Merge branch '81xx' into omap-for-v4.4/fixes

39 files changed, 435 insertions, 197 deletions

diff --git a/include/linux/acpi.h b/include/linux/acpi.h
index ebfac2fe0c81..054833939995 100644
--- a/include/linux/acpi.h
+++ b/include/linux/acpi.h
@@ -601,11 +601,16 @@ static inline int acpi_device_modalias(struct device *dev,
 	return -ENODEV;
 }
 
-static inline bool acpi_check_dma(struct acpi_device *adev, bool *coherent)
+static inline bool acpi_dma_supported(struct acpi_device *adev)
 {
 	return false;
 }
 
+static inline enum dev_dma_attr acpi_get_dma_attr(struct acpi_device *adev)
+{
+	return DEV_DMA_NOT_SUPPORTED;
+}
+
 #define ACPI_PTR(_ptr)	(NULL)
 
 #endif	/* !CONFIG_ACPI */
diff --git a/include/linux/blk-mq.h b/include/linux/blk-mq.h
index 83cc9d4e5455..daf17d70aeca 100644
--- a/include/linux/blk-mq.h
+++ b/include/linux/blk-mq.h
@@ -59,6 +59,9 @@ struct blk_mq_hw_ctx {
 
 	struct blk_mq_cpu_notifier	cpu_notifier;
 	struct kobject		kobj;
+
+	unsigned long		poll_invoked;
+	unsigned long		poll_success;
 };
 
 struct blk_mq_tag_set {
@@ -97,6 +100,8 @@ typedef void (exit_request_fn)(void *, struct request *, unsigned int,
 typedef void (busy_iter_fn)(struct blk_mq_hw_ctx *, struct request *, void *,
 		bool);
 typedef void (busy_tag_iter_fn)(struct request *, void *, bool);
+typedef int (poll_fn)(struct blk_mq_hw_ctx *, unsigned int);
+
 
 struct blk_mq_ops {
 	/*
@@ -114,6 +119,11 @@ struct blk_mq_ops {
 	 */
 	timeout_fn		*timeout;
 
+	/*
+	 * Called to poll for completion of a specific tag.
+	 */
+	poll_fn			*poll;
+
 	softirq_done_fn		*complete;
 
 	/*
diff --git a/include/linux/blk_types.h b/include/linux/blk_types.h
index e8130138f29d..0fb65843ec1e 100644
--- a/include/linux/blk_types.h
+++ b/include/linux/blk_types.h
@@ -244,4 +244,28 @@ enum rq_flag_bits {
 #define REQ_MQ_INFLIGHT		(1ULL << __REQ_MQ_INFLIGHT)
 #define REQ_NO_TIMEOUT		(1ULL << __REQ_NO_TIMEOUT)
 
+typedef unsigned int blk_qc_t;
+#define BLK_QC_T_NONE	-1U
+#define BLK_QC_T_SHIFT	16
+
+static inline bool blk_qc_t_valid(blk_qc_t cookie)
+{
+	return cookie != BLK_QC_T_NONE;
+}
+
+static inline blk_qc_t blk_tag_to_qc_t(unsigned int tag, unsigned int queue_num)
+{
+	return tag | (queue_num << BLK_QC_T_SHIFT);
+}
+
+static inline unsigned int blk_qc_t_to_queue_num(blk_qc_t cookie)
+{
+	return cookie >> BLK_QC_T_SHIFT;
+}
+
+static inline unsigned int blk_qc_t_to_tag(blk_qc_t cookie)
+{
+	return cookie & ((1u << BLK_QC_T_SHIFT) - 1);
+}
+
 #endif /* __LINUX_BLK_TYPES_H */
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index d045ca8487af..c0d2b7927c1f 100644
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -209,7 +209,7 @@ static inline unsigned short req_get_ioprio(struct request *req)
 struct blk_queue_ctx;
 
 typedef void (request_fn_proc) (struct request_queue *q);
-typedef void (make_request_fn) (struct request_queue *q, struct bio *bio);
+typedef blk_qc_t (make_request_fn) (struct request_queue *q, struct bio *bio);
 typedef int (prep_rq_fn) (struct request_queue *, struct request *);
 typedef void (unprep_rq_fn) (struct request_queue *, struct request *);
 
@@ -487,6 +487,7 @@ struct request_queue {
 #define QUEUE_FLAG_DEAD        19	/* queue tear-down finished */
 #define QUEUE_FLAG_INIT_DONE   20	/* queue is initialized */
 #define QUEUE_FLAG_NO_SG_MERGE 21	/* don't attempt to merge SG segments*/
+#define QUEUE_FLAG_POLL	       22	/* IO polling enabled if set */
 
 #define QUEUE_FLAG_DEFAULT	((1 << QUEUE_FLAG_IO_STAT) |		\
 				 (1 << QUEUE_FLAG_STACKABLE)	|	\
@@ -761,7 +762,7 @@ static inline void rq_flush_dcache_pages(struct request *rq)
 
 extern int blk_register_queue(struct gendisk *disk);
 extern void blk_unregister_queue(struct gendisk *disk);
-extern void generic_make_request(struct bio *bio);
+extern blk_qc_t generic_make_request(struct bio *bio);
 extern void blk_rq_init(struct request_queue *q, struct request *rq);
 extern void blk_put_request(struct request *);
 extern void __blk_put_request(struct request_queue *, struct request *);
@@ -793,6 +794,8 @@ extern int scsi_cmd_ioctl(struct request_queue *, struct gendisk *, fmode_t,
 extern int sg_scsi_ioctl(struct request_queue *, struct gendisk *, fmode_t,
 			 struct scsi_ioctl_command __user *);
 
+extern int blk_queue_enter(struct request_queue *q, gfp_t gfp);
+extern void blk_queue_exit(struct request_queue *q);
 extern void blk_start_queue(struct request_queue *q);
 extern void blk_stop_queue(struct request_queue *q);
 extern void blk_sync_queue(struct request_queue *q);
@@ -814,6 +817,8 @@ extern int blk_execute_rq(struct request_queue *, struct gendisk *,
 extern void blk_execute_rq_nowait(struct request_queue *, struct gendisk *,
 				  struct request *, int, rq_end_io_fn *);
 
+bool blk_poll(struct request_queue *q, blk_qc_t cookie);
+
 static inline struct request_queue *bdev_get_queue(struct block_device *bdev)
 {
 	return bdev->bd_disk->queue;	/* this is never NULL */
diff --git a/include/linux/buffer_head.h b/include/linux/buffer_head.h
index e6797ded700e..89d9aa9e79bf 100644
--- a/include/linux/buffer_head.h
+++ b/include/linux/buffer_head.h
@@ -227,8 +227,6 @@ int cont_write_begin(struct file *, struct address_space *, loff_t,
 			get_block_t *, loff_t *);
 int generic_cont_expand_simple(struct inode *inode, loff_t size);
 int block_commit_write(struct page *page, unsigned from, unsigned to);
-int __block_page_mkwrite(struct vm_area_struct *vma, struct vm_fault *vmf,
-				get_block_t get_block);
 int block_page_mkwrite(struct vm_area_struct *vma, struct vm_fault *vmf,
 				get_block_t get_block);
 /* Convert errno to return value from ->page_mkwrite() call */
diff --git a/include/linux/ceph/libceph.h b/include/linux/ceph/libceph.h
index 397c5cd09794..3e3799cdc6e6 100644
--- a/include/linux/ceph/libceph.h
+++ b/include/linux/ceph/libceph.h
@@ -29,8 +29,9 @@
 #define CEPH_OPT_NOSHARE          (1<<1) /* don't share client with other sbs */
 #define CEPH_OPT_MYIP             (1<<2) /* specified my ip */
 #define CEPH_OPT_NOCRC            (1<<3) /* no data crc on writes */
-#define CEPH_OPT_NOMSGAUTH	  (1<<4) /* not require cephx message signature */
+#define CEPH_OPT_NOMSGAUTH	  (1<<4) /* don't require msg signing feat */
 #define CEPH_OPT_TCP_NODELAY	  (1<<5) /* TCP_NODELAY on TCP sockets */
+#define CEPH_OPT_NOMSGSIGN	  (1<<6) /* don't sign msgs */
 
 #define CEPH_OPT_DEFAULT   (CEPH_OPT_TCP_NODELAY)
 
@@ -137,6 +138,7 @@ struct ceph_client {
 #endif
 };
 
+#define from_msgr(ms)	container_of(ms, struct ceph_client, msgr)
 
 
 /*
diff --git a/include/linux/ceph/messenger.h b/include/linux/ceph/messenger.h
index b2371d9b51fa..71b1d6cdcb5d 100644
--- a/include/linux/ceph/messenger.h
+++ b/include/linux/ceph/messenger.h
@@ -43,10 +43,9 @@ struct ceph_connection_operations {
 	struct ceph_msg * (*alloc_msg) (struct ceph_connection *con,
 					struct ceph_msg_header *hdr,
 					int *skip);
-	int (*sign_message) (struct ceph_connection *con, struct ceph_msg *msg);
 
-	int (*check_message_signature) (struct ceph_connection *con,
-					struct ceph_msg *msg);
+	int (*sign_message) (struct ceph_msg *msg);
+	int (*check_message_signature) (struct ceph_msg *msg);
 };
 
 /* use format string %s%d */
@@ -58,8 +57,6 @@ struct ceph_messenger {
 
 	atomic_t stopping;
 	possible_net_t net;
-	bool nocrc;
-	bool tcp_nodelay;
 
 	/*
 	 * the global_seq counts connections i (attempt to) initiate
@@ -67,9 +64,6 @@ struct ceph_messenger {
 	 */
 	u32 global_seq;
 	spinlock_t global_seq_lock;
-
-	u64 supported_features;
-	u64 required_features;
 };
 
 enum ceph_msg_data_type {
@@ -268,11 +262,7 @@ extern void ceph_msgr_exit(void);
 extern void ceph_msgr_flush(void);
 
 extern void ceph_messenger_init(struct ceph_messenger *msgr,
-			struct ceph_entity_addr *myaddr,
-			u64 supported_features,
-			u64 required_features,
-			bool nocrc,
-			bool tcp_nodelay);
+				struct ceph_entity_addr *myaddr);
 extern void ceph_messenger_fini(struct ceph_messenger *msgr);
 
 extern void ceph_con_init(struct ceph_connection *con, void *private,
diff --git a/include/linux/configfs.h b/include/linux/configfs.h
index 63a36e89d0eb..758a029011b1 100644
--- a/include/linux/configfs.h
+++ b/include/linux/configfs.h
@@ -125,86 +125,33 @@ struct configfs_attribute {
 	const char		*ca_name;
 	struct module 		*ca_owner;
 	umode_t			ca_mode;
+	ssize_t (*show)(struct config_item *, char *);
+	ssize_t (*store)(struct config_item *, const char *, size_t);
 };
 
-/*
- * Users often need to create attribute structures for their configurable
- * attributes, containing a configfs_attribute member and function pointers
- * for the show() and store() operations on that attribute. If they don't
- * need anything else on the extended attribute structure, they can use
- * this macro to define it  The argument _item is the name of the
- * config_item structure.
- */
-#define CONFIGFS_ATTR_STRUCT(_item)					\
-struct _item##_attribute {						\
-	struct configfs_attribute attr;					\
-	ssize_t (*show)(struct _item *, char *);			\
-	ssize_t (*store)(struct _item *, const char *, size_t);		\
+#define CONFIGFS_ATTR(_pfx, _name)			\
+static struct configfs_attribute _pfx##attr_##_name = {	\
+	.ca_name	= __stringify(_name),		\
+	.ca_mode	= S_IRUGO | S_IWUSR,		\
+	.ca_owner	= THIS_MODULE,			\
+	.show		= _pfx##_name##_show,		\
+	.store		= _pfx##_name##_store,		\
 }
 
-/*
- * With the extended attribute structure, users can use this macro
- * (similar to sysfs' __ATTR) to make defining attributes easier.
- * An example:
- * #define MYITEM_ATTR(_name, _mode, _show, _store)	\
- * struct myitem_attribute childless_attr_##_name =	\
- *         __CONFIGFS_ATTR(_name, _mode, _show, _store)
- */
-#define __CONFIGFS_ATTR(_name, _mode, _show, _store)			\
-{									\
-	.attr	= {							\
-			.ca_name = __stringify(_name),			\
-			.ca_mode = _mode,				\
-			.ca_owner = THIS_MODULE,			\
-	},								\
-	.show	= _show,						\
-	.store	= _store,						\
-}
-/* Here is a readonly version, only requiring a show() operation */
-#define __CONFIGFS_ATTR_RO(_name, _show)				\
-{									\
-	.attr	= {							\
-			.ca_name = __stringify(_name),			\
-			.ca_mode = 0444,				\
-			.ca_owner = THIS_MODULE,			\
-	},								\
-	.show	= _show,						\
+#define CONFIGFS_ATTR_RO(_pfx, _name)			\
+static struct configfs_attribute _pfx##attr_##_name = {	\
+	.ca_name	= __stringify(_name),		\
+	.ca_mode	= S_IRUGO,			\
+	.ca_owner	= THIS_MODULE,			\
+	.show		= _pfx##_name##_show,		\
 }
 
-/*
- * With these extended attributes, the simple show_attribute() and
- * store_attribute() operations need to call the show() and store() of the
- * attributes.  This is a common pattern, so we provide a macro to define
- * them.  The argument _item is the name of the config_item structure.
- * This macro expects the attributes to be named "struct <name>_attribute"
- * and the function to_<name>() to exist;
- */
-#define CONFIGFS_ATTR_OPS(_item)					\
-static ssize_t _item##_attr_show(struct config_item *item,		\
-				 struct configfs_attribute *attr,	\
-				 char *page)				\
-{									\
-	struct _item *_item = to_##_item(item);				\
-	struct _item##_attribute *_item##_attr =			\
-		container_of(attr, struct _item##_attribute, attr);	\
-	ssize_t ret = 0;						\
-									\
-	if (_item##_attr->show)						\
-		ret = _item##_attr->show(_item, page);			\
-	return ret;							\
-}									\
-static ssize_t _item##_attr_store(struct config_item *item,		\
-				  struct configfs_attribute *attr,	\
-				  const char *page, size_t count)	\
-{									\
-	struct _item *_item = to_##_item(item);				\
-	struct _item##_attribute *_item##_attr =			\
-		container_of(attr, struct _item##_attribute, attr);	\
-	ssize_t ret = -EINVAL;						\
-									\
-	if (_item##_attr->store)					\
-		ret = _item##_attr->store(_item, page, count);		\
-	return ret;							\
+#define CONFIGFS_ATTR_WO(_pfx, _name)			\
+static struct configfs_attribute _pfx##attr_##_name = {	\
+	.ca_name	= __stringify(_name),		\
+	.ca_mode	= S_IWUSR,			\
+	.ca_owner	= THIS_MODULE,			\
+	.store		= _pfx##_name##_store,		\
 }
 
 /*
@@ -223,8 +170,6 @@ static ssize_t _item##_attr_store(struct config_item *item,		\
  */
 struct configfs_item_operations {
 	void (*release)(struct config_item *);
-	ssize_t	(*show_attribute)(struct config_item *, struct configfs_attribute *,char *);
-	ssize_t	(*store_attribute)(struct config_item *,struct configfs_attribute *,const char *, size_t);
 	int (*allow_link)(struct config_item *src, struct config_item *target);
 	int (*drop_link)(struct config_item *src, struct config_item *target);
 };
@@ -252,6 +197,16 @@ static inline struct configfs_subsystem *to_configfs_subsystem(struct config_gro
 int configfs_register_subsystem(struct configfs_subsystem *subsys);
 void configfs_unregister_subsystem(struct configfs_subsystem *subsys);
 
+int configfs_register_group(struct config_group *parent_group,
+			    struct config_group *group);
+void configfs_unregister_group(struct config_group *group);
+
+struct config_group *
+configfs_register_default_group(struct config_group *parent_group,
+				const char *name,
+				struct config_item_type *item_type);
+void configfs_unregister_default_group(struct config_group *group);
+
 /* These functions can sleep and can alloc with GFP_KERNEL */
 /* WARNING: These cannot be called underneath configfs callbacks!! */
 int configfs_depend_item(struct configfs_subsystem *subsys, struct config_item *target);
diff --git a/include/linux/context_tracking.h b/include/linux/context_tracking.h
index 008fc67d0d96..68b575afe5f5 100644
--- a/include/linux/context_tracking.h
+++ b/include/linux/context_tracking.h
@@ -10,6 +10,10 @@
 #ifdef CONFIG_CONTEXT_TRACKING
 extern void context_tracking_cpu_set(int cpu);
 
+/* Called with interrupts disabled.  */
+extern void __context_tracking_enter(enum ctx_state state);
+extern void __context_tracking_exit(enum ctx_state state);
+
 extern void context_tracking_enter(enum ctx_state state);
 extern void context_tracking_exit(enum ctx_state state);
 extern void context_tracking_user_enter(void);
@@ -18,13 +22,13 @@ extern void context_tracking_user_exit(void);
 static inline void user_enter(void)
 {
 	if (context_tracking_is_enabled())
-		context_tracking_user_enter();
+		context_tracking_enter(CONTEXT_USER);
 
 }
 static inline void user_exit(void)
 {
 	if (context_tracking_is_enabled())
-		context_tracking_user_exit();
+		context_tracking_exit(CONTEXT_USER);
 }
 
 static inline enum ctx_state exception_enter(void)
@@ -88,13 +92,13 @@ static inline void guest_enter(void)
 		current->flags |= PF_VCPU;
 
 	if (context_tracking_is_enabled())
-		context_tracking_enter(CONTEXT_GUEST);
+		__context_tracking_enter(CONTEXT_GUEST);
 }
 
 static inline void guest_exit(void)
 {
 	if (context_tracking_is_enabled())
-		context_tracking_exit(CONTEXT_GUEST);
+		__context_tracking_exit(CONTEXT_GUEST);
 
 	if (vtime_accounting_enabled())
 		vtime_guest_exit(current);
diff --git a/include/linux/devfreq_cooling.h b/include/linux/devfreq_cooling.h
new file mode 100644
index 000000000000..7adf6cc4b305
--- /dev/null
+++ b/include/linux/devfreq_cooling.h
@@ -0,0 +1,81 @@
+/*
+ * devfreq_cooling: Thermal cooling device implementation for devices using
+ *                  devfreq
+ *
+ * Copyright (C) 2014-2015 ARM Limited
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed "as is" WITHOUT ANY WARRANTY of any
+ * kind, whether express or implied; without even the implied warranty
+ * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+
+#ifndef __DEVFREQ_COOLING_H__
+#define __DEVFREQ_COOLING_H__
+
+#include <linux/devfreq.h>
+#include <linux/thermal.h>
+
+#ifdef CONFIG_DEVFREQ_THERMAL
+
+/**
+ * struct devfreq_cooling_power - Devfreq cooling power ops
+ * @get_static_power:	Take voltage, in mV, and return the static power
+ *			in mW.  If NULL, the static power is assumed
+ *			to be 0.
+ * @get_dynamic_power:	Take voltage, in mV, and frequency, in HZ, and
+ *			return the dynamic power draw in mW.  If NULL,
+ *			a simple power model is used.
+ * @dyn_power_coeff:	Coefficient for the simple dynamic power model in
+ *			mW/(MHz mV mV).
+ *			If get_dynamic_power() is NULL, then the
+ *			dynamic power is calculated as
+ *			@dyn_power_coeff * frequency * voltage^2
+ */
+struct devfreq_cooling_power {
+	unsigned long (*get_static_power)(unsigned long voltage);
+	unsigned long (*get_dynamic_power)(unsigned long freq,
+					   unsigned long voltage);
+	unsigned long dyn_power_coeff;
+};
+
+struct thermal_cooling_device *
+of_devfreq_cooling_register_power(struct device_node *np, struct devfreq *df,
+				  struct devfreq_cooling_power *dfc_power);
+struct thermal_cooling_device *
+of_devfreq_cooling_register(struct device_node *np, struct devfreq *df);
+struct thermal_cooling_device *devfreq_cooling_register(struct devfreq *df);
+void devfreq_cooling_unregister(struct thermal_cooling_device *dfc);
+
+#else /* !CONFIG_DEVFREQ_THERMAL */
+
+struct thermal_cooling_device *
+of_devfreq_cooling_register_power(struct device_node *np, struct devfreq *df,
+				  struct devfreq_cooling_power *dfc_power)
+{
+	return ERR_PTR(-EINVAL);
+}
+
+static inline struct thermal_cooling_device *
+of_devfreq_cooling_register(struct device_node *np, struct devfreq *df)
+{
+	return ERR_PTR(-EINVAL);
+}
+
+static inline struct thermal_cooling_device *
+devfreq_cooling_register(struct devfreq *df)
+{
+	return ERR_PTR(-EINVAL);
+}
+
+static inline void
+devfreq_cooling_unregister(struct thermal_cooling_device *dfc)
+{
+}
+
+#endif /* CONFIG_DEVFREQ_THERMAL */
+#endif /* __DEVFREQ_COOLING_H__ */
diff --git a/include/linux/fs.h b/include/linux/fs.h
index 9a1cb8c605e0..3aa514254161 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -1665,8 +1665,6 @@ struct inode_operations {
 			   umode_t create_mode, int *opened);
 	int (*tmpfile) (struct inode *, struct dentry *, umode_t);
 	int (*set_acl)(struct inode *, struct posix_acl *, int);
-
-	/* WARNING: probably going away soon, do not use! */
 } ____cacheline_aligned;
 
 ssize_t rw_copy_check_uvector(int type, const struct iovec __user * uvector,
@@ -2613,7 +2611,7 @@ static inline void remove_inode_hash(struct inode *inode)
 extern void inode_sb_list_add(struct inode *inode);
 
 #ifdef CONFIG_BLOCK
-extern void submit_bio(int, struct bio *);
+extern blk_qc_t submit_bio(int, struct bio *);
 extern int bdev_read_only(struct block_device *);
 #endif
 extern int set_blocksize(struct block_device *, int);
diff --git a/include/linux/gfp.h b/include/linux/gfp.h
index 6523109e136d..8942af0813e3 100644
--- a/include/linux/gfp.h
+++ b/include/linux/gfp.h
@@ -271,7 +271,7 @@ static inline int gfpflags_to_migratetype(const gfp_t gfp_flags)
 
 static inline bool gfpflags_allow_blocking(const gfp_t gfp_flags)
 {
-	return gfp_flags & __GFP_DIRECT_RECLAIM;
+	return (bool __force)(gfp_flags & __GFP_DIRECT_RECLAIM);
 }
 
 #ifdef CONFIG_HIGHMEM
diff --git a/include/linux/irqchip/mips-gic.h b/include/linux/irqchip/mips-gic.h
index 4e6861605050..ce824db48d64 100644
--- a/include/linux/irqchip/mips-gic.h
+++ b/include/linux/irqchip/mips-gic.h
@@ -9,6 +9,7 @@
 #define __LINUX_IRQCHIP_MIPS_GIC_H
 
 #include <linux/clocksource.h>
+#include <linux/ioport.h>
 
 #define GIC_MAX_INTRS			256
 
@@ -245,6 +246,8 @@
 #define GIC_SHARED_TO_HWIRQ(x)	(GIC_SHARED_HWIRQ_BASE + (x))
 #define GIC_HWIRQ_TO_SHARED(x)	((x) - GIC_SHARED_HWIRQ_BASE)
 
+#ifdef CONFIG_MIPS_GIC
+
 extern unsigned int gic_present;
 
 extern void gic_init(unsigned long gic_base_addr,
@@ -264,4 +267,18 @@ extern unsigned int plat_ipi_resched_int_xlate(unsigned int);
 extern int gic_get_c0_compare_int(void);
 extern int gic_get_c0_perfcount_int(void);
 extern int gic_get_c0_fdc_int(void);
+extern int gic_get_usm_range(struct resource *gic_usm_res);
+
+#else /* CONFIG_MIPS_GIC */
+
+#define gic_present	0
+
+static inline int gic_get_usm_range(struct resource *gic_usm_res)
+{
+	/* Shouldn't be called. */
+	return -1;
+}
+
+#endif /* CONFIG_MIPS_GIC */
+
 #endif /* __LINUX_IRQCHIP_MIPS_GIC_H */
diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h
index 242a6d2b53ff..5706a2108f0a 100644
--- a/include/linux/kvm_host.h
+++ b/include/linux/kvm_host.h
@@ -1183,4 +1183,5 @@ void kvm_arch_irq_bypass_start(struct irq_bypass_consumer *);
 int kvm_arch_update_irqfd_routing(struct kvm *kvm, unsigned int host_irq,
 				  uint32_t guest_irq, bool set);
 #endif /* CONFIG_HAVE_KVM_IRQ_BYPASS */
+
 #endif
diff --git a/include/linux/lightnvm.h b/include/linux/lightnvm.h
index 5ebd70d12f35..69c9057e1ab8 100644
--- a/include/linux/lightnvm.h
+++ b/include/linux/lightnvm.h
@@ -426,7 +426,7 @@ static inline struct ppa_addr block_to_ppa(struct nvm_dev *dev,
 	return ppa;
 }
 
-typedef void (nvm_tgt_make_rq_fn)(struct request_queue *, struct bio *);
+typedef blk_qc_t (nvm_tgt_make_rq_fn)(struct request_queue *, struct bio *);
 typedef sector_t (nvm_tgt_capacity_fn)(void *);
 typedef int (nvm_tgt_end_io_fn)(struct nvm_rq *, int);
 typedef void *(nvm_tgt_init_fn)(struct nvm_dev *, struct gendisk *, int, int);
diff --git a/include/linux/lockd/lockd.h b/include/linux/lockd/lockd.h
index ff82a32871b5..c15373894a42 100644
--- a/include/linux/lockd/lockd.h
+++ b/include/linux/lockd/lockd.h
@@ -68,6 +68,7 @@ struct nlm_host {
 	struct nsm_handle	*h_nsmhandle;	/* NSM status handle */
 	char			*h_addrbuf;	/* address eyecatcher */
 	struct net		*net;		/* host net */
+	char			nodename[UNX_MAXNODENAME + 1];
 };
 
 /*
@@ -235,7 +236,8 @@ void		  nlm_rebind_host(struct nlm_host *);
 struct nlm_host * nlm_get_host(struct nlm_host *);
 void		  nlm_shutdown_hosts(void);
 void		  nlm_shutdown_hosts_net(struct net *net);
-void		  nlm_host_rebooted(const struct nlm_reboot *);
+void		  nlm_host_rebooted(const struct net *net,
+					const struct nlm_reboot *);
 
 /*
  * Host monitoring
@@ -243,11 +245,13 @@ void		  nlm_host_rebooted(const struct nlm_reboot *);
 int		  nsm_monitor(const struct nlm_host *host);
 void		  nsm_unmonitor(const struct nlm_host *host);
 
-struct nsm_handle *nsm_get_handle(const struct sockaddr *sap,
+struct nsm_handle *nsm_get_handle(const struct net *net,
+					const struct sockaddr *sap,
 					const size_t salen,
 					const char *hostname,
 					const size_t hostname_len);
-struct nsm_handle *nsm_reboot_lookup(const struct nlm_reboot *info);
+struct nsm_handle *nsm_reboot_lookup(const struct net *net,
+					const struct nlm_reboot *info);
 void		  nsm_release(struct nsm_handle *nsm);
 
 /*
diff --git a/include/linux/marvell_phy.h b/include/linux/marvell_phy.h
index e6982ac3200d..a57f0dfb6db7 100644
--- a/include/linux/marvell_phy.h
+++ b/include/linux/marvell_phy.h
@@ -16,6 +16,7 @@
 #define MARVELL_PHY_ID_88E1318S		0x01410e90
 #define MARVELL_PHY_ID_88E1116R		0x01410e40
 #define MARVELL_PHY_ID_88E1510		0x01410dd0
+#define MARVELL_PHY_ID_88E1540		0x01410eb0
 #define MARVELL_PHY_ID_88E3016		0x01410e60
 
 /* struct phy_device dev_flags definitions */
diff --git a/include/linux/math64.h b/include/linux/math64.h
index c45c089bfdac..6e8b5b270ffe 100644
--- a/include/linux/math64.h
+++ b/include/linux/math64.h
@@ -142,6 +142,13 @@ static inline u64 mul_u64_u32_shr(u64 a, u32 mul, unsigned int shift)
 }
 #endif /* mul_u64_u32_shr */
 
+#ifndef mul_u64_u64_shr
+static inline u64 mul_u64_u64_shr(u64 a, u64 mul, unsigned int shift)
+{
+	return (u64)(((unsigned __int128)a * mul) >> shift);
+}
+#endif /* mul_u64_u64_shr */
+
 #else
 
 #ifndef mul_u64_u32_shr
@@ -161,6 +168,79 @@ static inline u64 mul_u64_u32_shr(u64 a, u32 mul, unsigned int shift)
 }
 #endif /* mul_u64_u32_shr */
 
+#ifndef mul_u64_u64_shr
+static inline u64 mul_u64_u64_shr(u64 a, u64 b, unsigned int shift)
+{
+	union {
+		u64 ll;
+		struct {
+#ifdef __BIG_ENDIAN
+			u32 high, low;
+#else
+			u32 low, high;
+#endif
+		} l;
+	} rl, rm, rn, rh, a0, b0;
+	u64 c;
+
+	a0.ll = a;
+	b0.ll = b;
+
+	rl.ll = (u64)a0.l.low * b0.l.low;
+	rm.ll = (u64)a0.l.low * b0.l.high;
+	rn.ll = (u64)a0.l.high * b0.l.low;
+	rh.ll = (u64)a0.l.high * b0.l.high;
+
+	/*
+	 * Each of these lines computes a 64-bit intermediate result into "c",
+	 * starting at bits 32-95.  The low 32-bits go into the result of the
+	 * multiplication, the high 32-bits are carried into the next step.
+	 */
+	rl.l.high = c = (u64)rl.l.high + rm.l.low + rn.l.low;
+	rh.l.low = c = (c >> 32) + rm.l.high + rn.l.high + rh.l.low;
+	rh.l.high = (c >> 32) + rh.l.high;
+
+	/*
+	 * The 128-bit result of the multiplication is in rl.ll and rh.ll,
+	 * shift it right and throw away the high part of the result.
+	 */
+	if (shift == 0)
+		return rl.ll;
+	if (shift < 64)
+		return (rl.ll >> shift) | (rh.ll << (64 - shift));
+	return rh.ll >> (shift & 63);
+}
+#endif /* mul_u64_u64_shr */
+
 #endif
 
+#ifndef mul_u64_u32_div
+static inline u64 mul_u64_u32_div(u64 a, u32 mul, u32 divisor)
+{
+	union {
+		u64 ll;
+		struct {
+#ifdef __BIG_ENDIAN
+			u32 high, low;
+#else
+			u32 low, high;
+#endif
+		} l;
+	} u, rl, rh;
+
+	u.ll = a;
+	rl.ll = (u64)u.l.low * mul;
+	rh.ll = (u64)u.l.high * mul + rl.l.high;
+
+	/* Bits 32-63 of the result will be in rh.l.low. */
+	rl.l.high = do_div(rh.ll, divisor);
+
+	/* Bits 0-31 of the result will be in rl.l.low.	*/
+	do_div(rl.ll, divisor);
+
+	rl.l.high = rh.l.low;
+	return rl.ll;
+}
+#endif /* mul_u64_u32_div */
+
 #endif /* _LINUX_MATH64_H */
diff --git a/include/linux/mfd/cros_ec.h b/include/linux/mfd/cros_ec.h
index da72671a42fa..494682ce4bf3 100644
--- a/include/linux/mfd/cros_ec.h
+++ b/include/linux/mfd/cros_ec.h
@@ -255,5 +255,6 @@ int cros_ec_query_all(struct cros_ec_device *ec_dev);
 /* sysfs stuff */
 extern struct attribute_group cros_ec_attr_group;
 extern struct attribute_group cros_ec_lightbar_attr_group;
+extern struct attribute_group cros_ec_vbc_attr_group;
 
 #endif /* __LINUX_MFD_CROS_EC_H */
diff --git a/include/linux/mlx5/mlx5_ifc.h b/include/linux/mlx5/mlx5_ifc.h
index dd2097455a2e..1565324eb620 100644
--- a/include/linux/mlx5/mlx5_ifc.h
+++ b/include/linux/mlx5/mlx5_ifc.h
@@ -453,26 +453,28 @@ struct mlx5_ifc_per_protocol_networking_offload_caps_bits {
 	u8         lro_cap[0x1];
 	u8         lro_psh_flag[0x1];
 	u8         lro_time_stamp[0x1];
-	u8         reserved_0[0x6];
+	u8         reserved_0[0x3];
+	u8         self_lb_en_modifiable[0x1];
+	u8         reserved_1[0x2];
 	u8         max_lso_cap[0x5];
-	u8         reserved_1[0x4];
+	u8         reserved_2[0x4];
 	u8         rss_ind_tbl_cap[0x4];
-	u8         reserved_2[0x3];
+	u8         reserved_3[0x3];
 	u8         tunnel_lso_const_out_ip_id[0x1];
-	u8         reserved_3[0x2];
+	u8         reserved_4[0x2];
 	u8         tunnel_statless_gre[0x1];
 	u8         tunnel_stateless_vxlan[0x1];
 
-	u8         reserved_4[0x20];
+	u8         reserved_5[0x20];
 
-	u8         reserved_5[0x10];
+	u8         reserved_6[0x10];
 	u8         lro_min_mss_size[0x10];
 
-	u8         reserved_6[0x120];
+	u8         reserved_7[0x120];
 
 	u8         lro_timer_supported_periods[4][0x20];
 
-	u8         reserved_7[0x600];
+	u8         reserved_8[0x600];
 };
 
 struct mlx5_ifc_roce_cap_bits {
@@ -4051,9 +4053,11 @@ struct mlx5_ifc_modify_tis_in_bits {
 };
 
 struct mlx5_ifc_modify_tir_bitmask_bits {
-	u8	   reserved[0x20];
+	u8	   reserved_0[0x20];
 
-	u8         reserved1[0x1f];
+	u8         reserved_1[0x1b];
+	u8         self_lb_en[0x1];
+	u8         reserved_2[0x3];
 	u8         lro[0x1];
 };
 
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index a9e3bf42d287..67bfac1abfc1 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -1322,6 +1322,7 @@ enum netdev_priv_flags {
 #define IFF_L3MDEV_MASTER		IFF_L3MDEV_MASTER
 #define IFF_NO_QUEUE			IFF_NO_QUEUE
 #define IFF_OPENVSWITCH			IFF_OPENVSWITCH
+#define IFF_L3MDEV_SLAVE		IFF_L3MDEV_SLAVE
 
 /**
  *	struct net_device - The DEVICE structure.
@@ -2067,20 +2068,23 @@ struct pcpu_sw_netstats {
 	struct u64_stats_sync   syncp;
 };
 
-#define netdev_alloc_pcpu_stats(type)				\
-({								\
-	typeof(type) __percpu *pcpu_stats = alloc_percpu(type); \
-	if (pcpu_stats)	{					\
-		int __cpu;					\
-		for_each_possible_cpu(__cpu) {			\
-			typeof(type) *stat;			\
-			stat = per_cpu_ptr(pcpu_stats, __cpu);	\
-			u64_stats_init(&stat->syncp);		\
-		}						\
-	}							\
-	pcpu_stats;						\
+#define __netdev_alloc_pcpu_stats(type, gfp)				\
+({									\
+	typeof(type) __percpu *pcpu_stats = alloc_percpu_gfp(type, gfp);\
+	if (pcpu_stats)	{						\
+		int __cpu;						\
+		for_each_possible_cpu(__cpu) {				\
+			typeof(type) *stat;				\
+			stat = per_cpu_ptr(pcpu_stats, __cpu);		\
+			u64_stats_init(&stat->syncp);			\
+		}							\
+	}								\
+	pcpu_stats;							\
 })
 
+#define netdev_alloc_pcpu_stats(type)					\
+	__netdev_alloc_pcpu_stats(type, GFP_KERNEL);
+
 #include <linux/notifier.h>
 
 /* netdevice notifier chain. Please remember to update the rtnetlink
@@ -3853,6 +3857,11 @@ static inline bool netif_is_bridge_master(const struct net_device *dev)
 	return dev->priv_flags & IFF_EBRIDGE;
 }
 
+static inline bool netif_is_bridge_port(const struct net_device *dev)
+{
+	return dev->priv_flags & IFF_BRIDGE_PORT;
+}
+
 static inline bool netif_is_ovs_master(const struct net_device *dev)
 {
 	return dev->priv_flags & IFF_OPENVSWITCH;
diff --git a/include/linux/netfilter/ipset/ip_set.h b/include/linux/netfilter/ipset/ip_set.h
index 48bb01edcf30..0e1f433cc4b7 100644
--- a/include/linux/netfilter/ipset/ip_set.h
+++ b/include/linux/netfilter/ipset/ip_set.h
@@ -421,7 +421,7 @@ extern void ip_set_free(void *members);
 extern int ip_set_get_ipaddr4(struct nlattr *nla,  __be32 *ipaddr);
 extern int ip_set_get_ipaddr6(struct nlattr *nla, union nf_inet_addr *ipaddr);
 extern size_t ip_set_elem_len(struct ip_set *set, struct nlattr *tb[],
-			      size_t len);
+			      size_t len, size_t align);
 extern int ip_set_get_extensions(struct ip_set *set, struct nlattr *tb[],
 				 struct ip_set_ext *ext);
 
diff --git a/include/linux/netfilter_ingress.h b/include/linux/netfilter_ingress.h
index 187feabe557c..5fcd375ef175 100644
--- a/include/linux/netfilter_ingress.h
+++ b/include/linux/netfilter_ingress.h
@@ -5,10 +5,13 @@
 #include <linux/netdevice.h>
 
 #ifdef CONFIG_NETFILTER_INGRESS
-static inline int nf_hook_ingress_active(struct sk_buff *skb)
+static inline bool nf_hook_ingress_active(const struct sk_buff *skb)
 {
-	return nf_hook_list_active(&skb->dev->nf_hooks_ingress,
-				   NFPROTO_NETDEV, NF_NETDEV_INGRESS);
+#ifdef HAVE_JUMP_LABEL
+	if (!static_key_false(&nf_hooks_needed[NFPROTO_NETDEV][NF_NETDEV_INGRESS]))
+		return false;
+#endif
+	return !list_empty(&skb->dev->nf_hooks_ingress);
 }
 
 static inline int nf_hook_ingress(struct sk_buff *skb)
@@ -16,8 +19,8 @@ static inline int nf_hook_ingress(struct sk_buff *skb)
 	struct nf_hook_state state;
 
 	nf_hook_state_init(&state, &skb->dev->nf_hooks_ingress,
-			   NF_NETDEV_INGRESS, INT_MIN, NFPROTO_NETDEV, NULL,
-			   skb->dev, NULL, dev_net(skb->dev), NULL);
+			   NF_NETDEV_INGRESS, INT_MIN, NFPROTO_NETDEV,
+			   skb->dev, NULL, NULL, dev_net(skb->dev), NULL);
 	return nf_hook_slow(skb, &state);
 }
 
diff --git a/include/linux/of.h b/include/linux/of.h
index 2194b8ca41f9..dd10626a615f 100644
--- a/include/linux/of.h
+++ b/include/linux/of.h
@@ -126,6 +126,8 @@ extern raw_spinlock_t devtree_lock;
 #define OF_POPULATED	3 /* device already created for the node */
 #define OF_POPULATED_BUS	4 /* of_platform_populate recursed to children of this node */
 
+#define OF_BAD_ADDR	((u64)-1)
+
 #ifdef CONFIG_OF
 void of_core_init(void);
 
@@ -229,8 +231,6 @@ static inline unsigned long of_read_ulong(const __be32 *cell, int size)
 #define OF_IS_DYNAMIC(x) test_bit(OF_DYNAMIC, &x->_flags)
 #define OF_MARK_DYNAMIC(x) set_bit(OF_DYNAMIC, &x->_flags)
 
-#define OF_BAD_ADDR	((u64)-1)
-
 static inline const char *of_node_full_name(const struct device_node *np)
 {
 	return np ? np->full_name : "<no-node>";
diff --git a/include/linux/of_address.h b/include/linux/of_address.h
index d88e81be6368..507daad0bc8d 100644
--- a/include/linux/of_address.h
+++ b/include/linux/of_address.h
@@ -57,6 +57,13 @@ extern int of_dma_get_range(struct device_node *np, u64 *dma_addr,
 				u64 *paddr, u64 *size);
 extern bool of_dma_is_coherent(struct device_node *np);
 #else /* CONFIG_OF_ADDRESS */
+
+static inline u64 of_translate_address(struct device_node *np,
+				       const __be32 *addr)
+{
+	return OF_BAD_ADDR;
+}
+
 static inline struct device_node *of_find_matching_node_by_address(
 					struct device_node *from,
 					const struct of_device_id *matches,
diff --git a/include/linux/of_dma.h b/include/linux/of_dma.h
index 36112cdd665a..b90d8ec57c1f 100644
--- a/include/linux/of_dma.h
+++ b/include/linux/of_dma.h
@@ -80,7 +80,7 @@ static inline int of_dma_router_register(struct device_node *np,
 static inline struct dma_chan *of_dma_request_slave_channel(struct device_node *np,
 						     const char *name)
 {
-	return NULL;
+	return ERR_PTR(-ENODEV);
 }
 
 static inline struct dma_chan *of_dma_simple_xlate(struct of_phandle_args *dma_spec,
diff --git a/include/linux/of_pci.h b/include/linux/of_pci.h
index 38c0533a3359..2c51ee78b1c0 100644
--- a/include/linux/of_pci.h
+++ b/include/linux/of_pci.h
@@ -16,7 +16,6 @@ int of_pci_get_devfn(struct device_node *np);
 int of_irq_parse_and_map_pci(const struct pci_dev *dev, u8 slot, u8 pin);
 int of_pci_parse_bus_range(struct device_node *node, struct resource *res);
 int of_get_pci_domain_nr(struct device_node *node);
-void of_pci_dma_configure(struct pci_dev *pci_dev);
 void of_pci_check_probe_only(void);
 #else
 static inline int of_irq_parse_pci(const struct pci_dev *pdev, struct of_phandle_args *out_irq)
@@ -53,8 +52,6 @@ of_get_pci_domain_nr(struct device_node *node)
 	return -1;
 }
 
-static inline void of_pci_dma_configure(struct pci_dev *pci_dev) { }
-
 static inline void of_pci_check_probe_only(void) { }
 #endif
 
diff --git a/include/linux/property.h b/include/linux/property.h
index 463de52fe891..0a3705a7c9f2 100644
--- a/include/linux/property.h
+++ b/include/linux/property.h
@@ -27,6 +27,12 @@ enum dev_prop_type {
 	DEV_PROP_MAX,
 };
 
+enum dev_dma_attr {
+	DEV_DMA_NOT_SUPPORTED,
+	DEV_DMA_NON_COHERENT,
+	DEV_DMA_COHERENT,
+};
+
 bool device_property_present(struct device *dev, const char *propname);
 int device_property_read_u8_array(struct device *dev, const char *propname,
 				  u8 *val, size_t nval);
@@ -168,7 +174,9 @@ struct property_set {
 
 void device_add_property_set(struct device *dev, struct property_set *pset);
 
-bool device_dma_is_coherent(struct device *dev);
+bool device_dma_supported(struct device *dev);
+
+enum dev_dma_attr device_get_dma_attr(struct device *dev);
 
 int device_get_phy_mode(struct device *dev);
 
diff --git a/include/linux/pwm.h b/include/linux/pwm.h
index d681f6875aef..cfc3ed46cad2 100644
--- a/include/linux/pwm.h
+++ b/include/linux/pwm.h
@@ -2,6 +2,7 @@
 #define __LINUX_PWM_H
 
 #include <linux/err.h>
+#include <linux/mutex.h>
 #include <linux/of.h>
 
 struct pwm_device;
@@ -87,6 +88,7 @@ enum {
  * @pwm: global index of the PWM device
  * @chip: PWM chip providing this PWM device
  * @chip_data: chip-private data associated with the PWM device
+ * @lock: used to serialize accesses to the PWM device where necessary
  * @period: period of the PWM signal (in nanoseconds)
  * @duty_cycle: duty cycle of the PWM signal (in nanoseconds)
  * @polarity: polarity of the PWM signal
@@ -98,6 +100,7 @@ struct pwm_device {
 	unsigned int pwm;
 	struct pwm_chip *chip;
 	void *chip_data;
+	struct mutex lock;
 
 	unsigned int period;
 	unsigned int duty_cycle;
diff --git a/include/linux/signal.h b/include/linux/signal.h
index ab1e0392b5ac..92557bbce7e7 100644
--- a/include/linux/signal.h
+++ b/include/linux/signal.h
@@ -239,7 +239,6 @@ extern int sigprocmask(int, sigset_t *, sigset_t *);
 extern void set_current_blocked(sigset_t *);
 extern void __set_current_blocked(const sigset_t *);
 extern int show_unhandled_signals;
-extern int sigsuspend(sigset_t *);
 
 struct sigaction {
 #ifndef __ARCH_HAS_IRIX_SIGACTION
diff --git a/include/linux/slab.h b/include/linux/slab.h
index 7c82e3b307a3..2037a861e367 100644
--- a/include/linux/slab.h
+++ b/include/linux/slab.h
@@ -158,6 +158,24 @@ size_t ksize(const void *);
 #endif
 
 /*
+ * Setting ARCH_SLAB_MINALIGN in arch headers allows a different alignment.
+ * Intended for arches that get misalignment faults even for 64 bit integer
+ * aligned buffers.
+ */
+#ifndef ARCH_SLAB_MINALIGN
+#define ARCH_SLAB_MINALIGN __alignof__(unsigned long long)
+#endif
+
+/*
+ * kmalloc and friends return ARCH_KMALLOC_MINALIGN aligned
+ * pointers. kmem_cache_alloc and friends return ARCH_SLAB_MINALIGN
+ * aligned pointers.
+ */
+#define __assume_kmalloc_alignment __assume_aligned(ARCH_KMALLOC_MINALIGN)
+#define __assume_slab_alignment __assume_aligned(ARCH_SLAB_MINALIGN)
+#define __assume_page_alignment __assume_aligned(PAGE_SIZE)
+
+/*
  * Kmalloc array related definitions
  */
 
@@ -286,8 +304,8 @@ static __always_inline int kmalloc_index(size_t size)
 }
 #endif /* !CONFIG_SLOB */
 
-void *__kmalloc(size_t size, gfp_t flags);
-void *kmem_cache_alloc(struct kmem_cache *, gfp_t flags);
+void *__kmalloc(size_t size, gfp_t flags) __assume_kmalloc_alignment;
+void *kmem_cache_alloc(struct kmem_cache *, gfp_t flags) __assume_slab_alignment;
 void kmem_cache_free(struct kmem_cache *, void *);
 
 /*
@@ -298,11 +316,11 @@ void kmem_cache_free(struct kmem_cache *, void *);
  * Note that interrupts must be enabled when calling these functions.
  */
 void kmem_cache_free_bulk(struct kmem_cache *, size_t, void **);
-bool kmem_cache_alloc_bulk(struct kmem_cache *, gfp_t, size_t, void **);
+int kmem_cache_alloc_bulk(struct kmem_cache *, gfp_t, size_t, void **);
 
 #ifdef CONFIG_NUMA
-void *__kmalloc_node(size_t size, gfp_t flags, int node);
-void *kmem_cache_alloc_node(struct kmem_cache *, gfp_t flags, int node);
+void *__kmalloc_node(size_t size, gfp_t flags, int node) __assume_kmalloc_alignment;
+void *kmem_cache_alloc_node(struct kmem_cache *, gfp_t flags, int node) __assume_slab_alignment;
 #else
 static __always_inline void *__kmalloc_node(size_t size, gfp_t flags, int node)
 {
@@ -316,12 +334,12 @@ static __always_inline void *kmem_cache_alloc_node(struct kmem_cache *s, gfp_t f
 #endif
 
 #ifdef CONFIG_TRACING
-extern void *kmem_cache_alloc_trace(struct kmem_cache *, gfp_t, size_t);
+extern void *kmem_cache_alloc_trace(struct kmem_cache *, gfp_t, size_t) __assume_slab_alignment;
 
 #ifdef CONFIG_NUMA
 extern void *kmem_cache_alloc_node_trace(struct kmem_cache *s,
 					   gfp_t gfpflags,
-					   int node, size_t size);
+					   int node, size_t size) __assume_slab_alignment;
 #else
 static __always_inline void *
 kmem_cache_alloc_node_trace(struct kmem_cache *s,
@@ -354,10 +372,10 @@ kmem_cache_alloc_node_trace(struct kmem_cache *s,
 }
 #endif /* CONFIG_TRACING */
 
-extern void *kmalloc_order(size_t size, gfp_t flags, unsigned int order);
+extern void *kmalloc_order(size_t size, gfp_t flags, unsigned int order) __assume_page_alignment;
 
 #ifdef CONFIG_TRACING
-extern void *kmalloc_order_trace(size_t size, gfp_t flags, unsigned int order);
+extern void *kmalloc_order_trace(size_t size, gfp_t flags, unsigned int order) __assume_page_alignment;
 #else
 static __always_inline void *
 kmalloc_order_trace(size_t size, gfp_t flags, unsigned int order)
@@ -482,15 +500,6 @@ static __always_inline void *kmalloc_node(size_t size, gfp_t flags, int node)
 	return __kmalloc_node(size, flags, node);
 }
 
-/*
- * Setting ARCH_SLAB_MINALIGN in arch headers allows a different alignment.
- * Intended for arches that get misalignment faults even for 64 bit integer
- * aligned buffers.
- */
-#ifndef ARCH_SLAB_MINALIGN
-#define ARCH_SLAB_MINALIGN __alignof__(unsigned long long)
-#endif
-
 struct memcg_cache_array {
 	struct rcu_head rcu;
 	struct kmem_cache *entries[0];
diff --git a/include/linux/sunrpc/cache.h b/include/linux/sunrpc/cache.h
index 03d3b4c92d9f..ed03c9f7f908 100644
--- a/include/linux/sunrpc/cache.h
+++ b/include/linux/sunrpc/cache.h
@@ -48,8 +48,10 @@
 struct cache_head {
 	struct hlist_node	cache_list;
 	time_t		expiry_time;	/* After time time, don't use the data */
-	time_t		last_refresh;   /* If CACHE_PENDING, this is when upcall 
-					 * was sent, else this is when update was received
+	time_t		last_refresh;   /* If CACHE_PENDING, this is when upcall was
+					 * sent, else this is when update was
+					 * received, though it is alway set to
+					 * be *after* ->flush_time.
 					 */
 	struct kref	ref;
 	unsigned long	flags;
@@ -105,8 +107,12 @@ struct cache_detail {
 	/* fields below this comment are for internal use
 	 * and should not be touched by cache owners
 	 */
-	time_t			flush_time;		/* flush all cache items with last_refresh
-							 * earlier than this */
+	time_t			flush_time;		/* flush all cache items with
+							 * last_refresh at or earlier
+							 * than this.  last_refresh
+							 * is never set at or earlier
+							 * than this.
+							 */
 	struct list_head	others;
 	time_t			nextcheck;
 	int			entries;
@@ -203,7 +209,7 @@ static inline void cache_put(struct cache_head *h, struct cache_detail *cd)
 static inline int cache_is_expired(struct cache_detail *detail, struct cache_head *h)
 {
 	return  (h->expiry_time < seconds_since_boot()) ||
-		(detail->flush_time > h->last_refresh);
+		(detail->flush_time >= h->last_refresh);
 }
 
 extern int cache_check(struct cache_detail *detail,
diff --git a/include/linux/sysfs.h b/include/linux/sysfs.h
index ea090eaf468c..c6f0f0d0e17e 100644
--- a/include/linux/sysfs.h
+++ b/include/linux/sysfs.h
@@ -64,10 +64,18 @@ do {							\
  *		a new subdirectory with this name.
  * @is_visible:	Optional: Function to return permissions associated with an
  *		attribute of the group. Will be called repeatedly for each
- *		attribute in the group. Only read/write permissions as well as
- *		SYSFS_PREALLOC are accepted. Must return 0 if an attribute is
- *		not visible. The returned value will replace static permissions
- *		defined in struct attribute or struct bin_attribute.
+ *		non-binary attribute in the group. Only read/write
+ *		permissions as well as SYSFS_PREALLOC are accepted. Must
+ *		return 0 if an attribute is not visible. The returned value
+ *		will replace static permissions defined in struct attribute.
+ * @is_bin_visible:
+ *		Optional: Function to return permissions associated with a
+ *		binary attribute of the group. Will be called repeatedly
+ *		for each binary attribute in the group. Only read/write
+ *		permissions as well as SYSFS_PREALLOC are accepted. Must
+ *		return 0 if a binary attribute is not visible. The returned
+ *		value will replace static permissions defined in
+ *		struct bin_attribute.
  * @attrs:	Pointer to NULL terminated list of attributes.
  * @bin_attrs:	Pointer to NULL terminated list of binary attributes.
  *		Either attrs or bin_attrs or both must be provided.
@@ -76,6 +84,8 @@ struct attribute_group {
 	const char		*name;
 	umode_t			(*is_visible)(struct kobject *,
 					      struct attribute *, int);
+	umode_t			(*is_bin_visible)(struct kobject *,
+						  struct bin_attribute *, int);
 	struct attribute	**attrs;
 	struct bin_attribute	**bin_attrs;
 };
diff --git a/include/linux/tcp.h b/include/linux/tcp.h
index c906f4534581..b386361ba3e8 100644
--- a/include/linux/tcp.h
+++ b/include/linux/tcp.h
@@ -397,6 +397,13 @@ static inline void fastopen_queue_tune(struct sock *sk, int backlog)
 	queue->fastopenq.max_qlen = min_t(unsigned int, backlog, somaxconn);
 }
 
+static inline void tcp_move_syn(struct tcp_sock *tp,
+				struct request_sock *req)
+{
+	tp->saved_syn = req->saved_syn;
+	req->saved_syn = NULL;
+}
+
 static inline void tcp_saved_syn_free(struct tcp_sock *tp)
 {
 	kfree(tp->saved_syn);
diff --git a/include/linux/thermal.h b/include/linux/thermal.h
index 157d366e761b..4014a59828fc 100644
--- a/include/linux/thermal.h
+++ b/include/linux/thermal.h
@@ -44,9 +44,11 @@
 #define THERMAL_WEIGHT_DEFAULT 0
 
 /* Unit conversion macros */
-#define KELVIN_TO_CELSIUS(t)	(long)(((long)t-2732 >= 0) ?	\
-				((long)t-2732+5)/10 : ((long)t-2732-5)/10)
-#define CELSIUS_TO_KELVIN(t)	((t)*10+2732)
+#define DECI_KELVIN_TO_CELSIUS(t)	({			\
+	long _t = (t);						\
+	((_t-2732 >= 0) ? (_t-2732+5)/10 : (_t-2732-5)/10);	\
+})
+#define CELSIUS_TO_DECI_KELVIN(t)	((t)*10+2732)
 #define DECI_KELVIN_TO_MILLICELSIUS_WITH_OFFSET(t, off) (((t) - (off)) * 100)
 #define DECI_KELVIN_TO_MILLICELSIUS(t) DECI_KELVIN_TO_MILLICELSIUS_WITH_OFFSET(t, 2732)
 #define MILLICELSIUS_TO_DECI_KELVIN_WITH_OFFSET(t, off) (((t) / 100) + (off))
diff --git a/include/linux/tty.h b/include/linux/tty.h
index 5b04b0a5375b..5e31f1b99037 100644
--- a/include/linux/tty.h
+++ b/include/linux/tty.h
@@ -607,7 +607,7 @@ extern void n_tty_inherit_ops(struct tty_ldisc_ops *ops);
 
 /* tty_audit.c */
 #ifdef CONFIG_AUDIT
-extern void tty_audit_add_data(struct tty_struct *tty, unsigned char *data,
+extern void tty_audit_add_data(struct tty_struct *tty, const void *data,
 			       size_t size, unsigned icanon);
 extern void tty_audit_exit(void);
 extern void tty_audit_fork(struct signal_struct *sig);
@@ -615,8 +615,8 @@ extern void tty_audit_tiocsti(struct tty_struct *tty, char ch);
 extern void tty_audit_push(struct tty_struct *tty);
 extern int tty_audit_push_current(void);
 #else
-static inline void tty_audit_add_data(struct tty_struct *tty,
-		unsigned char *data, size_t size, unsigned icanon)
+static inline void tty_audit_add_data(struct tty_struct *tty, const void *data,
+				      size_t size, unsigned icanon)
 {
 }
 static inline void tty_audit_tiocsti(struct tty_struct *tty, char ch)
diff --git a/include/linux/usb/gadget_configfs.h b/include/linux/usb/gadget_configfs.h
index d74c0ae989d5..c36e95730de1 100644
--- a/include/linux/usb/gadget_configfs.h
+++ b/include/linux/usb/gadget_configfs.h
@@ -7,9 +7,10 @@ int check_user_usb_string(const char *name,
 		struct usb_gadget_strings *stringtab_dev);
 
 #define GS_STRINGS_W(__struct, __name)	\
-	static ssize_t __struct##_##__name##_store(struct __struct *gs, \
+static ssize_t __struct##_##__name##_store(struct config_item *item, \
 		const char *page, size_t len)		\
 {							\
+	struct __struct *gs = to_##__struct(item);	\
 	int ret;					\
 							\
 	ret = usb_string_copy(page, &gs->__name);	\
@@ -19,30 +20,20 @@ int check_user_usb_string(const char *name,
 }
 
 #define GS_STRINGS_R(__struct, __name)	\
-	static ssize_t __struct##_##__name##_show(struct __struct *gs, \
-			char *page)	\
+static ssize_t __struct##_##__name##_show(struct config_item *item, char *page) \
 {	\
+	struct __struct *gs = to_##__struct(item);	\
 	return sprintf(page, "%s\n", gs->__name ?: "");	\
 }
 
-#define GS_STRING_ITEM_ATTR(struct_name, name)	\
-	static struct struct_name##_attribute struct_name##_##name = \
-		__CONFIGFS_ATTR(name,  S_IRUGO | S_IWUSR,		\
-				struct_name##_##name##_show,		\
-				struct_name##_##name##_store)
-
 #define GS_STRINGS_RW(struct_name, _name)	\
 	GS_STRINGS_R(struct_name, _name)	\
 	GS_STRINGS_W(struct_name, _name)	\
-	GS_STRING_ITEM_ATTR(struct_name, _name)
+	CONFIGFS_ATTR(struct_name##_, _name)
 
 #define USB_CONFIG_STRING_RW_OPS(struct_in)				\
-	CONFIGFS_ATTR_OPS(struct_in);					\
-									\
 static struct configfs_item_operations struct_in##_langid_item_ops = {	\
 	.release                = struct_in##_attr_release,		\
-	.show_attribute         = struct_in##_attr_show,		\
-	.store_attribute        = struct_in##_attr_store,		\
 };									\
 									\
 static struct config_item_type struct_in##_langid_type = {		\
diff --git a/include/linux/vfio.h b/include/linux/vfio.h
index ddb440975382..610a86a892b8 100644
--- a/include/linux/vfio.h
+++ b/include/linux/vfio.h
@@ -44,6 +44,9 @@ struct vfio_device_ops {
 	void	(*request)(void *device_data, unsigned int count);
 };
 
+extern struct iommu_group *vfio_iommu_group_get(struct device *dev);
+extern void vfio_iommu_group_put(struct iommu_group *group, struct device *dev);
+
 extern int vfio_add_group_dev(struct device *dev,
 			      const struct vfio_device_ops *ops,
 			      void *device_data);
diff --git a/include/linux/xattr.h b/include/linux/xattr.h
index 91b0a68d38dc..89474b9d260c 100644
--- a/include/linux/xattr.h
+++ b/include/linux/xattr.h
@@ -21,15 +21,19 @@ struct dentry;
 
 struct xattr_handler {
 	const char *prefix;
-	int flags;	/* fs private flags passed back to the handlers */
-	size_t (*list)(struct dentry *dentry, char *list, size_t list_size,
-		       const char *name, size_t name_len, int handler_flags);
-	int (*get)(struct dentry *dentry, const char *name, void *buffer,
-		   size_t size, int handler_flags);
-	int (*set)(struct dentry *dentry, const char *name, const void *buffer,
-		   size_t size, int flags, int handler_flags);
+	int flags;      /* fs private flags */
+	size_t (*list)(const struct xattr_handler *, struct dentry *dentry,
+		       char *list, size_t list_size, const char *name,
+		       size_t name_len);
+	int (*get)(const struct xattr_handler *, struct dentry *dentry,
+		   const char *name, void *buffer, size_t size);
+	int (*set)(const struct xattr_handler *, struct dentry *dentry,
+		   const char *name, const void *buffer, size_t size,
+		   int flags);
 };
 
+const char *xattr_full_name(const struct xattr_handler *, const char *);
+
 struct xattr {
 	const char *name;
 	void *value;