,8 +32,9 @@ void autofs_catatonic_mode(struct autofs_sb_info *sbi)
 		wq->status = -ENOENT; /* Magic is gone - report failure */
 		kfree(wq->name.name - wq->offset);
 		wq->name.name = NULL;
-		wq->wait_ctr--;
 		wake_up_interruptible(&wq->queue);
+		if (!--wq->wait_ctr)
+			kfree(wq);
 		wq = nwq;
 	}
 	fput(sbi->pipe);	/* Close the pipe */

index cac5169eaf8d..d2cbb7733c7d 100644
@@ -1148,20 +1148,33 @@ static int __btrfs_run_delayed_items(struct btrfs_trans_handle *trans, int nr)
 		ret = __btrfs_commit_inode_delayed_items(trans, path,
 							 curr_node);
 		if (ret) {
-			btrfs_release_delayed_node(curr_node);
-			curr_node = NULL;
 			btrfs_abort_transaction(trans, ret);
 			break;
 		}
 
 		prev_node = curr_node;
 		curr_node = btrfs_next_delayed_node(curr_node);
+		/*
+		 * See the comment below about releasing path before releasing
+		 * node. If the commit of delayed items was successful the path
+		 * should always be released, but in case of an error, it may
+		 * point to locked extent buffers (a leaf at the very least).
+		 */
+		ASSERT(path->nodes[0] == NULL);
 		btrfs_release_delayed_node(prev_node);
 	}
 
+	/*
+	 * Release the path to avoid a potential deadlock and lockdep splat when
+	 * releasing the delayed node, as that requires taking the delayed node's
+	 * mutex. If another task starts running delayed items before we take
+	 * the mutex, it will first lock the mutex and then it may try to lock
+	 * the same btree path (leaf).
+	 */
+	btrfs_free_path(path);
+
 	if (curr_node)
 		btrfs_release_delayed_node(curr_node);
-	btrfs_free_path(path);
 	trans->block_rsv = block_rsv;
 
 	return ret;

index 64daae693afd..d1dae29a3d01 100644
@@ -859,6 +859,7 @@ static bool btree_dirty_folio(struct address_space *mapping,
 		struct folio *folio)
 {
 	struct btrfs_fs_info *fs_info = btrfs_sb(mapping->host->i_sb);
+	struct btrfs_subpage_info *spi = fs_info->subpage_info;
 	struct btrfs_subpage *subpage;
 	struct extent_buffer *eb;
 	int cur_bit = 0;

@@ -872,18 +873,19 @@ static bool btree_dirty_folio(struct address_space *mapping,
 		btrfs_assert_tree_write_locked(eb);
 		return filemap_dirty_folio(mapping, folio);
 	}
+
+	ASSERT(spi);
 	subpage = folio_get_private(folio);
 
-	ASSERT(subpage->dirty_bitmap);
-	while (cur_bit < BTRFS_SUBPAGE_BITMAP_SIZE) {
+	for (cur_bit = spi->dirty_offset;
+	     cur_bit < spi->dirty_offset + spi->bitmap_nr_bits;
+	     cur_bit++) {
 		unsigned long flags;
 		u64 cur;
-		u16 tmp = (1 << cur_bit);
 
 		spin_lock_irqsave(&subpage->lock, flags);
-		if (!(tmp & subpage->dirty_bitmap)) {
+		if (!test_bit(cur_bit, subpage->bitmaps)) {
 			spin_unlock_irqrestore(&subpage->lock, flags);
-			cur_bit++;
 			continue;
 		}
 		spin_unlock_irqrestore(&subpage->lock, flags);

@@ -896,7 +898,7 @@ static bool btree_dirty_folio(struct address_space *mapping,
 		btrfs_assert_tree_write_locked(eb);
 		free_extent_buffer(eb);
 
-		cur_bit += (fs_info->nodesize >> fs_info->sectorsize_bits);
+		cur_bit += (fs_info->nodesize >> fs_info->sectorsize_bits) - 1;
 	}
 	return filemap_dirty_folio(mapping, folio);
 }

@@ -2728,13 +2730,11 @@ int btrfs_validate_super(struct btrfs_fs_info *fs_info,
 		ret = -EINVAL;
 	}
 
-	if (btrfs_fs_incompat(fs_info, METADATA_UUID) &&
-	    memcmp(fs_info->fs_devices->metadata_uuid,
-		   fs_info->super_copy->metadata_uuid, BTRFS_FSID_SIZE)) {
+	if (memcmp(fs_info->fs_devices->metadata_uuid, btrfs_sb_fsid_ptr(sb),
+		   BTRFS_FSID_SIZE) != 0) {
 		btrfs_err(fs_info,
 "superblock metadata_uuid doesn't match metadata uuid of fs_devices: %pU != %pU",
-			fs_info->super_copy->metadata_uuid,
-			fs_info->fs_devices->metadata_uuid);
+			  btrfs_sb_fsid_ptr(sb), fs_info->fs_devices->metadata_uuid);
 		ret = -EINVAL;
 	}
 

index 0640ef59fe66..08ff10a81cb9 100644
@@ -863,6 +863,11 @@ int lookup_inline_extent_backref(struct btrfs_trans_handle *trans,
 		err = -ENOENT;
 		goto out;
 	} else if (WARN_ON(ret)) {
+		btrfs_print_leaf(path->nodes[0]);
+		btrfs_err(fs_info,
+"extent item not found for insert, bytenr %llu num_bytes %llu parent %llu root_objectid %llu owner %llu offset %llu",
+			  bytenr, num_bytes, parent, root_objectid, owner,
+			  offset);
 		err = -EIO;
 		goto out;
 	}

index 9de647e48e7e..2e29fafe0e7d 100644
@@ -2850,6 +2850,13 @@ static int btrfs_search_path_in_tree_user(struct user_namespace *mnt_userns,
 				goto out_put;
 			}
 
+			/*
+			 * We don't need the path anymore, so release it and
+			 * avoid deadlocks and lockdep warnings in case
+			 * btrfs_iget() needs to lookup the inode from its root
+			 * btree and lock the same leaf.
+			 */
+			btrfs_release_path(path);
 			temp_inode = btrfs_iget(sb, key2.objectid, root);
 			if (IS_ERR(temp_inode)) {
 				ret = PTR_ERR(temp_inode);

@@ -2870,7 +2877,6 @@ static int btrfs_search_path_in_tree_user(struct user_namespace *mnt_userns,
 				goto out_put;
 			}
 
-			btrfs_release_path(path);
 			key.objectid = key.offset;
 			key.offset = (u64)-1;
 			dirid = key.objectid;

index e54f8280031f..bd0c7157e387 100644
@@ -580,7 +580,7 @@ void btrfs_remove_ordered_extent(struct btrfs_inode *btrfs_inode,
 			refcount_inc(&trans->use_count);
 		spin_unlock(&fs_info->trans_lock);
 
-		ASSERT(trans);
+		ASSERT(trans || BTRFS_FS_ERROR(fs_info));
 		if (trans) {
 			if (atomic_dec_and_test(&trans->pending_ordered))
 				wake_up(&trans->pending_wait);

index 567c5c010f93..a40ebd2321d0 100644
@@ -663,6 +663,14 @@ static int btrfs_open_one_device(struct btrfs_fs_devices *fs_devices,
 	return -EINVAL;
 }
 
+u8 *btrfs_sb_fsid_ptr(struct btrfs_super_block *sb)
+{
+	bool has_metadata_uuid = (btrfs_super_incompat_flags(sb) &
+				  BTRFS_FEATURE_INCOMPAT_METADATA_UUID);
+
+	return has_metadata_uuid ? sb->metadata_uuid : sb->fsid;
+}
+
 /*
  * Handle scanned device having its CHANGING_FSID_V2 flag set and the fs_devices
  * being created with a disk that has already completed its fsid change. Such

index 099def5613b8..ec2260177038 100644
@@ -757,5 +757,6 @@ int btrfs_verify_dev_extents(struct btrfs_fs_info *fs_info);
 bool btrfs_repair_one_zone(struct btrfs_fs_info *fs_info, u64 logical);
 
 bool btrfs_pinned_by_swapfile(struct btrfs_fs_info *fs_info, void *ptr);
+u8 *btrfs_sb_fsid_ptr(struct btrfs_super_block *sb);
 
 #endif

index 641abfa4b718..2f89b1073307 100644
@@ -744,10 +744,10 @@ ext2_xattr_set2(struct inode *inode, struct buffer_head *old_bh,
 			/* We need to allocate a new block */
 			ext2_fsblk_t goal = ext2_group_first_block_no(sb,
 						EXT2_I(inode)->i_block_group);
-			int block = ext2_new_block(inode, goal, &error);
+			ext2_fsblk_t block = ext2_new_block(inode, goal, &error);
 			if (error)
 				goto cleanup;
-			ea_idebug(inode, "creating block %d", block);
+			ea_idebug(inode, "creating block %lu", block);
 
 			new_bh = sb_getblk(sb, block);
 			if (unlikely(!new_bh)) {

index 6a08fc31a66d..bbfb37390723 100644
@@ -343,17 +343,17 @@ static struct ext4_dir_entry_tail *get_dirent_tail(struct inode *inode,
 						   struct buffer_head *bh)
 {
 	struct ext4_dir_entry_tail *t;
+	int blocksize = EXT4_BLOCK_SIZE(inode->i_sb);
 
 #ifdef PARANOID
 	struct ext4_dir_entry *d, *top;
 
 	d = (struct ext4_dir_entry *)bh->b_data;
 	top = (struct ext4_dir_entry *)(bh->b_data +
-		(EXT4_BLOCK_SIZE(inode->i_sb) -
-		 sizeof(struct ext4_dir_entry_tail)));
-	while (d < top && d->rec_len)
+		(blocksize - sizeof(struct ext4_dir_entry_tail)));
+	while (d < top && ext4_rec_len_from_disk(d->rec_len, blocksize))
 		d = (struct ext4_dir_entry *)(((void *)d) +
-		    le16_to_cpu(d->rec_len));
+		    ext4_rec_len_from_disk(d->rec_len, blocksize));
 
 	if (d != top)
 		return NULL;

@@ -364,7 +364,8 @@ static struct ext4_dir_entry_tail *get_dirent_tail(struct inode *inode,
 #endif
 
 	if (t->det_reserved_zero1 ||
-	    le16_to_cpu(t->det_rec_len) != sizeof(struct ext4_dir_entry_tail) ||
+	    (ext4_rec_len_from_disk(t->det_rec_len, blocksize) !=
+	     sizeof(struct ext4_dir_entry_tail)) ||
 	    t->det_reserved_zero2 ||
 	    t->det_reserved_ft != EXT4_FT_DIR_CSUM)
 		return NULL;

@@ -445,13 +446,14 @@ static struct dx_countlimit *get_dx_countlimit(struct inode *inode,
 	struct ext4_dir_entry *dp;
 	struct dx_root_info *root;
 	int count_offset;
+	int blocksize = EXT4_BLOCK_SIZE(inode->i_sb);
+	unsigned int rlen = ext4_rec_len_from_disk(dirent->rec_len, blocksize);
 
-	if (le16_to_cpu(dirent->rec_len) == EXT4_BLOCK_SIZE(inode->i_sb))
+	if (rlen == blocksize)
 		count_offset = 8;
-	else if (le16_to_cpu(dirent->rec_len) == 12) {
+	else if (rlen == 12) {
 		dp = (struct ext4_dir_entry *)(((void *)dirent) + 12);
-		if (le16_to_cpu(dp->rec_len) !=
-		    EXT4_BLOCK_SIZE(inode->i_sb) - 12)
+		if (ext4_rec_len_from_disk(dp->rec_len, blocksize) != blocksize - 12)
 			return NULL;
 		root = (struct dx_root_info *)(((void *)dp + 12));
 		if (root->reserved_zero ||

@@ -1315,6 +1317,7 @@ static int dx_make_map(struct inode *dir, struct buffer_head *bh,
 	unsigned int buflen = bh->b_size;
 	char *base = bh->b_data;
 	struct dx_hash_info h = *hinfo;
+	int blocksize = EXT4_BLOCK_SIZE(dir->i_sb);
 
 	if (ext4_has_metadata_csum(dir->i_sb))
 		buflen -= sizeof(struct ext4_dir_entry_tail);

@@ -1335,11 +1338,12 @@ static int dx_make_map(struct inode *dir, struct buffer_head *bh,
 			map_tail--;
 			map_tail->hash = h.hash;
 			map_tail->offs = ((char *) de - base)>>2;
-			map_tail->size = le16_to_cpu(de->rec_len);
+			map_tail->size = ext4_rec_len_from_disk(de->rec_len,
+								blocksize);
 			count++;
 			cond_resched();
 		}
-		de = ext4_next_entry(de, dir->i_sb->s_blocksize);
+		de = ext4_next_entry(de, blocksize);
 	}
 	return count;
 }

index bd4ef43b0203..e9d075cbd71a 100644
@@ -269,6 +269,7 @@ int dbUnmount(struct inode *ipbmap, int mounterror)
 
 	/* free the memory for the in-memory bmap. */
 	kfree(bmp);
+	JFS_SBI(ipbmap->i_sb)->bmap = NULL;
 
 	return (0);
 }

index 799d3837e7c2..4899663996d8 100644
@@ -193,6 +193,7 @@ int diUnmount(struct inode *ipimap, int mounterror)
 	 * free in-memory control structure
 	 */
 	kfree(imap);
+	JFS_IP(ipimap)->i_imap = NULL;
 
 	return (0);
 }

index 240b9309ed6d..1047ab2b15e9 100644
@@ -1300,6 +1300,7 @@ static int posix_lock_inode(struct inode *inode, struct file_lock *request,
  out:
 	spin_unlock(&ctx->flc_lock);
 	percpu_up_read(&file_rwsem);
+	trace_posix_lock_inode(inode, request, error);
 	/*
 	 * Free any unused locks.
 	 */

@@ -1308,7 +1309,6 @@ static int posix_lock_inode(struct inode *inode, struct file_lock *request,
 	if (new_fl2)
 		locks_free_lock(new_fl2);
 	locks_dispose_list(&dispose);
-	trace_posix_lock_inode(inode, request, error);
 
 	return error;
 }

index a90e792a94d7..a9105e95b59c 100644
@@ -1029,8 +1029,8 @@ nfsd4_rename(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,
 			     rename->rn_tname, rename->rn_tnamelen);
 	if (status)
 		return status;
-	set_change_info(&rename->rn_sinfo, &cstate->current_fh);
-	set_change_info(&rename->rn_tinfo, &cstate->save_fh);
+	set_change_info(&rename->rn_sinfo, &cstate->save_fh);
+	set_change_info(&rename->rn_tinfo, &cstate->current_fh);
 	return nfs_ok;
 }
 

index edc1ebff33f5..e6d711f42607 100644
@@ -580,7 +580,8 @@ static int ovl_copy_up_metadata(struct ovl_copy_up_ctx *c, struct dentry *temp)
 	if (err)
 		return err;
 
-	if (inode->i_flags & OVL_COPY_I_FLAGS_MASK) {
+	if (inode->i_flags & OVL_COPY_I_FLAGS_MASK &&
+	    (S_ISREG(c->stat.mode) || S_ISDIR(c->stat.mode))) {
 		/*
 		 * Copy the fileattr inode flags that are the source of already
 		 * copied i_flags

index 6011f955436b..cc0c077165bd 100644
@@ -19,7 +19,6 @@ struct ovl_aio_req {
 	struct kiocb iocb;
 	refcount_t ref;
 	struct kiocb *orig_iocb;
-	struct fd fd;
 };
 
 static struct kmem_cache *ovl_aio_request_cachep;

@@ -260,7 +259,7 @@ static rwf_t ovl_iocb_to_rwf(int ifl)
 static inline void ovl_aio_put(struct ovl_aio_req *aio_req)
 {
 	if (refcount_dec_and_test(&aio_req->ref)) {
-		fdput(aio_req->fd);
+		fput(aio_req->iocb.ki_filp);
 		kmem_cache_free(ovl_aio_request_cachep, aio_req);
 	}
 }

@@ -325,10 +324,9 @@ static ssize_t ovl_read_iter(struct kiocb *iocb, struct iov_iter *iter)
 		if (!aio_req)
 			goto out;
 
-		aio_req->fd = real;
 		real.flags = 0;
 		aio_req->orig_iocb = iocb;
-		kiocb_clone(&aio_req->iocb, iocb, real.file);
+		kiocb_clone(&aio_req->iocb, iocb, get_file(real.file));
 		aio_req->iocb.ki_complete = ovl_aio_rw_complete;
 		refcount_set(&aio_req->ref, 2);
 		ret = vfs_iocb_iter_read(real.file, &aio_req->iocb, iter);

@@ -396,10 +394,9 @@ static ssize_t ovl_write_iter(struct kiocb *iocb, struct iov_iter *iter)
 		/* Pacify lockdep, same trick as done in aio_write() */
 		__sb_writers_release(file_inode(real.file)->i_sb,
 				     SB_FREEZE_WRITE);
-		aio_req->fd = real;
 		real.flags = 0;
 		aio_req->orig_iocb = iocb;
-		kiocb_clone(&aio_req->iocb, iocb, real.file);
+		kiocb_clone(&aio_req->iocb, iocb, get_file(real.file));
 		aio_req->iocb.ki_flags = ifl;
 		aio_req->iocb.ki_complete = ovl_aio_rw_complete;
 		refcount_set(&aio_req->ref, 2);

index da85b3979195..6541d917e15e 100644
@@ -556,6 +556,9 @@ static struct dentry *__create_dir(const char *name, struct dentry *parent,
  */
 struct dentry *tracefs_create_dir(const char *name, struct dentry *parent)
 {
+	if (security_locked_down(LOCKDOWN_TRACEFS))
+		return NULL;
+
 	return __create_dir(name, parent, &simple_dir_inode_operations);
 }
 

index b43be0987b19..a2a51fafa355 100644
@@ -21,6 +21,7 @@
  */
 #define IORT_SMMU_V3_PMCG_GENERIC        0x00000000 /* Generic SMMUv3 PMCG */
 #define IORT_SMMU_V3_PMCG_HISI_HIP08     0x00000001 /* HiSilicon HIP08 PMCG */
+#define IORT_SMMU_V3_PMCG_HISI_HIP09     0x00000002 /* HiSilicon HIP09 PMCG */
 
 int iort_register_domain_token(int trans_id, phys_addr_t base,
 			       struct fwnode_handle *fw_node);

index 35c25dff651a..9e3dac51eb26 100644
@@ -35,6 +35,21 @@ struct bio_vec {
 	unsigned int	bv_offset;
 };
 
+/**
+ * bvec_set_page - initialize a bvec based off a struct page
+ * @bv:		bvec to initialize
+ * @page:	page the bvec should point to
+ * @len:	length of the bvec
+ * @offset:	offset into the page
+ */
+static inline void bvec_set_page(struct bio_vec *bv, struct page *page,
+		unsigned int len, unsigned int offset)
+{
+	bv->bv_page = page;
+	bv->bv_len = len;
+	bv->bv_offset = offset;
+}
+
 struct bvec_iter {
 	sector_t		bi_sector;	/* device address in 512 byte
 						   sectors */

index 71731796c8c3..9c31f1f430d8 100644
@@ -627,6 +627,12 @@ int dma_buf_begin_cpu_access(struct dma_buf *dma_buf,
 			     enum dma_data_direction dir);
 int dma_buf_end_cpu_access(struct dma_buf *dma_buf,
 			   enum dma_data_direction dir);
+struct sg_table *
+dma_buf_map_attachment_unlocked(struct dma_buf_attachment *attach,
+				enum dma_data_direction direction);
+void dma_buf_unmap_attachment_unlocked(struct dma_buf_attachment *attach,
+				       struct sg_table *sg_table,
+				       enum dma_data_direction direction);
 
 int dma_buf_mmap(struct dma_buf *, struct vm_area_struct *,
 		 unsigned long);

index cda1f706eaeb..aa0b3ffea935 100644
@@ -2,7 +2,12 @@
 #ifndef _LINUX_INSTRUCTION_POINTER_H
 #define _LINUX_INSTRUCTION_POINTER_H
 
+#include <asm/linkage.h>
+
 #define _RET_IP_		(unsigned long)__builtin_return_address(0)
+
+#ifndef _THIS_IP_
 #define _THIS_IP_  ({ __label__ __here; __here: (unsigned long)&&__here; })
+#endif
 
 #endif /* _LINUX_INSTRUCTION_POINTER_H */

index 9713f4d8f15f..4c9b322bb3d8 100644
@@ -216,6 +216,10 @@ enum {
 	ATA_HOST_PARALLEL_SCAN	= (1 << 2),	/* Ports on this host can be scanned in parallel */
 	ATA_HOST_IGNORE_ATA	= (1 << 3),	/* Ignore ATA devices on this host. */
 
+	ATA_HOST_NO_PART	= (1 << 4), /* Host does not support partial */
+	ATA_HOST_NO_SSC		= (1 << 5), /* Host does not support slumber */
+	ATA_HOST_NO_DEVSLP	= (1 << 6), /* Host does not support devslp */
+
 	/* bits 24:31 of host->flags are reserved for LLD specific flags */
 
 	/* various lengths of time */

index 0031f7b4d9ab..63fae3c7ae43 100644
@@ -1139,15 +1139,31 @@ extern int perf_event_output(struct perf_event *event,
 			     struct pt_regs *regs);
 
 static inline bool
-is_default_overflow_handler(struct perf_event *event)
+__is_default_overflow_handler(perf_overflow_handler_t overflow_handler)
 {
-	if (likely(event->overflow_handler == perf_event_output_forward))
+	if (likely(overflow_handler == perf_event_output_forward))
 		return true;
-	if (unlikely(event->overflow_handler == perf_event_output_backward))
+	if (unlikely(overflow_handler == perf_event_output_backward))
 		return true;
 	return false;
 }
 
+#define is_default_overflow_handler(event) \
+	__is_default_overflow_handler((event)->overflow_handler)
+
+#ifdef CONFIG_BPF_SYSCALL
+static inline bool uses_default_overflow_handler(struct perf_event *event)
+{
+	if (likely(is_default_overflow_handler(event)))
+		return true;
+
+	return __is_default_overflow_handler(event->orig_overflow_handler);
+}
+#else
+#define uses_default_overflow_handler(event) \
+	is_default_overflow_handler(event)
+#endif
+
 extern void
 perf_event_header__init_id(struct perf_event_header *header,
 			   struct perf_sample_data *data,

index 357e0068497c..7291fb6399d2 100644
@@ -112,10 +112,36 @@ static inline struct task_struct *get_task_struct(struct task_struct *t)
 }
 
 extern void __put_task_struct(struct task_struct *t);
+extern void __put_task_struct_rcu_cb(struct rcu_head *rhp);
 
 static inline void put_task_struct(struct task_struct *t)
 {
-	if (refcount_dec_and_test(&t->usage))
+	if (!refcount_dec_and_test(&t->usage))
+		return;
+
+	/*
+	 * under PREEMPT_RT, we can't call put_task_struct
+	 * in atomic context because it will indirectly
+	 * acquire sleeping locks.
+	 *
+	 * call_rcu() will schedule delayed_put_task_struct_rcu()
+	 * to be called in process context.
+	 *
+	 * __put_task_struct() is called when
+	 * refcount_dec_and_test(&t->usage) succeeds.
+	 *
+	 * This means that it can't "conflict" with
+	 * put_task_struct_rcu_user() which abuses ->rcu the same
+	 * way; rcu_users has a reference so task->usage can't be
+	 * zero after rcu_users 1 -> 0 transition.
+	 *
+	 * delayed_free_task() also uses ->rcu, but it is only called
+	 * when it fails to fork a process. Therefore, there is no
+	 * way it can conflict with put_task_struct().
+	 */
+	if (IS_ENABLED(CONFIG_PREEMPT_RT) && !preemptible())
+		call_rcu(&t->rcu, __put_task_struct_rcu_cb);
+	else
 		__put_task_struct(t);
 }
 

index ee38835ed77c..0b4f2d5faa08 100644
@@ -63,6 +63,7 @@ struct ci_hdrc_platform_data {
 #define CI_HDRC_IMX_IS_HSIC		BIT(14)
 #define CI_HDRC_PMQOS			BIT(15)
 #define CI_HDRC_PHY_VBUS_CONTROL	BIT(16)
+#define CI_HDRC_HAS_PORTSC_PEC_MISSED	BIT(17)
 	enum usb_dr_mode	dr_mode;
 #define CI_HDRC_CONTROLLER_RESET_EVENT		0
 #define CI_HDRC_CONTROLLER_STOPPED_EVENT	1

index a494cf43a755..b0caad82b693 100644
@@ -182,12 +182,14 @@ struct ebt_entry {
 	unsigned char sourcemsk[ETH_ALEN];
 	unsigned char destmac[ETH_ALEN];
 	unsigned char destmsk[ETH_ALEN];
-	/* sizeof ebt_entry + matches */
-	unsigned int watchers_offset;
-	/* sizeof ebt_entry + matches + watchers */
-	unsigned int target_offset;
-	/* sizeof ebt_entry + matches + watchers + target */
-	unsigned int next_offset;
+	__struct_group(/* no tag */, offsets, /* no attrs */,
+		/* sizeof ebt_entry + matches */
+		unsigned int watchers_offset;
+		/* sizeof ebt_entry + matches + watchers */
+		unsigned int target_offset;
+		/* sizeof ebt_entry + matches + watchers + target */
+		unsigned int next_offset;
+	);
 	unsigned char elems[0] __attribute__ ((aligned (__alignof__(struct ebt_replace))));
 };
 

index 7245218fdbe2..9fe1aada3ad0 100644
@@ -170,6 +170,10 @@ static int io_setup_async_msg(struct io_kiocb *req,
 	memcpy(async_msg, kmsg, sizeof(*kmsg));
 	if (async_msg->msg.msg_name)
 		async_msg->msg.msg_name = &async_msg->addr;
+
+	if ((req->flags & REQ_F_BUFFER_SELECT) && !async_msg->msg.msg_iter.nr_segs)
+		return -EAGAIN;
+
 	/* if were using fast_iov, set it to the new one */
 	if (!kmsg->free_iov) {
 		size_t fast_idx = kmsg->msg.msg_iter.iov - kmsg->fast_iov;

@@ -529,6 +533,7 @@ static int io_recvmsg_copy_hdr(struct io_kiocb *req,
 			       struct io_async_msghdr *iomsg)
 {
 	iomsg->msg.msg_name = &iomsg->addr;
+	iomsg->msg.msg_iter.nr_segs = 0;
 
 #ifdef CONFIG_COMPAT
 	if (req->ctx->compat)

index 41950ff90aa3..85617928041c 100644
@@ -852,6 +852,14 @@ void __put_task_struct(struct task_struct *tsk)
 }
 EXPORT_SYMBOL_GPL(__put_task_struct);
 
+void __put_task_struct_rcu_cb(struct rcu_head *rhp)
+{
+	struct task_struct *task = container_of(rhp, struct task_struct, rcu);
+
+	__put_task_struct(task);
+}
+EXPORT_SYMBOL_GPL(__put_task_struct_rcu_cb);
+
 void __init __weak arch_task_cache_init(void) { }
 
 /*

index ca5452afb456..63e94f3bd8dc 100644
@@ -695,6 +695,7 @@ void warn_slowpath_fmt(const char *file, int line, unsigned taint,
 	if (!fmt) {
 		__warn(file, line, __builtin_return_address(0), taint,
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