Linux 4.19.178

index d8c521c757e8..3f51743c01d8 100644
@@ -21,6 +21,7 @@
 MODULE_DESCRIPTION("SHA1 secure hash using ARMv8 Crypto Extensions");
 MODULE_AUTHOR("Ard Biesheuvel <[email protected]>");
 MODULE_LICENSE("GPL v2");
+MODULE_ALIAS_CRYPTO("sha1");
 
 struct sha1_ce_state {
 	struct sha1_state	sst;

index c47d1a28ff6b..4022c51a377b 100644
@@ -21,6 +21,8 @@
 MODULE_DESCRIPTION("SHA-224/SHA-256 secure hash using ARMv8 Crypto Extensions");
 MODULE_AUTHOR("Ard Biesheuvel <[email protected]>");
 MODULE_LICENSE("GPL v2");
+MODULE_ALIAS_CRYPTO("sha224");
+MODULE_ALIAS_CRYPTO("sha256");
 
 struct sha256_ce_state {
 	struct sha256_state	sst;

index a336feac0f59..df20ab645487 100644
@@ -22,6 +22,10 @@
 MODULE_DESCRIPTION("SHA3 secure hash using ARMv8 Crypto Extensions");
 MODULE_AUTHOR("Ard Biesheuvel <[email protected]>");
 MODULE_LICENSE("GPL v2");
+MODULE_ALIAS_CRYPTO("sha3-224");
+MODULE_ALIAS_CRYPTO("sha3-256");
+MODULE_ALIAS_CRYPTO("sha3-384");
+MODULE_ALIAS_CRYPTO("sha3-512");
 
 asmlinkage void sha3_ce_transform(u64 *st, const u8 *data, int blocks,
 				  int md_len);

index f2c5f28c622a..2871e68ae3df 100644
@@ -22,6 +22,8 @@
 MODULE_DESCRIPTION("SHA-384/SHA-512 secure hash using ARMv8 Crypto Extensions");
 MODULE_AUTHOR("Ard Biesheuvel <[email protected]>");
 MODULE_LICENSE("GPL v2");
+MODULE_ALIAS_CRYPTO("sha384");
+MODULE_ALIAS_CRYPTO("sha512");
 
 asmlinkage void sha512_ce_transform(struct sha512_state *sst, u8 const *src,
 				    int blocks);

index de6fa9b4abfa..1719d21a171a 100644
@@ -1012,7 +1012,7 @@ static bool cpu_has_broken_dbm(void)
 	/* List of CPUs which have broken DBM support. */
 	static const struct midr_range cpus[] = {
 #ifdef CONFIG_ARM64_ERRATUM_1024718
-		MIDR_RANGE(MIDR_CORTEX_A55, 0, 0, 1, 0),  // A55 r0p0 -r1p0
+		MIDR_ALL_VERSIONS(MIDR_CORTEX_A55),
 #endif
 		{},
 	};

index 636ca0119c0e..6aeb11aa7e28 100644
@@ -41,7 +41,7 @@ int arch_uprobe_analyze_insn(struct arch_uprobe *auprobe, struct mm_struct *mm,
 
 	/* TODO: Currently we do not support AARCH32 instruction probing */
 	if (mm->context.flags & MMCF_AARCH32)
-		return -ENOTSUPP;
+		return -EOPNOTSUPP;
 	else if (!IS_ALIGNED(addr, AARCH64_INSN_SIZE))
 		return -EINVAL;
 

index 37caeadb2964..0476d7e97a03 100644
@@ -244,7 +244,7 @@ static void ltq_hw_irq_handler(struct irq_desc *desc)
 	generic_handle_irq(irq_linear_revmap(ltq_domain, hwirq));
 
 	/* if this is a EBU irq, we need to ack it or get a deadlock */
-	if ((irq == LTQ_ICU_EBU_IRQ) && (module == 0) && LTQ_EBU_PCC_ISTAT)
+	if (irq == LTQ_ICU_EBU_IRQ && !module && LTQ_EBU_PCC_ISTAT != 0)
 		ltq_ebu_w32(ltq_ebu_r32(LTQ_EBU_PCC_ISTAT) | 0x10,
 			LTQ_EBU_PCC_ISTAT);
 }

index 7650edd5cf7f..60fe72170856 100644
@@ -1673,7 +1673,7 @@ static int probe_scache(void)
 	return 1;
 }
 
-static void __init loongson2_sc_init(void)
+static void loongson2_sc_init(void)
 {
 	struct cpuinfo_mips *c = &current_cpu_data;
 

index 51cd66dc1bb0..7c8354dfe80e 100644
@@ -1497,7 +1497,7 @@ int kvmppc_handle_vmx_load(struct kvm_run *run, struct kvm_vcpu *vcpu,
 	return emulated;
 }
 
-int kvmppc_get_vmx_dword(struct kvm_vcpu *vcpu, int index, u64 *val)
+static int kvmppc_get_vmx_dword(struct kvm_vcpu *vcpu, int index, u64 *val)
 {
 	union kvmppc_one_reg reg;
 	int vmx_offset = 0;

@@ -1515,7 +1515,7 @@ int kvmppc_get_vmx_dword(struct kvm_vcpu *vcpu, int index, u64 *val)
 	return result;
 }
 
-int kvmppc_get_vmx_word(struct kvm_vcpu *vcpu, int index, u64 *val)
+static int kvmppc_get_vmx_word(struct kvm_vcpu *vcpu, int index, u64 *val)
 {
 	union kvmppc_one_reg reg;
 	int vmx_offset = 0;

@@ -1533,7 +1533,7 @@ int kvmppc_get_vmx_word(struct kvm_vcpu *vcpu, int index, u64 *val)
 	return result;
 }
 
-int kvmppc_get_vmx_hword(struct kvm_vcpu *vcpu, int index, u64 *val)
+static int kvmppc_get_vmx_hword(struct kvm_vcpu *vcpu, int index, u64 *val)
 {
 	union kvmppc_one_reg reg;
 	int vmx_offset = 0;

@@ -1551,7 +1551,7 @@ int kvmppc_get_vmx_hword(struct kvm_vcpu *vcpu, int index, u64 *val)
 	return result;
 }
 
-int kvmppc_get_vmx_byte(struct kvm_vcpu *vcpu, int index, u64 *val)
+static int kvmppc_get_vmx_byte(struct kvm_vcpu *vcpu, int index, u64 *val)
 {
 	union kvmppc_one_reg reg;
 	int vmx_offset = 0;

index c5ffcadab730..90fd03b9d3c2 100644
@@ -132,7 +132,6 @@ void dlpar_free_cc_nodes(struct device_node *dn)
 #define NEXT_PROPERTY   3
 #define PREV_PARENT     4
 #define MORE_MEMORY     5
-#define CALL_AGAIN	-2
 #define ERR_CFG_USE     -9003
 
 struct device_node *dlpar_configure_connector(__be32 drc_index,

@@ -173,6 +172,9 @@ struct device_node *dlpar_configure_connector(__be32 drc_index,
 
 		spin_unlock(&rtas_data_buf_lock);
 
+		if (rtas_busy_delay(rc))
+			continue;
+
 		switch (rc) {
 		case COMPLETE:
 			break;

@@ -221,9 +223,6 @@ struct device_node *dlpar_configure_connector(__be32 drc_index,
 			last_dn = last_dn->parent;
 			break;
 
-		case CALL_AGAIN:
-			break;
-
 		case MORE_MEMORY:
 		case ERR_CFG_USE:
 		default:

index 39f3cad58b6c..a19706bee687 100644
@@ -538,29 +538,20 @@ static void emergency_vmx_disable_all(void)
 	local_irq_disable();
 
 	/*
-	 * We need to disable VMX on all CPUs before rebooting, otherwise
-	 * we risk hanging up the machine, because the CPU ignore INIT
-	 * signals when VMX is enabled.
+	 * Disable VMX on all CPUs before rebooting, otherwise we risk hanging
+	 * the machine, because the CPU blocks INIT when it's in VMX root.
 	 *
-	 * We can't take any locks and we may be on an inconsistent
-	 * state, so we use NMIs as IPIs to tell the other CPUs to disable
-	 * VMX and halt.
+	 * We can't take any locks and we may be on an inconsistent state, so
+	 * use NMIs as IPIs to tell the other CPUs to exit VMX root and halt.
 	 *
-	 * For safety, we will avoid running the nmi_shootdown_cpus()
-	 * stuff unnecessarily, but we don't have a way to check
-	 * if other CPUs have VMX enabled. So we will call it only if the
-	 * CPU we are running on has VMX enabled.
-	 *
-	 * We will miss cases where VMX is not enabled on all CPUs. This
-	 * shouldn't do much harm because KVM always enable VMX on all
-	 * CPUs anyway. But we can miss it on the small window where KVM
-	 * is still enabling VMX.
+	 * Do the NMI shootdown even if VMX if off on _this_ CPU, as that
+	 * doesn't prevent a different CPU from being in VMX root operation.
 	 */
-	if (cpu_has_vmx() && cpu_vmx_enabled()) {
-		/* Disable VMX on this CPU. */
-		cpu_vmxoff();
+	if (cpu_has_vmx()) {
+		/* Safely force _this_ CPU out of VMX root operation. */
+		__cpu_emergency_vmxoff();
 
-		/* Halt and disable VMX on the other CPUs */
+		/* Halt and exit VMX root operation on the other CPUs. */
 		nmi_shootdown_cpus(vmxoff_nmi);
 
 	}

index a3c9ea29d7cc..324e26d0607b 100644
@@ -1131,12 +1131,14 @@ static void *memtype_seq_start(struct seq_file *seq, loff_t *pos)
 
 static void *memtype_seq_next(struct seq_file *seq, void *v, loff_t *pos)
 {
+	kfree(v);
 	++*pos;
 	return memtype_get_idx(*pos);
 }
 
 static void memtype_seq_stop(struct seq_file *seq, void *v)
 {
+	kfree(v);
 }
 
 static int memtype_seq_show(struct seq_file *seq, void *v)

@@ -1145,7 +1147,6 @@ static int memtype_seq_show(struct seq_file *seq, void *v)
 
 	seq_printf(seq, "%s @ 0x%Lx-0x%Lx\n", cattr_name(print_entry->type),
 			print_entry->start, print_entry->end);
-	kfree(print_entry);
 
 	return 0;
 }

index 5198ed1b3669..d984592b0995 100644
@@ -2478,6 +2478,7 @@ static void __bfq_set_in_service_queue(struct bfq_data *bfqd,
 	}
 
 	bfqd->in_service_queue = bfqq;
+	bfqd->in_serv_last_pos = 0;
 }
 
 /*

index ce3710404544..80f3e729fdd4 100644
@@ -1059,6 +1059,7 @@ struct request_queue *blk_alloc_queue_node(gfp_t gfp_mask, int node_id,
 	mutex_init(&q->blk_trace_mutex);
 #endif
 	mutex_init(&q->sysfs_lock);
+	mutex_init(&q->sysfs_dir_lock);
 	spin_lock_init(&q->__queue_lock);
 
 	if (!q->mq_ops)

index 5006a0d00990..5e4b7ed1e897 100644
@@ -264,7 +264,7 @@ void blk_mq_unregister_dev(struct device *dev, struct request_queue *q)
 	struct blk_mq_hw_ctx *hctx;
 	int i;
 
-	lockdep_assert_held(&q->sysfs_lock);
+	lockdep_assert_held(&q->sysfs_dir_lock);
 
 	queue_for_each_hw_ctx(q, hctx, i)
 		blk_mq_unregister_hctx(hctx);

@@ -312,7 +312,7 @@ int __blk_mq_register_dev(struct device *dev, struct request_queue *q)
 	int ret, i;
 
 	WARN_ON_ONCE(!q->kobj.parent);
-	lockdep_assert_held(&q->sysfs_lock);
+	lockdep_assert_held(&q->sysfs_dir_lock);
 
 	ret = kobject_add(&q->mq_kobj, kobject_get(&dev->kobj), "%s", "mq");
 	if (ret < 0)

@@ -358,7 +358,7 @@ void blk_mq_sysfs_unregister(struct request_queue *q)
 	struct blk_mq_hw_ctx *hctx;
 	int i;
 
-	mutex_lock(&q->sysfs_lock);
+	mutex_lock(&q->sysfs_dir_lock);
 	if (!q->mq_sysfs_init_done)
 		goto unlock;
 

@@ -366,7 +366,7 @@ void blk_mq_sysfs_unregister(struct request_queue *q)
 		blk_mq_unregister_hctx(hctx);
 
 unlock:
-	mutex_unlock(&q->sysfs_lock);
+	mutex_unlock(&q->sysfs_dir_lock);
 }
 
 int blk_mq_sysfs_register(struct request_queue *q)

@@ -374,7 +374,7 @@ int blk_mq_sysfs_register(struct request_queue *q)
 	struct blk_mq_hw_ctx *hctx;
 	int i, ret = 0;
 
-	mutex_lock(&q->sysfs_lock);
+	mutex_lock(&q->sysfs_dir_lock);
 	if (!q->mq_sysfs_init_done)
 		goto unlock;
 

@@ -385,7 +385,7 @@ int blk_mq_sysfs_register(struct request_queue *q)
 	}
 
 unlock:
-	mutex_unlock(&q->sysfs_lock);
+	mutex_unlock(&q->sysfs_dir_lock);
 
 	return ret;
 }

index 01093b8f3e62..2c01b6f65110 100644
@@ -513,6 +513,14 @@ void blk_queue_io_opt(struct request_queue *q, unsigned int opt)
 }
 EXPORT_SYMBOL(blk_queue_io_opt);
 
+static unsigned int blk_round_down_sectors(unsigned int sectors, unsigned int lbs)
+{
+	sectors = round_down(sectors, lbs >> SECTOR_SHIFT);
+	if (sectors < PAGE_SIZE >> SECTOR_SHIFT)
+		sectors = PAGE_SIZE >> SECTOR_SHIFT;
+	return sectors;
+}
+
 /**
  * blk_queue_stack_limits - inherit underlying queue limits for stacked drivers
  * @t:	the stacking driver (top)

@@ -639,6 +647,10 @@ int blk_stack_limits(struct queue_limits *t, struct queue_limits *b,
 		ret = -1;
 	}
 
+	t->max_sectors = blk_round_down_sectors(t->max_sectors, t->logical_block_size);
+	t->max_hw_sectors = blk_round_down_sectors(t->max_hw_sectors, t->logical_block_size);
+	t->max_dev_sectors = blk_round_down_sectors(t->max_dev_sectors, t->logical_block_size);
+
 	/* Discard alignment and granularity */
 	if (b->discard_granularity) {
 		alignment = queue_limit_discard_alignment(b, start);

112 lines not on this page · raw message

index f1de8ba483a9..50f2abfa1a60 100644
@@ -708,7 +708,7 @@ void wbt_enable_default(struct request_queue *q)
 		return;
 
 	/* Queue not registered? Maybe shutting down... */
-	if (!test_bit(QUEUE_FLAG_REGISTERED, &q->queue_flags))
+	if (!blk_queue_registered(q))
 		return;
 
 	if ((q->mq_ops && IS_ENABLED(CONFIG_BLK_WBT_MQ)) ||

index 1a5b67b57e6b..ae87e2a5f2bd 100644
@@ -244,7 +244,7 @@ int elevator_init_mq(struct request_queue *q);
 int elevator_switch_mq(struct request_queue *q,
 			      struct elevator_type *new_e);
 void elevator_exit(struct request_queue *, struct elevator_queue *);
-int elv_register_queue(struct request_queue *q);
+int elv_register_queue(struct request_queue *q, bool uevent);
 void elv_unregister_queue(struct request_queue *q);
 
 struct hd_struct *__disk_get_part(struct gendisk *disk, int partno);

index ddbcd36616a8..5b51bc5fad9f 100644
@@ -833,13 +833,16 @@ static struct kobj_type elv_ktype = {
 	.release	= elevator_release,
 };
 
-int elv_register_queue(struct request_queue *q)
+/*
+ * elv_register_queue is called from either blk_register_queue or
+ * elevator_switch, elevator switch is prevented from being happen
+ * in the two paths, so it is safe to not hold q->sysfs_lock.
+ */
+int elv_register_queue(struct request_queue *q, bool uevent)
 {
 	struct elevator_queue *e = q->elevator;
 	int error;
 
-	lockdep_assert_held(&q->sysfs_lock);
-
 	error = kobject_add(&e->kobj, &q->kobj, "%s", "iosched");
 	if (!error) {
 		struct elv_fs_entry *attr = e->type->elevator_attrs;

@@ -850,7 +853,9 @@ int elv_register_queue(struct request_queue *q)
 				attr++;
 			}
 		}
-		kobject_uevent(&e->kobj, KOBJ_ADD);
+		if (uevent)
+			kobject_uevent(&e->kobj, KOBJ_ADD);
+
 		e->registered = 1;
 		if (!e->uses_mq && e->type->ops.sq.elevator_registered_fn)
 			e->type->ops.sq.elevator_registered_fn(q);

@@ -858,15 +863,19 @@ int elv_register_queue(struct request_queue *q)
 	return error;
 }
 
+/*
+ * elv_unregister_queue is called from either blk_unregister_queue or
+ * elevator_switch, elevator switch is prevented from being happen
+ * in the two paths, so it is safe to not hold q->sysfs_lock.
+ */
 void elv_unregister_queue(struct request_queue *q)
 {
-	lockdep_assert_held(&q->sysfs_lock);
-
 	if (q) {
 		struct elevator_queue *e = q->elevator;
 
 		kobject_uevent(&e->kobj, KOBJ_REMOVE);
 		kobject_del(&e->kobj);
+
 		e->registered = 0;
 		/* Re-enable throttling in case elevator disabled it */
 		wbt_enable_default(q);

@@ -942,6 +951,7 @@ int elevator_switch_mq(struct request_queue *q,
 	if (q->elevator) {
 		if (q->elevator->registered)
 			elv_unregister_queue(q);
+
 		ioc_clear_queue(q);
 		elevator_exit(q, q->elevator);
 	}

@@ -951,7 +961,7 @@ int elevator_switch_mq(struct request_queue *q,
 		goto out;
 
 	if (new_e) {
-		ret = elv_register_queue(q);
+		ret = elv_register_queue(q, true);
 		if (ret) {
 			elevator_exit(q, q->elevator);
 			goto out;

@@ -1047,7 +1057,7 @@ static int elevator_switch(struct request_queue *q, struct elevator_type *new_e)
 	if (err)
 		goto fail_init;
 
-	err = elv_register_queue(q);
+	err = elv_register_queue(q, true);
 	if (err)
 		goto fail_register;
 

@@ -1067,7 +1077,7 @@ static int elevator_switch(struct request_queue *q, struct elevator_type *new_e)
 	/* switch failed, restore and re-register old elevator */
 	if (old) {
 		q->elevator = old;
-		elv_register_queue(q);
+		elv_register_queue(q, true);
 		blk_queue_bypass_end(q);
 	}
 

@@ -1083,7 +1093,7 @@ static int __elevator_change(struct request_queue *q, const char *name)
 	struct elevator_type *e;
 
 	/* Make sure queue is not in the middle of being removed */
-	if (!test_bit(QUEUE_FLAG_REGISTERED, &q->queue_flags))
+	if (!blk_queue_registered(q))
 		return -ENOENT;
 
 	/*

index 3a507b9e2568..e9f3f81c51f9 100644
@@ -157,7 +157,7 @@ static int __init blacklist_init(void)
 			      KEY_USR_VIEW | KEY_USR_READ |
 			      KEY_USR_SEARCH,
 			      KEY_ALLOC_NOT_IN_QUOTA |
-			      KEY_FLAG_KEEP,
+			      KEY_ALLOC_SET_KEEP,
 			      NULL, NULL);
 	if (IS_ERR(blacklist_keyring))
 		panic("Can't allocate system blacklist keyring\n");

index d3af8e8b0b5e..25711de44584 100644
@@ -71,6 +71,9 @@ int crypto_ecdh_decode_key(const char *buf, unsigned int len,
 	if (secret.type != CRYPTO_KPP_SECRET_TYPE_ECDH)
 		return -EINVAL;
 
+	if (unlikely(len < secret.len))
+		return -EINVAL;
+
 	ptr = ecdh_unpack_data(&params->curve_id, ptr, sizeof(params->curve_id));
 	ptr = ecdh_unpack_data(&params->key_size, ptr, sizeof(params->key_size));
 	if (secret.len != crypto_ecdh_key_len(params))

index b58850389094..c0325556a897 100644
@@ -269,7 +269,12 @@ static int __init acpi_configfs_init(void)
 
 	acpi_table_group = configfs_register_default_group(root, "table",
 							   &acpi_tables_type);
-	return PTR_ERR_OR_ZERO(acpi_table_group);
+	if (IS_ERR(acpi_table_group)) {
+		configfs_unregister_subsystem(&acpi_configfs);
+		return PTR_ERR(acpi_table_group);
+	}
+
+	return 0;
 }
 module_init(acpi_configfs_init);
 

87 lines not on this page · raw message

index 41b706403ef7..2380ebd9b7fd 100644
@@ -284,10 +284,11 @@ static int amba_remove(struct device *dev)
 {
 	struct amba_device *pcdev = to_amba_device(dev);
 	struct amba_driver *drv = to_amba_driver(dev->driver);
-	int ret;
+	int ret = 0;
 
 	pm_runtime_get_sync(dev);
-	ret = drv->remove(pcdev);
+	if (drv->remove)
+		ret = drv->remove(pcdev);
 	pm_runtime_put_noidle(dev);
 
 	/* Undo the runtime PM settings in amba_probe() */

@@ -304,7 +305,9 @@ static int amba_remove(struct device *dev)
 static void amba_shutdown(struct device *dev)
 {
 	struct amba_driver *drv = to_amba_driver(dev->driver);
-	drv->shutdown(to_amba_device(dev));
+
+	if (drv->shutdown)
+		drv->shutdown(to_amba_device(dev));
 }
 
 /**

@@ -317,12 +320,13 @@ static void amba_shutdown(struct device *dev)
  */
 int amba_driver_register(struct amba_driver *drv)
 {
-	drv->drv.bus = &amba_bustype;
+	if (!drv->probe)
+		return -EINVAL;
 
-#define SETFN(fn)	if (drv->fn) drv->drv.fn = amba_##fn
-	SETFN(probe);
-	SETFN(remove);
-	SETFN(shutdown);
+	drv->drv.bus = &amba_bustype;
+	drv->drv.probe = amba_probe;
+	drv->drv.remove = amba_remove;
+	drv->drv.shutdown = amba_shutdown;
 
 	return driver_register(&drv->drv);
 }

index 0192cab1b862..e58b336d1324 100644
@@ -370,6 +370,10 @@ static int brcm_ahci_resume(struct device *dev)
 	if (ret)
 		return ret;
 
+	ret = ahci_platform_enable_regulators(hpriv);
+	if (ret)
+		goto out_disable_clks;
+
 	brcm_sata_init(priv);
 	brcm_sata_phys_enable(priv);
 	brcm_sata_alpm_init(hpriv);

@@ -399,6 +403,8 @@ static int brcm_ahci_resume(struct device *dev)
 	ahci_platform_disable_phys(hpriv);
 out_disable_phys:
 	brcm_sata_phys_disable(priv);
+	ahci_platform_disable_regulators(hpriv);
+out_disable_clks:
 	ahci_platform_disable_clks(hpriv);
 	return ret;
 }

@@ -471,6 +477,10 @@ static int brcm_ahci_probe(struct platform_device *pdev)
 	if (ret)
 		goto out_reset;
 
+	ret = ahci_platform_enable_regulators(hpriv);
+	if (ret)
+		goto out_disable_clks;
+
 	/* Must be first so as to configure endianness including that
 	 * of the standard AHCI register space.
 	 */

@@ -480,7 +490,7 @@ static int brcm_ahci_probe(struct platform_device *pdev)
 	priv->port_mask = brcm_ahci_get_portmask(hpriv, priv);
 	if (!priv->port_mask) {
 		ret = -ENODEV;
-		goto out_disable_clks;
+		goto out_disable_regulators;
 	}
 
 	/* Must be done before ahci_platform_enable_phys() */

@@ -505,6 +515,8 @@ static int brcm_ahci_probe(struct platform_device *pdev)
 	ahci_platform_disable_phys(hpriv);
 out_disable_phys:
 	brcm_sata_phys_disable(priv);
+out_disable_regulators:
+	ahci_platform_disable_regulators(hpriv);
 out_disable_clks:
 	ahci_platform_disable_clks(hpriv);
 out_reset:

index 21393ec3b9a4..194370ae37dd 100644
@@ -117,8 +117,7 @@ static void ht16k33_fb_queue(struct ht16k33_priv *priv)
 {
 	struct ht16k33_fbdev *fbdev = &priv->fbdev;
 
-	schedule_delayed_work(&fbdev->work,
-			      msecs_to_jiffies(HZ / fbdev->refresh_rate));
+	schedule_delayed_work(&fbdev->work, HZ / fbdev->refresh_rate);
 }
 
 /*

index 50a66382d87d..e75168b941d0 100644
@@ -12,7 +12,7 @@ static int regmap_sdw_write(void *context, unsigned int reg, unsigned int val)
 	struct device *dev = context;
 	struct sdw_slave *slave = dev_to_sdw_dev(dev);
 
-	return sdw_write(slave, reg, val);
+	return sdw_write_no_pm(slave, reg, val);
 }
 
 static int regmap_sdw_read(void *context, unsigned int reg, unsigned int *val)

@@ -21,7 +21,7 @@ static int regmap_sdw_read(void *context, unsigned int reg, unsigned int *val)
 	struct sdw_slave *slave = dev_to_sdw_dev(dev);
 	int read;
 
-	read = sdw_read(slave, reg);
+	read = sdw_read_no_pm(slave, reg);
 	if (read < 0)
 		return read;
 

index bf222c4b2f82..56d4c7df9185 100644
@@ -4074,21 +4074,22 @@ static int floppy_open(struct block_device *bdev, fmode_t mode)
 	if (UFDCS->rawcmd == 1)
 		UFDCS->rawcmd = 2;
 
-	if (!(mode & FMODE_NDELAY)) {
-		if (mode & (FMODE_READ|FMODE_WRITE)) {
-			UDRS->last_checked = 0;
-			clear_bit(FD_OPEN_SHOULD_FAIL_BIT, &UDRS->flags);
-			check_disk_change(bdev);
-			if (test_bit(FD_DISK_CHANGED_BIT, &UDRS->flags))
-				goto out;
-			if (test_bit(FD_OPEN_SHOULD_FAIL_BIT, &UDRS->flags))
-				goto out;
-		}
-		res = -EROFS;
-		if ((mode & FMODE_WRITE) &&
-		    !test_bit(FD_DISK_WRITABLE_BIT, &UDRS->flags))
+	if (mode & (FMODE_READ|FMODE_WRITE)) {
+		UDRS->last_checked = 0;
+		clear_bit(FD_OPEN_SHOULD_FAIL_BIT, &UDRS->flags);
+		check_disk_change(bdev);
+		if (test_bit(FD_DISK_CHANGED_BIT, &UDRS->flags))
+			goto out;
+		if (test_bit(FD_OPEN_SHOULD_FAIL_BIT, &UDRS->flags))
 			goto out;
 	}
+
+	res = -EROFS;
+
+	if ((mode & FMODE_WRITE) &&
+			!test_bit(FD_DISK_WRITABLE_BIT, &UDRS->flags))
+		goto out;
+
 	mutex_unlock(&open_lock);
 	mutex_unlock(&floppy_mutex);
 	return 0;

index 7df3eed1ef5e..874172aa8e41 100644
@@ -166,8 +166,10 @@ static int btqcomsmd_probe(struct platform_device *pdev)
 
 	btq->cmd_channel = qcom_wcnss_open_channel(wcnss, "APPS_RIVA_BT_CMD",
 						   btqcomsmd_cmd_callback, btq);
-	if (IS_ERR(btq->cmd_channel))
-		return PTR_ERR(btq->cmd_channel);
+	if (IS_ERR(btq->cmd_channel)) {
+		ret = PTR_ERR(btq->cmd_channel);
+		goto destroy_acl_channel;
+	}
 
 	/* The local-bd-address property is usually injected by the
 	 * bootloader which has access to the allocated BD address.

@@ -179,8 +181,10 @@ static int btqcomsmd_probe(struct platform_device *pdev)
 	}
 
 	hdev = hci_alloc_dev();
-	if (!hdev)
-		return -ENOMEM;
+	if (!hdev) {
+		ret = -ENOMEM;
+		goto destroy_cmd_channel;
+	}
 
 	hci_set_drvdata(hdev, btq);
 	btq->hdev = hdev;

@@ -194,14 +198,21 @@ static int btqcomsmd_probe(struct platform_device *pdev)
 	hdev->set_bdaddr = qca_set_bdaddr_rome;
 
 	ret = hci_register_dev(hdev);
-	if (ret < 0) {
-		hci_free_dev(hdev);
-		return ret;
-	}
+	if (ret < 0)
+		goto hci_free_dev;
 
 	platform_set_drvdata(pdev, btq);
 
 	return 0;
+
+hci_free_dev:
+	hci_free_dev(hdev);
+destroy_cmd_channel:
+	rpmsg_destroy_ept(btq->cmd_channel);
+destroy_acl_channel:
+	rpmsg_destroy_ept(btq->acl_channel);
+
+	return ret;
 }
 
 static int btqcomsmd_remove(struct platform_device *pdev)

index f615684028af..ba01f24db6db 100644
@@ -72,7 +72,7 @@ static int timeriomem_rng_read(struct hwrng *hwrng, void *data,
 		 */
 		if (retval > 0)
 			usleep_range(period_us,
-					period_us + min(1, period_us / 100));
+					period_us + max(1, period_us / 100));
 
 		*(u32 *)data = readl(priv->io_base);
 		retval += sizeof(u32);

index 98925d49c96b..297a716f5a56 100644
@@ -2071,7 +2071,7 @@ static long random_ioctl(struct file *f, unsigned int cmd, unsigned long arg)
 			return -EPERM;
 		if (crng_init < 2)
 			return -ENODATA;
-		crng_reseed(&primary_crng, NULL);
+		crng_reseed(&primary_crng, &input_pool);
 		crng_global_init_time = jiffies - 1;
 		return 0;
 	default:

68 lines not on this page · raw message

index 3e04617ac47f..6fdad22a583d 100644
@@ -197,7 +197,7 @@ static int meson_clk_pll_set_rate(struct clk_hw *hw, unsigned long rate,
 	if (parent_rate == 0 || rate == 0)
 		return -EINVAL;
 
-	old_rate = rate;
+	old_rate = clk_hw_get_rate(hw);
 
 	pllt = meson_clk_get_pll_settings(rate, pll);
 	if (!pllt)

341 lines not on this page · raw message

index d425b47cef17..1197ace59124 100644
@@ -223,7 +223,7 @@ static const char * const psi_ahb1_ahb2_parents[] = { "osc24M", "osc32k",
 static SUNXI_CCU_MP_WITH_MUX(psi_ahb1_ahb2_clk, "psi-ahb1-ahb2",
 			     psi_ahb1_ahb2_parents,
 			     0x510,
-			     0, 5,	/* M */
+			     0, 2,	/* M */
 			     8, 2,	/* P */
 			     24, 2,	/* mux */
 			     0);

@@ -232,19 +232,19 @@ static const char * const ahb3_apb1_apb2_parents[] = { "osc24M", "osc32k",
 						       "psi-ahb1-ahb2",
 						       "pll-periph0" };
 static SUNXI_CCU_MP_WITH_MUX(ahb3_clk, "ahb3", ahb3_apb1_apb2_parents, 0x51c,
-			     0, 5,	/* M */
+			     0, 2,	/* M */
 			     8, 2,	/* P */
 			     24, 2,	/* mux */
 			     0);
 
 static SUNXI_CCU_MP_WITH_MUX(apb1_clk, "apb1", ahb3_apb1_apb2_parents, 0x520,
-			     0, 5,	/* M */
+			     0, 2,	/* M */
 			     8, 2,	/* P */
 			     24, 2,	/* mux */
 			     0);
 
 static SUNXI_CCU_MP_WITH_MUX(apb2_clk, "apb2", ahb3_apb1_apb2_parents, 0x524,
-			     0, 5,	/* M */
+			     0, 2,	/* M */
 			     8, 2,	/* P */
 			     24, 2,	/* mux */
 			     0);

@@ -662,7 +662,7 @@ static struct ccu_mux hdmi_cec_clk = {
 
 	.common		= {
 		.reg		= 0xb10,
-		.features	= CCU_FEATURE_VARIABLE_PREDIV,
+		.features	= CCU_FEATURE_FIXED_PREDIV,
 		.hw.init	= CLK_HW_INIT_PARENTS("hdmi-cec",
 						      hdmi_cec_parents,
 						      &ccu_mux_ops,

index f6ddae30933f..dae8c0c2e606 100644
@@ -138,10 +138,7 @@ static void mxs_irq_clear(char *state)
 
 	/* Clear pending interrupt */
 	timrot_irq_acknowledge();
-
-#ifdef DEBUG
-	pr_info("%s: changing mode to %s\n", __func__, state)
-#endif /* DEBUG */
+	pr_debug("%s: changing mode to %s\n", __func__, state);
 }
 
 static int mxs_shutdown(struct clock_event_device *evt)

index 77b0e5d0fb13..a3c82f530d60 100644
@@ -566,6 +566,16 @@ static int brcm_avs_prepare_init(struct platform_device *pdev)
 	return ret;
 }
 
+static void brcm_avs_prepare_uninit(struct platform_device *pdev)
+{
+	struct private_data *priv;
+
+	priv = platform_get_drvdata(pdev);
+
+	iounmap(priv->avs_intr_base);
+	iounmap(priv->base);
+}
+
 static int brcm_avs_cpufreq_init(struct cpufreq_policy *policy)
 {
 	struct cpufreq_frequency_table *freq_table;

@@ -701,21 +711,21 @@ static int brcm_avs_cpufreq_probe(struct platform_device *pdev)
 
 	brcm_avs_driver.driver_data = pdev;
 
-	return cpufreq_register_driver(&brcm_avs_driver);
+	ret = cpufreq_register_driver(&brcm_avs_driver);
+	if (ret)
+		brcm_avs_prepare_uninit(pdev);
+
+	return ret;
 }
 
 static int brcm_avs_cpufreq_remove(struct platform_device *pdev)
 {
-	struct private_data *priv;
 	int ret;
 
 	ret = cpufreq_unregister_driver(&brcm_avs_driver);
-	if (ret)
-		return ret;
+	WARN_ON(ret);
 
-	priv = platform_get_drvdata(pdev);
-	iounmap(priv->base);
-	iounmap(priv->avs_intr_base);
+	brcm_avs_prepare_uninit(pdev);
 
 	return 0;
 }

index 864a7e8ebdfc..c2d222f97db7 100644
@@ -1420,11 +1420,9 @@ static void intel_pstate_max_within_limits(struct cpudata *cpu)
 static void intel_pstate_get_cpu_pstates(struct cpudata *cpu)
 {
 	cpu->pstate.min_pstate = pstate_funcs.get_min();
-	cpu->pstate.max_pstate = pstate_funcs.get_max();
 	cpu->pstate.max_pstate_physical = pstate_funcs.get_max_physical();
 	cpu->pstate.turbo_pstate = pstate_funcs.get_turbo();
 	cpu->pstate.scaling = pstate_funcs.get_scaling();
-	cpu->pstate.max_freq = cpu->pstate.max_pstate * cpu->pstate.scaling;
 
 	if (hwp_active && !hwp_mode_bdw) {
 		unsigned int phy_max, current_max;

@@ -1432,9 +1430,12 @@ static void intel_pstate_get_cpu_pstates(struct cpudata *cpu)
 		intel_pstate_get_hwp_max(cpu->cpu, &phy_max, &current_max);
 		cpu->pstate.turbo_freq = phy_max * cpu->pstate.scaling;
 		cpu->pstate.turbo_pstate = phy_max;
+		cpu->pstate.max_pstate = HWP_GUARANTEED_PERF(READ_ONCE(cpu->hwp_cap_cached));
 	} else {
 		cpu->pstate.turbo_freq = cpu->pstate.turbo_pstate * cpu->pstate.scaling;
+		cpu->pstate.max_pstate = pstate_funcs.get_max();
 	}
+	cpu->pstate.max_freq = cpu->pstate.max_pstate * cpu->pstate.scaling;
 
 	if (pstate_funcs.get_aperf_mperf_shift)
 		cpu->aperf_mperf_shift = pstate_funcs.get_aperf_mperf_shift();

index c2736274ad63..c63992fbbc98 100644
@@ -52,7 +52,7 @@
 
 /* ================= Device Structure ================== */
 
-struct device_private iproc_priv;
+struct bcm_device_private iproc_priv;
 
 /* ==================== Parameters ===================== */
 

index 763c425c41ca..36452d26c7c5 100644
@@ -431,7 +431,7 @@ struct spu_hw {
 	u32 num_chan;
 };
 
-struct device_private {
+struct bcm_device_private {
 	struct platform_device *pdev;
 
 	struct spu_hw spu;

@@ -478,6 +478,6 @@ struct device_private {
 	struct mbox_chan **mbox;
 };
 
-extern struct device_private iproc_priv;
+extern struct bcm_device_private iproc_priv;
 
 #endif

index a912c6ad3e85..f96d1dade010 100644
@@ -400,7 +400,7 @@ char *spu_alg_name(enum spu_cipher_alg alg, enum spu_cipher_mode mode)
 static ssize_t spu_debugfs_read(struct file *filp, char __user *ubuf,
 				size_t count, loff_t *offp)
 {
-	struct device_private *ipriv;
+	struct bcm_device_private *ipriv;
 	char *buf;
 	ssize_t ret, out_offset, out_count;
 	int i;

index 4282d8a4eae4..ef7261072434 100644
@@ -53,9 +53,6 @@
 #define MIN_RCV_WND (24 * 1024U)
 #define LOOPBACK(x)     (((x) & htonl(0xff000000)) == htonl(0x7f000000))
 
-/* ulp_mem_io + ulptx_idata + payload + padding */
-#define MAX_IMM_ULPTX_WR_LEN (32 + 8 + 256 + 8)
-
 /* for TX: a skb must have a headroom of at least TX_HEADER_LEN bytes */
 #define TX_HEADER_LEN \
 	(sizeof(struct fw_ofld_tx_data_wr) + sizeof(struct sge_opaque_hdr))

249 lines not on this page · raw message

index c70a7c4f5b73..7a55baa861e5 100644
@@ -1066,11 +1066,12 @@ static void ipsec_esp_decrypt_hwauth_done(struct device *dev,
  */
 static int sg_to_link_tbl_offset(struct scatterlist *sg, int sg_count,
 				 unsigned int offset, int datalen, int elen,
-				 struct talitos_ptr *link_tbl_ptr)
+				 struct talitos_ptr *link_tbl_ptr, int align)
 {
 	int n_sg = elen ? sg_count + 1 : sg_count;
 	int count = 0;
 	int cryptlen = datalen + elen;
+	int padding = ALIGN(cryptlen, align) - cryptlen;
 
 	while (cryptlen && sg && n_sg--) {
 		unsigned int len = sg_dma_len(sg);

@@ -1094,7 +1095,7 @@ static int sg_to_link_tbl_offset(struct scatterlist *sg, int sg_count,
 			offset += datalen;
 		}
 		to_talitos_ptr(link_tbl_ptr + count,
-			       sg_dma_address(sg) + offset, len, 0);
+			       sg_dma_address(sg) + offset, sg_next(sg) ? len : len + padding, 0);
 		to_talitos_ptr_ext_set(link_tbl_ptr + count, 0, 0);
 		count++;
 		cryptlen -= len;

@@ -1117,10 +1118,11 @@ static int talitos_sg_map_ext(struct device *dev, struct scatterlist *src,
 			      unsigned int len, struct talitos_edesc *edesc,
 			      struct talitos_ptr *ptr, int sg_count,
 			      unsigned int offset, int tbl_off, int elen,
-			      bool force)
+			      bool force, int align)
 {
 	struct talitos_private *priv = dev_get_drvdata(dev);
 	bool is_sec1 = has_ftr_sec1(priv);
+	int aligned_len = ALIGN(len, align);
 
 	if (!src) {
 		to_talitos_ptr(ptr, 0, 0, is_sec1);

@@ -1128,22 +1130,22 @@ static int talitos_sg_map_ext(struct device *dev, struct scatterlist *src,
 	}
 	to_talitos_ptr_ext_set(ptr, elen, is_sec1);
 	if (sg_count == 1 && !force) {
-		to_talitos_ptr(ptr, sg_dma_address(src) + offset, len, is_sec1);
+		to_talitos_ptr(ptr, sg_dma_address(src) + offset, aligned_len, is_sec1);
 		return sg_count;
 	}
 	if (is_sec1) {
-		to_talitos_ptr(ptr, edesc->dma_link_tbl + offset, len, is_sec1);
+		to_talitos_ptr(ptr, edesc->dma_link_tbl + offset, aligned_len, is_sec1);
 		return sg_count;
 	}
 	sg_count = sg_to_link_tbl_offset(src, sg_count, offset, len, elen,
-					 &edesc->link_tbl[tbl_off]);
+					 &edesc->link_tbl[tbl_off], align);
 	if (sg_count == 1 && !force) {
 		/* Only one segment now, so no link tbl needed*/
 		copy_talitos_ptr(ptr, &edesc->link_tbl[tbl_off], is_sec1);
 		return sg_count;
 	}
 	to_talitos_ptr(ptr, edesc->dma_link_tbl +
-			    tbl_off * sizeof(struct talitos_ptr), len, is_sec1);
+			    tbl_off * sizeof(struct talitos_ptr), aligned_len, is_sec1);
 	to_talitos_ptr_ext_or(ptr, DESC_PTR_LNKTBL_JUMP, is_sec1);
 
 	return sg_count;

@@ -1155,7 +1157,7 @@ static int talitos_sg_map(struct device *dev, struct scatterlist *src,
 			  unsigned int offset, int tbl_off)
 {
 	return talitos_sg_map_ext(dev, src, len, edesc, ptr, sg_count, offset,
-				  tbl_off, 0, false);
+				  tbl_off, 0, false, 1);
 }
 
 /*

@@ -1224,7 +1226,7 @@ static int ipsec_esp(struct talitos_edesc *edesc, struct aead_request *areq,
 
 	ret = talitos_sg_map_ext(dev, areq->src, cryptlen, edesc, &desc->ptr[4],
 				 sg_count, areq->assoclen, tbl_off, elen,
-				 false);
+				 false, 1);
 
 	if (ret > 1) {
 		tbl_off += ret;

@@ -1244,7 +1246,7 @@ static int ipsec_esp(struct talitos_edesc *edesc, struct aead_request *areq,
 		elen = 0;
 	ret = talitos_sg_map_ext(dev, areq->dst, cryptlen, edesc, &desc->ptr[5],
 				 sg_count, areq->assoclen, tbl_off, elen,
-				 is_ipsec_esp && !encrypt);
+				 is_ipsec_esp && !encrypt, 1);
 	tbl_off += ret;
 
 	/* ICV data */

@@ -1554,6 +1556,8 @@ static int common_nonsnoop(struct talitos_edesc *edesc,
 	bool sync_needed = false;
 	struct talitos_private *priv = dev_get_drvdata(dev);
 	bool is_sec1 = has_ftr_sec1(priv);
+	bool is_ctr = (desc->hdr & DESC_HDR_SEL0_MASK) == DESC_HDR_SEL0_AESU &&
+		      (desc->hdr & DESC_HDR_MODE0_AESU_MASK) == DESC_HDR_MODE0_AESU_CTR;
 
 	/* first DWORD empty */
 

@@ -1574,8 +1578,8 @@ static int common_nonsnoop(struct talitos_edesc *edesc,
 	/*
 	 * cipher in
 	 */
-	sg_count = talitos_sg_map(dev, areq->src, cryptlen, edesc,
-				  &desc->ptr[3], sg_count, 0, 0);
+	sg_count = talitos_sg_map_ext(dev, areq->src, cryptlen, edesc, &desc->ptr[3],
+				      sg_count, 0, 0, 0, false, is_ctr ? 16 : 1);
 	if (sg_count > 1)
 		sync_needed = true;
 

index cb0137e131cc..16f96c57de34 100644
@@ -377,6 +377,7 @@ static inline bool has_ftr_sec1(struct talitos_private *priv)
 
 /* primary execution unit mode (MODE0) and derivatives */
 #define	DESC_HDR_MODE0_ENCRYPT		cpu_to_be32(0x00100000)
+#define	DESC_HDR_MODE0_AESU_MASK	cpu_to_be32(0x00600000)
 #define	DESC_HDR_MODE0_AESU_CBC		cpu_to_be32(0x00200000)
 #define	DESC_HDR_MODE0_AESU_CTR		cpu_to_be32(0x00600000)
 #define	DESC_HDR_MODE0_DEU_CBC		cpu_to_be32(0x00400000)

index 1117b5123a6f..e7ca3175dbc3 100644
@@ -1218,6 +1218,7 @@ static int fsldma_of_probe(struct platform_device *op)
 {
 	struct fsldma_device *fdev;
 	struct device_node *child;
+	unsigned int i;
 	int err;
 
 	fdev = kzalloc(sizeof(*fdev), GFP_KERNEL);

@@ -1296,6 +1297,10 @@ static int fsldma_of_probe(struct platform_device *op)
 	return 0;
 
 out_free_fdev:
+	for (i = 0; i < FSL_DMA_MAX_CHANS_PER_DEVICE; i++) {
+		if (fdev->chan[i])
+			fsl_dma_chan_remove(fdev->chan[i]);
+	}
 	irq_dispose_mapping(fdev->irq);
 	iounmap(fdev->regs);
 out_free:

@@ -1318,6 +1323,7 @@ static int fsldma_of_remove(struct platform_device *op)
 		if (fdev->chan[i])
 			fsl_dma_chan_remove(fdev->chan[i]);
 	}
+	irq_dispose_mapping(fdev->irq);
 
 	iounmap(fdev->regs);
 	kfree(fdev);

index ad45cd344bba..78836526d2e0 100644
@@ -29,22 +29,12 @@
 static irqreturn_t hsu_pci_irq(int irq, void *dev)
 {
 	struct hsu_dma_chip *chip = dev;
-	struct pci_dev *pdev = to_pci_dev(chip->dev);
 	u32 dmaisr;
 	u32 status;
 	unsigned short i;
 	int ret = 0;
 	int err;
 
-	/*
-	 * On Intel Tangier B0 and Anniedale the interrupt line, disregarding
-	 * to have different numbers, is shared between HSU DMA and UART IPs.
-	 * Thus on such SoCs we are expecting that IRQ handler is called in
-	 * UART driver only.
-	 */
-	if (pdev->device == PCI_DEVICE_ID_INTEL_MRFLD_HSU_DMA)
-		return IRQ_HANDLED;
-
 	dmaisr = readl(chip->regs + HSU_PCI_DMAISR);
 	for (i = 0; i < chip->hsu->nr_channels; i++) {
 		if (dmaisr & 0x1) {

@@ -108,6 +98,17 @@ static int hsu_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id)
 	if (ret)
 		goto err_register_irq;
 
+	/*
+	 * On Intel Tangier B0 and Anniedale the interrupt line, disregarding
+	 * to have different numbers, is shared between HSU DMA and UART IPs.
+	 * Thus on such SoCs we are expecting that IRQ handler is called in
+	 * UART driver only. Instead of handling the spurious interrupt
+	 * from HSU DMA here and waste CPU time and delay HSU UART interrupt
+	 * handling, disable the interrupt entirely.
+	 */
+	if (pdev->device == PCI_DEVICE_ID_INTEL_MRFLD_HSU_DMA)
+		disable_irq_nosync(chip->irq);
+
 	pci_set_drvdata(pdev, chip);
 
 	return 0;

index 7ff04bf04b31..da5050ab7f38 100644
@@ -932,6 +932,7 @@ static int owl_dma_remove(struct platform_device *pdev)
 	owl_dma_free(od);
 
 	clk_disable_unprepare(od->clk);
+	dma_pool_destroy(od->lli_pool);
 
 	return 0;
 }

index 68a35b65925a..d3fcc0d15eb8 100644
@@ -357,7 +357,7 @@ static int pcf857x_probe(struct i2c_client *client,
 	 * reset state.  Otherwise it flags pins to be driven low.
 	 */
 	gpio->out = ~n_latch;
-	gpio->status = gpio->out;
+	gpio->status = gpio->read(gpio->client);
 
 	status = devm_gpiochip_add_data(&client->dev, &gpio->chip, gpio);
 	if (status < 0)

index e63a253eb425..cbb969a870f6 100644
@@ -617,7 +617,7 @@ static ssize_t amdgpu_get_pp_dpm_sclk(struct device *dev,
 static ssize_t amdgpu_read_mask(const char *buf, size_t count, uint32_t *mask)
 {
 	int ret;
-	long level;
+	unsigned long level;
 	char *sub_str = NULL;
 	char *tmp;
 	char buf_cpy[AMDGPU_MASK_BUF_MAX + 1];

@@ -633,8 +633,8 @@ static ssize_t amdgpu_read_mask(const char *buf, size_t count, uint32_t *mask)
 	while (tmp[0]) {
 		sub_str = strsep(&tmp, delimiter);
 		if (strlen(sub_str)) {
-			ret = kstrtol(sub_str, 0, &level);
-			if (ret)
+			ret = kstrtoul(sub_str, 0, &level);
+			if (ret || level > 31)
 				return -EINVAL;
 			*mask |= 1 << level;
 		} else

index 7206a0025b17..db9907fb99f3 100644
@@ -21,7 +21,7 @@
  *
  */
 
-#if !defined(_AMDGPU_TRACE_H) || defined(TRACE_HEADER_MULTI_READ)
+#if !defined(_AMDGPU_TRACE_H_) || defined(TRACE_HEADER_MULTI_READ)
 #define _AMDGPU_TRACE_H_
 
 #include <linux/stringify.h>

index ab63d0d0304c..6fd57cfb112f 100644
@@ -429,12 +429,12 @@ static void set_clamp(
 		clamp_max = 0x3FC0;
 		break;
 	case COLOR_DEPTH_101010:
-		/* 10bit MSB aligned on 14 bit bus '11 1111 1111 1100' */
-		clamp_max = 0x3FFC;
+		/* 10bit MSB aligned on 14 bit bus '11 1111 1111 0000' */
+		clamp_max = 0x3FF0;
 		break;
 	case COLOR_DEPTH_121212:
-		/* 12bit MSB aligned on 14 bit bus '11 1111 1111 1111' */
-		clamp_max = 0x3FFF;
+		/* 12bit MSB aligned on 14 bit bus '11 1111 1111 1100' */
+		clamp_max = 0x3FFC;
 		break;
 	default:
 		clamp_max = 0x3FC0;

index e28107061148..fc9a34ed58bd 100644
@@ -279,11 +279,8 @@ int oaktrail_hdmi_i2c_init(struct pci_dev *dev)
 	hdmi_dev = pci_get_drvdata(dev);
 
 	i2c_dev = kzalloc(sizeof(struct hdmi_i2c_dev), GFP_KERNEL);
-	if (i2c_dev == NULL) {
-		DRM_ERROR("Can't allocate interface\n");
-		ret = -ENOMEM;
-		goto exit;
-	}
+	if (!i2c_dev)
+		return -ENOMEM;
 
 	i2c_dev->adap = &oaktrail_hdmi_i2c_adapter;
 	i2c_dev->status = I2C_STAT_INIT;

@@ -300,16 +297,23 @@ int oaktrail_hdmi_i2c_init(struct pci_dev *dev)
 			  oaktrail_hdmi_i2c_adapter.name, hdmi_dev);
 	if (ret) {
 		DRM_ERROR("Failed to request IRQ for I2C controller\n");
-		goto err;
+		goto free_dev;
 	}
 
 	/* Adapter registration */
 	ret = i2c_add_numbered_adapter(&oaktrail_hdmi_i2c_adapter);
-	return ret;
+	if (ret) {
+		DRM_ERROR("Failed to add I2C adapter\n");
+		goto free_irq;
+	}
 
-err:
+	return 0;
+
+free_irq:
+	free_irq(dev->irq, hdmi_dev);
+free_dev:
 	kfree(i2c_dev);
-exit:
+
 	return ret;
 }
 

index ac32ab5aa002..2fa3c7fc4b6d 100644
@@ -316,6 +316,8 @@ static int psb_driver_load(struct drm_device *dev, unsigned long flags)
 	if (ret)
 		goto out_err;
 
+	ret = -ENOMEM;
+
 	dev_priv->mmu = psb_mmu_driver_init(dev, 1, 0, 0);
 	if (!dev_priv->mmu)
 		goto out_err;

index 1ca6c69516f5..4c037d855b27 100644
@@ -147,7 +147,7 @@ const struct msm_dsi_phy_cfg dsi_phy_20nm_cfgs = {
 		.disable = dsi_20nm_phy_disable,
 		.init = msm_dsi_phy_init_common,
 	},
-	.io_start = { 0xfd998300, 0xfd9a0300 },
+	.io_start = { 0xfd998500, 0xfd9a0500 },
 	.num_dsi_phy = 2,
 };
 

index 05122167d9d8..9b66eb1d42c2 100644
@@ -93,7 +93,7 @@ EXPORT_SYMBOL_GPL(hid_register_report);
  * Register a new field for this report.
  */
 
-static struct hid_field *hid_register_field(struct hid_report *report, unsigned usages, unsigned values)
+static struct hid_field *hid_register_field(struct hid_report *report, unsigned usages)
 {
 	struct hid_field *field;
 

@@ -104,7 +104,7 @@ static struct hid_field *hid_register_field(struct hid_report *report, unsigned
 
 	field = kzalloc((sizeof(struct hid_field) +
 			 usages * sizeof(struct hid_usage) +
-			 values * sizeof(unsigned)), GFP_KERNEL);
+			 usages * sizeof(unsigned)), GFP_KERNEL);
 	if (!field)
 		return NULL;
 

@@ -300,7 +300,7 @@ static int hid_add_field(struct hid_parser *parser, unsigned report_type, unsign
 	usages = max_t(unsigned, parser->local.usage_index,
 				 parser->global.report_count);
 
-	field = hid_register_field(report, usages, parser->global.report_count);
+	field = hid_register_field(report, usages);
 	if (!field)
 		return 0;
 

@@ -1128,6 +1128,9 @@ EXPORT_SYMBOL_GPL(hid_open_report);
 
 static s32 snto32(__u32 value, unsigned n)
 {
+	if (!value || !n)
+		return 0;
+
 	switch (n) {
 	case 8:  return ((__s8)value);
 	case 16: return ((__s16)value);

index da83884b90d2..274a55702784 100644
@@ -2557,7 +2557,12 @@ static void wacom_wac_finger_event(struct hid_device *hdev,
 		wacom_wac->hid_data.tipswitch = value;
 		break;
 	case HID_DG_CONTACTMAX:
-		features->touch_max = value;
+		if (!features->touch_max) {
+			features->touch_max = value;
+		} else {
+			hid_warn(hdev, "%s: ignoring attempt to overwrite non-zero touch_max "
+				 "%d -> %d\n", __func__, features->touch_max, value);
+		}
 		return;
 	}
 

index 7920b0d7e35a..ac9617671757 100644
@@ -1001,8 +1001,7 @@ static void vmbus_onoffer_rescind(struct vmbus_channel_message_header *hdr)
 			vmbus_device_unregister(channel->device_obj);
 			put_device(dev);
 		}
-	}
-	if (channel->primary_channel != NULL) {
+	} else if (channel->primary_channel != NULL) {
 		/*
 		 * Sub-channel is being rescinded. Following is the channel
 		 * close sequence when initiated from the driveri (refer to

index 826d32049996..2086a96307bf 100644
@@ -318,7 +318,7 @@ static int brcmstb_send_i2c_cmd(struct brcmstb_i2c_dev *dev,
 		goto cmd_out;
 	}
 
-	if ((CMD_RD || CMD_WR) &&
+	if ((cmd == CMD_RD || cmd == CMD_WR) &&
 	    bsc_readl(dev, iic_enable) & BSC_IIC_EN_NOACK_MASK) {
 		rc = -EREMOTEIO;
 		dev_dbg(dev->device, "controller received NOACK intr for %s\n",

index a18f3f8ad77f..471a824be86c 100644
@@ -366,6 +366,11 @@ static ssize_t ib_umad_read(struct file *filp, char __user *buf,
 
 	mutex_lock(&file->mutex);
 
+	if (file->agents_dead) {
+		mutex_unlock(&file->mutex);
+		return -EIO;
+	}
+
 	while (list_empty(&file->recv_list)) {
 		mutex_unlock(&file->mutex);
 

@@ -379,6 +384,11 @@ static ssize_t ib_umad_read(struct file *filp, char __user *buf,
 		mutex_lock(&file->mutex);
 	}
 
+	if (file->agents_dead) {
+		mutex_unlock(&file->mutex);
+		return -EIO;
+	}
+
 	packet = list_entry(file->recv_list.next, struct ib_umad_packet, list);
 	list_del(&packet->list);
 

@@ -508,7 +518,7 @@ static ssize_t ib_umad_write(struct file *filp, const char __user *buf,
 
 	agent = __get_agent(file, packet->mad.hdr.id);
 	if (!agent) {
-		ret = -EINVAL;
+		ret = -EIO;
 		goto err_up;
 	}
 

@@ -637,10 +647,14 @@ static __poll_t ib_umad_poll(struct file *filp, struct poll_table_struct *wait)
 	/* we will always be able to post a MAD send */
 	__poll_t mask = EPOLLOUT | EPOLLWRNORM;
 
+	mutex_lock(&file->mutex);
 	poll_wait(filp, &file->recv_wait, wait);
 
 	if (!list_empty(&file->recv_list))
 		mask |= EPOLLIN | EPOLLRDNORM;
+	if (file->agents_dead)
+		mask = EPOLLERR;
+	mutex_unlock(&file->mutex);
 
 	return mask;
 }

@@ -1257,6 +1271,7 @@ static void ib_umad_kill_port(struct ib_umad_port *port)
 	list_for_each_entry(file, &port->file_list, port_list) {
 		mutex_lock(&file->mutex);
 		file->agents_dead = 1;
+		wake_up_interruptible(&file->recv_wait);
 		mutex_unlock(&file->mutex);
 
 		for (id = 0; id < IB_UMAD_MAX_AGENTS; ++id)

index 4c90a007e09d..c89aec834972 100644
@@ -572,7 +572,9 @@ static void devx_obj_build_destroy_cmd(void *in, void *out, void *din,
 		MLX5_SET(general_obj_in_cmd_hdr, din, opcode, MLX5_CMD_OP_DESTROY_RQT);
 		break;
 	case MLX5_CMD_OP_CREATE_TIR:
-		MLX5_SET(general_obj_in_cmd_hdr, din, opcode, MLX5_CMD_OP_DESTROY_TIR);
+		*obj_id = MLX5_GET(create_tir_out, out, tirn);
+		MLX5_SET(destroy_tir_in, din, opcode, MLX5_CMD_OP_DESTROY_TIR);
+		MLX5_SET(destroy_tir_in, din, tirn, *obj_id);
 		break;
 	case MLX5_CMD_OP_CREATE_TIS:
 		MLX5_SET(general_obj_in_cmd_hdr, din, opcode, MLX5_CMD_OP_DESTROY_TIS);

index 7903bd5c639e..04bfc36cc8d7 100644
@@ -500,6 +500,11 @@ int rxe_send(struct rxe_pkt_info *pkt, struct sk_buff *skb)
 
 void rxe_loopback(struct sk_buff *skb)
 {
+	if (skb->protocol == htons(ETH_P_IP))
+		skb_pull(skb, sizeof(struct iphdr));
+	else
+		skb_pull(skb, sizeof(struct ipv6hdr));
+
 	rxe_rcv(skb);
 }
 

index b8f3e65402d1..d94e2c5bc317 100644
@@ -36,21 +36,26 @@
 #include "rxe.h"
 #include "rxe_loc.h"
 
+/* check that QP matches packet opcode type and is in a valid state */
 static int check_type_state(struct rxe_dev *rxe, struct rxe_pkt_info *pkt,
 			    struct rxe_qp *qp)
 {
+	unsigned int pkt_type;
+
 	if (unlikely(!qp->valid))
 		goto err1;
 
+	pkt_type = pkt->opcode & 0xe0;
+
 	switch (qp_type(qp)) {
 	case IB_QPT_RC:
-		if (unlikely((pkt->opcode & IB_OPCODE_RC) != 0)) {
+		if (unlikely(pkt_type != IB_OPCODE_RC)) {
 			pr_warn_ratelimited("bad qp type\n");
 			goto err1;
 		}
 		break;
 	case IB_QPT_UC:
-		if (unlikely(!(pkt->opcode & IB_OPCODE_UC))) {
+		if (unlikely(pkt_type != IB_OPCODE_UC)) {
 			pr_warn_ratelimited("bad qp type\n");
 			goto err1;
 		}

@@ -58,7 +63,7 @@ static int check_type_state(struct rxe_dev *rxe, struct rxe_pkt_info *pkt,
 	case IB_QPT_UD:
 	case IB_QPT_SMI:
 	case IB_QPT_GSI:
-		if (unlikely(!(pkt->opcode & IB_OPCODE_UD))) {
+		if (unlikely(pkt_type != IB_OPCODE_UD)) {
 			pr_warn_ratelimited("bad qp type\n");
 			goto err1;
 		}

index 4c1e427dfabb..7ef6e1c165e3 100644
@@ -460,7 +460,7 @@ static int joydev_handle_JSIOCSAXMAP(struct joydev *joydev,
 	if (IS_ERR(abspam))
 		return PTR_ERR(abspam);
 
-	for (i = 0; i < joydev->nabs; i++) {
+	for (i = 0; i < len && i < joydev->nabs; i++) {
 		if (abspam[i] > ABS_MAX) {
 			retval = -EINVAL;
 			goto out;

@@ -484,6 +484,9 @@ static int joydev_handle_JSIOCSBTNMAP(struct joydev *joydev,
 	int i;
 	int retval = 0;
 
+	if (len % sizeof(*keypam))
+		return -EINVAL;
+
 	len = min(len, sizeof(joydev->keypam));
 
 	/* Validate the map. */

@@ -491,7 +494,7 @@ static int joydev_handle_JSIOCSBTNMAP(struct joydev *joydev,
 	if (IS_ERR(keypam))
 		return PTR_ERR(keypam);
 
-	for (i = 0; i < joydev->nkey; i++) {
+	for (i = 0; i < (len / 2) && i < joydev->nkey; i++) {
 		if (keypam[i] > KEY_MAX || keypam[i] < BTN_MISC) {
 			retval = -EINVAL;
 			goto out;

index ef4e8423843f..eacb8af8b4fc 100644
@@ -319,6 +319,7 @@ static const struct xpad_device {
 	{ 0x1bad, 0xfd00, "Razer Onza TE", 0, XTYPE_XBOX360 },
 	{ 0x1bad, 0xfd01, "Razer Onza", 0, XTYPE_XBOX360 },
 	{ 0x20d6, 0x2001, "BDA Xbox Series X Wired Controller", 0, XTYPE_XBOXONE },
+	{ 0x20d6, 0x2009, "PowerA Enhanced Wired Controller for Xbox Series X|S", 0, XTYPE_XBOXONE },
 	{ 0x20d6, 0x281f, "PowerA Wired Controller For Xbox 360", 0, XTYPE_XBOX360 },
 	{ 0x2e24, 0x0652, "Hyperkin Duke X-Box One pad", 0, XTYPE_XBOXONE },
 	{ 0x24c6, 0x5000, "Razer Atrox Arcade Stick", MAP_TRIGGERS_TO_BUTTONS, XTYPE_XBOX360 },

index 844875df8cad..0463ab79160b 100644
@@ -592,6 +592,10 @@ static const struct dmi_system_id i8042_dmi_noselftest_table[] = {
 			DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 			DMI_MATCH(DMI_CHASSIS_TYPE, "10"), /* Notebook */
 		},
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
+			DMI_MATCH(DMI_CHASSIS_TYPE, "31"), /* Convertible Notebook */
+		},
 	},
 	{ }
 };

index 7f2942f3cec6..0f3146bcfcd0 100644
@@ -345,8 +345,10 @@ static int elo_connect(struct serio *serio, struct serio_driver *drv)
 	switch (elo->id) {
 
 	case 0: /* 10-byte protocol */
-		if (elo_setup_10(elo))
+		if (elo_setup_10(elo)) {
+			err = -EIO;
 			goto fail3;
+		}
 
 		break;
 

index 05c1054330b7..1a8c7403cfe6 100644
@@ -419,6 +419,7 @@ static int raydium_i2c_write_object(struct i2c_client *client,
 				    enum raydium_bl_ack state)
 {
 	int error;
+	static const u8 cmd[] = { 0xFF, 0x39 };
 
 	error = raydium_i2c_send(client, RM_CMD_BOOT_WRT, data, len);
 	if (error) {

@@ -427,7 +428,7 @@ static int raydium_i2c_write_object(struct i2c_client *client,
 		return error;
 	}
 
-	error = raydium_i2c_send(client, RM_CMD_BOOT_ACK, NULL, 0);
+	error = raydium_i2c_send(client, RM_CMD_BOOT_ACK, cmd, sizeof(cmd));
 	if (error) {
 		dev_err(&client->dev, "Ack obj command failed: %d\n", error);
 		return error;

index caa3aca2ea54..d5956854ac98 100644
@@ -778,6 +778,7 @@ static int sur40_probe(struct usb_interface *interface,
 		dev_err(&interface->dev,
 			"Unable to register video controls.");
 		v4l2_ctrl_handler_free(&sur40->hdl);
+		error = sur40->hdl.error;
 		goto err_unreg_v4l2;
 	}
 

index 7e426e4d1352..8cda3f7ddbae 100644
@@ -110,6 +110,10 @@ struct mapped_device {
 	/* zero-length flush that will be cloned and submitted to targets */
 	struct bio flush_bio;
 
+	int swap_bios;
+	struct semaphore swap_bios_semaphore;
+	struct mutex swap_bios_lock;
+
 	struct dm_stats stats;
 
 	struct kthread_worker kworker;

index 07661c3c1513..85559f772d0d 100644
@@ -2852,6 +2852,7 @@ static int crypt_ctr(struct dm_target *ti, unsigned int argc, char **argv)
 	wake_up_process(cc->write_thread);
 
 	ti->num_flush_bios = 1;
+	ti->limit_swap_bios = true;
 
 	return 0;
 

243 lines not on this page · raw message

118 lines not on this page · raw message

index 53dd30d96e69..62dfdcb6e0bd 100644
@@ -2081,7 +2081,8 @@ static int ov5670_init_controls(struct ov5670 *ov5670)
 
 	/* By default, V4L2_CID_PIXEL_RATE is read only */
 	ov5670->pixel_rate = v4l2_ctrl_new_std(ctrl_hdlr, &ov5670_ctrl_ops,
-					       V4L2_CID_PIXEL_RATE, 0,
+					       V4L2_CID_PIXEL_RATE,
+					       link_freq_configs[0].pixel_rate,
 					       link_freq_configs[0].pixel_rate,
 					       1,
 					       link_freq_configs[0].pixel_rate);

index 2f0171134f7e..e04fe9f17b7a 100644
@@ -986,8 +986,10 @@ int cx25821_riscmem_alloc(struct pci_dev *pci,
 	__le32 *cpu;
 	dma_addr_t dma = 0;
 
-	if (NULL != risc->cpu && risc->size < size)
+	if (risc->cpu && risc->size < size) {
 		pci_free_consistent(pci, risc->size, risc->cpu, risc->dma);
+		risc->cpu = NULL;
+	}
 	if (NULL == risc->cpu) {
 		cpu = pci_zalloc_consistent(pci, size, &dma);
 		if (NULL == cpu)

index 2ad2870c03ae..cdf4d07343a7 100644
@@ -1290,7 +1290,7 @@ static int cio2_subdev_set_fmt(struct v4l2_subdev *sd,
 	fmt->format.code = formats[0].mbus_code;
 
 	for (i = 0; i < ARRAY_SIZE(formats); i++) {
-		if (formats[i].mbus_code == fmt->format.code) {
+		if (formats[i].mbus_code == mbus_code) {
 			fmt->format.code = mbus_code;
 			break;
 		}

index 66acfd35ffc6..8680eb08b654 100644
@@ -293,8 +293,11 @@ static int empress_init(struct saa7134_dev *dev)
 	q->lock = &dev->lock;
 	q->dev = &dev->pci->dev;
 	err = vb2_queue_init(q);
-	if (err)
+	if (err) {
+		video_device_release(dev->empress_dev);
+		dev->empress_dev = NULL;
 		return err;
+	}
 	dev->empress_dev->queue = q;
 
 	video_set_drvdata(dev->empress_dev, dev);

index 406ac673ad84..0281b8e53fef 100644
@@ -1452,6 +1452,9 @@ static int pxac_vb2_prepare(struct vb2_buffer *vb)
 	struct pxa_camera_dev *pcdev = vb2_get_drv_priv(vb->vb2_queue);
 	struct pxa_buffer *buf = vb2_to_pxa_buffer(vb);
 	int ret = 0;
+#ifdef DEBUG
+	int i;
+#endif
 
 	switch (pcdev->channels) {
 	case 1:

index c9bb0d023db4..e81ebeb0506e 100644
@@ -901,6 +901,7 @@ int msm_video_register(struct camss_video *video, struct v4l2_device *v4l2_dev,
 			video->nformats = ARRAY_SIZE(formats_rdi_8x96);
 		}
 	} else {
+		ret = -EINVAL;
 		goto error_video_register;
 	}
 

index 4e6530ee809a..022f84569d0e 100644
@@ -882,8 +882,10 @@ static int vsp1_probe(struct platform_device *pdev)
 	}
 
 done:
-	if (ret)
+	if (ret) {
 		pm_runtime_disable(&pdev->dev);
+		rcar_fcp_put(vsp1->fcp);
+	}
 
 	return ret;
 }

index 83ca5dc047ea..baa9950783b6 100644
@@ -343,8 +343,10 @@ static int qm1d1c0042_init(struct dvb_frontend *fe)
 		if (val == reg_initval[reg_index][0x00])
 			break;
 	}
-	if (reg_index >= QM1D1C0042_NUM_REG_ROWS)
+	if (reg_index >= QM1D1C0042_NUM_REG_ROWS) {
+		ret = -EINVAL;
 		goto failed;
+	}
 	memcpy(state->regs, reg_initval[reg_index], QM1D1C0042_NUM_REGS);
 	usleep_range(2000, 3000);
 

index 0750a975bcb8..316edb2dd6c4 100644
@@ -436,7 +436,7 @@ static int lme2510_int_read(struct dvb_usb_adapter *adap)
 	ep = usb_pipe_endpoint(d->udev, lme_int->lme_urb->pipe);
 
 	if (usb_endpoint_type(&ep->desc) == USB_ENDPOINT_XFER_BULK)
-		lme_int->lme_urb->pipe = usb_rcvbulkpipe(d->udev, 0xa),
+		lme_int->lme_urb->pipe = usb_rcvbulkpipe(d->udev, 0xa);
 
 	lme_int->lme_urb->transfer_flags |= URB_NO_TRANSFER_DMA_MAP;
 

index 69445c8e38e2..d0f95a5cb4d2 100644
@@ -955,14 +955,10 @@ int em28xx_alloc_urbs(struct em28xx *dev, enum em28xx_mode mode, int xfer_bulk,
 
 		usb_bufs->buf[i] = kzalloc(sb_size, GFP_KERNEL);
 		if (!usb_bufs->buf[i]) {
-			em28xx_uninit_usb_xfer(dev, mode);
-
 			for (i--; i >= 0; i--)
 				kfree(usb_bufs->buf[i]);
 
-			kfree(usb_bufs->buf);
-			usb_bufs->buf = NULL;
-
+			em28xx_uninit_usb_xfer(dev, mode);
 			return -ENOMEM;
 		}
 

index 3db2fd7f5d7c..e4f2160f46ff 100644
@@ -149,6 +149,10 @@ static int tm6000_start_stream(struct tm6000_core *dev)
 	if (ret < 0) {
 		printk(KERN_ERR "tm6000: error %i in %s during pipe reset\n",
 							ret, __func__);
+
+		kfree(dvb->bulk_urb->transfer_buffer);
+		usb_free_urb(dvb->bulk_urb);
+		dvb->bulk_urb = NULL;
 		return ret;
 	} else
 		printk(KERN_ERR "tm6000: pipe resetted\n");

index 0921c95a1dca..06167c51af12 100644
@@ -253,7 +253,9 @@ static int uvc_v4l2_try_format(struct uvc_streaming *stream,
 		goto done;
 
 	/* After the probe, update fmt with the values returned from
-	 * negotiation with the device.
+	 * negotiation with the device. Some devices return invalid bFormatIndex
+	 * and bFrameIndex values, in which case we can only assume they have
+	 * accepted the requested format as-is.
 	 */
 	for (i = 0; i < stream->nformats; ++i) {
 		if (probe->bFormatIndex == stream->format[i].index) {

@@ -262,11 +264,10 @@ static int uvc_v4l2_try_format(struct uvc_streaming *stream,
 		}
 	}
 
-	if (i == stream->nformats) {
-		uvc_trace(UVC_TRACE_FORMAT, "Unknown bFormatIndex %u\n",
+	if (i == stream->nformats)
+		uvc_trace(UVC_TRACE_FORMAT,
+			  "Unknown bFormatIndex %u, using default\n",
 			  probe->bFormatIndex);
-		return -EINVAL;
-	}
 
 	for (i = 0; i < format->nframes; ++i) {
 		if (probe->bFrameIndex == format->frame[i].bFrameIndex) {

@@ -275,11 +276,10 @@ static int uvc_v4l2_try_format(struct uvc_streaming *stream,
 		}
 	}
 
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