Merge 4.15-rc3 into char-misc-next

We want the fixes and changes in here for testing.

Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

50 files changed, 233 insertions, 157 deletions

diff --git a/include/acpi/acpi_bus.h b/include/acpi/acpi_bus.h
index f849be28e082..79287629c888 100644
--- a/include/acpi/acpi_bus.h
+++ b/include/acpi/acpi_bus.h
@@ -105,6 +105,7 @@ enum acpi_bus_device_type {
 	ACPI_BUS_TYPE_THERMAL,
 	ACPI_BUS_TYPE_POWER_BUTTON,
 	ACPI_BUS_TYPE_SLEEP_BUTTON,
+	ACPI_BUS_TYPE_ECDT_EC,
 	ACPI_BUS_DEVICE_TYPE_COUNT
 };
 
diff --git a/include/acpi/acpi_drivers.h b/include/acpi/acpi_drivers.h
index 29c691265b49..14499757338f 100644
--- a/include/acpi/acpi_drivers.h
+++ b/include/acpi/acpi_drivers.h
@@ -58,6 +58,7 @@
 #define ACPI_VIDEO_HID			"LNXVIDEO"
 #define ACPI_BAY_HID			"LNXIOBAY"
 #define ACPI_DOCK_HID			"LNXDOCK"
+#define ACPI_ECDT_HID			"LNXEC"
 /* Quirk for broken IBM BIOSes */
 #define ACPI_SMBUS_IBM_HID		"SMBUSIBM"
 
diff --git a/include/asm-generic/pgtable.h b/include/asm-generic/pgtable.h
index 757dc6ffc7ba..b234d54f2cb6 100644
--- a/include/asm-generic/pgtable.h
+++ b/include/asm-generic/pgtable.h
@@ -805,15 +805,23 @@ static inline int pmd_trans_huge(pmd_t pmd)
 {
 	return 0;
 }
-#ifndef __HAVE_ARCH_PMD_WRITE
+#ifndef pmd_write
 static inline int pmd_write(pmd_t pmd)
 {
 	BUG();
 	return 0;
 }
-#endif /* __HAVE_ARCH_PMD_WRITE */
+#endif /* pmd_write */
 #endif /* CONFIG_TRANSPARENT_HUGEPAGE */
 
+#ifndef pud_write
+static inline int pud_write(pud_t pud)
+{
+	BUG();
+	return 0;
+}
+#endif /* pud_write */
+
 #if !defined(CONFIG_TRANSPARENT_HUGEPAGE) || \
 	(defined(CONFIG_TRANSPARENT_HUGEPAGE) && \
 	 !defined(CONFIG_HAVE_ARCH_TRANSPARENT_HUGEPAGE_PUD))
diff --git a/include/crypto/if_alg.h b/include/crypto/if_alg.h
index 6abf0a3604dc..38d9c5861ed8 100644
--- a/include/crypto/if_alg.h
+++ b/include/crypto/if_alg.h
@@ -242,6 +242,7 @@ int af_alg_sendmsg(struct socket *sock, struct msghdr *msg, size_t size,
 		   unsigned int ivsize);
 ssize_t af_alg_sendpage(struct socket *sock, struct page *page,
 			int offset, size_t size, int flags);
+void af_alg_free_resources(struct af_alg_async_req *areq);
 void af_alg_async_cb(struct crypto_async_request *_req, int err);
 unsigned int af_alg_poll(struct file *file, struct socket *sock,
 			 poll_table *wait);
diff --git a/include/drm/drm_connector.h b/include/drm/drm_connector.h
index df9807a3caae..a4649c56ca2f 100644
--- a/include/drm/drm_connector.h
+++ b/include/drm/drm_connector.h
@@ -916,6 +916,14 @@ struct drm_connector {
 	uint8_t num_h_tile, num_v_tile;
 	uint8_t tile_h_loc, tile_v_loc;
 	uint16_t tile_h_size, tile_v_size;
+
+	/**
+	 * @free_work:
+	 *
+	 * Work used only by &drm_connector_iter to be able to clean up a
+	 * connector from any context.
+	 */
+	struct work_struct free_work;
 };
 
 #define obj_to_connector(x) container_of(x, struct drm_connector, base)
diff --git a/include/drm/drm_edid.h b/include/drm/drm_edid.h
index 6f35909b8add..2ec41d032e56 100644
--- a/include/drm/drm_edid.h
+++ b/include/drm/drm_edid.h
@@ -362,7 +362,8 @@ void
 drm_hdmi_avi_infoframe_quant_range(struct hdmi_avi_infoframe *frame,
 				   const struct drm_display_mode *mode,
 				   enum hdmi_quantization_range rgb_quant_range,
-				   bool rgb_quant_range_selectable);
+				   bool rgb_quant_range_selectable,
+				   bool is_hdmi2_sink);
 
 /**
  * drm_eld_mnl - Get ELD monitor name length in bytes.
diff --git a/include/drm/ttm/ttm_page_alloc.h b/include/drm/ttm/ttm_page_alloc.h
index 38a2b4770c35..593811362a91 100644
--- a/include/drm/ttm/ttm_page_alloc.h
+++ b/include/drm/ttm/ttm_page_alloc.h
@@ -59,11 +59,20 @@ int ttm_pool_populate(struct ttm_tt *ttm);
 void ttm_pool_unpopulate(struct ttm_tt *ttm);
 
 /**
+ * Populates and DMA maps pages to fullfil a ttm_dma_populate() request
+ */
+int ttm_populate_and_map_pages(struct device *dev, struct ttm_dma_tt *tt);
+
+/**
+ * Unpopulates and DMA unmaps pages as part of a
+ * ttm_dma_unpopulate() request */
+void ttm_unmap_and_unpopulate_pages(struct device *dev, struct ttm_dma_tt *tt);
+
+/**
  * Output the state of pools to debugfs file
  */
 int ttm_page_alloc_debugfs(struct seq_file *m, void *data);
 
-
 #if defined(CONFIG_SWIOTLB) || defined(CONFIG_INTEL_IOMMU)
 /**
  * Initialize pool allocator.
@@ -83,17 +92,6 @@ int ttm_dma_page_alloc_debugfs(struct seq_file *m, void *data);
 int ttm_dma_populate(struct ttm_dma_tt *ttm_dma, struct device *dev);
 void ttm_dma_unpopulate(struct ttm_dma_tt *ttm_dma, struct device *dev);
 
-
-/**
- * Populates and DMA maps pages to fullfil a ttm_dma_populate() request
- */
-int ttm_populate_and_map_pages(struct device *dev, struct ttm_dma_tt *tt);
-
-/**
- * Unpopulates and DMA unmaps pages as part of a
- * ttm_dma_unpopulate() request */
-void ttm_unmap_and_unpopulate_pages(struct device *dev, struct ttm_dma_tt *tt);
-
 #else
 static inline int ttm_dma_page_alloc_init(struct ttm_mem_global *glob,
 					  unsigned max_pages)
@@ -116,16 +114,6 @@ static inline void ttm_dma_unpopulate(struct ttm_dma_tt *ttm_dma,
 				      struct device *dev)
 {
 }
-
-static inline int ttm_populate_and_map_pages(struct device *dev, struct ttm_dma_tt *tt)
-{
-	return -ENOMEM;
-}
-
-static inline void ttm_unmap_and_unpopulate_pages(struct device *dev, struct ttm_dma_tt *tt)
-{
-}
-
 #endif
 
 #endif
diff --git a/include/kvm/arm_arch_timer.h b/include/kvm/arm_arch_timer.h
index 01ee473517e2..6e45608b2399 100644
--- a/include/kvm/arm_arch_timer.h
+++ b/include/kvm/arm_arch_timer.h
@@ -93,7 +93,4 @@ void kvm_timer_init_vhe(void);
 #define vcpu_vtimer(v)	(&(v)->arch.timer_cpu.vtimer)
 #define vcpu_ptimer(v)	(&(v)->arch.timer_cpu.ptimer)
 
-void enable_el1_phys_timer_access(void);
-void disable_el1_phys_timer_access(void);
-
 #endif
diff --git a/include/linux/debugfs.h b/include/linux/debugfs.h
index f36ecc2a5712..3b0ba54cc4d5 100644
--- a/include/linux/debugfs.h
+++ b/include/linux/debugfs.h
@@ -216,6 +216,8 @@ static inline void debugfs_remove(struct dentry *dentry)
 static inline void debugfs_remove_recursive(struct dentry *dentry)
 { }
 
+const struct file_operations *debugfs_real_fops(const struct file *filp);
+
 static inline int debugfs_file_get(struct dentry *dentry)
 {
 	return 0;
diff --git a/include/linux/dma-mapping.h b/include/linux/dma-mapping.h
index e8f8e8fb244d..81ed9b2d84dc 100644
--- a/include/linux/dma-mapping.h
+++ b/include/linux/dma-mapping.h
@@ -704,7 +704,6 @@ static inline void *dma_zalloc_coherent(struct device *dev, size_t size,
 	return ret;
 }
 
-#ifdef CONFIG_HAS_DMA
 static inline int dma_get_cache_alignment(void)
 {
 #ifdef ARCH_DMA_MINALIGN
@@ -712,7 +711,6 @@ static inline int dma_get_cache_alignment(void)
 #endif
 	return 1;
 }
-#endif
 
 /* flags for the coherent memory api */
 #define DMA_MEMORY_EXCLUSIVE		0x01
diff --git a/include/linux/fs.h b/include/linux/fs.h
index 2995a271ec46..511fbaabf624 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -1872,7 +1872,7 @@ struct super_operations {
  */
 #define __IS_FLG(inode, flg)	((inode)->i_sb->s_flags & (flg))
 
-static inline bool sb_rdonly(const struct super_block *sb) { return sb->s_flags & MS_RDONLY; }
+static inline bool sb_rdonly(const struct super_block *sb) { return sb->s_flags & SB_RDONLY; }
 #define IS_RDONLY(inode)	sb_rdonly((inode)->i_sb)
 #define IS_SYNC(inode)		(__IS_FLG(inode, SB_SYNCHRONOUS) || \
 					((inode)->i_flags & S_SYNC))
@@ -3088,7 +3088,8 @@ static inline int vfs_lstat(const char __user *name, struct kstat *stat)
 static inline int vfs_fstatat(int dfd, const char __user *filename,
 			      struct kstat *stat, int flags)
 {
-	return vfs_statx(dfd, filename, flags, stat, STATX_BASIC_STATS);
+	return vfs_statx(dfd, filename, flags | AT_NO_AUTOMOUNT,
+			 stat, STATX_BASIC_STATS);
 }
 static inline int vfs_fstat(int fd, struct kstat *stat)
 {
@@ -3194,6 +3195,20 @@ static inline bool vma_is_dax(struct vm_area_struct *vma)
 	return vma->vm_file && IS_DAX(vma->vm_file->f_mapping->host);
 }
 
+static inline bool vma_is_fsdax(struct vm_area_struct *vma)
+{
+	struct inode *inode;
+
+	if (!vma->vm_file)
+		return false;
+	if (!vma_is_dax(vma))
+		return false;
+	inode = file_inode(vma->vm_file);
+	if (inode->i_mode == S_IFCHR)
+		return false; /* device-dax */
+	return true;
+}
+
 static inline int iocb_flags(struct file *file)
 {
 	int res = 0;
diff --git a/include/linux/hugetlb.h b/include/linux/hugetlb.h
index fbf5b31d47ee..82a25880714a 100644
--- a/include/linux/hugetlb.h
+++ b/include/linux/hugetlb.h
@@ -239,14 +239,6 @@ static inline int pgd_write(pgd_t pgd)
 }
 #endif
 
-#ifndef pud_write
-static inline int pud_write(pud_t pud)
-{
-	BUG();
-	return 0;
-}
-#endif
-
 #define HUGETLB_ANON_FILE "anon_hugepage"
 
 enum {
diff --git a/include/linux/hyperv.h b/include/linux/hyperv.h
index f3e97c5f94c9..6c9336626592 100644
--- a/include/linux/hyperv.h
+++ b/include/linux/hyperv.h
@@ -708,6 +708,7 @@ struct vmbus_channel {
 	u8 monitor_bit;
 
 	bool rescind; /* got rescind msg */
+	struct completion rescind_event;
 
 	u32 ringbuffer_gpadlhandle;
 
diff --git a/include/linux/iio/timer/stm32-lptim-trigger.h b/include/linux/iio/timer/stm32-lptim-trigger.h
index 34d59bfdce2d..464458d20b16 100644
--- a/include/linux/iio/timer/stm32-lptim-trigger.h
+++ b/include/linux/iio/timer/stm32-lptim-trigger.h
@@ -16,11 +16,14 @@
 #define LPTIM2_OUT	"lptim2_out"
 #define LPTIM3_OUT	"lptim3_out"
 
-#if IS_ENABLED(CONFIG_IIO_STM32_LPTIMER_TRIGGER)
+#if IS_REACHABLE(CONFIG_IIO_STM32_LPTIMER_TRIGGER)
 bool is_stm32_lptim_trigger(struct iio_trigger *trig);
 #else
 static inline bool is_stm32_lptim_trigger(struct iio_trigger *trig)
 {
+#if IS_ENABLED(CONFIG_IIO_STM32_LPTIMER_TRIGGER)
+	pr_warn_once("stm32 lptim_trigger not linked in\n");
+#endif
 	return false;
 }
 #endif
diff --git a/include/linux/irqdesc.h b/include/linux/irqdesc.h
index dd418955962b..39fb3700f7a9 100644
--- a/include/linux/irqdesc.h
+++ b/include/linux/irqdesc.h
@@ -230,7 +230,7 @@ irq_set_chip_handler_name_locked(struct irq_data *data, struct irq_chip *chip,
 	data->chip = chip;
 }
 
-static inline int irq_balancing_disabled(unsigned int irq)
+static inline bool irq_balancing_disabled(unsigned int irq)
 {
 	struct irq_desc *desc;
 
@@ -238,7 +238,7 @@ static inline int irq_balancing_disabled(unsigned int irq)
 	return desc->status_use_accessors & IRQ_NO_BALANCING_MASK;
 }
 
-static inline int irq_is_percpu(unsigned int irq)
+static inline bool irq_is_percpu(unsigned int irq)
 {
 	struct irq_desc *desc;
 
@@ -246,7 +246,7 @@ static inline int irq_is_percpu(unsigned int irq)
 	return desc->status_use_accessors & IRQ_PER_CPU;
 }
 
-static inline int irq_is_percpu_devid(unsigned int irq)
+static inline bool irq_is_percpu_devid(unsigned int irq)
 {
 	struct irq_desc *desc;
 
diff --git a/include/linux/kallsyms.h b/include/linux/kallsyms.h
index 708f337d780b..bd118a6c60cb 100644
--- a/include/linux/kallsyms.h
+++ b/include/linux/kallsyms.h
@@ -14,12 +14,6 @@
 #define KSYM_SYMBOL_LEN (sizeof("%s+%#lx/%#lx [%s]") + (KSYM_NAME_LEN - 1) + \
 			 2*(BITS_PER_LONG*3/10) + (MODULE_NAME_LEN - 1) + 1)
 
-#ifndef CONFIG_64BIT
-# define KALLSYM_FMT "%08lx"
-#else
-# define KALLSYM_FMT "%016lx"
-#endif
-
 struct module;
 
 #ifdef CONFIG_KALLSYMS
diff --git a/include/linux/kmemcheck.h b/include/linux/kmemcheck.h
deleted file mode 100644
index ea32a7d3cf1b..000000000000
--- a/include/linux/kmemcheck.h
+++ /dev/null
@@ -1 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0 */
diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h
index 2e754b7c282c..6bdd4b9f6611 100644
--- a/include/linux/kvm_host.h
+++ b/include/linux/kvm_host.h
@@ -232,7 +232,7 @@ struct kvm_vcpu {
 	struct mutex mutex;
 	struct kvm_run *run;
 
-	int guest_fpu_loaded, guest_xcr0_loaded;
+	int guest_xcr0_loaded;
 	struct swait_queue_head wq;
 	struct pid __rcu *pid;
 	int sigset_active;
@@ -715,6 +715,9 @@ int kvm_vcpu_write_guest(struct kvm_vcpu *vcpu, gpa_t gpa, const void *data,
 			 unsigned long len);
 void kvm_vcpu_mark_page_dirty(struct kvm_vcpu *vcpu, gfn_t gfn);
 
+void kvm_sigset_activate(struct kvm_vcpu *vcpu);
+void kvm_sigset_deactivate(struct kvm_vcpu *vcpu);
+
 void kvm_vcpu_block(struct kvm_vcpu *vcpu);
 void kvm_arch_vcpu_blocking(struct kvm_vcpu *vcpu);
 void kvm_arch_vcpu_unblocking(struct kvm_vcpu *vcpu);
diff --git a/include/lib/libgcc.h b/include/linux/libgcc.h
index 32e1e0f4b2d0..32e1e0f4b2d0 100644
--- a/include/lib/libgcc.h
+++ b/include/linux/libgcc.h
diff --git a/include/linux/migrate.h b/include/linux/migrate.h
index 895ec0c4942e..a2246cf670ba 100644
--- a/include/linux/migrate.h
+++ b/include/linux/migrate.h
@@ -54,7 +54,7 @@ static inline struct page *new_page_nodemask(struct page *page,
 	new_page = __alloc_pages_nodemask(gfp_mask, order,
 				preferred_nid, nodemask);
 
-	if (new_page && PageTransHuge(page))
+	if (new_page && PageTransHuge(new_page))
 		prep_transhuge_page(new_page);
 
 	return new_page;
diff --git a/include/linux/mm.h b/include/linux/mm.h
index ee073146aaa7..ea818ff739cd 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -377,6 +377,7 @@ enum page_entry_size {
 struct vm_operations_struct {
 	void (*open)(struct vm_area_struct * area);
 	void (*close)(struct vm_area_struct * area);
+	int (*split)(struct vm_area_struct * area, unsigned long addr);
 	int (*mremap)(struct vm_area_struct * area);
 	int (*fault)(struct vm_fault *vmf);
 	int (*huge_fault)(struct vm_fault *vmf, enum page_entry_size pe_size);
@@ -1379,6 +1380,19 @@ long get_user_pages_locked(unsigned long start, unsigned long nr_pages,
 		    unsigned int gup_flags, struct page **pages, int *locked);
 long get_user_pages_unlocked(unsigned long start, unsigned long nr_pages,
 		    struct page **pages, unsigned int gup_flags);
+#ifdef CONFIG_FS_DAX
+long get_user_pages_longterm(unsigned long start, unsigned long nr_pages,
+			    unsigned int gup_flags, struct page **pages,
+			    struct vm_area_struct **vmas);
+#else
+static inline long get_user_pages_longterm(unsigned long start,
+		unsigned long nr_pages, unsigned int gup_flags,
+		struct page **pages, struct vm_area_struct **vmas)
+{
+	return get_user_pages(start, nr_pages, gup_flags, pages, vmas);
+}
+#endif /* CONFIG_FS_DAX */
+
 int get_user_pages_fast(unsigned long start, int nr_pages, int write,
 			struct page **pages);
 
diff --git a/include/linux/perf_event.h b/include/linux/perf_event.h
index 2c9c87d8a0c1..7546822a1d74 100644
--- a/include/linux/perf_event.h
+++ b/include/linux/perf_event.h
@@ -15,6 +15,7 @@
 #define _LINUX_PERF_EVENT_H
 
 #include <uapi/linux/perf_event.h>
+#include <uapi/linux/bpf_perf_event.h>
 
 /*
  * Kernel-internal data types and definitions:
@@ -787,7 +788,7 @@ struct perf_output_handle {
 };
 
 struct bpf_perf_event_data_kern {
-	struct pt_regs *regs;
+	bpf_user_pt_regs_t *regs;
 	struct perf_sample_data *data;
 	struct perf_event *event;
 };
@@ -1177,6 +1178,9 @@ extern void perf_bp_event(struct perf_event *event, void *data);
 		(user_mode(regs) ? PERF_RECORD_MISC_USER : PERF_RECORD_MISC_KERNEL)
 # define perf_instruction_pointer(regs)	instruction_pointer(regs)
 #endif
+#ifndef perf_arch_bpf_user_pt_regs
+# define perf_arch_bpf_user_pt_regs(regs) regs
+#endif
 
 static inline bool has_branch_stack(struct perf_event *event)
 {
diff --git a/include/linux/rculist_nulls.h b/include/linux/rculist_nulls.h
index a328e8181e49..e4b257ff881b 100644
--- a/include/linux/rculist_nulls.h
+++ b/include/linux/rculist_nulls.h
@@ -101,44 +101,6 @@ static inline void hlist_nulls_add_head_rcu(struct hlist_nulls_node *n,
 }
 
 /**
- * hlist_nulls_add_tail_rcu
- * @n: the element to add to the hash list.
- * @h: the list to add to.
- *
- * Description:
- * Adds the specified element to the end of the specified hlist_nulls,
- * while permitting racing traversals.  NOTE: tail insertion requires
- * list traversal.
- *
- * The caller must take whatever precautions are necessary
- * (such as holding appropriate locks) to avoid racing
- * with another list-mutation primitive, such as hlist_nulls_add_head_rcu()
- * or hlist_nulls_del_rcu(), running on this same list.
- * However, it is perfectly legal to run concurrently with
- * the _rcu list-traversal primitives, such as
- * hlist_nulls_for_each_entry_rcu(), used to prevent memory-consistency
- * problems on Alpha CPUs.  Regardless of the type of CPU, the
- * list-traversal primitive must be guarded by rcu_read_lock().
- */
-static inline void hlist_nulls_add_tail_rcu(struct hlist_nulls_node *n,
-					struct hlist_nulls_head *h)
-{
-	struct hlist_nulls_node *i, *last = NULL;
-
-	for (i = hlist_nulls_first_rcu(h); !is_a_nulls(i);
-	     i = hlist_nulls_next_rcu(i))
-		last = i;
-
-	if (last) {
-		n->next = last->next;
-		n->pprev = &last->next;
-		rcu_assign_pointer(hlist_nulls_next_rcu(last), n);
-	} else {
-		hlist_nulls_add_head_rcu(n, h);
-	}
-}
-
-/**
  * hlist_nulls_for_each_entry_rcu - iterate over rcu list of given type
  * @tpos:	the type * to use as a loop cursor.
  * @pos:	the &struct hlist_nulls_node to use as a loop cursor.
diff --git a/include/linux/serdev.h b/include/linux/serdev.h
index e69402d4a8ae..d609e6dc5bad 100644
--- a/include/linux/serdev.h
+++ b/include/linux/serdev.h
@@ -184,7 +184,7 @@ static inline int serdev_controller_receive_buf(struct serdev_controller *ctrl,
 	struct serdev_device *serdev = ctrl->serdev;
 
 	if (!serdev || !serdev->ops->receive_buf)
-		return -EINVAL;
+		return 0;
 
 	return serdev->ops->receive_buf(serdev, data, count);
 }
diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
index bc486ef23f20..a38c80e9f91e 100644
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -1406,8 +1406,7 @@ static inline struct sk_buff *skb_get(struct sk_buff *skb)
 }
 
 /*
- * If users == 1, we are the only owner and are can avoid redundant
- * atomic change.
+ * If users == 1, we are the only owner and can avoid redundant atomic changes.
  */
 
 /**
diff --git a/include/linux/sunrpc/cache.h b/include/linux/sunrpc/cache.h
index 270bad0e1bed..40d2822f0e2f 100644
--- a/include/linux/sunrpc/cache.h
+++ b/include/linux/sunrpc/cache.h
@@ -213,7 +213,7 @@ extern void __init cache_initialize(void);
 extern int cache_register_net(struct cache_detail *cd, struct net *net);
 extern void cache_unregister_net(struct cache_detail *cd, struct net *net);
 
-extern struct cache_detail *cache_create_net(struct cache_detail *tmpl, struct net *net);
+extern struct cache_detail *cache_create_net(const struct cache_detail *tmpl, struct net *net);
 extern void cache_destroy_net(struct cache_detail *cd, struct net *net);
 
 extern void sunrpc_init_cache_detail(struct cache_detail *cd);
diff --git a/include/linux/sysfs.h b/include/linux/sysfs.h
index e32dfe098e82..40839c02d28c 100644
--- a/include/linux/sysfs.h
+++ b/include/linux/sysfs.h
@@ -117,6 +117,12 @@ struct attribute_group {
 	.show	= _name##_show,						\
 }
 
+#define __ATTR_RO_MODE(_name, _mode) {					\
+	.attr	= { .name = __stringify(_name),				\
+		    .mode = VERIFY_OCTAL_PERMISSIONS(_mode) },		\
+	.show	= _name##_show,						\
+}
+
 #define __ATTR_WO(_name) {						\
 	.attr	= { .name = __stringify(_name), .mode = S_IWUSR },	\
 	.store	= _name##_store,					\
diff --git a/include/linux/tcp.h b/include/linux/tcp.h
index df5d97a85e1a..ca4a6361389b 100644
--- a/include/linux/tcp.h
+++ b/include/linux/tcp.h
@@ -224,7 +224,8 @@ struct tcp_sock {
 		rate_app_limited:1,  /* rate_{delivered,interval_us} limited? */
 		fastopen_connect:1, /* FASTOPEN_CONNECT sockopt */
 		fastopen_no_cookie:1, /* Allow send/recv SYN+data without a cookie */
-		unused:3;
+		is_sack_reneg:1,    /* in recovery from loss with SACK reneg? */
+		unused:2;
 	u8	nonagle     : 4,/* Disable Nagle algorithm?             */
 		thin_lto    : 1,/* Use linear timeouts for thin streams */
 		unused1	    : 1,
diff --git a/include/linux/usb/usbnet.h b/include/linux/usb/usbnet.h
index a69877734c4e..e2ec3582e549 100644
--- a/include/linux/usb/usbnet.h
+++ b/include/linux/usb/usbnet.h
@@ -82,6 +82,7 @@ struct usbnet {
 #		define EVENT_RX_KILL	10
 #		define EVENT_LINK_CHANGE	11
 #		define EVENT_SET_RX_MODE	12
+#		define EVENT_NO_IP_ALIGN	13
 };
 
 static inline struct usb_driver *driver_of(struct usb_interface *intf)
diff --git a/include/net/mac80211.h b/include/net/mac80211.h
index cc9073e45be9..eec143cca1c0 100644
--- a/include/net/mac80211.h
+++ b/include/net/mac80211.h
@@ -4470,18 +4470,24 @@ struct sk_buff *ieee80211_pspoll_get(struct ieee80211_hw *hw,
  * ieee80211_nullfunc_get - retrieve a nullfunc template
  * @hw: pointer obtained from ieee80211_alloc_hw().
  * @vif: &struct ieee80211_vif pointer from the add_interface callback.
+ * @qos_ok: QoS NDP is acceptable to the caller, this should be set
+ *	if at all possible
  *
  * Creates a Nullfunc template which can, for example, uploaded to
  * hardware. The template must be updated after association so that correct
  * BSSID and address is used.
  *
+ * If @qos_ndp is set and the association is to an AP with QoS/WMM, the
+ * returned packet will be QoS NDP.
+ *
  * Note: Caller (or hardware) is responsible for setting the
  * &IEEE80211_FCTL_PM bit as well as Duration and Sequence Control fields.
  *
  * Return: The nullfunc template. %NULL on error.
  */
 struct sk_buff *ieee80211_nullfunc_get(struct ieee80211_hw *hw,
-				       struct ieee80211_vif *vif);
+				       struct ieee80211_vif *vif,
+				       bool qos_ok);
 
 /**
  * ieee80211_probereq_get - retrieve a Probe Request template
diff --git a/include/net/red.h b/include/net/red.h
index 9a9347710701..9665582c4687 100644
--- a/include/net/red.h
+++ b/include/net/red.h
@@ -168,6 +168,17 @@ static inline void red_set_vars(struct red_vars *v)
 	v->qcount	= -1;
 }
 
+static inline bool red_check_params(u32 qth_min, u32 qth_max, u8 Wlog)
+{
+	if (fls(qth_min) + Wlog > 32)
+		return false;
+	if (fls(qth_max) + Wlog > 32)
+		return false;
+	if (qth_max < qth_min)
+		return false;
+	return true;
+}
+
 static inline void red_set_parms(struct red_parms *p,
 				 u32 qth_min, u32 qth_max, u8 Wlog, u8 Plog,
 				 u8 Scell_log, u8 *stab, u32 max_P)
@@ -179,7 +190,7 @@ static inline void red_set_parms(struct red_parms *p,
 	p->qth_max	= qth_max << Wlog;
 	p->Wlog		= Wlog;
 	p->Plog		= Plog;
-	if (delta < 0)
+	if (delta <= 0)
 		delta = 1;
 	p->qth_delta	= delta;
 	if (!max_P) {
diff --git a/include/net/sctp/checksum.h b/include/net/sctp/checksum.h
index 4a5b9a306c69..32ee65a30aff 100644
--- a/include/net/sctp/checksum.h
+++ b/include/net/sctp/checksum.h
@@ -48,31 +48,32 @@ static inline __wsum sctp_csum_update(const void *buff, int len, __wsum sum)
 	/* This uses the crypto implementation of crc32c, which is either
 	 * implemented w/ hardware support or resolves to __crc32c_le().
 	 */
-	return crc32c(sum, buff, len);
+	return (__force __wsum)crc32c((__force __u32)sum, buff, len);
 }
 
 static inline __wsum sctp_csum_combine(__wsum csum, __wsum csum2,
 				       int offset, int len)
 {
-	return __crc32c_le_combine(csum, csum2, len);
+	return (__force __wsum)__crc32c_le_combine((__force __u32)csum,
+						   (__force __u32)csum2, len);
 }
 
 static inline __le32 sctp_compute_cksum(const struct sk_buff *skb,
 					unsigned int offset)
 {
 	struct sctphdr *sh = sctp_hdr(skb);
-        __le32 ret, old = sh->checksum;
 	const struct skb_checksum_ops ops = {
 		.update  = sctp_csum_update,
 		.combine = sctp_csum_combine,
 	};
+	__le32 old = sh->checksum;
+	__wsum new;
 
 	sh->checksum = 0;
-	ret = cpu_to_le32(~__skb_checksum(skb, offset, skb->len - offset,
-					  ~(__u32)0, &ops));
+	new = ~__skb_checksum(skb, offset, skb->len - offset, ~(__wsum)0, &ops);
 	sh->checksum = old;
 
-	return ret;
+	return cpu_to_le32((__force __u32)new);
 }
 
 #endif /* __sctp_checksum_h__ */
diff --git a/include/net/sctp/sctp.h b/include/net/sctp/sctp.h
index 749a42882437..906a9c0efa71 100644
--- a/include/net/sctp/sctp.h
+++ b/include/net/sctp/sctp.h
@@ -195,6 +195,11 @@ void sctp_remaddr_proc_exit(struct net *net);
 int sctp_offload_init(void);
 
 /*
+ * sctp/stream_sched.c
+ */
+void sctp_sched_ops_init(void);
+
+/*
  * sctp/stream.c
  */
 int sctp_send_reset_streams(struct sctp_association *asoc,
diff --git a/include/net/sctp/stream_sched.h b/include/net/sctp/stream_sched.h
index c676550a4c7d..5c5da48f65e7 100644
--- a/include/net/sctp/stream_sched.h
+++ b/include/net/sctp/stream_sched.h
@@ -69,4 +69,9 @@ void sctp_sched_dequeue_common(struct sctp_outq *q, struct sctp_chunk *ch);
 int sctp_sched_init_sid(struct sctp_stream *stream, __u16 sid, gfp_t gfp);
 struct sctp_sched_ops *sctp_sched_ops_from_stream(struct sctp_stream *stream);
 
+void sctp_sched_ops_register(enum sctp_sched_type sched,
+			     struct sctp_sched_ops *sched_ops);
+void sctp_sched_ops_prio_init(void);
+void sctp_sched_ops_rr_init(void);
+
 #endif /* __sctp_stream_sched_h__ */
diff --git a/include/net/sctp/structs.h b/include/net/sctp/structs.h
index 16f949eef52f..2f8f93da5dc2 100644
--- a/include/net/sctp/structs.h
+++ b/include/net/sctp/structs.h
@@ -503,7 +503,8 @@ struct sctp_datamsg {
 	/* Did the messenge fail to send? */
 	int send_error;
 	u8 send_failed:1,
-	   can_delay;	    /* should this message be Nagle delayed */
+	   can_delay:1,	/* should this message be Nagle delayed */
+	   abandoned:1;	/* should this message be abandoned */
 };
 
 struct sctp_datamsg *sctp_datamsg_from_user(struct sctp_association *,
diff --git a/include/net/sock.h b/include/net/sock.h
index 79e1a2c7912c..9155da422692 100644
--- a/include/net/sock.h
+++ b/include/net/sock.h
@@ -685,11 +685,7 @@ static inline void sk_add_node_rcu(struct sock *sk, struct hlist_head *list)
 
 static inline void __sk_nulls_add_node_rcu(struct sock *sk, struct hlist_nulls_head *list)
 {
-	if (IS_ENABLED(CONFIG_IPV6) && sk->sk_reuseport &&
-	    sk->sk_family == AF_INET6)
-		hlist_nulls_add_tail_rcu(&sk->sk_nulls_node, list);
-	else
-		hlist_nulls_add_head_rcu(&sk->sk_nulls_node, list);
+	hlist_nulls_add_head_rcu(&sk->sk_nulls_node, list);
 }
 
 static inline void sk_nulls_add_node_rcu(struct sock *sk, struct hlist_nulls_head *list)
diff --git a/include/net/tc_act/tc_sample.h b/include/net/tc_act/tc_sample.h
index 524cee4f4c81..01dbfea32672 100644
--- a/include/net/tc_act/tc_sample.h
+++ b/include/net/tc_act/tc_sample.h
@@ -14,7 +14,6 @@ struct tcf_sample {
 	struct psample_group __rcu *psample_group;
 	u32 psample_group_num;
 	struct list_head tcfm_list;
-	struct rcu_head rcu;
 };
 #define to_sample(a) ((struct tcf_sample *)a)
 
diff --git a/include/net/tcp.h b/include/net/tcp.h
index 4e09398009c1..6da880d2f022 100644
--- a/include/net/tcp.h
+++ b/include/net/tcp.h
@@ -844,12 +844,11 @@ static inline int tcp_v6_sdif(const struct sk_buff *skb)
 }
 #endif
 
-/* TCP_SKB_CB reference means this can not be used from early demux */
 static inline bool inet_exact_dif_match(struct net *net, struct sk_buff *skb)
 {
 #if IS_ENABLED(CONFIG_NET_L3_MASTER_DEV)
 	if (!net->ipv4.sysctl_tcp_l3mdev_accept &&
-	    skb && ipv4_l3mdev_skb(TCP_SKB_CB(skb)->header.h4.flags))
+	    skb && ipv4_l3mdev_skb(IPCB(skb)->flags))
 		return true;
 #endif
 	return false;
@@ -1056,7 +1055,7 @@ void tcp_rate_skb_sent(struct sock *sk, struct sk_buff *skb);
 void tcp_rate_skb_delivered(struct sock *sk, struct sk_buff *skb,
 			    struct rate_sample *rs);
 void tcp_rate_gen(struct sock *sk, u32 delivered, u32 lost,
-		  struct rate_sample *rs);
+		  bool is_sack_reneg, struct rate_sample *rs);
 void tcp_rate_check_app_limited(struct sock *sk);
 
 /* These functions determine how the current flow behaves in respect of SACK
diff --git a/include/scsi/libsas.h b/include/scsi/libsas.h
index 0f9cbf96c093..6df6fe0c2198 100644
--- a/include/scsi/libsas.h
+++ b/include/scsi/libsas.h
@@ -159,11 +159,11 @@ struct expander_device {
 
 struct sata_device {
 	unsigned int class;
-	struct smp_resp        rps_resp; /* report_phy_sata_resp */
 	u8     port_no;        /* port number, if this is a PM (Port) */
 
 	struct ata_port *ap;
 	struct ata_host ata_host;
+	struct smp_resp rps_resp ____cacheline_aligned; /* report_phy_sata_resp */
 	u8     fis[ATA_RESP_FIS_SIZE];
 };
 
diff --git a/include/trace/events/rxrpc.h b/include/trace/events/rxrpc.h
index ebe96796027a..36cb50c111a6 100644
--- a/include/trace/events/rxrpc.h
+++ b/include/trace/events/rxrpc.h
@@ -49,6 +49,7 @@ enum rxrpc_conn_trace {
 	rxrpc_conn_put_client,
 	rxrpc_conn_put_service,
 	rxrpc_conn_queued,
+	rxrpc_conn_reap_service,
 	rxrpc_conn_seen,
 };
 
@@ -138,10 +139,24 @@ enum rxrpc_rtt_rx_trace {
 
 enum rxrpc_timer_trace {
 	rxrpc_timer_begin,
+	rxrpc_timer_exp_ack,
+	rxrpc_timer_exp_hard,
+	rxrpc_timer_exp_idle,
+	rxrpc_timer_exp_keepalive,
+	rxrpc_timer_exp_lost_ack,
+	rxrpc_timer_exp_normal,
+	rxrpc_timer_exp_ping,
+	rxrpc_timer_exp_resend,
 	rxrpc_timer_expired,
 	rxrpc_timer_init_for_reply,
 	rxrpc_timer_init_for_send_reply,
+	rxrpc_timer_restart,
 	rxrpc_timer_set_for_ack,
+	rxrpc_timer_set_for_hard,
+	rxrpc_timer_set_for_idle,
+	rxrpc_timer_set_for_keepalive,
+	rxrpc_timer_set_for_lost_ack,
+	rxrpc_timer_set_for_normal,
 	rxrpc_timer_set_for_ping,
 	rxrpc_timer_set_for_resend,
 	rxrpc_timer_set_for_send,
@@ -150,6 +165,7 @@ enum rxrpc_timer_trace {
 enum rxrpc_propose_ack_trace {
 	rxrpc_propose_ack_client_tx_end,
 	rxrpc_propose_ack_input_data,
+	rxrpc_propose_ack_ping_for_keepalive,
 	rxrpc_propose_ack_ping_for_lost_ack,
 	rxrpc_propose_ack_ping_for_lost_reply,
 	rxrpc_propose_ack_ping_for_params,
@@ -206,6 +222,7 @@ enum rxrpc_congest_change {
 	EM(rxrpc_conn_put_client,		"PTc") \
 	EM(rxrpc_conn_put_service,		"PTs") \
 	EM(rxrpc_conn_queued,			"QUE") \
+	EM(rxrpc_conn_reap_service,		"RPs") \
 	E_(rxrpc_conn_seen,			"SEE")
 
 #define rxrpc_client_traces \
@@ -296,16 +313,31 @@ enum rxrpc_congest_change {
 #define rxrpc_timer_traces \
 	EM(rxrpc_timer_begin,			"Begin ") \
 	EM(rxrpc_timer_expired,			"*EXPR*") \
+	EM(rxrpc_timer_exp_ack,			"ExpAck") \
+	EM(rxrpc_timer_exp_hard,		"ExpHrd") \
+	EM(rxrpc_timer_exp_idle,		"ExpIdl") \
+	EM(rxrpc_timer_exp_keepalive,		"ExpKA ") \
+	EM(rxrpc_timer_exp_lost_ack,		"ExpLoA") \
+	EM(rxrpc_timer_exp_normal,		"ExpNml") \
+	EM(rxrpc_timer_exp_ping,		"ExpPng") \
+	EM(rxrpc_timer_exp_resend,		"ExpRsn") \
 	EM(rxrpc_timer_init_for_reply,		"IniRpl") \
 	EM(rxrpc_timer_init_for_send_reply,	"SndRpl") \
+	EM(rxrpc_timer_restart,			"Restrt") \
 	EM(rxrpc_timer_set_for_ack,		"SetAck") \
+	EM(rxrpc_timer_set_for_hard,		"SetHrd") \
+	EM(rxrpc_timer_set_for_idle,		"SetIdl") \
+	EM(rxrpc_timer_set_for_keepalive,	"KeepAl") \
+	EM(rxrpc_timer_set_for_lost_ack,	"SetLoA") \
+	EM(rxrpc_timer_set_for_normal,		"SetNml") \
 	EM(rxrpc_timer_set_for_ping,		"SetPng") \
 	EM(rxrpc_timer_set_for_resend,		"SetRTx") \
-	E_(rxrpc_timer_set_for_send,		"SetTx ")
+	E_(rxrpc_timer_set_for_send,		"SetSnd")
 
 #define rxrpc_propose_ack_traces \
 	EM(rxrpc_propose_ack_client_tx_end,	"ClTxEnd") \
 	EM(rxrpc_propose_ack_input_data,	"DataIn ") \
+	EM(rxrpc_propose_ack_ping_for_keepalive, "KeepAlv") \
 	EM(rxrpc_propose_ack_ping_for_lost_ack,	"LostAck") \
 	EM(rxrpc_propose_ack_ping_for_lost_reply, "LostRpl") \
 	EM(rxrpc_propose_ack_ping_for_params,	"Params ") \
@@ -932,39 +964,47 @@ TRACE_EVENT(rxrpc_rtt_rx,
 
 TRACE_EVENT(rxrpc_timer,
 	    TP_PROTO(struct rxrpc_call *call, enum rxrpc_timer_trace why,
-		     ktime_t now, unsigned long now_j),
+		     unsigned long now),
 
-	    TP_ARGS(call, why, now, now_j),
+	    TP_ARGS(call, why, now),
 
 	    TP_STRUCT__entry(
 		    __field(struct rxrpc_call *,		call		)
 		    __field(enum rxrpc_timer_trace,		why		)
-		    __field_struct(ktime_t,			now		)
-		    __field_struct(ktime_t,			expire_at	)
-		    __field_struct(ktime_t,			ack_at		)
-		    __field_struct(ktime_t,			resend_at	)
-		    __field(unsigned long,			now_j		)
-		    __field(unsigned long,			timer		)
+		    __field(long,				now		)
+		    __field(long,				ack_at		)
+		    __field(long,				ack_lost_at	)
+		    __field(long,				resend_at	)
+		    __field(long,				ping_at		)
+		    __field(long,				expect_rx_by	)
+		    __field(long,				expect_req_by	)
+		    __field(long,				expect_term_by	)
+		    __field(long,				timer		)
 			     ),
 
 	    TP_fast_assign(
-		    __entry->call	= call;
-		    __entry->why	= why;
-		    __entry->now	= now;
-		    __entry->expire_at	= call->expire_at;
-		    __entry->ack_at	= call->ack_at;
-		    __entry->resend_at	= call->resend_at;
-		    __entry->now_j	= now_j;
-		    __entry->timer	= call->timer.expires;
+		    __entry->call		= call;
+		    __entry->why		= why;
+		    __entry->now		= now;
+		    __entry->ack_at		= call->ack_at;
+		    __entry->ack_lost_at	= call->ack_lost_at;
+		    __entry->resend_at		= call->resend_at;
+		    __entry->expect_rx_by	= call->expect_rx_by;
+		    __entry->expect_req_by	= call->expect_req_by;
+		    __entry->expect_term_by	= call->expect_term_by;
+		    __entry->timer		= call->timer.expires;
 			   ),
 
-	    TP_printk("c=%p %s x=%lld a=%lld r=%lld t=%ld",
+	    TP_printk("c=%p %s a=%ld la=%ld r=%ld xr=%ld xq=%ld xt=%ld t=%ld",
 		      __entry->call,
 		      __print_symbolic(__entry->why, rxrpc_timer_traces),
-		      ktime_to_ns(ktime_sub(__entry->expire_at, __entry->now)),
-		      ktime_to_ns(ktime_sub(__entry->ack_at, __entry->now)),
-		      ktime_to_ns(ktime_sub(__entry->resend_at, __entry->now)),
-		      __entry->timer - __entry->now_j)
+		      __entry->ack_at - __entry->now,
+		      __entry->ack_lost_at - __entry->now,
+		      __entry->resend_at - __entry->now,
+		      __entry->expect_rx_by - __entry->now,
+		      __entry->expect_req_by - __entry->now,
+		      __entry->expect_term_by - __entry->now,
+		      __entry->timer - __entry->now)
 	    );
 
 TRACE_EVENT(rxrpc_rx_lose,
@@ -1080,7 +1120,7 @@ TRACE_EVENT(rxrpc_congest,
 		    memcpy(&__entry->sum, summary, sizeof(__entry->sum));
 			   ),
 
-	    TP_printk("c=%p %08x %s %08x %s cw=%u ss=%u nr=%u,%u nw=%u,%u r=%u b=%u u=%u d=%u l=%x%s%s%s",
+	    TP_printk("c=%p r=%08x %s q=%08x %s cw=%u ss=%u nr=%u,%u nw=%u,%u r=%u b=%u u=%u d=%u l=%x%s%s%s",
 		      __entry->call,
 		      __entry->ack_serial,
 		      __print_symbolic(__entry->sum.ack_reason, rxrpc_ack_names),
diff --git a/include/trace/events/xdp.h b/include/trace/events/xdp.h
index 4cd0f05d0113..8989a92c571a 100644
--- a/include/trace/events/xdp.h
+++ b/include/trace/events/xdp.h
@@ -8,6 +8,7 @@
 #include <linux/netdevice.h>
 #include <linux/filter.h>
 #include <linux/tracepoint.h>
+#include <linux/bpf.h>
 
 #define __XDP_ACT_MAP(FN)	\
 	FN(ABORTED)		\
diff --git a/include/uapi/asm-generic/bpf_perf_event.h b/include/uapi/asm-generic/bpf_perf_event.h
new file mode 100644
index 000000000000..53815d2cd047
--- /dev/null
+++ b/include/uapi/asm-generic/bpf_perf_event.h
@@ -0,0 +1,9 @@
+#ifndef _UAPI__ASM_GENERIC_BPF_PERF_EVENT_H__
+#define _UAPI__ASM_GENERIC_BPF_PERF_EVENT_H__
+
+#include <linux/ptrace.h>
+
+/* Export kernel pt_regs structure */
+typedef struct pt_regs bpf_user_pt_regs_t;
+
+#endif /* _UAPI__ASM_GENERIC_BPF_PERF_EVENT_H__ */
diff --git a/include/uapi/linux/bcache.h b/include/uapi/linux/bcache.h
index 90fc490f973f..821f71a2e48f 100644
--- a/include/uapi/linux/bcache.h
+++ b/include/uapi/linux/bcache.h
@@ -91,7 +91,7 @@ PTR_FIELD(PTR_GEN,			0,  8)
 
 #define PTR_CHECK_DEV			((1 << PTR_DEV_BITS) - 1)
 
-#define PTR(gen, offset, dev)						\
+#define MAKE_PTR(gen, offset, dev)					\
 	((((__u64) dev) << 51) | ((__u64) offset) << 8 | gen)
 
 /* Bkey utility code */
diff --git a/include/uapi/linux/bfs_fs.h b/include/uapi/linux/bfs_fs.h
index 73445ef07dda..940b04772af8 100644
--- a/include/uapi/linux/bfs_fs.h
+++ b/include/uapi/linux/bfs_fs.h
@@ -76,7 +76,7 @@ struct bfs_super_block {
 #define BFS_FILEBLOCKS(ip) \
         ((ip)->i_sblock == 0 ? 0 : (le32_to_cpu((ip)->i_eblock) + 1) -  le32_to_cpu((ip)->i_sblock))
 #define BFS_UNCLEAN(bfs_sb, sb)	\
-	((le32_to_cpu(bfs_sb->s_from) != -1) && (le32_to_cpu(bfs_sb->s_to) != -1) && !(sb->s_flags & MS_RDONLY))
+	((le32_to_cpu(bfs_sb->s_from) != -1) && (le32_to_cpu(bfs_sb->s_to) != -1) && !(sb->s_flags & SB_RDONLY))
 
 
 #endif	/* _LINUX_BFS_FS_H */
diff --git a/include/uapi/linux/bpf_perf_event.h b/include/uapi/linux/bpf_perf_event.h
index af549d4ecf1b..8f95303f9d80 100644
--- a/include/uapi/linux/bpf_perf_event.h
+++ b/include/uapi/linux/bpf_perf_event.h
@@ -8,11 +8,10 @@
 #ifndef _UAPI__LINUX_BPF_PERF_EVENT_H__
 #define _UAPI__LINUX_BPF_PERF_EVENT_H__
 
-#include <linux/types.h>
-#include <linux/ptrace.h>
+#include <asm/bpf_perf_event.h>
 
 struct bpf_perf_event_data {
-	struct pt_regs regs;
+	bpf_user_pt_regs_t regs;
 	__u64 sample_period;
 };
 
diff --git a/include/uapi/linux/kfd_ioctl.h b/include/uapi/linux/kfd_ioctl.h
index 731d0df722e3..6e80501368ae 100644
--- a/include/uapi/linux/kfd_ioctl.h
+++ b/include/uapi/linux/kfd_ioctl.h
@@ -233,29 +233,29 @@ struct kfd_ioctl_wait_events_args {
 };
 
 struct kfd_ioctl_set_scratch_backing_va_args {
-	uint64_t va_addr;	/* to KFD */
-	uint32_t gpu_id;	/* to KFD */
-	uint32_t pad;
+	__u64 va_addr;	/* to KFD */
+	__u32 gpu_id;	/* to KFD */
+	__u32 pad;
 };
 
 struct kfd_ioctl_get_tile_config_args {
 	/* to KFD: pointer to tile array */
-	uint64_t tile_config_ptr;
+	__u64 tile_config_ptr;
 	/* to KFD: pointer to macro tile array */
-	uint64_t macro_tile_config_ptr;
+	__u64 macro_tile_config_ptr;
 	/* to KFD: array size allocated by user mode
 	 * from KFD: array size filled by kernel
 	 */
-	uint32_t num_tile_configs;
+	__u32 num_tile_configs;
 	/* to KFD: array size allocated by user mode
 	 * from KFD: array size filled by kernel
 	 */
-	uint32_t num_macro_tile_configs;
+	__u32 num_macro_tile_configs;
 
-	uint32_t gpu_id;		/* to KFD */
-	uint32_t gb_addr_config;	/* from KFD */
-	uint32_t num_banks;		/* from KFD */
-	uint32_t num_ranks;		/* from KFD */
+	__u32 gpu_id;		/* to KFD */
+	__u32 gb_addr_config;	/* from KFD */
+	__u32 num_banks;		/* from KFD */
+	__u32 num_ranks;		/* from KFD */
 	/* struct size can be extended later if needed
 	 * without breaking ABI compatibility
 	 */
diff --git a/include/uapi/linux/kvm.h b/include/uapi/linux/kvm.h
index 282d7613fce8..496e59a2738b 100644
--- a/include/uapi/linux/kvm.h
+++ b/include/uapi/linux/kvm.h
@@ -630,9 +630,9 @@ struct kvm_s390_irq {
 
 struct kvm_s390_irq_state {
 	__u64 buf;
-	__u32 flags;
+	__u32 flags;        /* will stay unused for compatibility reasons */
 	__u32 len;
-	__u32 reserved[4];
+	__u32 reserved[4];  /* will stay unused for compatibility reasons */
 };
 
 /* for KVM_SET_GUEST_DEBUG */
diff --git a/include/uapi/linux/rxrpc.h b/include/uapi/linux/rxrpc.h
index 9d4afea308a4..9335d92c14a4 100644
--- a/include/uapi/linux/rxrpc.h
+++ b/include/uapi/linux/rxrpc.h
@@ -59,6 +59,7 @@ enum rxrpc_cmsg_type {
 	RXRPC_EXCLUSIVE_CALL	= 10,	/* s-: Call should be on exclusive connection */
 	RXRPC_UPGRADE_SERVICE	= 11,	/* s-: Request service upgrade for client call */
 	RXRPC_TX_LENGTH		= 12,	/* s-: Total length of Tx data */
+	RXRPC_SET_CALL_TIMEOUT	= 13,	/* s-: Set one or more call timeouts */
 	RXRPC__SUPPORTED
 };
 
diff --git a/include/uapi/linux/usb/ch9.h b/include/uapi/linux/usb/ch9.h
index 41a0a81b01e6..c4c79aa331bd 100644
--- a/include/uapi/linux/usb/ch9.h
+++ b/include/uapi/linux/usb/ch9.h
@@ -880,6 +880,8 @@ struct usb_wireless_cap_descriptor {	/* Ultra Wide Band */
 	__u8  bReserved;
 } __attribute__((packed));
 
+#define USB_DT_USB_WIRELESS_CAP_SIZE	11
+
 /* USB 2.0 Extension descriptor */
 #define	USB_CAP_TYPE_EXT		2
 
@@ -1072,6 +1074,7 @@ struct usb_ptm_cap_descriptor {
 	__u8  bDevCapabilityType;
 } __attribute__((packed));
 
+#define USB_DT_USB_PTM_ID_SIZE		3
 /*
  * The size of the descriptor for the Sublink Speed Attribute Count
  * (SSAC) specified in bmAttributes[4:0].
diff --git a/include/uapi/linux/vm_sockets_diag.h b/include/uapi/linux/vm_sockets_diag.h
index 14cd7dc5a187..0b4dd54f3d1e 100644
--- a/include/uapi/linux/vm_sockets_diag.h
+++ b/include/uapi/linux/vm_sockets_diag.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
 /* AF_VSOCK sock_diag(7) interface for querying open sockets */
 
 #ifndef _UAPI__VM_SOCKETS_DIAG_H__