Merge branch 'WIP.x86/asm' into x86/urgent, because the topic is ready

Signed-off-by: Ingo Molnar <mingo@kernel.org>

73 files changed, 1807 insertions, 1295 deletions

diff --git a/include/linux/acpi.h b/include/linux/acpi.h
index 968173ec2726..15bfb15c2fa5 100644
--- a/include/linux/acpi.h
+++ b/include/linux/acpi.h
@@ -623,6 +623,13 @@ bool acpi_gtdt_c3stop(int type);
 int acpi_arch_timer_mem_init(struct arch_timer_mem *timer_mem, int *timer_count);
 #endif
 
+#ifndef ACPI_HAVE_ARCH_GET_ROOT_POINTER
+static inline u64 acpi_arch_get_root_pointer(void)
+{
+	return 0;
+}
+#endif
+
 #else	/* !CONFIG_ACPI */
 
 #define acpi_disabled 1
diff --git a/include/linux/backlight.h b/include/linux/backlight.h
index af7003548593..2baab6f3861d 100644
--- a/include/linux/backlight.h
+++ b/include/linux/backlight.h
@@ -130,6 +130,48 @@ static inline int backlight_update_status(struct backlight_device *bd)
 	return ret;
 }
 
+/**
+ * backlight_enable - Enable backlight
+ * @bd: the backlight device to enable
+ */
+static inline int backlight_enable(struct backlight_device *bd)
+{
+	if (!bd)
+		return 0;
+
+	bd->props.power = FB_BLANK_UNBLANK;
+	bd->props.fb_blank = FB_BLANK_UNBLANK;
+	bd->props.state &= ~BL_CORE_FBBLANK;
+
+	return backlight_update_status(bd);
+}
+
+/**
+ * backlight_disable - Disable backlight
+ * @bd: the backlight device to disable
+ */
+static inline int backlight_disable(struct backlight_device *bd)
+{
+	if (!bd)
+		return 0;
+
+	bd->props.power = FB_BLANK_POWERDOWN;
+	bd->props.fb_blank = FB_BLANK_POWERDOWN;
+	bd->props.state |= BL_CORE_FBBLANK;
+
+	return backlight_update_status(bd);
+}
+
+/**
+ * backlight_put - Drop backlight reference
+ * @bd: the backlight device to put
+ */
+static inline void backlight_put(struct backlight_device *bd)
+{
+	if (bd)
+		put_device(&bd->dev);
+}
+
 extern struct backlight_device *backlight_device_register(const char *name,
 	struct device *dev, void *devdata, const struct backlight_ops *ops,
 	const struct backlight_properties *props);
@@ -173,4 +215,20 @@ of_find_backlight_by_node(struct device_node *node)
 }
 #endif
 
+#if IS_ENABLED(CONFIG_BACKLIGHT_CLASS_DEVICE)
+struct backlight_device *of_find_backlight(struct device *dev);
+struct backlight_device *devm_of_find_backlight(struct device *dev);
+#else
+static inline struct backlight_device *of_find_backlight(struct device *dev)
+{
+	return NULL;
+}
+
+static inline struct backlight_device *
+devm_of_find_backlight(struct device *dev)
+{
+	return NULL;
+}
+#endif
+
 #endif
diff --git a/include/linux/bfin_mac.h b/include/linux/bfin_mac.h
deleted file mode 100644
index a69554ef8476..000000000000
--- a/include/linux/bfin_mac.h
+++ /dev/null
@@ -1,30 +0,0 @@
-/*
- * Blackfin On-Chip MAC Driver
- *
- * Copyright 2004-2010 Analog Devices Inc.
- *
- * Enter bugs at http://blackfin.uclinux.org/
- *
- * Licensed under the GPL-2 or later.
- */
-
-#ifndef _LINUX_BFIN_MAC_H_
-#define _LINUX_BFIN_MAC_H_
-
-#include <linux/phy.h>
-
-struct bfin_phydev_platform_data {
-	unsigned short addr;
-	int irq;
-};
-
-struct bfin_mii_bus_platform_data {
-	int phydev_number;
-	struct bfin_phydev_platform_data *phydev_data;
-	const unsigned short *mac_peripherals;
-	int phy_mode;
-	unsigned int phy_mask;
-	unsigned short vlan1_mask, vlan2_mask;
-};
-
-#endif
diff --git a/include/linux/bitmap.h b/include/linux/bitmap.h
index 5f11fbdc27f8..1ee46f492267 100644
--- a/include/linux/bitmap.h
+++ b/include/linux/bitmap.h
@@ -302,12 +302,20 @@ static inline void bitmap_complement(unsigned long *dst, const unsigned long *sr
 		__bitmap_complement(dst, src, nbits);
 }
 
+#ifdef __LITTLE_ENDIAN
+#define BITMAP_MEM_ALIGNMENT 8
+#else
+#define BITMAP_MEM_ALIGNMENT (8 * sizeof(unsigned long))
+#endif
+#define BITMAP_MEM_MASK (BITMAP_MEM_ALIGNMENT - 1)
+
 static inline int bitmap_equal(const unsigned long *src1,
 			const unsigned long *src2, unsigned int nbits)
 {
 	if (small_const_nbits(nbits))
 		return !((*src1 ^ *src2) & BITMAP_LAST_WORD_MASK(nbits));
-	if (__builtin_constant_p(nbits & 7) && IS_ALIGNED(nbits, 8))
+	if (__builtin_constant_p(nbits & BITMAP_MEM_MASK) &&
+	    IS_ALIGNED(nbits, BITMAP_MEM_ALIGNMENT))
 		return !memcmp(src1, src2, nbits / 8);
 	return __bitmap_equal(src1, src2, nbits);
 }
@@ -358,8 +366,10 @@ static __always_inline void bitmap_set(unsigned long *map, unsigned int start,
 {
 	if (__builtin_constant_p(nbits) && nbits == 1)
 		__set_bit(start, map);
-	else if (__builtin_constant_p(start & 7) && IS_ALIGNED(start, 8) &&
-		 __builtin_constant_p(nbits & 7) && IS_ALIGNED(nbits, 8))
+	else if (__builtin_constant_p(start & BITMAP_MEM_MASK) &&
+		 IS_ALIGNED(start, BITMAP_MEM_ALIGNMENT) &&
+		 __builtin_constant_p(nbits & BITMAP_MEM_MASK) &&
+		 IS_ALIGNED(nbits, BITMAP_MEM_ALIGNMENT))
 		memset((char *)map + start / 8, 0xff, nbits / 8);
 	else
 		__bitmap_set(map, start, nbits);
@@ -370,8 +380,10 @@ static __always_inline void bitmap_clear(unsigned long *map, unsigned int start,
 {
 	if (__builtin_constant_p(nbits) && nbits == 1)
 		__clear_bit(start, map);
-	else if (__builtin_constant_p(start & 7) && IS_ALIGNED(start, 8) &&
-		 __builtin_constant_p(nbits & 7) && IS_ALIGNED(nbits, 8))
+	else if (__builtin_constant_p(start & BITMAP_MEM_MASK) &&
+		 IS_ALIGNED(start, BITMAP_MEM_ALIGNMENT) &&
+		 __builtin_constant_p(nbits & BITMAP_MEM_MASK) &&
+		 IS_ALIGNED(nbits, BITMAP_MEM_ALIGNMENT))
 		memset((char *)map + start / 8, 0, nbits / 8);
 	else
 		__bitmap_clear(map, start, nbits);
diff --git a/include/linux/bootmem.h b/include/linux/bootmem.h
index a53063e9d7d8..7942a96b1a9d 100644
--- a/include/linux/bootmem.h
+++ b/include/linux/bootmem.h
@@ -364,15 +364,6 @@ static inline void __init memblock_free_late(
 }
 #endif /* defined(CONFIG_HAVE_MEMBLOCK) && defined(CONFIG_NO_BOOTMEM) */
 
-#ifdef CONFIG_HAVE_ARCH_ALLOC_REMAP
-extern void *alloc_remap(int nid, unsigned long size);
-#else
-static inline void *alloc_remap(int nid, unsigned long size)
-{
-	return NULL;
-}
-#endif /* CONFIG_HAVE_ARCH_ALLOC_REMAP */
-
 extern void *alloc_large_system_hash(const char *tablename,
 				     unsigned long bucketsize,
 				     unsigned long numentries,
diff --git a/include/linux/cgroup-defs.h b/include/linux/cgroup-defs.h
index 9f242b876fde..f8e76d01a5ad 100644
--- a/include/linux/cgroup-defs.h
+++ b/include/linux/cgroup-defs.h
@@ -755,13 +755,13 @@ struct sock_cgroup_data {
  * updaters and return part of the previous pointer as the prioidx or
  * classid.  Such races are short-lived and the result isn't critical.
  */
-static inline u16 sock_cgroup_prioidx(struct sock_cgroup_data *skcd)
+static inline u16 sock_cgroup_prioidx(const struct sock_cgroup_data *skcd)
 {
 	/* fallback to 1 which is always the ID of the root cgroup */
 	return (skcd->is_data & 1) ? skcd->prioidx : 1;
 }
 
-static inline u32 sock_cgroup_classid(struct sock_cgroup_data *skcd)
+static inline u32 sock_cgroup_classid(const struct sock_cgroup_data *skcd)
 {
 	/* fallback to 0 which is the unconfigured default classid */
 	return (skcd->is_data & 1) ? skcd->classid : 0;
diff --git a/include/linux/compat.h b/include/linux/compat.h
index e16d07eb08cf..aca050aac7b6 100644
--- a/include/linux/compat.h
+++ b/include/linux/compat.h
@@ -17,12 +17,24 @@
 #include <linux/if.h>
 #include <linux/fs.h>
 #include <linux/aio_abi.h>	/* for aio_context_t */
+#include <linux/uaccess.h>
 #include <linux/unistd.h>
 
 #include <asm/compat.h>
 #include <asm/siginfo.h>
 #include <asm/signal.h>
 
+#ifdef CONFIG_ARCH_HAS_SYSCALL_WRAPPER
+/*
+ * It may be useful for an architecture to override the definitions of the
+ * COMPAT_SYSCALL_DEFINE0 and COMPAT_SYSCALL_DEFINEx() macros, in particular
+ * to use a different calling convention for syscalls. To allow for that,
+ + the prototypes for the compat_sys_*() functions below will *not* be included
+ * if CONFIG_ARCH_HAS_SYSCALL_WRAPPER is enabled.
+ */
+#include <asm/syscall_wrapper.h>
+#endif /* CONFIG_ARCH_HAS_SYSCALL_WRAPPER */
+
 #ifndef COMPAT_USE_64BIT_TIME
 #define COMPAT_USE_64BIT_TIME 0
 #endif
@@ -31,8 +43,12 @@
 #define __SC_DELOUSE(t,v) ((__force t)(unsigned long)(v))
 #endif
 
+#ifndef COMPAT_SYSCALL_DEFINE0
 #define COMPAT_SYSCALL_DEFINE0(name) \
+	asmlinkage long compat_sys_##name(void); \
+	ALLOW_ERROR_INJECTION(compat_sys_##name, ERRNO); \
 	asmlinkage long compat_sys_##name(void)
+#endif /* COMPAT_SYSCALL_DEFINE0 */
 
 #define COMPAT_SYSCALL_DEFINE1(name, ...) \
         COMPAT_SYSCALL_DEFINEx(1, _##name, __VA_ARGS__)
@@ -47,16 +63,25 @@
 #define COMPAT_SYSCALL_DEFINE6(name, ...) \
 	COMPAT_SYSCALL_DEFINEx(6, _##name, __VA_ARGS__)
 
-#define COMPAT_SYSCALL_DEFINEx(x, name, ...)				\
-	asmlinkage long compat_sys##name(__MAP(x,__SC_DECL,__VA_ARGS__))\
-		__attribute__((alias(__stringify(compat_SyS##name))));  \
-	static inline long C_SYSC##name(__MAP(x,__SC_DECL,__VA_ARGS__));\
-	asmlinkage long compat_SyS##name(__MAP(x,__SC_LONG,__VA_ARGS__));\
-	asmlinkage long compat_SyS##name(__MAP(x,__SC_LONG,__VA_ARGS__))\
-	{								\
-		return C_SYSC##name(__MAP(x,__SC_DELOUSE,__VA_ARGS__));	\
-	}								\
-	static inline long C_SYSC##name(__MAP(x,__SC_DECL,__VA_ARGS__))
+/*
+ * The asmlinkage stub is aliased to a function named __se_compat_sys_*() which
+ * sign-extends 32-bit ints to longs whenever needed. The actual work is
+ * done within __do_compat_sys_*().
+ */
+#ifndef COMPAT_SYSCALL_DEFINEx
+#define COMPAT_SYSCALL_DEFINEx(x, name, ...)					\
+	asmlinkage long compat_sys##name(__MAP(x,__SC_DECL,__VA_ARGS__));	\
+	asmlinkage long compat_sys##name(__MAP(x,__SC_DECL,__VA_ARGS__))	\
+		__attribute__((alias(__stringify(__se_compat_sys##name))));	\
+	ALLOW_ERROR_INJECTION(compat_sys##name, ERRNO);				\
+	static inline long __do_compat_sys##name(__MAP(x,__SC_DECL,__VA_ARGS__));\
+	asmlinkage long __se_compat_sys##name(__MAP(x,__SC_LONG,__VA_ARGS__));	\
+	asmlinkage long __se_compat_sys##name(__MAP(x,__SC_LONG,__VA_ARGS__))	\
+	{									\
+		return __do_compat_sys##name(__MAP(x,__SC_DELOUSE,__VA_ARGS__));\
+	}									\
+	static inline long __do_compat_sys##name(__MAP(x,__SC_DECL,__VA_ARGS__))
+#endif /* COMPAT_SYSCALL_DEFINEx */
 
 #ifndef compat_user_stack_pointer
 #define compat_user_stack_pointer() current_user_stack_pointer()
@@ -304,10 +329,6 @@ extern int put_compat_rusage(const struct rusage *,
 
 struct compat_siginfo;
 
-extern asmlinkage long compat_sys_waitid(int, compat_pid_t,
-		struct compat_siginfo __user *, int,
-		struct compat_rusage __user *);
-
 struct compat_dirent {
 	u32		d_ino;
 	compat_off_t	d_off;
@@ -421,87 +442,6 @@ struct compat_msgbuf;
 
 extern void compat_exit_robust_list(struct task_struct *curr);
 
-asmlinkage long
-compat_sys_set_robust_list(struct compat_robust_list_head __user *head,
-			   compat_size_t len);
-asmlinkage long
-compat_sys_get_robust_list(int pid, compat_uptr_t __user *head_ptr,
-			   compat_size_t __user *len_ptr);
-
-asmlinkage long compat_sys_ipc(u32, int, int, u32, compat_uptr_t, u32);
-asmlinkage long compat_sys_shmat(int shmid, compat_uptr_t shmaddr, int shmflg);
-asmlinkage long compat_sys_semctl(int semid, int semnum, int cmd, int arg);
-asmlinkage long compat_sys_msgsnd(int msqid, compat_uptr_t msgp,
-		compat_ssize_t msgsz, int msgflg);
-asmlinkage long compat_sys_msgrcv(int msqid, compat_uptr_t msgp,
-		compat_ssize_t msgsz, compat_long_t msgtyp, int msgflg);
-long compat_sys_msgctl(int first, int second, void __user *uptr);
-long compat_sys_shmctl(int first, int second, void __user *uptr);
-long compat_sys_semtimedop(int semid, struct sembuf __user *tsems,
-		unsigned nsems, const struct compat_timespec __user *timeout);
-asmlinkage long compat_sys_keyctl(u32 option,
-			      u32 arg2, u32 arg3, u32 arg4, u32 arg5);
-asmlinkage long compat_sys_ustat(unsigned dev, struct compat_ustat __user *u32);
-
-asmlinkage ssize_t compat_sys_readv(compat_ulong_t fd,
-		const struct compat_iovec __user *vec, compat_ulong_t vlen);
-asmlinkage ssize_t compat_sys_writev(compat_ulong_t fd,
-		const struct compat_iovec __user *vec, compat_ulong_t vlen);
-asmlinkage ssize_t compat_sys_preadv(compat_ulong_t fd,
-		const struct compat_iovec __user *vec,
-		compat_ulong_t vlen, u32 pos_low, u32 pos_high);
-asmlinkage ssize_t compat_sys_pwritev(compat_ulong_t fd,
-		const struct compat_iovec __user *vec,
-		compat_ulong_t vlen, u32 pos_low, u32 pos_high);
-asmlinkage ssize_t compat_sys_preadv2(compat_ulong_t fd,
-		const struct compat_iovec __user *vec,
-		compat_ulong_t vlen, u32 pos_low, u32 pos_high, rwf_t flags);
-asmlinkage ssize_t compat_sys_pwritev2(compat_ulong_t fd,
-		const struct compat_iovec __user *vec,
-		compat_ulong_t vlen, u32 pos_low, u32 pos_high, rwf_t flags);
-
-#ifdef __ARCH_WANT_COMPAT_SYS_PREADV64
-asmlinkage long compat_sys_preadv64(unsigned long fd,
-		const struct compat_iovec __user *vec,
-		unsigned long vlen, loff_t pos);
-#endif
-
-#ifdef __ARCH_WANT_COMPAT_SYS_PWRITEV64
-asmlinkage long compat_sys_pwritev64(unsigned long fd,
-		const struct compat_iovec __user *vec,
-		unsigned long vlen, loff_t pos);
-#endif
-
-#ifdef __ARCH_WANT_COMPAT_SYS_PREADV64V2
-asmlinkage long  compat_sys_readv64v2(unsigned long fd,
-		const struct compat_iovec __user *vec,
-		unsigned long vlen, loff_t pos, rwf_t flags);
-#endif
-
-#ifdef __ARCH_WANT_COMPAT_SYS_PWRITEV64V2
-asmlinkage long compat_sys_pwritev64v2(unsigned long fd,
-		const struct compat_iovec __user *vec,
-		unsigned long vlen, loff_t pos, rwf_t flags);
-#endif
-
-asmlinkage long compat_sys_lseek(unsigned int, compat_off_t, unsigned int);
-
-asmlinkage long compat_sys_execve(const char __user *filename, const compat_uptr_t __user *argv,
-		     const compat_uptr_t __user *envp);
-asmlinkage long compat_sys_execveat(int dfd, const char __user *filename,
-		     const compat_uptr_t __user *argv,
-		     const compat_uptr_t __user *envp, int flags);
-
-asmlinkage long compat_sys_select(int n, compat_ulong_t __user *inp,
-		compat_ulong_t __user *outp, compat_ulong_t __user *exp,
-		struct compat_timeval __user *tvp);
-
-asmlinkage long compat_sys_old_select(struct compat_sel_arg_struct __user *arg);
-
-asmlinkage long compat_sys_wait4(compat_pid_t pid,
-				 compat_uint_t __user *stat_addr, int options,
-				 struct compat_rusage __user *ru);
-
 #define BITS_PER_COMPAT_LONG    (8*sizeof(compat_long_t))
 
 #define BITS_TO_COMPAT_LONGS(bits) DIV_ROUND_UP(bits, BITS_PER_COMPAT_LONG)
@@ -514,13 +454,6 @@ int copy_siginfo_from_user32(siginfo_t *to, const struct compat_siginfo __user *
 int copy_siginfo_to_user32(struct compat_siginfo __user *to, const siginfo_t *from);
 int get_compat_sigevent(struct sigevent *event,
 		const struct compat_sigevent __user *u_event);
-long compat_sys_rt_tgsigqueueinfo(compat_pid_t tgid, compat_pid_t pid, int sig,
-				  struct compat_siginfo __user *uinfo);
-#ifdef CONFIG_COMPAT_OLD_SIGACTION
-asmlinkage long compat_sys_sigaction(int sig,
-                                   const struct compat_old_sigaction __user *act,
-                                   struct compat_old_sigaction __user *oact);
-#endif
 
 static inline int compat_timeval_compare(struct compat_timeval *lhs,
 					struct compat_timeval *rhs)
@@ -542,20 +475,30 @@ static inline int compat_timespec_compare(struct compat_timespec *lhs,
 	return lhs->tv_nsec - rhs->tv_nsec;
 }
 
-asmlinkage long compat_sys_gettimeofday(struct compat_timeval __user *tv,
-		struct timezone __user *tz);
-asmlinkage long compat_sys_settimeofday(struct compat_timeval __user *tv,
-		struct timezone __user *tz);
-
-asmlinkage long compat_sys_adjtimex(struct compat_timex __user *utp);
-
 extern int get_compat_sigset(sigset_t *set, const compat_sigset_t __user *compat);
-extern int put_compat_sigset(compat_sigset_t __user *compat,
-			     const sigset_t *set, unsigned int size);
 
-asmlinkage long compat_sys_migrate_pages(compat_pid_t pid,
-		compat_ulong_t maxnode, const compat_ulong_t __user *old_nodes,
-		const compat_ulong_t __user *new_nodes);
+/*
+ * Defined inline such that size can be compile time constant, which avoids
+ * CONFIG_HARDENED_USERCOPY complaining about copies from task_struct
+ */
+static inline int
+put_compat_sigset(compat_sigset_t __user *compat, const sigset_t *set,
+		  unsigned int size)
+{
+	/* size <= sizeof(compat_sigset_t) <= sizeof(sigset_t) */
+#ifdef __BIG_ENDIAN
+	compat_sigset_t v;
+	switch (_NSIG_WORDS) {
+	case 4: v.sig[7] = (set->sig[3] >> 32); v.sig[6] = set->sig[3];
+	case 3: v.sig[5] = (set->sig[2] >> 32); v.sig[4] = set->sig[2];
+	case 2: v.sig[3] = (set->sig[1] >> 32); v.sig[2] = set->sig[1];
+	case 1: v.sig[1] = (set->sig[0] >> 32); v.sig[0] = set->sig[0];
+	}
+	return copy_to_user(compat, &v, size) ? -EFAULT : 0;
+#else
+	return copy_to_user(compat, set, size) ? -EFAULT : 0;
+#endif
+}
 
 extern int compat_ptrace_request(struct task_struct *child,
 				 compat_long_t request,
@@ -563,100 +506,131 @@ extern int compat_ptrace_request(struct task_struct *child,
 
 extern long compat_arch_ptrace(struct task_struct *child, compat_long_t request,
 			       compat_ulong_t addr, compat_ulong_t data);
-asmlinkage long compat_sys_ptrace(compat_long_t request, compat_long_t pid,
-				  compat_long_t addr, compat_long_t data);
 
-asmlinkage long compat_sys_lookup_dcookie(u32, u32, char __user *, compat_size_t);
+struct epoll_event;	/* fortunately, this one is fixed-layout */
+
+extern ssize_t compat_rw_copy_check_uvector(int type,
+		const struct compat_iovec __user *uvector,
+		unsigned long nr_segs,
+		unsigned long fast_segs, struct iovec *fast_pointer,
+		struct iovec **ret_pointer);
+
+extern void __user *compat_alloc_user_space(unsigned long len);
+
+int compat_restore_altstack(const compat_stack_t __user *uss);
+int __compat_save_altstack(compat_stack_t __user *, unsigned long);
+#define compat_save_altstack_ex(uss, sp) do { \
+	compat_stack_t __user *__uss = uss; \
+	struct task_struct *t = current; \
+	put_user_ex(ptr_to_compat((void __user *)t->sas_ss_sp), &__uss->ss_sp); \
+	put_user_ex(t->sas_ss_flags, &__uss->ss_flags); \
+	put_user_ex(t->sas_ss_size, &__uss->ss_size); \
+	if (t->sas_ss_flags & SS_AUTODISARM) \
+		sas_ss_reset(t); \
+} while (0);
+
 /*
- * epoll (fs/eventpoll.c) compat bits follow ...
+ * These syscall function prototypes are kept in the same order as
+ * include/uapi/asm-generic/unistd.h. Deprecated or obsolete system calls
+ * go below.
+ *
+ * Please note that these prototypes here are only provided for information
+ * purposes, for static analysis, and for linking from the syscall table.
+ * These functions should not be called elsewhere from kernel code.
+ *
+ * As the syscall calling convention may be different from the default
+ * for architectures overriding the syscall calling convention, do not
+ * include the prototypes if CONFIG_ARCH_HAS_SYSCALL_WRAPPER is enabled.
  */
-struct epoll_event;	/* fortunately, this one is fixed-layout */
+#ifndef CONFIG_ARCH_HAS_SYSCALL_WRAPPER
+asmlinkage long compat_sys_io_setup(unsigned nr_reqs, u32 __user *ctx32p);
+asmlinkage long compat_sys_io_submit(compat_aio_context_t ctx_id, int nr,
+				     u32 __user *iocb);
+asmlinkage long compat_sys_io_getevents(compat_aio_context_t ctx_id,
+					compat_long_t min_nr,
+					compat_long_t nr,
+					struct io_event __user *events,
+					struct compat_timespec __user *timeout);
+
+/* fs/cookies.c */
+asmlinkage long compat_sys_lookup_dcookie(u32, u32, char __user *, compat_size_t);
+
+/* fs/eventpoll.c */
 asmlinkage long compat_sys_epoll_pwait(int epfd,
 			struct epoll_event __user *events,
 			int maxevents, int timeout,
 			const compat_sigset_t __user *sigmask,
 			compat_size_t sigsetsize);
 
-asmlinkage long compat_sys_utime(const char __user *filename,
-				 struct compat_utimbuf __user *t);
-asmlinkage long compat_sys_utimensat(unsigned int dfd,
-				     const char __user *filename,
-				     struct compat_timespec __user *t,
-				     int flags);
+/* fs/fcntl.c */
+asmlinkage long compat_sys_fcntl(unsigned int fd, unsigned int cmd,
+				 compat_ulong_t arg);
+asmlinkage long compat_sys_fcntl64(unsigned int fd, unsigned int cmd,
+				   compat_ulong_t arg);
 
-asmlinkage long compat_sys_time(compat_time_t __user *tloc);
-asmlinkage long compat_sys_stime(compat_time_t __user *tptr);
-asmlinkage long compat_sys_signalfd(int ufd,
-				    const compat_sigset_t __user *sigmask,
-				    compat_size_t sigsetsize);
-asmlinkage long compat_sys_timerfd_settime(int ufd, int flags,
-				   const struct compat_itimerspec __user *utmr,
-				   struct compat_itimerspec __user *otmr);
-asmlinkage long compat_sys_timerfd_gettime(int ufd,
-				   struct compat_itimerspec __user *otmr);
+/* fs/ioctl.c */
+asmlinkage long compat_sys_ioctl(unsigned int fd, unsigned int cmd,
+				 compat_ulong_t arg);
 
-asmlinkage long compat_sys_move_pages(pid_t pid, compat_ulong_t nr_pages,
-				      __u32 __user *pages,
-				      const int __user *nodes,
-				      int __user *status,
-				      int flags);
-asmlinkage long compat_sys_futimesat(unsigned int dfd,
-				     const char __user *filename,
-				     struct compat_timeval __user *t);
-asmlinkage long compat_sys_utimes(const char __user *filename,
-				  struct compat_timeval __user *t);
-asmlinkage long compat_sys_newstat(const char __user *filename,
-				   struct compat_stat __user *statbuf);
-asmlinkage long compat_sys_newlstat(const char __user *filename,
-				    struct compat_stat __user *statbuf);
-asmlinkage long compat_sys_newfstatat(unsigned int dfd,
-				      const char __user *filename,
-				      struct compat_stat __user *statbuf,
-				      int flag);
-asmlinkage long compat_sys_newfstat(unsigned int fd,
-				    struct compat_stat __user *statbuf);
+/* fs/namespace.c */
+asmlinkage long compat_sys_mount(const char __user *dev_name,
+				 const char __user *dir_name,
+				 const char __user *type, compat_ulong_t flags,
+				 const void __user *data);
+
+/* fs/open.c */
 asmlinkage long compat_sys_statfs(const char __user *pathname,
 				  struct compat_statfs __user *buf);
-asmlinkage long compat_sys_fstatfs(unsigned int fd,
-				   struct compat_statfs __user *buf);
 asmlinkage long compat_sys_statfs64(const char __user *pathname,
 				    compat_size_t sz,
 				    struct compat_statfs64 __user *buf);
+asmlinkage long compat_sys_fstatfs(unsigned int fd,
+				   struct compat_statfs __user *buf);
 asmlinkage long compat_sys_fstatfs64(unsigned int fd, compat_size_t sz,
 				     struct compat_statfs64 __user *buf);
-asmlinkage long compat_sys_fcntl64(unsigned int fd, unsigned int cmd,
-				   compat_ulong_t arg);
-asmlinkage long compat_sys_fcntl(unsigned int fd, unsigned int cmd,
-				 compat_ulong_t arg);
-asmlinkage long compat_sys_io_setup(unsigned nr_reqs, u32 __user *ctx32p);
-asmlinkage long compat_sys_io_getevents(compat_aio_context_t ctx_id,
-					compat_long_t min_nr,
-					compat_long_t nr,
-					struct io_event __user *events,
-					struct compat_timespec __user *timeout);
-asmlinkage long compat_sys_io_submit(compat_aio_context_t ctx_id, int nr,
-				     u32 __user *iocb);
-asmlinkage long compat_sys_mount(const char __user *dev_name,
-				 const char __user *dir_name,
-				 const char __user *type, compat_ulong_t flags,
-				 const void __user *data);
-asmlinkage long compat_sys_old_readdir(unsigned int fd,
-				       struct compat_old_linux_dirent __user *,
-				       unsigned int count);
+asmlinkage long compat_sys_truncate(const char __user *, compat_off_t);
+asmlinkage long compat_sys_ftruncate(unsigned int, compat_ulong_t);
+/* No generic prototype for truncate64, ftruncate64, fallocate */
+asmlinkage long compat_sys_openat(int dfd, const char __user *filename,
+				  int flags, umode_t mode);
+
+/* fs/readdir.c */
 asmlinkage long compat_sys_getdents(unsigned int fd,
 				    struct compat_linux_dirent __user *dirent,
 				    unsigned int count);
-asmlinkage long compat_sys_vmsplice(int fd, const struct compat_iovec __user *,
-				    unsigned int nr_segs, unsigned int flags);
-asmlinkage long compat_sys_open(const char __user *filename, int flags,
-				umode_t mode);
-asmlinkage long compat_sys_openat(int dfd, const char __user *filename,
-				  int flags, umode_t mode);
-asmlinkage long compat_sys_open_by_handle_at(int mountdirfd,
-					     struct file_handle __user *handle,
-					     int flags);
-asmlinkage long compat_sys_truncate(const char __user *, compat_off_t);
-asmlinkage long compat_sys_ftruncate(unsigned int, compat_ulong_t);
+
+/* fs/read_write.c */
+asmlinkage long compat_sys_lseek(unsigned int, compat_off_t, unsigned int);
+asmlinkage ssize_t compat_sys_readv(compat_ulong_t fd,
+		const struct compat_iovec __user *vec, compat_ulong_t vlen);
+asmlinkage ssize_t compat_sys_writev(compat_ulong_t fd,
+		const struct compat_iovec __user *vec, compat_ulong_t vlen);
+/* No generic prototype for pread64 and pwrite64 */
+asmlinkage ssize_t compat_sys_preadv(compat_ulong_t fd,
+		const struct compat_iovec __user *vec,
+		compat_ulong_t vlen, u32 pos_low, u32 pos_high);
+asmlinkage ssize_t compat_sys_pwritev(compat_ulong_t fd,
+		const struct compat_iovec __user *vec,
+		compat_ulong_t vlen, u32 pos_low, u32 pos_high);
+#ifdef __ARCH_WANT_COMPAT_SYS_PREADV64
+asmlinkage long compat_sys_preadv64(unsigned long fd,
+		const struct compat_iovec __user *vec,
+		unsigned long vlen, loff_t pos);
+#endif
+
+#ifdef __ARCH_WANT_COMPAT_SYS_PWRITEV64
+asmlinkage long compat_sys_pwritev64(unsigned long fd,
+		const struct compat_iovec __user *vec,
+		unsigned long vlen, loff_t pos);
+#endif
+
+/* fs/sendfile.c */
+asmlinkage long compat_sys_sendfile(int out_fd, int in_fd,
+				    compat_off_t __user *offset, compat_size_t count);
+asmlinkage long compat_sys_sendfile64(int out_fd, int in_fd,
+				    compat_loff_t __user *offset, compat_size_t count);
+
+/* fs/select.c */
 asmlinkage long compat_sys_pselect6(int n, compat_ulong_t __user *inp,
 				    compat_ulong_t __user *outp,
 				    compat_ulong_t __user *exp,
@@ -667,110 +641,149 @@ asmlinkage long compat_sys_ppoll(struct pollfd __user *ufds,
 				 struct compat_timespec __user *tsp,
 				 const compat_sigset_t __user *sigmask,
 				 compat_size_t sigsetsize);
+
+/* fs/signalfd.c */
 asmlinkage long compat_sys_signalfd4(int ufd,
 				     const compat_sigset_t __user *sigmask,
 				     compat_size_t sigsetsize, int flags);
-asmlinkage long compat_sys_get_mempolicy(int __user *policy,
-					 compat_ulong_t __user *nmask,
-					 compat_ulong_t maxnode,
-					 compat_ulong_t addr,
-					 compat_ulong_t flags);
-asmlinkage long compat_sys_set_mempolicy(int mode, compat_ulong_t __user *nmask,
-					 compat_ulong_t maxnode);
-asmlinkage long compat_sys_mbind(compat_ulong_t start, compat_ulong_t len,
-				 compat_ulong_t mode,
-				 compat_ulong_t __user *nmask,
-				 compat_ulong_t maxnode, compat_ulong_t flags);
 
-asmlinkage long compat_sys_setsockopt(int fd, int level, int optname,
-				      char __user *optval, unsigned int optlen);
-asmlinkage long compat_sys_sendmsg(int fd, struct compat_msghdr __user *msg,
-				   unsigned flags);
-asmlinkage long compat_sys_sendmmsg(int fd, struct compat_mmsghdr __user *mmsg,
-				    unsigned vlen, unsigned int flags);
-asmlinkage long compat_sys_recvmsg(int fd, struct compat_msghdr __user *msg,
-				   unsigned int flags);
-asmlinkage long compat_sys_recv(int fd, void __user *buf, compat_size_t len,
-				unsigned flags);
-asmlinkage long compat_sys_recvfrom(int fd, void __user *buf, compat_size_t len,
-			    unsigned flags, struct sockaddr __user *addr,
-			    int __user *addrlen);
-asmlinkage long compat_sys_recvmmsg(int fd, struct compat_mmsghdr __user *mmsg,
-				    unsigned vlen, unsigned int flags,
-				    struct compat_timespec __user *timeout);
+/* fs/splice.c */
+asmlinkage long compat_sys_vmsplice(int fd, const struct compat_iovec __user *,
+				    unsigned int nr_segs, unsigned int flags);
+
+/* fs/stat.c */
+asmlinkage long compat_sys_newfstatat(unsigned int dfd,
+				      const char __user *filename,
+				      struct compat_stat __user *statbuf,
+				      int flag);
+asmlinkage long compat_sys_newfstat(unsigned int fd,
+				    struct compat_stat __user *statbuf);
+
+/* fs/sync.c: No generic prototype for sync_file_range and sync_file_range2 */
+
+/* fs/timerfd.c */
+asmlinkage long compat_sys_timerfd_gettime(int ufd,
+				   struct compat_itimerspec __user *otmr);
+asmlinkage long compat_sys_timerfd_settime(int ufd, int flags,
+				   const struct compat_itimerspec __user *utmr,
+				   struct compat_itimerspec __user *otmr);
+
+/* fs/utimes.c */
+asmlinkage long compat_sys_utimensat(unsigned int dfd,
+				     const char __user *filename,
+				     struct compat_timespec __user *t,
+				     int flags);
+
+/* kernel/exit.c */
+asmlinkage long compat_sys_waitid(int, compat_pid_t,
+		struct compat_siginfo __user *, int,
+		struct compat_rusage __user *);
+
+
+
+/* kernel/futex.c */
+asmlinkage long compat_sys_futex(u32 __user *uaddr, int op, u32 val,
+		struct compat_timespec __user *utime, u32 __user *uaddr2,
+		u32 val3);
+asmlinkage long
+compat_sys_set_robust_list(struct compat_robust_list_head __user *head,
+			   compat_size_t len);
+asmlinkage long
+compat_sys_get_robust_list(int pid, compat_uptr_t __user *head_ptr,
+			   compat_size_t __user *len_ptr);
+
+/* kernel/hrtimer.c */
 asmlinkage long compat_sys_nanosleep(struct compat_timespec __user *rqtp,
 				     struct compat_timespec __user *rmtp);
+
+/* kernel/itimer.c */
 asmlinkage long compat_sys_getitimer(int which,
 				     struct compat_itimerval __user *it);
 asmlinkage long compat_sys_setitimer(int which,
 				     struct compat_itimerval __user *in,
 				     struct compat_itimerval __user *out);
-asmlinkage long compat_sys_times(struct compat_tms __user *tbuf);
-asmlinkage long compat_sys_setrlimit(unsigned int resource,
-				     struct compat_rlimit __user *rlim);
-asmlinkage long compat_sys_getrlimit(unsigned int resource,
-				     struct compat_rlimit __user *rlim);
-asmlinkage long compat_sys_getrusage(int who, struct compat_rusage __user *ru);
-asmlinkage long compat_sys_sched_setaffinity(compat_pid_t pid,
-				     unsigned int len,
-				     compat_ulong_t __user *user_mask_ptr);
-asmlinkage long compat_sys_sched_getaffinity(compat_pid_t pid,
-				     unsigned int len,
-				     compat_ulong_t __user *user_mask_ptr);
+
+/* kernel/kexec.c */
+asmlinkage long compat_sys_kexec_load(compat_ulong_t entry,
+				      compat_ulong_t nr_segments,
+				      struct compat_kexec_segment __user *,
+				      compat_ulong_t flags);
+
+/* kernel/posix-timers.c */
 asmlinkage long compat_sys_timer_create(clockid_t which_clock,
 			struct compat_sigevent __user *timer_event_spec,
 			timer_t __user *created_timer_id);
+asmlinkage long compat_sys_timer_gettime(timer_t timer_id,
+				 struct compat_itimerspec __user *setting);
 asmlinkage long compat_sys_timer_settime(timer_t timer_id, int flags,
 					 struct compat_itimerspec __user *new,
 					 struct compat_itimerspec __user *old);
-asmlinkage long compat_sys_timer_gettime(timer_t timer_id,
-				 struct compat_itimerspec __user *setting);
 asmlinkage long compat_sys_clock_settime(clockid_t which_clock,
 					 struct compat_timespec __user *tp);
 asmlinkage long compat_sys_clock_gettime(clockid_t which_clock,
 					 struct compat_timespec __user *tp);
-asmlinkage long compat_sys_clock_adjtime(clockid_t which_clock,
-					 struct compat_timex __user *tp);
 asmlinkage long compat_sys_clock_getres(clockid_t which_clock,
 					struct compat_timespec __user *tp);
 asmlinkage long compat_sys_clock_nanosleep(clockid_t which_clock, int flags,
 					   struct compat_timespec __user *rqtp,
 					   struct compat_timespec __user *rmtp);
-asmlinkage long compat_sys_rt_sigtimedwait(compat_sigset_t __user *uthese,
-		struct compat_siginfo __user *uinfo,
-		struct compat_timespec __user *uts, compat_size_t sigsetsize);
+
+/* kernel/ptrace.c */
+asmlinkage long compat_sys_ptrace(compat_long_t request, compat_long_t pid,
+				  compat_long_t addr, compat_long_t data);
+
+/* kernel/sched/core.c */
+asmlinkage long compat_sys_sched_setaffinity(compat_pid_t pid,
+				     unsigned int len,
+				     compat_ulong_t __user *user_mask_ptr);
+asmlinkage long compat_sys_sched_getaffinity(compat_pid_t pid,
+				     unsigned int len,
+				     compat_ulong_t __user *user_mask_ptr);
+asmlinkage long compat_sys_sched_rr_get_interval(compat_pid_t pid,
+						 struct compat_timespec __user *interval);
+
+/* kernel/signal.c */
+asmlinkage long compat_sys_sigaltstack(const compat_stack_t __user *uss_ptr,
+				       compat_stack_t __user *uoss_ptr);
 asmlinkage long compat_sys_rt_sigsuspend(compat_sigset_t __user *unewset,
 					 compat_size_t sigsetsize);
-asmlinkage long compat_sys_rt_sigprocmask(int how, compat_sigset_t __user *set,
-					  compat_sigset_t __user *oset,
-					  compat_size_t sigsetsize);
-asmlinkage long compat_sys_rt_sigpending(compat_sigset_t __user *uset,
-					 compat_size_t sigsetsize);
 #ifndef CONFIG_ODD_RT_SIGACTION
 asmlinkage long compat_sys_rt_sigaction(int,
 				 const struct compat_sigaction __user *,
 				 struct compat_sigaction __user *,
 				 compat_size_t);
 #endif
+asmlinkage long compat_sys_rt_sigprocmask(int how, compat_sigset_t __user *set,
+					  compat_sigset_t __user *oset,
+					  compat_size_t sigsetsize);
+asmlinkage long compat_sys_rt_sigpending(compat_sigset_t __user *uset,
+					 compat_size_t sigsetsize);
+asmlinkage long compat_sys_rt_sigtimedwait(compat_sigset_t __user *uthese,
+		struct compat_siginfo __user *uinfo,
+		struct compat_timespec __user *uts, compat_size_t sigsetsize);
 asmlinkage long compat_sys_rt_sigqueueinfo(compat_pid_t pid, int sig,
 				struct compat_siginfo __user *uinfo);
+/* No generic prototype for rt_sigreturn */
+
+/* kernel/sys.c */
+asmlinkage long compat_sys_times(struct compat_tms __user *tbuf);
+asmlinkage long compat_sys_getrlimit(unsigned int resource,
+				     struct compat_rlimit __user *rlim);
+asmlinkage long compat_sys_setrlimit(unsigned int resource,
+				     struct compat_rlimit __user *rlim);
+asmlinkage long compat_sys_getrusage(int who, struct compat_rusage __user *ru);
+
+/* kernel/time.c */
+asmlinkage long compat_sys_gettimeofday(struct compat_timeval __user *tv,
+		struct timezone __user *tz);
+asmlinkage long compat_sys_settimeofday(struct compat_timeval __user *tv,
+		struct timezone __user *tz);
+asmlinkage long compat_sys_adjtimex(struct compat_timex __user *utp);
+
+/* kernel/timer.c */
 asmlinkage long compat_sys_sysinfo(struct compat_sysinfo __user *info);
-asmlinkage long compat_sys_ioctl(unsigned int fd, unsigned int cmd,
-				 compat_ulong_t arg);
-asmlinkage long compat_sys_futex(u32 __user *uaddr, int op, u32 val,
-		struct compat_timespec __user *utime, u32 __user *uaddr2,
-		u32 val3);
-asmlinkage long compat_sys_getsockopt(int fd, int level, int optname,
-				      char __user *optval, int __user *optlen);
-asmlinkage long compat_sys_kexec_load(compat_ulong_t entry,
-				      compat_ulong_t nr_segments,
-				      struct compat_kexec_segment __user *,
-				      compat_ulong_t flags);
-asmlinkage long compat_sys_mq_getsetattr(mqd_t mqdes,
-			const struct compat_mq_attr __user *u_mqstat,
-			struct compat_mq_attr __user *u_omqstat);
-asmlinkage long compat_sys_mq_notify(mqd_t mqdes,
-			const struct compat_sigevent __user *u_notification);
+
+/* ipc/mqueue.c */
 asmlinkage long compat_sys_mq_open(const char __user *u_name,
 			int oflag, compat_mode_t mode,
 			struct compat_mq_attr __user *u_attr);
@@ -782,17 +795,92 @@ asmlinkage ssize_t compat_sys_mq_timedreceive(mqd_t mqdes,
 			char __user *u_msg_ptr,
 			compat_size_t msg_len, unsigned int __user *u_msg_prio,
 			const struct compat_timespec __user *u_abs_timeout);
-asmlinkage long compat_sys_socketcall(int call, u32 __user *args);
-asmlinkage long compat_sys_sysctl(struct compat_sysctl_args __user *args);
+asmlinkage long compat_sys_mq_notify(mqd_t mqdes,
+			const struct compat_sigevent __user *u_notification);
+asmlinkage long compat_sys_mq_getsetattr(mqd_t mqdes,
+			const struct compat_mq_attr __user *u_mqstat,
+			struct compat_mq_attr __user *u_omqstat);
 
-extern ssize_t compat_rw_copy_check_uvector(int type,
-		const struct compat_iovec __user *uvector,
-		unsigned long nr_segs,
-		unsigned long fast_segs, struct iovec *fast_pointer,
-		struct iovec **ret_pointer);
+/* ipc/msg.c */
+asmlinkage long compat_sys_msgctl(int first, int second, void __user *uptr);
+asmlinkage long compat_sys_msgrcv(int msqid, compat_uptr_t msgp,
+		compat_ssize_t msgsz, compat_long_t msgtyp, int msgflg);
+asmlinkage long compat_sys_msgsnd(int msqid, compat_uptr_t msgp,
+		compat_ssize_t msgsz, int msgflg);
 
-extern void __user *compat_alloc_user_space(unsigned long len);
+/* ipc/sem.c */
+asmlinkage long compat_sys_semctl(int semid, int semnum, int cmd, int arg);
+asmlinkage long compat_sys_semtimedop(int semid, struct sembuf __user *tsems,
+		unsigned nsems, const struct compat_timespec __user *timeout);
 
+/* ipc/shm.c */
+asmlinkage long compat_sys_shmctl(int first, int second, void __user *uptr);
+asmlinkage long compat_sys_shmat(int shmid, compat_uptr_t shmaddr, int shmflg);
+
+/* net/socket.c */
+asmlinkage long compat_sys_recvfrom(int fd, void __user *buf, compat_size_t len,
+			    unsigned flags, struct sockaddr __user *addr,
+			    int __user *addrlen);
+asmlinkage long compat_sys_setsockopt(int fd, int level, int optname,
+				      char __user *optval, unsigned int optlen);
+asmlinkage long compat_sys_getsockopt(int fd, int level, int optname,
+				      char __user *optval, int __user *optlen);
+asmlinkage long compat_sys_sendmsg(int fd, struct compat_msghdr __user *msg,
+				   unsigned flags);
+asmlinkage long compat_sys_recvmsg(int fd, struct compat_msghdr __user *msg,
+				   unsigned int flags);
+
+/* mm/filemap.c: No generic prototype for readahead */
+
+/* security/keys/keyctl.c */
+asmlinkage long compat_sys_keyctl(u32 option,
+			      u32 arg2, u32 arg3, u32 arg4, u32 arg5);
+
+/* arch/example/kernel/sys_example.c */
+asmlinkage long compat_sys_execve(const char __user *filename, const compat_uptr_t __user *argv,
+		     const compat_uptr_t __user *envp);
+
+/* mm/fadvise.c: No generic prototype for fadvise64_64 */
+
+/* mm/, CONFIG_MMU only */
+asmlinkage long compat_sys_mbind(compat_ulong_t start, compat_ulong_t len,
+				 compat_ulong_t mode,
+				 compat_ulong_t __user *nmask,
+				 compat_ulong_t maxnode, compat_ulong_t flags);
+asmlinkage long compat_sys_get_mempolicy(int __user *policy,
+					 compat_ulong_t __user *nmask,
+					 compat_ulong_t maxnode,
+					 compat_ulong_t addr,
+					 compat_ulong_t flags);
+asmlinkage long compat_sys_set_mempolicy(int mode, compat_ulong_t __user *nmask,
+					 compat_ulong_t maxnode);
+asmlinkage long compat_sys_migrate_pages(compat_pid_t pid,
+		compat_ulong_t maxnode, const compat_ulong_t __user *old_nodes,
+		const compat_ulong_t __user *new_nodes);
+asmlinkage long compat_sys_move_pages(pid_t pid, compat_ulong_t nr_pages,
+				      __u32 __user *pages,
+				      const int __user *nodes,
+				      int __user *status,
+				      int flags);
+
+asmlinkage long compat_sys_rt_tgsigqueueinfo(compat_pid_t tgid,
+					compat_pid_t pid, int sig,
+					struct compat_siginfo __user *uinfo);
+asmlinkage long compat_sys_recvmmsg(int fd, struct compat_mmsghdr __user *mmsg,
+				    unsigned vlen, unsigned int flags,
+				    struct compat_timespec __user *timeout);
+asmlinkage long compat_sys_wait4(compat_pid_t pid,
+				 compat_uint_t __user *stat_addr, int options,
+				 struct compat_rusage __user *ru);
+asmlinkage long compat_sys_fanotify_mark(int, unsigned int, __u32, __u32,
+					    int, const char __user *);
+asmlinkage long compat_sys_open_by_handle_at(int mountdirfd,
+					     struct file_handle __user *handle,
+					     int flags);
+asmlinkage long compat_sys_clock_adjtime(clockid_t which_clock,
+					 struct compat_timex __user *tp);
+asmlinkage long compat_sys_sendmmsg(int fd, struct compat_mmsghdr __user *mmsg,
+				    unsigned vlen, unsigned int flags);
 asmlinkage ssize_t compat_sys_process_vm_readv(compat_pid_t pid,
 		const struct compat_iovec __user *lvec,
 		compat_ulong_t liovcnt, const struct compat_iovec __user *rvec,
@@ -801,14 +889,77 @@ asmlinkage ssize_t compat_sys_process_vm_writev(compat_pid_t pid,
 		const struct compat_iovec __user *lvec,
 		compat_ulong_t liovcnt, const struct compat_iovec __user *rvec,
 		compat_ulong_t riovcnt, compat_ulong_t flags);
+asmlinkage long compat_sys_execveat(int dfd, const char __user *filename,
+		     const compat_uptr_t __user *argv,
+		     const compat_uptr_t __user *envp, int flags);
+asmlinkage ssize_t compat_sys_preadv2(compat_ulong_t fd,
+		const struct compat_iovec __user *vec,
+		compat_ulong_t vlen, u32 pos_low, u32 pos_high, rwf_t flags);
+asmlinkage ssize_t compat_sys_pwritev2(compat_ulong_t fd,
+		const struct compat_iovec __user *vec,
+		compat_ulong_t vlen, u32 pos_low, u32 pos_high, rwf_t flags);
+#ifdef __ARCH_WANT_COMPAT_SYS_PREADV64V2
+asmlinkage long  compat_sys_readv64v2(unsigned long fd,
+		const struct compat_iovec __user *vec,
+		unsigned long vlen, loff_t pos, rwf_t flags);
+#endif
 
-asmlinkage long compat_sys_sendfile(int out_fd, int in_fd,
-				    compat_off_t __user *offset, compat_size_t count);
-asmlinkage long compat_sys_sendfile64(int out_fd, int in_fd,
-				    compat_loff_t __user *offset, compat_size_t count);
-asmlinkage long compat_sys_sigaltstack(const compat_stack_t __user *uss_ptr,
-				       compat_stack_t __user *uoss_ptr);
+#ifdef __ARCH_WANT_COMPAT_SYS_PWRITEV64V2
+asmlinkage long compat_sys_pwritev64v2(unsigned long fd,
+		const struct compat_iovec __user *vec,
+		unsigned long vlen, loff_t pos, rwf_t flags);
+#endif
+
+
+/*
+ * Deprecated system calls which are still defined in
+ * include/uapi/asm-generic/unistd.h and wanted by >= 1 arch
+ */
+
+/* __ARCH_WANT_SYSCALL_NO_AT */
+asmlinkage long compat_sys_open(const char __user *filename, int flags,
+				umode_t mode);
+asmlinkage long compat_sys_utimes(const char __user *filename,
+				  struct compat_timeval __user *t);
+
+/* __ARCH_WANT_SYSCALL_NO_FLAGS */
+asmlinkage long compat_sys_signalfd(int ufd,
+				    const compat_sigset_t __user *sigmask,
+				    compat_size_t sigsetsize);
+
+/* __ARCH_WANT_SYSCALL_OFF_T */
+asmlinkage long compat_sys_newstat(const char __user *filename,
+				   struct compat_stat __user *statbuf);
+asmlinkage long compat_sys_newlstat(const char __user *filename,
+				    struct compat_stat __user *statbuf);
+
+/* __ARCH_WANT_SYSCALL_DEPRECATED */
+asmlinkage long compat_sys_time(compat_time_t __user *tloc);
+asmlinkage long compat_sys_utime(const char __user *filename,
+				 struct compat_utimbuf __user *t);
+asmlinkage long compat_sys_futimesat(unsigned int dfd,
+				     const char __user *filename,
+				     struct compat_timeval __user *t);
+asmlinkage long compat_sys_select(int n, compat_ulong_t __user *inp,
+		compat_ulong_t __user *outp, compat_ulong_t __user *exp,
+		struct compat_timeval __user *tvp);
+asmlinkage long compat_sys_ustat(unsigned dev, struct compat_ustat __user *u32);
+asmlinkage long compat_sys_recv(int fd, void __user *buf, compat_size_t len,
+				unsigned flags);
+asmlinkage long compat_sys_sysctl(struct compat_sysctl_args __user *args);
+
+/* obsolete: fs/readdir.c */
+asmlinkage long compat_sys_old_readdir(unsigned int fd,
+				       struct compat_old_linux_dirent __user *,
+				       unsigned int count);
+
+/* obsolete: fs/select.c */
+asmlinkage long compat_sys_old_select(struct compat_sel_arg_struct __user *arg);
+
+/* obsolete: ipc */
+asmlinkage long compat_sys_ipc(u32, int, int, u32, compat_uptr_t, u32);
 
+/* obsolete: kernel/signal.c */
 #ifdef __ARCH_WANT_SYS_SIGPENDING
 asmlinkage long compat_sys_sigpending(compat_old_sigset_t __user *set);
 #endif
@@ -817,26 +968,20 @@ asmlinkage long compat_sys_sigpending(compat_old_sigset_t __user *set);
 asmlinkage long compat_sys_sigprocmask(int how, compat_old_sigset_t __user *nset,
 				       compat_old_sigset_t __user *oset);
 #endif
+#ifdef CONFIG_COMPAT_OLD_SIGACTION
+asmlinkage long compat_sys_sigaction(int sig,
+                                   const struct compat_old_sigaction __user *act,
+                                   struct compat_old_sigaction __user *oact);
+#endif
 
-int compat_restore_altstack(const compat_stack_t __user *uss);
-int __compat_save_altstack(compat_stack_t __user *, unsigned long);
-#define compat_save_altstack_ex(uss, sp) do { \
-	compat_stack_t __user *__uss = uss; \
-	struct task_struct *t = current; \
-	put_user_ex(ptr_to_compat((void __user *)t->sas_ss_sp), &__uss->ss_sp); \
-	put_user_ex(t->sas_ss_flags, &__uss->ss_flags); \
-	put_user_ex(t->sas_ss_size, &__uss->ss_size); \
-	if (t->sas_ss_flags & SS_AUTODISARM) \
-		sas_ss_reset(t); \
-} while (0);
+/* obsolete: kernel/time/time.c */
+asmlinkage long compat_sys_stime(compat_time_t __user *tptr);
 
-asmlinkage long compat_sys_sched_rr_get_interval(compat_pid_t pid,
-						 struct compat_timespec __user *interval);
+/* obsolete: net/socket.c */
+asmlinkage long compat_sys_socketcall(int call, u32 __user *args);
 
-asmlinkage long compat_sys_fanotify_mark(int, unsigned int, __u32, __u32,
-					    int, const char __user *);
+#endif /* CONFIG_ARCH_HAS_SYSCALL_WRAPPER */
 
-asmlinkage long compat_sys_arch_prctl(int option, unsigned long arg2);
 
 /*
  * For most but not all architectures, "am I in a compat syscall?" and
diff --git a/include/linux/cpuhotplug.h b/include/linux/cpuhotplug.h
index 5172ad0daa7c..8796ba387152 100644
--- a/include/linux/cpuhotplug.h
+++ b/include/linux/cpuhotplug.h
@@ -29,7 +29,6 @@ enum cpuhp_state {
 	CPUHP_PERF_PREPARE,
 	CPUHP_PERF_X86_PREPARE,
 	CPUHP_PERF_X86_AMD_UNCORE_PREP,
-	CPUHP_PERF_BFIN,
 	CPUHP_PERF_POWER,
 	CPUHP_PERF_SUPERH,
 	CPUHP_X86_HPET_DEAD,
@@ -108,7 +107,6 @@ enum cpuhp_state {
 	CPUHP_AP_PERF_X86_CQM_STARTING,
 	CPUHP_AP_PERF_X86_CSTATE_STARTING,
 	CPUHP_AP_PERF_XTENSA_STARTING,
-	CPUHP_AP_PERF_METAG_STARTING,
 	CPUHP_AP_MIPS_OP_LOONGSON3_STARTING,
 	CPUHP_AP_ARM_SDEI_STARTING,
 	CPUHP_AP_ARM_VFP_STARTING,
@@ -122,7 +120,6 @@ enum cpuhp_state {
 	CPUHP_AP_JCORE_TIMER_STARTING,
 	CPUHP_AP_EXYNOS4_MCT_TIMER_STARTING,
 	CPUHP_AP_ARM_TWD_STARTING,
-	CPUHP_AP_METAG_TIMER_STARTING,
 	CPUHP_AP_QCOM_TIMER_STARTING,
 	CPUHP_AP_ARMADA_TIMER_STARTING,
 	CPUHP_AP_MARCO_TIMER_STARTING,
diff --git a/include/linux/dma-direct.h b/include/linux/dma-direct.h
index bcdb1a3e4b1f..53ad6a47f513 100644
--- a/include/linux/dma-direct.h
+++ b/include/linux/dma-direct.h
@@ -3,18 +3,19 @@
 #define _LINUX_DMA_DIRECT_H 1
 
 #include <linux/dma-mapping.h>
+#include <linux/mem_encrypt.h>
 
 #ifdef CONFIG_ARCH_HAS_PHYS_TO_DMA
 #include <asm/dma-direct.h>
 #else
-static inline dma_addr_t phys_to_dma(struct device *dev, phys_addr_t paddr)
+static inline dma_addr_t __phys_to_dma(struct device *dev, phys_addr_t paddr)
 {
 	dma_addr_t dev_addr = (dma_addr_t)paddr;
 
 	return dev_addr - ((dma_addr_t)dev->dma_pfn_offset << PAGE_SHIFT);
 }
 
-static inline phys_addr_t dma_to_phys(struct device *dev, dma_addr_t dev_addr)
+static inline phys_addr_t __dma_to_phys(struct device *dev, dma_addr_t dev_addr)
 {
 	phys_addr_t paddr = (phys_addr_t)dev_addr;
 
@@ -30,6 +31,22 @@ static inline bool dma_capable(struct device *dev, dma_addr_t addr, size_t size)
 }
 #endif /* !CONFIG_ARCH_HAS_PHYS_TO_DMA */
 
+/*
+ * If memory encryption is supported, phys_to_dma will set the memory encryption
+ * bit in the DMA address, and dma_to_phys will clear it.  The raw __phys_to_dma
+ * and __dma_to_phys versions should only be used on non-encrypted memory for
+ * special occasions like DMA coherent buffers.
+ */
+static inline dma_addr_t phys_to_dma(struct device *dev, phys_addr_t paddr)
+{
+	return __sme_set(__phys_to_dma(dev, paddr));
+}
+
+static inline phys_addr_t dma_to_phys(struct device *dev, dma_addr_t daddr)
+{
+	return __sme_clr(__dma_to_phys(dev, daddr));
+}
+
 #ifdef CONFIG_ARCH_HAS_DMA_MARK_CLEAN
 void dma_mark_clean(void *addr, size_t size);
 #else
diff --git a/include/linux/dma-mapping.h b/include/linux/dma-mapping.h
index eb9eab4ecd6d..12fedcba9a9a 100644
--- a/include/linux/dma-mapping.h
+++ b/include/linux/dma-mapping.h
@@ -518,12 +518,8 @@ static inline void *dma_alloc_attrs(struct device *dev, size_t size,
 	if (dma_alloc_from_dev_coherent(dev, size, dma_handle, &cpu_addr))
 		return cpu_addr;
 
-	/*
-	 * Let the implementation decide on the zone to allocate from, and
-	 * decide on the way of zeroing the memory given that the memory
-	 * returned should always be zeroed.
-	 */
-	flag &= ~(__GFP_DMA | __GFP_DMA32 | __GFP_HIGHMEM | __GFP_ZERO);
+	/* let the implementation decide on the zone to allocate from: */
+	flag &= ~(__GFP_DMA | __GFP_DMA32 | __GFP_HIGHMEM);
 
 	if (!arch_dma_alloc_attrs(&dev, &flag))
 		return NULL;
diff --git a/include/linux/dmi.h b/include/linux/dmi.h
index 46e151172d95..6a86d8db16d9 100644
--- a/include/linux/dmi.h
+++ b/include/linux/dmi.h
@@ -106,6 +106,7 @@ extern void dmi_scan_machine(void);
 extern void dmi_memdev_walk(void);
 extern void dmi_set_dump_stack_arch_desc(void);
 extern bool dmi_get_date(int field, int *yearp, int *monthp, int *dayp);
+extern int dmi_get_bios_year(void);
 extern int dmi_name_in_vendors(const char *str);
 extern int dmi_name_in_serial(const char *str);
 extern int dmi_available;
@@ -133,6 +134,7 @@ static inline bool dmi_get_date(int field, int *yearp, int *monthp, int *dayp)
 		*dayp = 0;
 	return false;
 }
+static inline int dmi_get_bios_year(void) { return -ENXIO; }
 static inline int dmi_name_in_vendors(const char *s) { return 0; }
 static inline int dmi_name_in_serial(const char *s) { return 0; }
 #define dmi_available 0
diff --git a/include/linux/efi.h b/include/linux/efi.h
index f5083aa72eae..f1b7d68ac460 100644
--- a/include/linux/efi.h
+++ b/include/linux/efi.h
@@ -966,6 +966,8 @@ extern struct efi {
 	unsigned long flags;
 } efi;
 
+extern struct mm_struct efi_mm;
+
 static inline int
 efi_guidcmp (efi_guid_t left, efi_guid_t right)
 {
diff --git a/include/linux/fb.h b/include/linux/fb.h
index f577d3c89618..aa74a228bb92 100644
--- a/include/linux/fb.h
+++ b/include/linux/fb.h
@@ -571,8 +571,7 @@ static inline struct apertures_struct *alloc_apertures(unsigned int max_num) {
 
 #elif defined(__i386__) || defined(__alpha__) || defined(__x86_64__) ||	\
 	defined(__hppa__) || defined(__sh__) || defined(__powerpc__) ||	\
-	defined(__avr32__) || defined(__bfin__) || defined(__arm__) ||	\
-	defined(__aarch64__)
+	defined(__arm__) || defined(__aarch64__)
 
 #define fb_readb __raw_readb
 #define fb_readw __raw_readw
diff --git a/include/linux/fs.h b/include/linux/fs.h
index 79c413985305..c6baf767619e 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -1317,6 +1317,7 @@ extern int send_sigurg(struct fown_struct *fown);
 #define SB_I_CGROUPWB	0x00000001	/* cgroup-aware writeback enabled */
 #define SB_I_NOEXEC	0x00000002	/* Ignore executables on this fs */
 #define SB_I_NODEV	0x00000004	/* Ignore devices on this fs */
+#define SB_I_MULTIROOT	0x00000008	/* Multiple roots to the dentry tree */
 
 /* sb->s_iflags to limit user namespace mounts */
 #define SB_I_USERNS_VISIBLE		0x00000010 /* fstype already mounted */
diff --git a/include/linux/fscache-cache.h b/include/linux/fscache-cache.h
index 4c467ef50159..3b03e29e2f1a 100644
--- a/include/linux/fscache-cache.h
+++ b/include/linux/fscache-cache.h
@@ -496,7 +496,7 @@ static inline bool __fscache_unuse_cookie(struct fscache_cookie *cookie)
 
 static inline void __fscache_wake_unused_cookie(struct fscache_cookie *cookie)
 {
-	wake_up_atomic_t(&cookie->n_active);
+	wake_up_var(&cookie->n_active);
 }
 
 /**
diff --git a/include/linux/fsl_ifc.h b/include/linux/fsl_ifc.h
index c332f0a45607..3fdfede2f0f3 100644
--- a/include/linux/fsl_ifc.h
+++ b/include/linux/fsl_ifc.h
@@ -734,11 +734,7 @@ struct fsl_ifc_nand {
 	u32 res19[0x10];
 	__be32 nand_fsr;
 	u32 res20;
-	/* The V1 nand_eccstat is actually 4 words that overlaps the
-	 * V2 nand_eccstat.
-	 */
-	__be32 v1_nand_eccstat[2];
-	__be32 v2_nand_eccstat[6];
+	__be32 nand_eccstat[8];
 	u32 res21[0x1c];
 	__be32 nanndcr;
 	u32 res22[0x2];
diff --git a/include/linux/futex.h b/include/linux/futex.h
index c0fb9a24bbd2..821ae502d3d8 100644
--- a/include/linux/futex.h
+++ b/include/linux/futex.h
@@ -9,9 +9,6 @@ struct inode;
 struct mm_struct;
 struct task_struct;
 
-long do_futex(u32 __user *uaddr, int op, u32 val, ktime_t *timeout,
-	      u32 __user *uaddr2, u32 val2, u32 val3);
-
 extern int
 handle_futex_death(u32 __user *uaddr, struct task_struct *curr, int pi);
 
@@ -55,6 +52,9 @@ union futex_key {
 
 #ifdef CONFIG_FUTEX
 extern void exit_robust_list(struct task_struct *curr);
+
+long do_futex(u32 __user *uaddr, int op, u32 val, ktime_t *timeout,
+	      u32 __user *uaddr2, u32 val2, u32 val3);
 #ifdef CONFIG_HAVE_FUTEX_CMPXCHG
 #define futex_cmpxchg_enabled 1
 #else
@@ -64,6 +64,13 @@ extern int futex_cmpxchg_enabled;
 static inline void exit_robust_list(struct task_struct *curr)
 {
 }
+
+static inline long do_futex(u32 __user *uaddr, int op, u32 val,
+			    ktime_t *timeout, u32 __user *uaddr2,
+			    u32 val2, u32 val3)
+{
+	return -EINVAL;
+}
 #endif
 
 #ifdef CONFIG_FUTEX_PI
diff --git a/include/linux/hw_breakpoint.h b/include/linux/hw_breakpoint.h
index cf045885a499..6058c3844a76 100644
--- a/include/linux/hw_breakpoint.h
+++ b/include/linux/hw_breakpoint.h
@@ -53,6 +53,9 @@ register_user_hw_breakpoint(struct perf_event_attr *attr,
 /* FIXME: only change from the attr, and don't unregister */
 extern int
 modify_user_hw_breakpoint(struct perf_event *bp, struct perf_event_attr *attr);
+extern int
+modify_user_hw_breakpoint_check(struct perf_event *bp, struct perf_event_attr *attr,
+				bool check);
 
 /*
  * Kernel breakpoints are not associated with any particular thread.
@@ -97,6 +100,10 @@ register_user_hw_breakpoint(struct perf_event_attr *attr,
 static inline int
 modify_user_hw_breakpoint(struct perf_event *bp,
 			  struct perf_event_attr *attr)	{ return -ENOSYS; }
+static inline int
+modify_user_hw_breakpoint_check(struct perf_event *bp, struct perf_event_attr *attr,
+				bool check)	{ return -ENOSYS; }
+
 static inline struct perf_event *
 register_wide_hw_breakpoint_cpu(struct perf_event_attr *attr,
 				perf_overflow_handler_t	 triggered,
diff --git a/include/linux/hypervisor.h b/include/linux/hypervisor.h
index b19563f9a8eb..fc08b433c856 100644
--- a/include/linux/hypervisor.h
+++ b/include/linux/hypervisor.h
@@ -8,15 +8,28 @@
  */
 
 #ifdef CONFIG_X86
+
+#include <asm/jailhouse_para.h>
 #include <asm/x86_init.h>
+
 static inline void hypervisor_pin_vcpu(int cpu)
 {
 	x86_platform.hyper.pin_vcpu(cpu);
 }
-#else
+
+#else /* !CONFIG_X86 */
+
+#include <linux/of.h>
+
 static inline void hypervisor_pin_vcpu(int cpu)
 {
 }
-#endif
+
+static inline bool jailhouse_paravirt(void)
+{
+	return of_find_compatible_node(NULL, NULL, "jailhouse,cell");
+}
+
+#endif /* !CONFIG_X86 */
 
 #endif /* __LINUX_HYPEVISOR_H */
diff --git a/include/linux/ide.h b/include/linux/ide.h
index 771989d25ef8..1d6f16110eae 100644
--- a/include/linux/ide.h
+++ b/include/linux/ide.h
@@ -25,15 +25,10 @@
 #include <asm/byteorder.h>
 #include <asm/io.h>
 
-#if defined(CONFIG_CRIS) || defined(CONFIG_FRV) || defined(CONFIG_MN10300)
-# define SUPPORT_VLB_SYNC 0
-#else
-# define SUPPORT_VLB_SYNC 1
-#endif
-
 /*
  * Probably not wise to fiddle with these
  */
+#define SUPPORT_VLB_SYNC 1
 #define IDE_DEFAULT_MAX_FAILURES	1
 #define ERROR_MAX	8	/* Max read/write errors per sector */
 #define ERROR_RESET	3	/* Reset controller every 4th retry */
diff --git a/include/linux/if_tun.h b/include/linux/if_tun.h
index c5b0a75a7812..fd00170b494f 100644
--- a/include/linux/if_tun.h
+++ b/include/linux/if_tun.h
@@ -25,6 +25,7 @@ struct ptr_ring *tun_get_tx_ring(struct file *file);
 bool tun_is_xdp_buff(void *ptr);
 void *tun_xdp_to_ptr(void *ptr);
 void *tun_ptr_to_xdp(void *ptr);
+void tun_ptr_free(void *ptr);
 #else
 #include <linux/err.h>
 #include <linux/errno.h>
@@ -50,5 +51,8 @@ static inline void *tun_ptr_to_xdp(void *ptr)
 {
 	return NULL;
 }
+static inline void tun_ptr_free(void *ptr)
+{
+}
 #endif /* CONFIG_TUN */
 #endif /* __IF_TUN_H */
diff --git a/include/linux/if_vlan.h b/include/linux/if_vlan.h
index 5e6a2d4dc366..7d30892da064 100644
--- a/include/linux/if_vlan.h
+++ b/include/linux/if_vlan.h
@@ -300,32 +300,47 @@ static inline bool vlan_hw_offload_capable(netdev_features_t features,
 }
 
 /**
- * __vlan_insert_tag - regular VLAN tag inserting
+ * __vlan_insert_inner_tag - inner VLAN tag inserting
  * @skb: skbuff to tag
  * @vlan_proto: VLAN encapsulation protocol
  * @vlan_tci: VLAN TCI to insert
+ * @mac_len: MAC header length including outer vlan headers
  *
- * Inserts the VLAN tag into @skb as part of the payload
+ * Inserts the VLAN tag into @skb as part of the payload at offset mac_len
  * Returns error if skb_cow_head failes.
  *
  * Does not change skb->protocol so this function can be used during receive.
  */
-static inline int __vlan_insert_tag(struct sk_buff *skb,
-				    __be16 vlan_proto, u16 vlan_tci)
+static inline int __vlan_insert_inner_tag(struct sk_buff *skb,
+					  __be16 vlan_proto, u16 vlan_tci,
+					  unsigned int mac_len)
 {
 	struct vlan_ethhdr *veth;
 
 	if (skb_cow_head(skb, VLAN_HLEN) < 0)
 		return -ENOMEM;
 
-	veth = skb_push(skb, VLAN_HLEN);
+	skb_push(skb, VLAN_HLEN);
 
-	/* Move the mac addresses to the beginning of the new header. */
-	memmove(skb->data, skb->data + VLAN_HLEN, 2 * ETH_ALEN);
+	/* Move the mac header sans proto to the beginning of the new header. */
+	if (likely(mac_len > ETH_TLEN))
+		memmove(skb->data, skb->data + VLAN_HLEN, mac_len - ETH_TLEN);
 	skb->mac_header -= VLAN_HLEN;
 
+	veth = (struct vlan_ethhdr *)(skb->data + mac_len - ETH_HLEN);
+
 	/* first, the ethernet type */
-	veth->h_vlan_proto = vlan_proto;
+	if (likely(mac_len >= ETH_TLEN)) {
+		/* h_vlan_encapsulated_proto should already be populated, and
+		 * skb->data has space for h_vlan_proto
+		 */
+		veth->h_vlan_proto = vlan_proto;
+	} else {
+		/* h_vlan_encapsulated_proto should not be populated, and
+		 * skb->data has no space for h_vlan_proto
+		 */
+		veth->h_vlan_encapsulated_proto = skb->protocol;
+	}
 
 	/* now, the TCI */
 	veth->h_vlan_TCI = htons(vlan_tci);
@@ -334,12 +349,30 @@ static inline int __vlan_insert_tag(struct sk_buff *skb,
 }
 
 /**
- * vlan_insert_tag - regular VLAN tag inserting
+ * __vlan_insert_tag - regular VLAN tag inserting
  * @skb: skbuff to tag
  * @vlan_proto: VLAN encapsulation protocol
  * @vlan_tci: VLAN TCI to insert
  *
  * Inserts the VLAN tag into @skb as part of the payload
+ * Returns error if skb_cow_head failes.
+ *
+ * Does not change skb->protocol so this function can be used during receive.
+ */
+static inline int __vlan_insert_tag(struct sk_buff *skb,
+				    __be16 vlan_proto, u16 vlan_tci)
+{
+	return __vlan_insert_inner_tag(skb, vlan_proto, vlan_tci, ETH_HLEN);
+}
+
+/**
+ * vlan_insert_inner_tag - inner VLAN tag inserting
+ * @skb: skbuff to tag
+ * @vlan_proto: VLAN encapsulation protocol
+ * @vlan_tci: VLAN TCI to insert
+ * @mac_len: MAC header length including outer vlan headers
+ *
+ * Inserts the VLAN tag into @skb as part of the payload at offset mac_len
  * Returns a VLAN tagged skb. If a new skb is created, @skb is freed.
  *
  * Following the skb_unshare() example, in case of error, the calling function
@@ -347,12 +380,14 @@ static inline int __vlan_insert_tag(struct sk_buff *skb,
  *
  * Does not change skb->protocol so this function can be used during receive.
  */
-static inline struct sk_buff *vlan_insert_tag(struct sk_buff *skb,
-					      __be16 vlan_proto, u16 vlan_tci)
+static inline struct sk_buff *vlan_insert_inner_tag(struct sk_buff *skb,
+						    __be16 vlan_proto,
+						    u16 vlan_tci,
+						    unsigned int mac_len)
 {
 	int err;
 
-	err = __vlan_insert_tag(skb, vlan_proto, vlan_tci);
+	err = __vlan_insert_inner_tag(skb, vlan_proto, vlan_tci, mac_len);
 	if (err) {
 		dev_kfree_skb_any(skb);
 		return NULL;
@@ -361,6 +396,26 @@ static inline struct sk_buff *vlan_insert_tag(struct sk_buff *skb,
 }
 
 /**
+ * vlan_insert_tag - regular VLAN tag inserting
+ * @skb: skbuff to tag
+ * @vlan_proto: VLAN encapsulation protocol
+ * @vlan_tci: VLAN TCI to insert
+ *
+ * Inserts the VLAN tag into @skb as part of the payload
+ * Returns a VLAN tagged skb. If a new skb is created, @skb is freed.
+ *
+ * Following the skb_unshare() example, in case of error, the calling function
+ * doesn't have to worry about freeing the original skb.
+ *
+ * Does not change skb->protocol so this function can be used during receive.
+ */
+static inline struct sk_buff *vlan_insert_tag(struct sk_buff *skb,
+					      __be16 vlan_proto, u16 vlan_tci)
+{
+	return vlan_insert_inner_tag(skb, vlan_proto, vlan_tci, ETH_HLEN);
+}
+
+/**
  * vlan_insert_tag_set_proto - regular VLAN tag inserting
  * @skb: skbuff to tag
  * @vlan_proto: VLAN encapsulation protocol
diff --git a/include/linux/interrupt.h b/include/linux/interrupt.h
index 69c238210325..5426627f9c55 100644
--- a/include/linux/interrupt.h
+++ b/include/linux/interrupt.h
@@ -4,9 +4,7 @@
 #define _LINUX_INTERRUPT_H
 
 #include <linux/kernel.h>
-#include <linux/linkage.h>
 #include <linux/bitops.h>
-#include <linux/preempt.h>
 #include <linux/cpumask.h>
 #include <linux/irqreturn.h>
 #include <linux/irqnr.h>
diff --git a/include/linux/irqchip/arm-gic-v3.h b/include/linux/irqchip/arm-gic-v3.h
index c00c4c33e432..b26eccc78fb1 100644
--- a/include/linux/irqchip/arm-gic-v3.h
+++ b/include/linux/irqchip/arm-gic-v3.h
@@ -503,6 +503,7 @@
 
 #define ICH_HCR_EN			(1 << 0)
 #define ICH_HCR_UIE			(1 << 1)
+#define ICH_HCR_NPIE			(1 << 3)
 #define ICH_HCR_TC			(1 << 10)
 #define ICH_HCR_TALL0			(1 << 11)
 #define ICH_HCR_TALL1			(1 << 12)
diff --git a/include/linux/irqchip/arm-gic.h b/include/linux/irqchip/arm-gic.h
index d3453ee072fc..68d8b1f73682 100644
--- a/include/linux/irqchip/arm-gic.h
+++ b/include/linux/irqchip/arm-gic.h
@@ -84,6 +84,7 @@
 
 #define GICH_HCR_EN			(1 << 0)
 #define GICH_HCR_UIE			(1 << 1)
+#define GICH_HCR_NPIE			(1 << 3)
 
 #define GICH_LR_VIRTUALID		(0x3ff << 0)
 #define GICH_LR_PHYSID_CPUID_SHIFT	(10)
diff --git a/include/linux/irqchip/metag-ext.h b/include/linux/irqchip/metag-ext.h
deleted file mode 100644
index d120496370b9..000000000000
--- a/include/linux/irqchip/metag-ext.h
+++ /dev/null
@@ -1,34 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0 */
-/*
- * Copyright (C) 2012 Imagination Technologies
- */
-
-#ifndef _LINUX_IRQCHIP_METAG_EXT_H_
-#define _LINUX_IRQCHIP_METAG_EXT_H_
-
-struct irq_data;
-struct platform_device;
-
-/* called from core irq code at init */
-int init_external_IRQ(void);
-
-/*
- * called from SoC init_irq() callback to dynamically indicate the lack of
- * HWMASKEXT registers.
- */
-void meta_intc_no_mask(void);
-
-/*
- * These allow SoCs to specialise the interrupt controller from their init_irq
- * callbacks.
- */
-
-extern struct irq_chip meta_intc_edge_chip;
-extern struct irq_chip meta_intc_level_chip;
-
-/* this should be called in the mask callback */
-void meta_intc_mask_irq_simple(struct irq_data *data);
-/* this should be called in the unmask callback */
-void meta_intc_unmask_irq_simple(struct irq_data *data);
-
-#endif /* _LINUX_IRQCHIP_METAG_EXT_H_ */
diff --git a/include/linux/irqchip/metag.h b/include/linux/irqchip/metag.h
deleted file mode 100644
index 0adcf449e4e4..000000000000
--- a/include/linux/irqchip/metag.h
+++ /dev/null
@@ -1,25 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0 */
-/*
- * Copyright (C) 2011 Imagination Technologies
- */
-
-#ifndef _LINUX_IRQCHIP_METAG_H_
-#define _LINUX_IRQCHIP_METAG_H_
-
-#include <linux/errno.h>
-
-#ifdef CONFIG_METAG_PERFCOUNTER_IRQS
-extern int init_internal_IRQ(void);
-extern int internal_irq_map(unsigned int hw);
-#else
-static inline int init_internal_IRQ(void)
-{
-	return 0;
-}
-static inline int internal_irq_map(unsigned int hw)
-{
-	return -EINVAL;
-}
-#endif
-
-#endif /* _LINUX_IRQCHIP_METAG_H_ */
diff --git a/include/linux/jump_label.h b/include/linux/jump_label.h
index 2168cc6b8b30..b46b541c67c4 100644
--- a/include/linux/jump_label.h
+++ b/include/linux/jump_label.h
@@ -151,7 +151,7 @@ extern struct jump_entry __start___jump_table[];
 extern struct jump_entry __stop___jump_table[];
 
 extern void jump_label_init(void);
-extern void jump_label_invalidate_init(void);
+extern void jump_label_invalidate_initmem(void);
 extern void jump_label_lock(void);
 extern void jump_label_unlock(void);
 extern void arch_jump_label_transform(struct jump_entry *entry,
@@ -199,7 +199,7 @@ static __always_inline void jump_label_init(void)
 	static_key_initialized = true;
 }
 
-static inline void jump_label_invalidate_init(void) {}
+static inline void jump_label_invalidate_initmem(void) {}
 
 static __always_inline bool static_key_false(struct static_key *key)
 {
diff --git a/include/linux/kasan.h b/include/linux/kasan.h
index adc13474a53b..d6459bd1376d 100644
--- a/include/linux/kasan.h
+++ b/include/linux/kasan.h
@@ -18,7 +18,7 @@ extern unsigned char kasan_zero_page[PAGE_SIZE];
 extern pte_t kasan_zero_pte[PTRS_PER_PTE];
 extern pmd_t kasan_zero_pmd[PTRS_PER_PMD];
 extern pud_t kasan_zero_pud[PTRS_PER_PUD];
-extern p4d_t kasan_zero_p4d[PTRS_PER_P4D];
+extern p4d_t kasan_zero_p4d[MAX_PTRS_PER_P4D];
 
 void kasan_populate_zero_shadow(const void *shadow_start,
 				const void *shadow_end);
diff --git a/include/linux/kexec.h b/include/linux/kexec.h
index f16f6ceb3875..0ebcbeb21056 100644
--- a/include/linux/kexec.h
+++ b/include/linux/kexec.h
@@ -223,10 +223,6 @@ struct kimage {
 extern void machine_kexec(struct kimage *image);
 extern int machine_kexec_prepare(struct kimage *image);
 extern void machine_kexec_cleanup(struct kimage *image);
-extern asmlinkage long sys_kexec_load(unsigned long entry,
-					unsigned long nr_segments,
-					struct kexec_segment __user *segments,
-					unsigned long flags);
 extern int kernel_kexec(void);
 extern struct page *kimage_alloc_control_pages(struct kimage *image,
 						unsigned int order);
diff --git a/include/linux/linux_logo.h b/include/linux/linux_logo.h
index 5e3581d76c7f..d4d5b93efe84 100644
--- a/include/linux/linux_logo.h
+++ b/include/linux/linux_logo.h
@@ -36,8 +36,6 @@ struct linux_logo {
 extern const struct linux_logo logo_linux_mono;
 extern const struct linux_logo logo_linux_vga16;
 extern const struct linux_logo logo_linux_clut224;
-extern const struct linux_logo logo_blackfin_vga16;
-extern const struct linux_logo logo_blackfin_clut224;
 extern const struct linux_logo logo_dec_clut224;
 extern const struct linux_logo logo_mac_clut224;
 extern const struct linux_logo logo_parisc_clut224;
@@ -46,7 +44,6 @@ extern const struct linux_logo logo_sun_clut224;
 extern const struct linux_logo logo_superh_mono;
 extern const struct linux_logo logo_superh_vga16;
 extern const struct linux_logo logo_superh_clut224;
-extern const struct linux_logo logo_m32r_clut224;
 extern const struct linux_logo logo_spe_clut224;
 
 extern const struct linux_logo *fb_find_logo(int depth);
diff --git a/include/linux/memblock.h b/include/linux/memblock.h
index 8be5077efb5f..f92ea7783652 100644
--- a/include/linux/memblock.h
+++ b/include/linux/memblock.h
@@ -187,7 +187,6 @@ int memblock_search_pfn_nid(unsigned long pfn, unsigned long *start_pfn,
 			    unsigned long  *end_pfn);
 void __next_mem_pfn_range(int *idx, int nid, unsigned long *out_start_pfn,
 			  unsigned long *out_end_pfn, int *out_nid);
-unsigned long memblock_next_valid_pfn(unsigned long pfn, unsigned long max_pfn);
 
 /**
  * for_each_mem_pfn_range - early memory pfn range iterator
diff --git a/include/linux/mlx5/driver.h b/include/linux/mlx5/driver.h
index 6ed79a8a8318..9d3a03364e6e 100644
--- a/include/linux/mlx5/driver.h
+++ b/include/linux/mlx5/driver.h
@@ -453,8 +453,8 @@ struct mlx5_core_srq {
 	struct mlx5_core_rsc_common	common; /* must be first */
 	u32		srqn;
 	int		max;
-	int		max_gs;
-	int		max_avail_gather;
+	size_t		max_gs;
+	size_t		max_avail_gather;
 	int		wqe_shift;
 	void (*event)	(struct mlx5_core_srq *, enum mlx5_event);
 
diff --git a/include/linux/mm.h b/include/linux/mm.h
index ad06d42adb1a..ccac10682ce5 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -241,8 +241,6 @@ extern unsigned int kobjsize(const void *objp);
 # define VM_SAO		VM_ARCH_1	/* Strong Access Ordering (powerpc) */
 #elif defined(CONFIG_PARISC)
 # define VM_GROWSUP	VM_ARCH_1
-#elif defined(CONFIG_METAG)
-# define VM_GROWSUP	VM_ARCH_1
 #elif defined(CONFIG_IA64)
 # define VM_GROWSUP	VM_ARCH_1
 #elif !defined(CONFIG_MMU)
diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h
index 7522a6987595..a2db4576e499 100644
--- a/include/linux/mmzone.h
+++ b/include/linux/mmzone.h
@@ -816,10 +816,6 @@ int local_memory_node(int node_id);
 static inline int local_memory_node(int node_id) { return node_id; };
 #endif
 
-#ifdef CONFIG_NEED_NODE_MEMMAP_SIZE
-unsigned long __init node_memmap_size_bytes(int, unsigned long, unsigned long);
-#endif
-
 /*
  * zone_idx() returns 0 for the ZONE_DMA zone, 1 for the ZONE_NORMAL zone, etc.
  */
@@ -1289,7 +1285,6 @@ struct mminit_pfnnid_cache {
 #endif
 
 void memory_present(int nid, unsigned long start, unsigned long end);
-unsigned long __init node_memmap_size_bytes(int, unsigned long, unsigned long);
 
 /*
  * If it is possible to have holes within a MAX_ORDER_NR_PAGES, then we
diff --git a/include/linux/mutex.h b/include/linux/mutex.h
index cb3bbed4e633..14bc0d5d0ee5 100644
--- a/include/linux/mutex.h
+++ b/include/linux/mutex.h
@@ -14,7 +14,6 @@
 #include <asm/current.h>
 #include <linux/list.h>
 #include <linux/spinlock_types.h>
-#include <linux/linkage.h>
 #include <linux/lockdep.h>
 #include <linux/atomic.h>
 #include <asm/processor.h>
diff --git a/include/linux/net.h b/include/linux/net.h
index 91216b16feb7..2a0391eea05c 100644
--- a/include/linux/net.h
+++ b/include/linux/net.h
@@ -222,6 +222,7 @@ enum {
 int sock_wake_async(struct socket_wq *sk_wq, int how, int band);
 int sock_register(const struct net_proto_family *fam);
 void sock_unregister(int family);
+bool sock_is_registered(int family);
 int __sock_create(struct net *net, int family, int type, int proto,
 		  struct socket **res, int kern);
 int sock_create(int family, int type, int proto, struct socket **res);
diff --git a/include/linux/net_dim.h b/include/linux/net_dim.h
index bebeaad897cc..29ed8fd6379a 100644
--- a/include/linux/net_dim.h
+++ b/include/linux/net_dim.h
@@ -231,7 +231,7 @@ static inline void net_dim_exit_parking(struct net_dim *dim)
 }
 
 #define IS_SIGNIFICANT_DIFF(val, ref) \
-	(((100 * abs((val) - (ref))) / (ref)) > 10) /* more than 10% difference */
+	(((100UL * abs((val) - (ref))) / (ref)) > 10) /* more than 10% difference */
 
 static inline int net_dim_stats_compare(struct net_dim_stats *curr,
 					struct net_dim_stats *prev)
diff --git a/include/linux/netfilter/x_tables.h b/include/linux/netfilter/x_tables.h
index 1313b35c3ab7..14529511c4b8 100644
--- a/include/linux/netfilter/x_tables.h
+++ b/include/linux/netfilter/x_tables.h
@@ -285,6 +285,8 @@ unsigned int *xt_alloc_entry_offsets(unsigned int size);
 bool xt_find_jump_offset(const unsigned int *offsets,
 			 unsigned int target, unsigned int size);
 
+int xt_check_proc_name(const char *name, unsigned int size);
+
 int xt_check_match(struct xt_mtchk_param *, unsigned int size, u_int8_t proto,
 		   bool inv_proto);
 int xt_check_target(struct xt_tgchk_param *, unsigned int size, u_int8_t proto,
diff --git a/include/linux/of.h b/include/linux/of.h
index da1ee95241c1..ebf22dd0860c 100644
--- a/include/linux/of.h
+++ b/include/linux/of.h
@@ -1359,8 +1359,8 @@ struct of_overlay_notify_data {
 
 #ifdef CONFIG_OF_OVERLAY
 
-/* ID based overlays; the API for external users */
-int of_overlay_apply(struct device_node *tree, int *ovcs_id);
+int of_overlay_fdt_apply(const void *overlay_fdt, u32 overlay_fdt_size,
+			 int *ovcs_id);
 int of_overlay_remove(int *ovcs_id);
 int of_overlay_remove_all(void);
 
@@ -1369,7 +1369,7 @@ int of_overlay_notifier_unregister(struct notifier_block *nb);
 
 #else
 
-static inline int of_overlay_apply(struct device_node *tree, int *ovcs_id)
+static inline int of_overlay_fdt_apply(void *overlay_fdt, int *ovcs_id)
 {
 	return -ENOTSUPP;
 }
diff --git a/include/linux/of_pci.h b/include/linux/of_pci.h
index 88865e0ebf4d..091033a6b836 100644
--- a/include/linux/of_pci.h
+++ b/include/linux/of_pci.h
@@ -13,7 +13,6 @@ struct device_node;
 struct device_node *of_pci_find_child_device(struct device_node *parent,
 					     unsigned int devfn);
 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);
 int of_pci_get_max_link_speed(struct device_node *node);
@@ -34,12 +33,6 @@ static inline int of_pci_get_devfn(struct device_node *np)
 }
 
 static inline int
-of_irq_parse_and_map_pci(const struct pci_dev *dev, u8 slot, u8 pin)
-{
-	return 0;
-}
-
-static inline int
 of_pci_parse_bus_range(struct device_node *node, struct resource *res)
 {
 	return -EINVAL;
@@ -67,6 +60,16 @@ of_pci_get_max_link_speed(struct device_node *node)
 static inline void of_pci_check_probe_only(void) { }
 #endif
 
+#if IS_ENABLED(CONFIG_OF_IRQ)
+int of_irq_parse_and_map_pci(const struct pci_dev *dev, u8 slot, u8 pin);
+#else
+static inline int
+of_irq_parse_and_map_pci(const struct pci_dev *dev, u8 slot, u8 pin)
+{
+	return 0;
+}
+#endif
+
 #if defined(CONFIG_OF_ADDRESS)
 int of_pci_get_host_bridge_resources(struct device_node *dev,
 			unsigned char busno, unsigned char bus_max,
diff --git a/include/linux/pci.h b/include/linux/pci.h
index 024a1beda008..ae42289662df 100644
--- a/include/linux/pci.h
+++ b/include/linux/pci.h
@@ -1147,6 +1147,8 @@ void pci_pme_wakeup_bus(struct pci_bus *bus);
 void pci_d3cold_enable(struct pci_dev *dev);
 void pci_d3cold_disable(struct pci_dev *dev);
 bool pcie_relaxed_ordering_enabled(struct pci_dev *dev);
+void pci_wakeup_bus(struct pci_bus *bus);
+void pci_bus_set_current_state(struct pci_bus *bus, pci_power_t state);
 
 /* PCI Virtual Channel */
 int pci_save_vc_state(struct pci_dev *dev);
diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h
index a6b30667a331..a637a7d8ce5b 100644
--- a/include/linux/pci_ids.h
+++ b/include/linux/pci_ids.h
@@ -45,6 +45,7 @@
 #define PCI_CLASS_MULTIMEDIA_VIDEO	0x0400
 #define PCI_CLASS_MULTIMEDIA_AUDIO	0x0401
 #define PCI_CLASS_MULTIMEDIA_PHONE	0x0402
+#define PCI_CLASS_MULTIMEDIA_HD_AUDIO	0x0403
 #define PCI_CLASS_MULTIMEDIA_OTHER	0x0480
 
 #define PCI_BASE_CLASS_MEMORY		0x05
diff --git a/include/linux/percpu-refcount.h b/include/linux/percpu-refcount.h
index 864d167a1073..009cdf3d65b6 100644
--- a/include/linux/percpu-refcount.h
+++ b/include/linux/percpu-refcount.h
@@ -30,10 +30,14 @@
  * calls io_destroy() or the process exits.
  *
  * In the aio code, kill_ioctx() is called when we wish to destroy a kioctx; it
- * calls percpu_ref_kill(), then hlist_del_rcu() and synchronize_rcu() to remove
- * the kioctx from the proccess's list of kioctxs - after that, there can't be
- * any new users of the kioctx (from lookup_ioctx()) and it's then safe to drop
- * the initial ref with percpu_ref_put().
+ * removes the kioctx from the proccess's table of kioctxs and kills percpu_ref.
+ * After that, there can't be any new users of the kioctx (from lookup_ioctx())
+ * and it's then safe to drop the initial ref with percpu_ref_put().
+ *
+ * Note that the free path, free_ioctx(), needs to go through explicit call_rcu()
+ * to synchronize with RCU protected lookup_ioctx().  percpu_ref operations don't
+ * imply RCU grace periods of any kind and if a user wants to combine percpu_ref
+ * with RCU protection, it must be done explicitly.
  *
  * Code that does a two stage shutdown like this often needs some kind of
  * explicit synchronization to ensure the initial refcount can only be dropped
@@ -113,8 +117,10 @@ void percpu_ref_reinit(struct percpu_ref *ref);
  * Must be used to drop the initial ref on a percpu refcount; must be called
  * precisely once before shutdown.
  *
- * Puts @ref in non percpu mode, then does a call_rcu() before gathering up the
- * percpu counters and dropping the initial ref.
+ * Switches @ref into atomic mode before gathering up the percpu counters
+ * and dropping the initial ref.
+ *
+ * There are no implied RCU grace periods between kill and release.
  */
 static inline void percpu_ref_kill(struct percpu_ref *ref)
 {
diff --git a/include/linux/perf_event.h b/include/linux/perf_event.h
index 7546822a1d74..e71e99eb9a4e 100644
--- a/include/linux/perf_event.h
+++ b/include/linux/perf_event.h
@@ -449,14 +449,19 @@ struct pmu {
 	int (*filter_match)		(struct perf_event *event); /* optional */
 };
 
+enum perf_addr_filter_action_t {
+	PERF_ADDR_FILTER_ACTION_STOP = 0,
+	PERF_ADDR_FILTER_ACTION_START,
+	PERF_ADDR_FILTER_ACTION_FILTER,
+};
+
 /**
  * struct perf_addr_filter - address range filter definition
  * @entry:	event's filter list linkage
  * @inode:	object file's inode for file-based filters
  * @offset:	filter range offset
- * @size:	filter range size
- * @range:	1: range, 0: address
- * @filter:	1: filter/start, 0: stop
+ * @size:	filter range size (size==0 means single address trigger)
+ * @action:	filter/start/stop
  *
  * This is a hardware-agnostic filter configuration as specified by the user.
  */
@@ -465,8 +470,7 @@ struct perf_addr_filter {
 	struct inode		*inode;
 	unsigned long		offset;
 	unsigned long		size;
-	unsigned int		range	: 1,
-				filter	: 1;
+	enum perf_addr_filter_action_t	action;
 };
 
 /**
@@ -536,6 +540,10 @@ struct pmu_event_list {
 	struct list_head	list;
 };
 
+#define for_each_sibling_event(sibling, event)			\
+	if ((event)->group_leader == (event))			\
+		list_for_each_entry((sibling), &(event)->sibling_list, sibling_list)
+
 /**
  * struct perf_event - performance event kernel representation:
  */
@@ -549,16 +557,16 @@ struct perf_event {
 	struct list_head		event_entry;
 
 	/*
-	 * XXX: group_entry and sibling_list should be mutually exclusive;
-	 * either you're a sibling on a group, or you're the group leader.
-	 * Rework the code to always use the same list element.
-	 *
 	 * Locked for modification by both ctx->mutex and ctx->lock; holding
 	 * either sufficies for read.
 	 */
-	struct list_head		group_entry;
 	struct list_head		sibling_list;
-
+	struct list_head		active_list;
+	/*
+	 * Node on the pinned or flexible tree located at the event context;
+	 */
+	struct rb_node			group_node;
+	u64				group_index;
 	/*
 	 * We need storage to track the entries in perf_pmu_migrate_context; we
 	 * cannot use the event_entry because of RCU and we want to keep the
@@ -690,6 +698,12 @@ struct perf_event {
 #endif /* CONFIG_PERF_EVENTS */
 };
 
+
+struct perf_event_groups {
+	struct rb_root	tree;
+	u64		index;
+};
+
 /**
  * struct perf_event_context - event context structure
  *
@@ -710,9 +724,13 @@ struct perf_event_context {
 	struct mutex			mutex;
 
 	struct list_head		active_ctx_list;
-	struct list_head		pinned_groups;
-	struct list_head		flexible_groups;
+	struct perf_event_groups	pinned_groups;
+	struct perf_event_groups	flexible_groups;
 	struct list_head		event_list;
+
+	struct list_head		pinned_active;
+	struct list_head		flexible_active;
+
 	int				nr_events;
 	int				nr_active;
 	int				is_active;
diff --git a/include/linux/phy.h b/include/linux/phy.h
index d7069539f351..7c4c2379e010 100644
--- a/include/linux/phy.h
+++ b/include/linux/phy.h
@@ -984,6 +984,10 @@ static inline int genphy_no_soft_reset(struct phy_device *phydev)
 {
 	return 0;
 }
+int genphy_read_mmd_unsupported(struct phy_device *phdev, int devad,
+				u16 regnum);
+int genphy_write_mmd_unsupported(struct phy_device *phdev, int devnum,
+				 u16 regnum, u16 val);
 
 /* Clause 45 PHY */
 int genphy_c45_restart_aneg(struct phy_device *phydev);
@@ -1012,7 +1016,6 @@ int phy_driver_register(struct phy_driver *new_driver, struct module *owner);
 int phy_drivers_register(struct phy_driver *new_driver, int n,
 			 struct module *owner);
 void phy_state_machine(struct work_struct *work);
-void phy_change(struct phy_device *phydev);
 void phy_change_work(struct work_struct *work);
 void phy_mac_interrupt(struct phy_device *phydev);
 void phy_start_machine(struct phy_device *phydev);
diff --git a/include/linux/platform_data/bfin_rotary.h b/include/linux/platform_data/bfin_rotary.h
deleted file mode 100644
index 98829370fee2..000000000000
--- a/include/linux/platform_data/bfin_rotary.h
+++ /dev/null
@@ -1,117 +0,0 @@
-/*
- * board initialization should put one of these structures into platform_data
- * and place the bfin-rotary onto platform_bus named "bfin-rotary".
- *
- * Copyright 2008-2010 Analog Devices Inc.
- *
- * Licensed under the GPL-2 or later.
- */
-
-#ifndef _BFIN_ROTARY_H
-#define _BFIN_ROTARY_H
-
-/* mode bitmasks */
-#define ROT_QUAD_ENC	CNTMODE_QUADENC	/* quadrature/grey code encoder mode */
-#define ROT_BIN_ENC	CNTMODE_BINENC	/* binary encoder mode */
-#define ROT_UD_CNT	CNTMODE_UDCNT	/* rotary counter mode */
-#define ROT_DIR_CNT	CNTMODE_DIRCNT	/* direction counter mode */
-
-#define ROT_DEBE	DEBE		/* Debounce Enable */
-
-#define ROT_CDGINV	CDGINV		/* CDG Pin Polarity Invert */
-#define ROT_CUDINV	CUDINV		/* CUD Pin Polarity Invert */
-#define ROT_CZMINV	CZMINV		/* CZM Pin Polarity Invert */
-
-struct bfin_rotary_platform_data {
-	/* set rotary UP KEY_### or BTN_### in case you prefer
-	 * bfin-rotary to send EV_KEY otherwise set 0
-	 */
-	unsigned int rotary_up_key;
-	/* set rotary DOWN KEY_### or BTN_### in case you prefer
-	 * bfin-rotary to send EV_KEY otherwise set 0
-	 */
-	unsigned int rotary_down_key;
-	/* set rotary BUTTON KEY_### or BTN_### */
-	unsigned int rotary_button_key;
-	/* set rotary Relative Axis REL_### in case you prefer
-	 * bfin-rotary to send EV_REL otherwise set 0
-	 */
-	unsigned int rotary_rel_code;
-	unsigned short debounce;	/* 0..17 */
-	unsigned short mode;
-	unsigned short pm_wakeup;
-	unsigned short *pin_list;
-};
-
-/* CNT_CONFIG bitmasks */
-#define CNTE		(1 << 0)	/* Counter Enable */
-#define DEBE		(1 << 1)	/* Debounce Enable */
-#define CDGINV		(1 << 4)	/* CDG Pin Polarity Invert */
-#define CUDINV		(1 << 5)	/* CUD Pin Polarity Invert */
-#define CZMINV		(1 << 6)	/* CZM Pin Polarity Invert */
-#define CNTMODE_SHIFT	8
-#define CNTMODE		(0x7 << CNTMODE_SHIFT)	/* Counter Operating Mode */
-#define ZMZC		(1 << 1)	/* CZM Zeroes Counter Enable */
-#define BNDMODE_SHIFT	12
-#define BNDMODE		(0x3 << BNDMODE_SHIFT)	/* Boundary register Mode */
-#define INPDIS		(1 << 15)	/* CUG and CDG Input Disable */
-
-#define CNTMODE_QUADENC	(0 << CNTMODE_SHIFT)	/* quadrature encoder mode */
-#define CNTMODE_BINENC	(1 << CNTMODE_SHIFT)	/* binary encoder mode */
-#define CNTMODE_UDCNT	(2 << CNTMODE_SHIFT)	/* up/down counter mode */
-#define CNTMODE_DIRCNT	(4 << CNTMODE_SHIFT)	/* direction counter mode */
-#define CNTMODE_DIRTMR	(5 << CNTMODE_SHIFT)	/* direction timer mode */
-
-#define BNDMODE_COMP	(0 << BNDMODE_SHIFT)	/* boundary compare mode */
-#define BNDMODE_ZERO	(1 << BNDMODE_SHIFT)	/* boundary compare and zero mode */
-#define BNDMODE_CAPT	(2 << BNDMODE_SHIFT)	/* boundary capture mode */
-#define BNDMODE_AEXT	(3 << BNDMODE_SHIFT)	/* boundary auto-extend mode */
-
-/* CNT_IMASK bitmasks */
-#define ICIE		(1 << 0)	/* Illegal Gray/Binary Code Interrupt Enable */
-#define UCIE		(1 << 1)	/* Up count Interrupt Enable */
-#define DCIE		(1 << 2)	/* Down count Interrupt Enable */
-#define MINCIE		(1 << 3)	/* Min Count Interrupt Enable */
-#define MAXCIE		(1 << 4)	/* Max Count Interrupt Enable */
-#define COV31IE		(1 << 5)	/* Bit 31 Overflow Interrupt Enable */
-#define COV15IE		(1 << 6)	/* Bit 15 Overflow Interrupt Enable */
-#define CZEROIE		(1 << 7)	/* Count to Zero Interrupt Enable */
-#define CZMIE		(1 << 8)	/* CZM Pin Interrupt Enable */
-#define CZMEIE		(1 << 9)	/* CZM Error Interrupt Enable */
-#define CZMZIE		(1 << 10)	/* CZM Zeroes Counter Interrupt Enable */
-
-/* CNT_STATUS bitmasks */
-#define ICII		(1 << 0)	/* Illegal Gray/Binary Code Interrupt Identifier */
-#define UCII		(1 << 1)	/* Up count Interrupt Identifier */
-#define DCII		(1 << 2)	/* Down count Interrupt Identifier */
-#define MINCII		(1 << 3)	/* Min Count Interrupt Identifier */
-#define MAXCII		(1 << 4)	/* Max Count Interrupt Identifier */
-#define COV31II		(1 << 5)	/* Bit 31 Overflow Interrupt Identifier */
-#define COV15II		(1 << 6)	/* Bit 15 Overflow Interrupt Identifier */
-#define CZEROII		(1 << 7)	/* Count to Zero Interrupt Identifier */
-#define CZMII		(1 << 8)	/* CZM Pin Interrupt Identifier */
-#define CZMEII		(1 << 9)	/* CZM Error Interrupt Identifier */
-#define CZMZII		(1 << 10)	/* CZM Zeroes Counter Interrupt Identifier */
-
-/* CNT_COMMAND bitmasks */
-#define W1LCNT		0xf		/* Load Counter Register */
-#define W1LMIN		0xf0		/* Load Min Register */
-#define W1LMAX		0xf00		/* Load Max Register */
-#define W1ZMONCE	(1 << 12)	/* Enable CZM Clear Counter Once */
-
-#define W1LCNT_ZERO	(1 << 0)	/* write 1 to load CNT_COUNTER with zero */
-#define W1LCNT_MIN	(1 << 2)	/* write 1 to load CNT_COUNTER from CNT_MIN */
-#define W1LCNT_MAX	(1 << 3)	/* write 1 to load CNT_COUNTER from CNT_MAX */
-
-#define W1LMIN_ZERO	(1 << 4)	/* write 1 to load CNT_MIN with zero */
-#define W1LMIN_CNT	(1 << 5)	/* write 1 to load CNT_MIN from CNT_COUNTER */
-#define W1LMIN_MAX	(1 << 7)	/* write 1 to load CNT_MIN from CNT_MAX */
-
-#define W1LMAX_ZERO	(1 << 8)	/* write 1 to load CNT_MAX with zero */
-#define W1LMAX_CNT	(1 << 9)	/* write 1 to load CNT_MAX from CNT_COUNTER */
-#define W1LMAX_MIN	(1 << 10)	/* write 1 to load CNT_MAX from CNT_MIN */
-
-/* CNT_DEBOUNCE bitmasks */
-#define DPRESCALE	0xf		/* Load Counter Register */
-
-#endif
diff --git a/include/linux/platform_data/pinctrl-adi2.h b/include/linux/platform_data/pinctrl-adi2.h
deleted file mode 100644
index 8f91300617ec..000000000000
--- a/include/linux/platform_data/pinctrl-adi2.h
+++ /dev/null
@@ -1,40 +0,0 @@
-/*
- * Pinctrl Driver for ADI GPIO2 controller
- *
- * Copyright 2007-2013 Analog Devices Inc.
- *
- * Licensed under the GPLv2 or later
- */
-
-
-#ifndef PINCTRL_ADI2_H
-#define PINCTRL_ADI2_H
-
-#include <linux/io.h>
-#include <linux/platform_device.h>
-
-/**
- * struct adi_pinctrl_gpio_platform_data - Pinctrl gpio platform data
- * for ADI GPIO2 device.
- *
- * @port_gpio_base: Optional global GPIO index of the GPIO bank.
- *                 0 means driver decides.
- * @port_pin_base: Pin index of the pin controller device.
- * @port_width: PIN number of the GPIO bank device
- * @pint_id: GPIO PINT device id that this GPIO bank should map to.
- * @pint_assign: The 32-bit GPIO PINT registers can be divided into 2 parts. A
- *               GPIO bank can be mapped into either low 16 bits[0] or high 16
- *               bits[1] of each PINT register.
- * @pint_map: GIOP bank mapping code in PINT device
- */
-struct adi_pinctrl_gpio_platform_data {
-	unsigned int port_gpio_base;
-	unsigned int port_pin_base;
-	unsigned int port_width;
-	u8 pinctrl_id;
-	u8 pint_id;
-	bool pint_assign;
-	u8 pint_map;
-};
-
-#endif
diff --git a/include/linux/quotaops.h b/include/linux/quotaops.h
index 2fb6fb11132e..dc905a4ff8d7 100644
--- a/include/linux/quotaops.h
+++ b/include/linux/quotaops.h
@@ -27,6 +27,9 @@ static inline bool is_quota_modification(struct inode *inode, struct iattr *ia)
 		(ia->ia_valid & ATTR_GID && !gid_eq(ia->ia_gid, inode->i_gid));
 }
 
+int kernel_quotactl(unsigned int cmd, const char __user *special,
+		    qid_t id, void __user *addr);
+
 #if defined(CONFIG_QUOTA)
 
 #define quota_error(sb, fmt, args...) \
diff --git a/include/linux/raid/pq.h b/include/linux/raid/pq.h
index 583cdd3d49ca..a366cc314479 100644
--- a/include/linux/raid/pq.h
+++ b/include/linux/raid/pq.h
@@ -105,7 +105,6 @@ extern const struct raid6_calls raid6_avx2x4;
 extern const struct raid6_calls raid6_avx512x1;
 extern const struct raid6_calls raid6_avx512x2;
 extern const struct raid6_calls raid6_avx512x4;
-extern const struct raid6_calls raid6_tilegx8;
 extern const struct raid6_calls raid6_s390vx8;
 
 struct raid6_recov_calls {
diff --git a/include/linux/rcupdate.h b/include/linux/rcupdate.h
index 043d04784675..36360d07f25b 100644
--- a/include/linux/rcupdate.h
+++ b/include/linux/rcupdate.h
@@ -214,10 +214,12 @@ do { \
 #endif
 
 /*
- * init_rcu_head_on_stack()/destroy_rcu_head_on_stack() are needed for dynamic
- * initialization and destruction of rcu_head on the stack. rcu_head structures
- * allocated dynamically in the heap or defined statically don't need any
- * initialization.
+ * The init_rcu_head_on_stack() and destroy_rcu_head_on_stack() calls
+ * are needed for dynamic initialization and destruction of rcu_head
+ * on the stack, and init_rcu_head()/destroy_rcu_head() are needed for
+ * dynamic initialization and destruction of statically allocated rcu_head
+ * structures.  However, rcu_head structures allocated dynamically in the
+ * heap don't need any initialization.
  */
 #ifdef CONFIG_DEBUG_OBJECTS_RCU_HEAD
 void init_rcu_head(struct rcu_head *head);
diff --git a/include/linux/rhashtable.h b/include/linux/rhashtable.h
index c9df2527e0cd..668a21f04b09 100644
--- a/include/linux/rhashtable.h
+++ b/include/linux/rhashtable.h
@@ -766,8 +766,10 @@ slow_path:
 		if (!key ||
 		    (params.obj_cmpfn ?
 		     params.obj_cmpfn(&arg, rht_obj(ht, head)) :
-		     rhashtable_compare(&arg, rht_obj(ht, head))))
+		     rhashtable_compare(&arg, rht_obj(ht, head)))) {
+			pprev = &head->next;
 			continue;
+		}
 
 		data = rht_obj(ht, head);
 
diff --git a/include/linux/sched.h b/include/linux/sched.h
index b161ef8a902e..f228c6033832 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -93,7 +93,6 @@ struct task_group;
 
 /* Convenience macros for the sake of wake_up(): */
 #define TASK_NORMAL			(TASK_INTERRUPTIBLE | TASK_UNINTERRUPTIBLE)
-#define TASK_ALL			(TASK_NORMAL | __TASK_STOPPED | __TASK_TRACED)
 
 /* get_task_state(): */
 #define TASK_REPORT			(TASK_RUNNING | TASK_INTERRUPTIBLE | \
@@ -275,6 +274,34 @@ struct load_weight {
 	u32				inv_weight;
 };
 
+/**
+ * struct util_est - Estimation utilization of FAIR tasks
+ * @enqueued: instantaneous estimated utilization of a task/cpu
+ * @ewma:     the Exponential Weighted Moving Average (EWMA)
+ *            utilization of a task
+ *
+ * Support data structure to track an Exponential Weighted Moving Average
+ * (EWMA) of a FAIR task's utilization. New samples are added to the moving
+ * average each time a task completes an activation. Sample's weight is chosen
+ * so that the EWMA will be relatively insensitive to transient changes to the
+ * task's workload.
+ *
+ * The enqueued attribute has a slightly different meaning for tasks and cpus:
+ * - task:   the task's util_avg at last task dequeue time
+ * - cfs_rq: the sum of util_est.enqueued for each RUNNABLE task on that CPU
+ * Thus, the util_est.enqueued of a task represents the contribution on the
+ * estimated utilization of the CPU where that task is currently enqueued.
+ *
+ * Only for tasks we track a moving average of the past instantaneous
+ * estimated utilization. This allows to absorb sporadic drops in utilization
+ * of an otherwise almost periodic task.
+ */
+struct util_est {
+	unsigned int			enqueued;
+	unsigned int			ewma;
+#define UTIL_EST_WEIGHT_SHIFT		2
+};
+
 /*
  * The load_avg/util_avg accumulates an infinite geometric series
  * (see __update_load_avg() in kernel/sched/fair.c).
@@ -336,6 +363,7 @@ struct sched_avg {
 	unsigned long			load_avg;
 	unsigned long			runnable_load_avg;
 	unsigned long			util_avg;
+	struct util_est			util_est;
 };
 
 struct sched_statistics {
diff --git a/include/linux/sched/cpufreq.h b/include/linux/sched/cpufreq.h
index 0b55834efd46..59667444669f 100644
--- a/include/linux/sched/cpufreq.h
+++ b/include/linux/sched/cpufreq.h
@@ -8,9 +8,8 @@
  * Interface between cpufreq drivers and the scheduler:
  */
 
-#define SCHED_CPUFREQ_RT	(1U << 0)
-#define SCHED_CPUFREQ_DL	(1U << 1)
-#define SCHED_CPUFREQ_IOWAIT	(1U << 2)
+#define SCHED_CPUFREQ_IOWAIT	(1U << 0)
+#define SCHED_CPUFREQ_MIGRATION	(1U << 1)
 
 #ifdef CONFIG_CPU_FREQ
 struct update_util_data {
diff --git a/include/linux/sched/deadline.h b/include/linux/sched/deadline.h
index a5bc8728ead7..0cb034331cbb 100644
--- a/include/linux/sched/deadline.h
+++ b/include/linux/sched/deadline.h
@@ -1,8 +1,4 @@
 /* SPDX-License-Identifier: GPL-2.0 */
-#ifndef _LINUX_SCHED_DEADLINE_H
-#define _LINUX_SCHED_DEADLINE_H
-
-#include <linux/sched.h>
 
 /*
  * SCHED_DEADLINE tasks has negative priorities, reflecting
@@ -28,5 +24,3 @@ static inline bool dl_time_before(u64 a, u64 b)
 {
 	return (s64)(a - b) < 0;
 }
-
-#endif /* _LINUX_SCHED_DEADLINE_H */
diff --git a/include/linux/sched/isolation.h b/include/linux/sched/isolation.h
index d849431c8060..4a6582c27dea 100644
--- a/include/linux/sched/isolation.h
+++ b/include/linux/sched/isolation.h
@@ -12,6 +12,7 @@ enum hk_flags {
 	HK_FLAG_SCHED		= (1 << 3),
 	HK_FLAG_TICK		= (1 << 4),
 	HK_FLAG_DOMAIN		= (1 << 5),
+	HK_FLAG_WQ		= (1 << 6),
 };
 
 #ifdef CONFIG_CPU_ISOLATION
diff --git a/include/linux/sched/nohz.h b/include/linux/sched/nohz.h
index 3d3a97d9399d..b36f4cf38111 100644
--- a/include/linux/sched/nohz.h
+++ b/include/linux/sched/nohz.h
@@ -16,11 +16,9 @@ static inline void cpu_load_update_nohz_stop(void) { }
 
 #if defined(CONFIG_SMP) && defined(CONFIG_NO_HZ_COMMON)
 extern void nohz_balance_enter_idle(int cpu);
-extern void set_cpu_sd_state_idle(void);
 extern int get_nohz_timer_target(void);
 #else
 static inline void nohz_balance_enter_idle(int cpu) { }
-static inline void set_cpu_sd_state_idle(void) { }
 #endif
 
 #ifdef CONFIG_NO_HZ_COMMON
@@ -37,8 +35,4 @@ extern void wake_up_nohz_cpu(int cpu);
 static inline void wake_up_nohz_cpu(int cpu) { }
 #endif
 
-#ifdef CONFIG_NO_HZ_FULL
-extern u64 scheduler_tick_max_deferment(void);
-#endif
-
 #endif /* _LINUX_SCHED_NOHZ_H */
diff --git a/include/linux/set_memory.h b/include/linux/set_memory.h
index e5140648f638..da5178216da5 100644
--- a/include/linux/set_memory.h
+++ b/include/linux/set_memory.h
@@ -17,4 +17,16 @@ static inline int set_memory_x(unsigned long addr,  int numpages) { return 0; }
 static inline int set_memory_nx(unsigned long addr, int numpages) { return 0; }
 #endif
 
+#ifndef CONFIG_ARCH_HAS_MEM_ENCRYPT
+static inline int set_memory_encrypted(unsigned long addr, int numpages)
+{
+	return 0;
+}
+
+static inline int set_memory_decrypted(unsigned long addr, int numpages)
+{
+	return 0;
+}
+#endif /* CONFIG_ARCH_HAS_MEM_ENCRYPT */
+
 #endif /* _LINUX_SET_MEMORY_H_ */
diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
index ddf77cf4ff2d..99df17109e1b 100644
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -4037,6 +4037,12 @@ static inline bool skb_is_gso_v6(const struct sk_buff *skb)
 	return skb_shinfo(skb)->gso_type & SKB_GSO_TCPV6;
 }
 
+/* Note: Should be called only if skb_is_gso(skb) is true */
+static inline bool skb_is_gso_sctp(const struct sk_buff *skb)
+{
+	return skb_shinfo(skb)->gso_type & SKB_GSO_SCTP;
+}
+
 static inline void skb_gso_reset(struct sk_buff *skb)
 {
 	skb_shinfo(skb)->gso_size = 0;
@@ -4044,6 +4050,22 @@ static inline void skb_gso_reset(struct sk_buff *skb)
 	skb_shinfo(skb)->gso_type = 0;
 }
 
+static inline void skb_increase_gso_size(struct skb_shared_info *shinfo,
+					 u16 increment)
+{
+	if (WARN_ON_ONCE(shinfo->gso_size == GSO_BY_FRAGS))
+		return;
+	shinfo->gso_size += increment;
+}
+
+static inline void skb_decrease_gso_size(struct skb_shared_info *shinfo,
+					 u16 decrement)
+{
+	if (WARN_ON_ONCE(shinfo->gso_size == GSO_BY_FRAGS))
+		return;
+	shinfo->gso_size -= decrement;
+}
+
 void __skb_warn_lro_forwarding(const struct sk_buff *skb);
 
 static inline bool skb_warn_if_lro(const struct sk_buff *skb)
diff --git a/include/linux/socket.h b/include/linux/socket.h
index 9286a5a8c60c..e2b6bd4fe977 100644
--- a/include/linux/socket.h
+++ b/include/linux/socket.h
@@ -346,11 +346,40 @@ extern int put_cmsg(struct msghdr*, int level, int type, int len, void *data);
 
 struct timespec;
 
-/* The __sys_...msg variants allow MSG_CMSG_COMPAT */
-extern long __sys_recvmsg(int fd, struct user_msghdr __user *msg, unsigned flags);
-extern long __sys_sendmsg(int fd, struct user_msghdr __user *msg, unsigned flags);
+/* The __sys_...msg variants allow MSG_CMSG_COMPAT iff
+ * forbid_cmsg_compat==false
+ */
+extern long __sys_recvmsg(int fd, struct user_msghdr __user *msg,
+			  unsigned int flags, bool forbid_cmsg_compat);
+extern long __sys_sendmsg(int fd, struct user_msghdr __user *msg,
+			  unsigned int flags, bool forbid_cmsg_compat);
 extern int __sys_recvmmsg(int fd, struct mmsghdr __user *mmsg, unsigned int vlen,
 			  unsigned int flags, struct timespec *timeout);
 extern int __sys_sendmmsg(int fd, struct mmsghdr __user *mmsg,
-			  unsigned int vlen, unsigned int flags);
+			  unsigned int vlen, unsigned int flags,
+			  bool forbid_cmsg_compat);
+
+/* helpers which do the actual work for syscalls */
+extern int __sys_recvfrom(int fd, void __user *ubuf, size_t size,
+			  unsigned int flags, struct sockaddr __user *addr,
+			  int __user *addr_len);
+extern int __sys_sendto(int fd, void __user *buff, size_t len,
+			unsigned int flags, struct sockaddr __user *addr,
+			int addr_len);
+extern int __sys_accept4(int fd, struct sockaddr __user *upeer_sockaddr,
+			 int __user *upeer_addrlen, int flags);
+extern int __sys_socket(int family, int type, int protocol);
+extern int __sys_bind(int fd, struct sockaddr __user *umyaddr, int addrlen);
+extern int __sys_connect(int fd, struct sockaddr __user *uservaddr,
+			 int addrlen);
+extern int __sys_listen(int fd, int backlog);
+extern int __sys_getsockname(int fd, struct sockaddr __user *usockaddr,
+			     int __user *usockaddr_len);
+extern int __sys_getpeername(int fd, struct sockaddr __user *usockaddr,
+			     int __user *usockaddr_len);
+extern int __sys_socketpair(int family, int type, int protocol,
+			    int __user *usockvec);
+extern int __sys_shutdown(int fd, int how);
+
+
 #endif /* _LINUX_SOCKET_H */
diff --git a/include/linux/swiotlb.h b/include/linux/swiotlb.h
index 5b1f2a00491c..965be92c33b5 100644
--- a/include/linux/swiotlb.h
+++ b/include/linux/swiotlb.h
@@ -72,14 +72,6 @@ void *swiotlb_alloc(struct device *hwdev, size_t size, dma_addr_t *dma_handle,
 void swiotlb_free(struct device *dev, size_t size, void *vaddr,
 		dma_addr_t dma_addr, unsigned long attrs);
 
-extern void
-*swiotlb_alloc_coherent(struct device *hwdev, size_t size,
-			dma_addr_t *dma_handle, gfp_t flags);
-
-extern void
-swiotlb_free_coherent(struct device *hwdev, size_t size,
-		      void *vaddr, dma_addr_t dma_handle);
-
 extern dma_addr_t swiotlb_map_page(struct device *dev, struct page *page,
 				   unsigned long offset, size_t size,
 				   enum dma_data_direction dir,
diff --git a/include/linux/syscalls.h b/include/linux/syscalls.h
index a78186d826d7..70fcda1a9049 100644
--- a/include/linux/syscalls.h
+++ b/include/linux/syscalls.h
@@ -81,6 +81,17 @@ union bpf_attr;
 #include <linux/key.h>
 #include <trace/syscall.h>
 
+#ifdef CONFIG_ARCH_HAS_SYSCALL_WRAPPER
+/*
+ * It may be useful for an architecture to override the definitions of the
+ * SYSCALL_DEFINE0() and __SYSCALL_DEFINEx() macros, in particular to use a
+ * different calling convention for syscalls. To allow for that, the prototypes
+ * for the sys_*() functions below will *not* be included if
+ * CONFIG_ARCH_HAS_SYSCALL_WRAPPER is enabled.
+ */
+#include <asm/syscall_wrapper.h>
+#endif /* CONFIG_ARCH_HAS_SYSCALL_WRAPPER */
+
 /*
  * __MAP - apply a macro to syscall arguments
  * __MAP(n, m, t1, a1, t2, a2, ..., tn, an) will expand to
@@ -91,7 +102,7 @@ union bpf_attr;
  * for SYSCALL_DEFINE<n>/COMPAT_SYSCALL_DEFINE<n>
  */
 #define __MAP0(m,...)
-#define __MAP1(m,t,a) m(t,a)
+#define __MAP1(m,t,a,...) m(t,a)
 #define __MAP2(m,t,a,...) m(t,a), __MAP1(m,__VA_ARGS__)
 #define __MAP3(m,t,a,...) m(t,a), __MAP2(m,__VA_ARGS__)
 #define __MAP4(m,t,a,...) m(t,a), __MAP3(m,__VA_ARGS__)
@@ -189,9 +200,13 @@ static inline int is_syscall_trace_event(struct trace_event_call *tp_event)
 }
 #endif
 
+#ifndef SYSCALL_DEFINE0
 #define SYSCALL_DEFINE0(sname)					\
 	SYSCALL_METADATA(_##sname, 0);				\
+	asmlinkage long sys_##sname(void);			\
+	ALLOW_ERROR_INJECTION(sys_##sname, ERRNO);		\
 	asmlinkage long sys_##sname(void)
+#endif /* SYSCALL_DEFINE0 */
 
 #define SYSCALL_DEFINE1(name, ...) SYSCALL_DEFINEx(1, _##name, __VA_ARGS__)
 #define SYSCALL_DEFINE2(name, ...) SYSCALL_DEFINEx(2, _##name, __VA_ARGS__)
@@ -207,19 +222,28 @@ static inline int is_syscall_trace_event(struct trace_event_call *tp_event)
 	__SYSCALL_DEFINEx(x, sname, __VA_ARGS__)
 
 #define __PROTECT(...) asmlinkage_protect(__VA_ARGS__)
+
+/*
+ * The asmlinkage stub is aliased to a function named __se_sys_*() which
+ * sign-extends 32-bit ints to longs whenever needed. The actual work is
+ * done within __do_sys_*().
+ */
+#ifndef __SYSCALL_DEFINEx
 #define __SYSCALL_DEFINEx(x, name, ...)					\
 	asmlinkage long sys##name(__MAP(x,__SC_DECL,__VA_ARGS__))	\
-		__attribute__((alias(__stringify(SyS##name))));		\
-	static inline long SYSC##name(__MAP(x,__SC_DECL,__VA_ARGS__));	\
-	asmlinkage long SyS##name(__MAP(x,__SC_LONG,__VA_ARGS__));	\
-	asmlinkage long SyS##name(__MAP(x,__SC_LONG,__VA_ARGS__))	\
+		__attribute__((alias(__stringify(__se_sys##name))));	\
+	ALLOW_ERROR_INJECTION(sys##name, ERRNO);			\
+	static inline long __do_sys##name(__MAP(x,__SC_DECL,__VA_ARGS__));\
+	asmlinkage long __se_sys##name(__MAP(x,__SC_LONG,__VA_ARGS__));	\
+	asmlinkage long __se_sys##name(__MAP(x,__SC_LONG,__VA_ARGS__))	\
 	{								\
-		long ret = SYSC##name(__MAP(x,__SC_CAST,__VA_ARGS__));	\
+		long ret = __do_sys##name(__MAP(x,__SC_CAST,__VA_ARGS__));\
 		__MAP(x,__SC_TEST,__VA_ARGS__);				\
 		__PROTECT(x, ret,__MAP(x,__SC_ARGS,__VA_ARGS__));	\
 		return ret;						\
 	}								\
-	static inline long SYSC##name(__MAP(x,__SC_DECL,__VA_ARGS__))
+	static inline long __do_sys##name(__MAP(x,__SC_DECL,__VA_ARGS__))
+#endif /* __SYSCALL_DEFINEx */
 
 /*
  * Called before coming back to user-mode. Returning to user-mode with an
@@ -241,63 +265,297 @@ static inline void addr_limit_user_check(void)
 #endif
 }
 
-asmlinkage long sys32_quotactl(unsigned int cmd, const char __user *special,
-			       qid_t id, void __user *addr);
-asmlinkage long sys_time(time_t __user *tloc);
-asmlinkage long sys_stime(time_t __user *tptr);
-asmlinkage long sys_gettimeofday(struct timeval __user *tv,
-				struct timezone __user *tz);
-asmlinkage long sys_settimeofday(struct timeval __user *tv,
-				struct timezone __user *tz);
-asmlinkage long sys_adjtimex(struct timex __user *txc_p);
+/*
+ * These syscall function prototypes are kept in the same order as
+ * include/uapi/asm-generic/unistd.h. Architecture specific entries go below,
+ * followed by deprecated or obsolete system calls.
+ *
+ * Please note that these prototypes here are only provided for information
+ * purposes, for static analysis, and for linking from the syscall table.
+ * These functions should not be called elsewhere from kernel code.
+ *
+ * As the syscall calling convention may be different from the default
+ * for architectures overriding the syscall calling convention, do not
+ * include the prototypes if CONFIG_ARCH_HAS_SYSCALL_WRAPPER is enabled.
+ */
+#ifndef CONFIG_ARCH_HAS_SYSCALL_WRAPPER
+asmlinkage long sys_io_setup(unsigned nr_reqs, aio_context_t __user *ctx);
+asmlinkage long sys_io_destroy(aio_context_t ctx);
+asmlinkage long sys_io_submit(aio_context_t, long,
+			struct iocb __user * __user *);
+asmlinkage long sys_io_cancel(aio_context_t ctx_id, struct iocb __user *iocb,
+			      struct io_event __user *result);
+asmlinkage long sys_io_getevents(aio_context_t ctx_id,
+				long min_nr,
+				long nr,
+				struct io_event __user *events,
+				struct timespec __user *timeout);
 
-asmlinkage long sys_times(struct tms __user *tbuf);
+/* fs/xattr.c */
+asmlinkage long sys_setxattr(const char __user *path, const char __user *name,
+			     const void __user *value, size_t size, int flags);
+asmlinkage long sys_lsetxattr(const char __user *path, const char __user *name,
+			      const void __user *value, size_t size, int flags);
+asmlinkage long sys_fsetxattr(int fd, const char __user *name,
+			      const void __user *value, size_t size, int flags);
+asmlinkage long sys_getxattr(const char __user *path, const char __user *name,
+			     void __user *value, size_t size);
+asmlinkage long sys_lgetxattr(const char __user *path, const char __user *name,
+			      void __user *value, size_t size);
+asmlinkage long sys_fgetxattr(int fd, const char __user *name,
+			      void __user *value, size_t size);
+asmlinkage long sys_listxattr(const char __user *path, char __user *list,
+			      size_t size);
+asmlinkage long sys_llistxattr(const char __user *path, char __user *list,
+			       size_t size);
+asmlinkage long sys_flistxattr(int fd, char __user *list, size_t size);
+asmlinkage long sys_removexattr(const char __user *path,
+				const char __user *name);
+asmlinkage long sys_lremovexattr(const char __user *path,
+				 const char __user *name);
+asmlinkage long sys_fremovexattr(int fd, const char __user *name);
 
-asmlinkage long sys_gettid(void);
-asmlinkage long sys_nanosleep(struct timespec __user *rqtp, struct timespec __user *rmtp);
-asmlinkage long sys_alarm(unsigned int seconds);
-asmlinkage long sys_getpid(void);
-asmlinkage long sys_getppid(void);
-asmlinkage long sys_getuid(void);
-asmlinkage long sys_geteuid(void);
-asmlinkage long sys_getgid(void);
-asmlinkage long sys_getegid(void);
-asmlinkage long sys_getresuid(uid_t __user *ruid, uid_t __user *euid, uid_t __user *suid);
-asmlinkage long sys_getresgid(gid_t __user *rgid, gid_t __user *egid, gid_t __user *sgid);
-asmlinkage long sys_getpgid(pid_t pid);
-asmlinkage long sys_getpgrp(void);
-asmlinkage long sys_getsid(pid_t pid);
-asmlinkage long sys_getgroups(int gidsetsize, gid_t __user *grouplist);
+/* fs/dcache.c */
+asmlinkage long sys_getcwd(char __user *buf, unsigned long size);
 
-asmlinkage long sys_setregid(gid_t rgid, gid_t egid);
-asmlinkage long sys_setgid(gid_t gid);
-asmlinkage long sys_setreuid(uid_t ruid, uid_t euid);
-asmlinkage long sys_setuid(uid_t uid);
-asmlinkage long sys_setresuid(uid_t ruid, uid_t euid, uid_t suid);
-asmlinkage long sys_setresgid(gid_t rgid, gid_t egid, gid_t sgid);
-asmlinkage long sys_setfsuid(uid_t uid);
-asmlinkage long sys_setfsgid(gid_t gid);
-asmlinkage long sys_setpgid(pid_t pid, pid_t pgid);
-asmlinkage long sys_setsid(void);
-asmlinkage long sys_setgroups(int gidsetsize, gid_t __user *grouplist);
+/* fs/cookies.c */
+asmlinkage long sys_lookup_dcookie(u64 cookie64, char __user *buf, size_t len);
+
+/* fs/eventfd.c */
+asmlinkage long sys_eventfd2(unsigned int count, int flags);
+
+/* fs/eventpoll.c */
+asmlinkage long sys_epoll_create1(int flags);
+asmlinkage long sys_epoll_ctl(int epfd, int op, int fd,
+				struct epoll_event __user *event);
+asmlinkage long sys_epoll_pwait(int epfd, struct epoll_event __user *events,
+				int maxevents, int timeout,
+				const sigset_t __user *sigmask,
+				size_t sigsetsize);
+
+/* fs/fcntl.c */
+asmlinkage long sys_dup(unsigned int fildes);
+asmlinkage long sys_dup3(unsigned int oldfd, unsigned int newfd, int flags);
+asmlinkage long sys_fcntl(unsigned int fd, unsigned int cmd, unsigned long arg);
+#if BITS_PER_LONG == 32
+asmlinkage long sys_fcntl64(unsigned int fd,
+				unsigned int cmd, unsigned long arg);
+#endif
+
+/* fs/inotify_user.c */
+asmlinkage long sys_inotify_init1(int flags);
+asmlinkage long sys_inotify_add_watch(int fd, const char __user *path,
+					u32 mask);
+asmlinkage long sys_inotify_rm_watch(int fd, __s32 wd);
+
+/* fs/ioctl.c */
+asmlinkage long sys_ioctl(unsigned int fd, unsigned int cmd,
+				unsigned long arg);
+
+/* fs/ioprio.c */
+asmlinkage long sys_ioprio_set(int which, int who, int ioprio);
+asmlinkage long sys_ioprio_get(int which, int who);
+
+/* fs/locks.c */
+asmlinkage long sys_flock(unsigned int fd, unsigned int cmd);
+
+/* fs/namei.c */
+asmlinkage long sys_mknodat(int dfd, const char __user * filename, umode_t mode,
+			    unsigned dev);
+asmlinkage long sys_mkdirat(int dfd, const char __user * pathname, umode_t mode);
+asmlinkage long sys_unlinkat(int dfd, const char __user * pathname, int flag);
+asmlinkage long sys_symlinkat(const char __user * oldname,
+			      int newdfd, const char __user * newname);
+asmlinkage long sys_linkat(int olddfd, const char __user *oldname,
+			   int newdfd, const char __user *newname, int flags);
+asmlinkage long sys_renameat(int olddfd, const char __user * oldname,
+			     int newdfd, const char __user * newname);
 
+/* fs/namespace.c */
+asmlinkage long sys_umount(char __user *name, int flags);
+asmlinkage long sys_mount(char __user *dev_name, char __user *dir_name,
+				char __user *type, unsigned long flags,
+				void __user *data);
+asmlinkage long sys_pivot_root(const char __user *new_root,
+				const char __user *put_old);
+
+/* fs/nfsctl.c */
+
+/* fs/open.c */
+asmlinkage long sys_statfs(const char __user * path,
+				struct statfs __user *buf);
+asmlinkage long sys_statfs64(const char __user *path, size_t sz,
+				struct statfs64 __user *buf);
+asmlinkage long sys_fstatfs(unsigned int fd, struct statfs __user *buf);
+asmlinkage long sys_fstatfs64(unsigned int fd, size_t sz,
+				struct statfs64 __user *buf);
+asmlinkage long sys_truncate(const char __user *path, long length);
+asmlinkage long sys_ftruncate(unsigned int fd, unsigned long length);
+#if BITS_PER_LONG == 32
+asmlinkage long sys_truncate64(const char __user *path, loff_t length);
+asmlinkage long sys_ftruncate64(unsigned int fd, loff_t length);
+#endif
+asmlinkage long sys_fallocate(int fd, int mode, loff_t offset, loff_t len);
+asmlinkage long sys_faccessat(int dfd, const char __user *filename, int mode);
+asmlinkage long sys_chdir(const char __user *filename);
+asmlinkage long sys_fchdir(unsigned int fd);
+asmlinkage long sys_chroot(const char __user *filename);
+asmlinkage long sys_fchmod(unsigned int fd, umode_t mode);
+asmlinkage long sys_fchmodat(int dfd, const char __user * filename,
+			     umode_t mode);
+asmlinkage long sys_fchownat(int dfd, const char __user *filename, uid_t user,
+			     gid_t group, int flag);
+asmlinkage long sys_fchown(unsigned int fd, uid_t user, gid_t group);
+asmlinkage long sys_openat(int dfd, const char __user *filename, int flags,
+			   umode_t mode);
+asmlinkage long sys_close(unsigned int fd);
+asmlinkage long sys_vhangup(void);
+
+/* fs/pipe.c */
+asmlinkage long sys_pipe2(int __user *fildes, int flags);
+
+/* fs/quota.c */
+asmlinkage long sys_quotactl(unsigned int cmd, const char __user *special,
+				qid_t id, void __user *addr);
+
+/* fs/readdir.c */
+asmlinkage long sys_getdents64(unsigned int fd,
+				struct linux_dirent64 __user *dirent,
+				unsigned int count);
+
+/* fs/read_write.c */
+asmlinkage long sys_llseek(unsigned int fd, unsigned long offset_high,
+			unsigned long offset_low, loff_t __user *result,
+			unsigned int whence);
+asmlinkage long sys_lseek(unsigned int fd, off_t offset,
+			  unsigned int whence);
+asmlinkage long sys_read(unsigned int fd, char __user *buf, size_t count);
+asmlinkage long sys_write(unsigned int fd, const char __user *buf,
+			  size_t count);
+asmlinkage long sys_readv(unsigned long fd,
+			  const struct iovec __user *vec,
+			  unsigned long vlen);
+asmlinkage long sys_writev(unsigned long fd,
+			   const struct iovec __user *vec,
+			   unsigned long vlen);
+asmlinkage long sys_pread64(unsigned int fd, char __user *buf,
+			    size_t count, loff_t pos);
+asmlinkage long sys_pwrite64(unsigned int fd, const char __user *buf,
+			     size_t count, loff_t pos);
+asmlinkage long sys_preadv(unsigned long fd, const struct iovec __user *vec,
+			   unsigned long vlen, unsigned long pos_l, unsigned long pos_h);
+asmlinkage long sys_pwritev(unsigned long fd, const struct iovec __user *vec,
+			    unsigned long vlen, unsigned long pos_l, unsigned long pos_h);
+
+/* fs/sendfile.c */
+asmlinkage long sys_sendfile64(int out_fd, int in_fd,
+			       loff_t __user *offset, size_t count);
+
+/* fs/select.c */
+asmlinkage long sys_pselect6(int, fd_set __user *, fd_set __user *,
+			     fd_set __user *, struct timespec __user *,
+			     void __user *);
+asmlinkage long sys_ppoll(struct pollfd __user *, unsigned int,
+			  struct timespec __user *, const sigset_t __user *,
+			  size_t);
+
+/* fs/signalfd.c */
+asmlinkage long sys_signalfd4(int ufd, sigset_t __user *user_mask, size_t sizemask, int flags);
+
+/* fs/splice.c */
+asmlinkage long sys_vmsplice(int fd, const struct iovec __user *iov,
+			     unsigned long nr_segs, unsigned int flags);
+asmlinkage long sys_splice(int fd_in, loff_t __user *off_in,
+			   int fd_out, loff_t __user *off_out,
+			   size_t len, unsigned int flags);
+asmlinkage long sys_tee(int fdin, int fdout, size_t len, unsigned int flags);
+
+/* fs/stat.c */
+asmlinkage long sys_readlinkat(int dfd, const char __user *path, char __user *buf,
+			       int bufsiz);
+asmlinkage long sys_newfstatat(int dfd, const char __user *filename,
+			       struct stat __user *statbuf, int flag);
+asmlinkage long sys_newfstat(unsigned int fd, struct stat __user *statbuf);
+#if defined(__ARCH_WANT_STAT64) || defined(__ARCH_WANT_COMPAT_STAT64)
+asmlinkage long sys_fstat64(unsigned long fd, struct stat64 __user *statbuf);
+asmlinkage long sys_fstatat64(int dfd, const char __user *filename,
+			       struct stat64 __user *statbuf, int flag);
+#endif
+
+/* fs/sync.c */
+asmlinkage long sys_sync(void);
+asmlinkage long sys_fsync(unsigned int fd);
+asmlinkage long sys_fdatasync(unsigned int fd);
+asmlinkage long sys_sync_file_range2(int fd, unsigned int flags,
+				     loff_t offset, loff_t nbytes);
+asmlinkage long sys_sync_file_range(int fd, loff_t offset, loff_t nbytes,
+					unsigned int flags);
+
+/* fs/timerfd.c */
+asmlinkage long sys_timerfd_create(int clockid, int flags);
+asmlinkage long sys_timerfd_settime(int ufd, int flags,
+				    const struct itimerspec __user *utmr,
+				    struct itimerspec __user *otmr);
+asmlinkage long sys_timerfd_gettime(int ufd, struct itimerspec __user *otmr);
+
+/* fs/utimes.c */
+asmlinkage long sys_utimensat(int dfd, const char __user *filename,
+				struct timespec __user *utimes, int flags);
+
+/* kernel/acct.c */
 asmlinkage long sys_acct(const char __user *name);
+
+/* kernel/capability.c */
 asmlinkage long sys_capget(cap_user_header_t header,
 				cap_user_data_t dataptr);
 asmlinkage long sys_capset(cap_user_header_t header,
 				const cap_user_data_t data);
+
+/* kernel/exec_domain.c */
 asmlinkage long sys_personality(unsigned int personality);
 
-asmlinkage long sys_sigpending(old_sigset_t __user *set);
-asmlinkage long sys_sigprocmask(int how, old_sigset_t __user *set,
-				old_sigset_t __user *oset);
-asmlinkage long sys_sigaltstack(const struct sigaltstack __user *uss,
-				struct sigaltstack __user *uoss);
+/* kernel/exit.c */
+asmlinkage long sys_exit(int error_code);
+asmlinkage long sys_exit_group(int error_code);
+asmlinkage long sys_waitid(int which, pid_t pid,
+			   struct siginfo __user *infop,
+			   int options, struct rusage __user *ru);
+
+/* kernel/fork.c */
+asmlinkage long sys_set_tid_address(int __user *tidptr);
+asmlinkage long sys_unshare(unsigned long unshare_flags);
+
+/* kernel/futex.c */
+asmlinkage long sys_futex(u32 __user *uaddr, int op, u32 val,
+			struct timespec __user *utime, u32 __user *uaddr2,
+			u32 val3);
+asmlinkage long sys_get_robust_list(int pid,
+				    struct robust_list_head __user * __user *head_ptr,
+				    size_t __user *len_ptr);
+asmlinkage long sys_set_robust_list(struct robust_list_head __user *head,
+				    size_t len);
+
+/* kernel/hrtimer.c */
+asmlinkage long sys_nanosleep(struct timespec __user *rqtp, struct timespec __user *rmtp);
 
+/* kernel/itimer.c */
 asmlinkage long sys_getitimer(int which, struct itimerval __user *value);
 asmlinkage long sys_setitimer(int which,
 				struct itimerval __user *value,
 				struct itimerval __user *ovalue);
+
+/* kernel/kexec.c */
+asmlinkage long sys_kexec_load(unsigned long entry, unsigned long nr_segments,
+				struct kexec_segment __user *segments,
+				unsigned long flags);
+
+/* kernel/module.c */
+asmlinkage long sys_init_module(void __user *umod, unsigned long len,
+				const char __user *uargs);
+asmlinkage long sys_delete_module(const char __user *name_user,
+				unsigned int flags);
+
+/* kernel/posix-timers.c */
 asmlinkage long sys_timer_create(clockid_t which_clock,
 				 struct sigevent __user *timer_event_spec,
 				 timer_t __user * created_timer_id);
@@ -312,29 +570,27 @@ asmlinkage long sys_clock_settime(clockid_t which_clock,
 				const struct timespec __user *tp);
 asmlinkage long sys_clock_gettime(clockid_t which_clock,
 				struct timespec __user *tp);
-asmlinkage long sys_clock_adjtime(clockid_t which_clock,
-				struct timex __user *tx);
 asmlinkage long sys_clock_getres(clockid_t which_clock,
 				struct timespec __user *tp);
 asmlinkage long sys_clock_nanosleep(clockid_t which_clock, int flags,
 				const struct timespec __user *rqtp,
 				struct timespec __user *rmtp);
 
-asmlinkage long sys_nice(int increment);
-asmlinkage long sys_sched_setscheduler(pid_t pid, int policy,
-					struct sched_param __user *param);
+/* kernel/printk.c */
+asmlinkage long sys_syslog(int type, char __user *buf, int len);
+
+/* kernel/ptrace.c */
+asmlinkage long sys_ptrace(long request, long pid, unsigned long addr,
+			   unsigned long data);
+/* kernel/sched/core.c */
+
 asmlinkage long sys_sched_setparam(pid_t pid,
 					struct sched_param __user *param);
-asmlinkage long sys_sched_setattr(pid_t pid,
-					struct sched_attr __user *attr,
-					unsigned int flags);
+asmlinkage long sys_sched_setscheduler(pid_t pid, int policy,
+					struct sched_param __user *param);
 asmlinkage long sys_sched_getscheduler(pid_t pid);
 asmlinkage long sys_sched_getparam(pid_t pid,
 					struct sched_param __user *param);
-asmlinkage long sys_sched_getattr(pid_t pid,
-					struct sched_attr __user *attr,
-					unsigned int size,
-					unsigned int flags);
 asmlinkage long sys_sched_setaffinity(pid_t pid, unsigned int len,
 					unsigned long __user *user_mask_ptr);
 asmlinkage long sys_sched_getaffinity(pid_t pid, unsigned int len,
@@ -344,54 +600,15 @@ asmlinkage long sys_sched_get_priority_max(int policy);
 asmlinkage long sys_sched_get_priority_min(int policy);
 asmlinkage long sys_sched_rr_get_interval(pid_t pid,
 					struct timespec __user *interval);
-asmlinkage long sys_setpriority(int which, int who, int niceval);
-asmlinkage long sys_getpriority(int which, int who);
 
-asmlinkage long sys_shutdown(int, int);
-asmlinkage long sys_reboot(int magic1, int magic2, unsigned int cmd,
-				void __user *arg);
+/* kernel/signal.c */
 asmlinkage long sys_restart_syscall(void);
-asmlinkage long sys_kexec_load(unsigned long entry, unsigned long nr_segments,
-				struct kexec_segment __user *segments,
-				unsigned long flags);
-asmlinkage long sys_kexec_file_load(int kernel_fd, int initrd_fd,
-				    unsigned long cmdline_len,
-				    const char __user *cmdline_ptr,
-				    unsigned long flags);
-
-asmlinkage long sys_exit(int error_code);
-asmlinkage long sys_exit_group(int error_code);
-asmlinkage long sys_wait4(pid_t pid, int __user *stat_addr,
-				int options, struct rusage __user *ru);
-asmlinkage long sys_waitid(int which, pid_t pid,
-			   struct siginfo __user *infop,
-			   int options, struct rusage __user *ru);
-asmlinkage long sys_waitpid(pid_t pid, int __user *stat_addr, int options);
-asmlinkage long sys_set_tid_address(int __user *tidptr);
-asmlinkage long sys_futex(u32 __user *uaddr, int op, u32 val,
-			struct timespec __user *utime, u32 __user *uaddr2,
-			u32 val3);
-
-asmlinkage long sys_init_module(void __user *umod, unsigned long len,
-				const char __user *uargs);
-asmlinkage long sys_delete_module(const char __user *name_user,
-				unsigned int flags);
-
-#ifdef CONFIG_OLD_SIGSUSPEND
-asmlinkage long sys_sigsuspend(old_sigset_t mask);
-#endif
-
-#ifdef CONFIG_OLD_SIGSUSPEND3
-asmlinkage long sys_sigsuspend(int unused1, int unused2, old_sigset_t mask);
-#endif
-
+asmlinkage long sys_kill(pid_t pid, int sig);
+asmlinkage long sys_tkill(pid_t pid, int sig);
+asmlinkage long sys_tgkill(pid_t tgid, pid_t pid, int sig);
+asmlinkage long sys_sigaltstack(const struct sigaltstack __user *uss,
+				struct sigaltstack __user *uoss);
 asmlinkage long sys_rt_sigsuspend(sigset_t __user *unewset, size_t sigsetsize);
-
-#ifdef CONFIG_OLD_SIGACTION
-asmlinkage long sys_sigaction(int, const struct old_sigaction __user *,
-				struct old_sigaction __user *);
-#endif
-
 #ifndef CONFIG_ODD_RT_SIGACTION
 asmlinkage long sys_rt_sigaction(int,
 				 const struct sigaction __user *,
@@ -405,470 +622,136 @@ asmlinkage long sys_rt_sigtimedwait(const sigset_t __user *uthese,
 				siginfo_t __user *uinfo,
 				const struct timespec __user *uts,
 				size_t sigsetsize);
-asmlinkage long sys_rt_tgsigqueueinfo(pid_t tgid, pid_t  pid, int sig,
-		siginfo_t __user *uinfo);
-asmlinkage long sys_kill(pid_t pid, int sig);
-asmlinkage long sys_tgkill(pid_t tgid, pid_t pid, int sig);
-asmlinkage long sys_tkill(pid_t pid, int sig);
 asmlinkage long sys_rt_sigqueueinfo(pid_t pid, int sig, siginfo_t __user *uinfo);
-asmlinkage long sys_sgetmask(void);
-asmlinkage long sys_ssetmask(int newmask);
-asmlinkage long sys_signal(int sig, __sighandler_t handler);
-asmlinkage long sys_pause(void);
-
-asmlinkage long sys_sync(void);
-asmlinkage long sys_fsync(unsigned int fd);
-asmlinkage long sys_fdatasync(unsigned int fd);
-asmlinkage long sys_bdflush(int func, long data);
-asmlinkage long sys_mount(char __user *dev_name, char __user *dir_name,
-				char __user *type, unsigned long flags,
-				void __user *data);
-asmlinkage long sys_umount(char __user *name, int flags);
-asmlinkage long sys_oldumount(char __user *name);
-asmlinkage long sys_truncate(const char __user *path, long length);
-asmlinkage long sys_ftruncate(unsigned int fd, unsigned long length);
-asmlinkage long sys_stat(const char __user *filename,
-			struct __old_kernel_stat __user *statbuf);
-asmlinkage long sys_statfs(const char __user * path,
-				struct statfs __user *buf);
-asmlinkage long sys_statfs64(const char __user *path, size_t sz,
-				struct statfs64 __user *buf);
-asmlinkage long sys_fstatfs(unsigned int fd, struct statfs __user *buf);
-asmlinkage long sys_fstatfs64(unsigned int fd, size_t sz,
-				struct statfs64 __user *buf);
-asmlinkage long sys_lstat(const char __user *filename,
-			struct __old_kernel_stat __user *statbuf);
-asmlinkage long sys_fstat(unsigned int fd,
-			struct __old_kernel_stat __user *statbuf);
-asmlinkage long sys_newstat(const char __user *filename,
-				struct stat __user *statbuf);
-asmlinkage long sys_newlstat(const char __user *filename,
-				struct stat __user *statbuf);
-asmlinkage long sys_newfstat(unsigned int fd, struct stat __user *statbuf);
-asmlinkage long sys_ustat(unsigned dev, struct ustat __user *ubuf);
-#if defined(__ARCH_WANT_STAT64) || defined(__ARCH_WANT_COMPAT_STAT64)
-asmlinkage long sys_stat64(const char __user *filename,
-				struct stat64 __user *statbuf);
-asmlinkage long sys_fstat64(unsigned long fd, struct stat64 __user *statbuf);
-asmlinkage long sys_lstat64(const char __user *filename,
-				struct stat64 __user *statbuf);
-asmlinkage long sys_fstatat64(int dfd, const char __user *filename,
-			       struct stat64 __user *statbuf, int flag);
-#endif
-#if BITS_PER_LONG == 32
-asmlinkage long sys_truncate64(const char __user *path, loff_t length);
-asmlinkage long sys_ftruncate64(unsigned int fd, loff_t length);
-#endif
-
-asmlinkage long sys_setxattr(const char __user *path, const char __user *name,
-			     const void __user *value, size_t size, int flags);
-asmlinkage long sys_lsetxattr(const char __user *path, const char __user *name,
-			      const void __user *value, size_t size, int flags);
-asmlinkage long sys_fsetxattr(int fd, const char __user *name,
-			      const void __user *value, size_t size, int flags);
-asmlinkage long sys_getxattr(const char __user *path, const char __user *name,
-			     void __user *value, size_t size);
-asmlinkage long sys_lgetxattr(const char __user *path, const char __user *name,
-			      void __user *value, size_t size);
-asmlinkage long sys_fgetxattr(int fd, const char __user *name,
-			      void __user *value, size_t size);
-asmlinkage long sys_listxattr(const char __user *path, char __user *list,
-			      size_t size);
-asmlinkage long sys_llistxattr(const char __user *path, char __user *list,
-			       size_t size);
-asmlinkage long sys_flistxattr(int fd, char __user *list, size_t size);
-asmlinkage long sys_removexattr(const char __user *path,
-				const char __user *name);
-asmlinkage long sys_lremovexattr(const char __user *path,
-				 const char __user *name);
-asmlinkage long sys_fremovexattr(int fd, const char __user *name);
-
-asmlinkage long sys_brk(unsigned long brk);
-asmlinkage long sys_mprotect(unsigned long start, size_t len,
-				unsigned long prot);
-asmlinkage long sys_mremap(unsigned long addr,
-			   unsigned long old_len, unsigned long new_len,
-			   unsigned long flags, unsigned long new_addr);
-asmlinkage long sys_remap_file_pages(unsigned long start, unsigned long size,
-			unsigned long prot, unsigned long pgoff,
-			unsigned long flags);
-asmlinkage long sys_msync(unsigned long start, size_t len, int flags);
-asmlinkage long sys_fadvise64(int fd, loff_t offset, size_t len, int advice);
-asmlinkage long sys_fadvise64_64(int fd, loff_t offset, loff_t len, int advice);
-asmlinkage long sys_munmap(unsigned long addr, size_t len);
-asmlinkage long sys_mlock(unsigned long start, size_t len);
-asmlinkage long sys_munlock(unsigned long start, size_t len);
-asmlinkage long sys_mlockall(int flags);
-asmlinkage long sys_munlockall(void);
-asmlinkage long sys_madvise(unsigned long start, size_t len, int behavior);
-asmlinkage long sys_mincore(unsigned long start, size_t len,
-				unsigned char __user * vec);
-
-asmlinkage long sys_pivot_root(const char __user *new_root,
-				const char __user *put_old);
-asmlinkage long sys_chroot(const char __user *filename);
-asmlinkage long sys_mknod(const char __user *filename, umode_t mode,
-				unsigned dev);
-asmlinkage long sys_link(const char __user *oldname,
-				const char __user *newname);
-asmlinkage long sys_symlink(const char __user *old, const char __user *new);
-asmlinkage long sys_unlink(const char __user *pathname);
-asmlinkage long sys_rename(const char __user *oldname,
-				const char __user *newname);
-asmlinkage long sys_chmod(const char __user *filename, umode_t mode);
-asmlinkage long sys_fchmod(unsigned int fd, umode_t mode);
-
-asmlinkage long sys_fcntl(unsigned int fd, unsigned int cmd, unsigned long arg);
-#if BITS_PER_LONG == 32
-asmlinkage long sys_fcntl64(unsigned int fd,
-				unsigned int cmd, unsigned long arg);
-#endif
-asmlinkage long sys_pipe(int __user *fildes);
-asmlinkage long sys_pipe2(int __user *fildes, int flags);
-asmlinkage long sys_dup(unsigned int fildes);
-asmlinkage long sys_dup2(unsigned int oldfd, unsigned int newfd);
-asmlinkage long sys_dup3(unsigned int oldfd, unsigned int newfd, int flags);
-asmlinkage long sys_ioperm(unsigned long from, unsigned long num, int on);
-asmlinkage long sys_ioctl(unsigned int fd, unsigned int cmd,
-				unsigned long arg);
-asmlinkage long sys_flock(unsigned int fd, unsigned int cmd);
-asmlinkage long sys_io_setup(unsigned nr_reqs, aio_context_t __user *ctx);
-asmlinkage long sys_io_destroy(aio_context_t ctx);
-asmlinkage long sys_io_getevents(aio_context_t ctx_id,
-				long min_nr,
-				long nr,
-				struct io_event __user *events,
-				struct timespec __user *timeout);
-asmlinkage long sys_io_submit(aio_context_t, long,
-				struct iocb __user * __user *);
-asmlinkage long sys_io_cancel(aio_context_t ctx_id, struct iocb __user *iocb,
-			      struct io_event __user *result);
-asmlinkage long sys_sendfile(int out_fd, int in_fd,
-			     off_t __user *offset, size_t count);
-asmlinkage long sys_sendfile64(int out_fd, int in_fd,
-			       loff_t __user *offset, size_t count);
-asmlinkage long sys_readlink(const char __user *path,
-				char __user *buf, int bufsiz);
-asmlinkage long sys_creat(const char __user *pathname, umode_t mode);
-asmlinkage long sys_open(const char __user *filename,
-				int flags, umode_t mode);
-asmlinkage long sys_close(unsigned int fd);
-asmlinkage long sys_access(const char __user *filename, int mode);
-asmlinkage long sys_vhangup(void);
-asmlinkage long sys_chown(const char __user *filename,
-				uid_t user, gid_t group);
-asmlinkage long sys_lchown(const char __user *filename,
-				uid_t user, gid_t group);
-asmlinkage long sys_fchown(unsigned int fd, uid_t user, gid_t group);
-#ifdef CONFIG_HAVE_UID16
-asmlinkage long sys_chown16(const char __user *filename,
-				old_uid_t user, old_gid_t group);
-asmlinkage long sys_lchown16(const char __user *filename,
-				old_uid_t user, old_gid_t group);
-asmlinkage long sys_fchown16(unsigned int fd, old_uid_t user, old_gid_t group);
-asmlinkage long sys_setregid16(old_gid_t rgid, old_gid_t egid);
-asmlinkage long sys_setgid16(old_gid_t gid);
-asmlinkage long sys_setreuid16(old_uid_t ruid, old_uid_t euid);
-asmlinkage long sys_setuid16(old_uid_t uid);
-asmlinkage long sys_setresuid16(old_uid_t ruid, old_uid_t euid, old_uid_t suid);
-asmlinkage long sys_getresuid16(old_uid_t __user *ruid,
-				old_uid_t __user *euid, old_uid_t __user *suid);
-asmlinkage long sys_setresgid16(old_gid_t rgid, old_gid_t egid, old_gid_t sgid);
-asmlinkage long sys_getresgid16(old_gid_t __user *rgid,
-				old_gid_t __user *egid, old_gid_t __user *sgid);
-asmlinkage long sys_setfsuid16(old_uid_t uid);
-asmlinkage long sys_setfsgid16(old_gid_t gid);
-asmlinkage long sys_getgroups16(int gidsetsize, old_gid_t __user *grouplist);
-asmlinkage long sys_setgroups16(int gidsetsize, old_gid_t __user *grouplist);
-asmlinkage long sys_getuid16(void);
-asmlinkage long sys_geteuid16(void);
-asmlinkage long sys_getgid16(void);
-asmlinkage long sys_getegid16(void);
-#endif
-
-asmlinkage long sys_utime(char __user *filename,
-				struct utimbuf __user *times);
-asmlinkage long sys_utimes(char __user *filename,
-				struct timeval __user *utimes);
-asmlinkage long sys_lseek(unsigned int fd, off_t offset,
-			  unsigned int whence);
-asmlinkage long sys_llseek(unsigned int fd, unsigned long offset_high,
-			unsigned long offset_low, loff_t __user *result,
-			unsigned int whence);
-asmlinkage long sys_read(unsigned int fd, char __user *buf, size_t count);
-asmlinkage long sys_readahead(int fd, loff_t offset, size_t count);
-asmlinkage long sys_readv(unsigned long fd,
-			  const struct iovec __user *vec,
-			  unsigned long vlen);
-asmlinkage long sys_write(unsigned int fd, const char __user *buf,
-			  size_t count);
-asmlinkage long sys_writev(unsigned long fd,
-			   const struct iovec __user *vec,
-			   unsigned long vlen);
-asmlinkage long sys_pread64(unsigned int fd, char __user *buf,
-			    size_t count, loff_t pos);
-asmlinkage long sys_pwrite64(unsigned int fd, const char __user *buf,
-			     size_t count, loff_t pos);
-asmlinkage long sys_preadv(unsigned long fd, const struct iovec __user *vec,
-			   unsigned long vlen, unsigned long pos_l, unsigned long pos_h);
-asmlinkage long sys_preadv2(unsigned long fd, const struct iovec __user *vec,
-			    unsigned long vlen, unsigned long pos_l, unsigned long pos_h,
-			    rwf_t flags);
-asmlinkage long sys_pwritev(unsigned long fd, const struct iovec __user *vec,
-			    unsigned long vlen, unsigned long pos_l, unsigned long pos_h);
-asmlinkage long sys_pwritev2(unsigned long fd, const struct iovec __user *vec,
-			    unsigned long vlen, unsigned long pos_l, unsigned long pos_h,
-			    rwf_t flags);
-asmlinkage long sys_getcwd(char __user *buf, unsigned long size);
-asmlinkage long sys_mkdir(const char __user *pathname, umode_t mode);
-asmlinkage long sys_chdir(const char __user *filename);
-asmlinkage long sys_fchdir(unsigned int fd);
-asmlinkage long sys_rmdir(const char __user *pathname);
-asmlinkage long sys_lookup_dcookie(u64 cookie64, char __user *buf, size_t len);
-asmlinkage long sys_quotactl(unsigned int cmd, const char __user *special,
-				qid_t id, void __user *addr);
-asmlinkage long sys_getdents(unsigned int fd,
-				struct linux_dirent __user *dirent,
-				unsigned int count);
-asmlinkage long sys_getdents64(unsigned int fd,
-				struct linux_dirent64 __user *dirent,
-				unsigned int count);
 
-asmlinkage long sys_setsockopt(int fd, int level, int optname,
-				char __user *optval, int optlen);
-asmlinkage long sys_getsockopt(int fd, int level, int optname,
-				char __user *optval, int __user *optlen);
-asmlinkage long sys_bind(int, struct sockaddr __user *, int);
-asmlinkage long sys_connect(int, struct sockaddr __user *, int);
-asmlinkage long sys_accept(int, struct sockaddr __user *, int __user *);
-asmlinkage long sys_accept4(int, struct sockaddr __user *, int __user *, int);
-asmlinkage long sys_getsockname(int, struct sockaddr __user *, int __user *);
-asmlinkage long sys_getpeername(int, struct sockaddr __user *, int __user *);
-asmlinkage long sys_send(int, void __user *, size_t, unsigned);
-asmlinkage long sys_sendto(int, void __user *, size_t, unsigned,
-				struct sockaddr __user *, int);
-asmlinkage long sys_sendmsg(int fd, struct user_msghdr __user *msg, unsigned flags);
-asmlinkage long sys_sendmmsg(int fd, struct mmsghdr __user *msg,
-			     unsigned int vlen, unsigned flags);
-asmlinkage long sys_recv(int, void __user *, size_t, unsigned);
-asmlinkage long sys_recvfrom(int, void __user *, size_t, unsigned,
-				struct sockaddr __user *, int __user *);
-asmlinkage long sys_recvmsg(int fd, struct user_msghdr __user *msg, unsigned flags);
-asmlinkage long sys_recvmmsg(int fd, struct mmsghdr __user *msg,
-			     unsigned int vlen, unsigned flags,
-			     struct timespec __user *timeout);
-asmlinkage long sys_socket(int, int, int);
-asmlinkage long sys_socketpair(int, int, int, int __user *);
-asmlinkage long sys_socketcall(int call, unsigned long __user *args);
-asmlinkage long sys_listen(int, int);
-asmlinkage long sys_poll(struct pollfd __user *ufds, unsigned int nfds,
-				int timeout);
-asmlinkage long sys_select(int n, fd_set __user *inp, fd_set __user *outp,
-			fd_set __user *exp, struct timeval __user *tvp);
-asmlinkage long sys_old_select(struct sel_arg_struct __user *arg);
-asmlinkage long sys_epoll_create(int size);
-asmlinkage long sys_epoll_create1(int flags);
-asmlinkage long sys_epoll_ctl(int epfd, int op, int fd,
-				struct epoll_event __user *event);
-asmlinkage long sys_epoll_wait(int epfd, struct epoll_event __user *events,
-				int maxevents, int timeout);
-asmlinkage long sys_epoll_pwait(int epfd, struct epoll_event __user *events,
-				int maxevents, int timeout,
-				const sigset_t __user *sigmask,
-				size_t sigsetsize);
-asmlinkage long sys_gethostname(char __user *name, int len);
+/* kernel/sys.c */
+asmlinkage long sys_setpriority(int which, int who, int niceval);
+asmlinkage long sys_getpriority(int which, int who);
+asmlinkage long sys_reboot(int magic1, int magic2, unsigned int cmd,
+				void __user *arg);
+asmlinkage long sys_setregid(gid_t rgid, gid_t egid);
+asmlinkage long sys_setgid(gid_t gid);
+asmlinkage long sys_setreuid(uid_t ruid, uid_t euid);
+asmlinkage long sys_setuid(uid_t uid);
+asmlinkage long sys_setresuid(uid_t ruid, uid_t euid, uid_t suid);
+asmlinkage long sys_getresuid(uid_t __user *ruid, uid_t __user *euid, uid_t __user *suid);
+asmlinkage long sys_setresgid(gid_t rgid, gid_t egid, gid_t sgid);
+asmlinkage long sys_getresgid(gid_t __user *rgid, gid_t __user *egid, gid_t __user *sgid);
+asmlinkage long sys_setfsuid(uid_t uid);
+asmlinkage long sys_setfsgid(gid_t gid);
+asmlinkage long sys_times(struct tms __user *tbuf);
+asmlinkage long sys_setpgid(pid_t pid, pid_t pgid);
+asmlinkage long sys_getpgid(pid_t pid);
+asmlinkage long sys_getsid(pid_t pid);
+asmlinkage long sys_setsid(void);
+asmlinkage long sys_getgroups(int gidsetsize, gid_t __user *grouplist);
+asmlinkage long sys_setgroups(int gidsetsize, gid_t __user *grouplist);
+asmlinkage long sys_newuname(struct new_utsname __user *name);
 asmlinkage long sys_sethostname(char __user *name, int len);
 asmlinkage long sys_setdomainname(char __user *name, int len);
-asmlinkage long sys_newuname(struct new_utsname __user *name);
-asmlinkage long sys_uname(struct old_utsname __user *);
-asmlinkage long sys_olduname(struct oldold_utsname __user *);
-
 asmlinkage long sys_getrlimit(unsigned int resource,
 				struct rlimit __user *rlim);
-#ifdef __ARCH_WANT_SYS_OLD_GETRLIMIT
-asmlinkage long sys_old_getrlimit(unsigned int resource, struct rlimit __user *rlim);
-#endif
 asmlinkage long sys_setrlimit(unsigned int resource,
 				struct rlimit __user *rlim);
-asmlinkage long sys_prlimit64(pid_t pid, unsigned int resource,
-				const struct rlimit64 __user *new_rlim,
-				struct rlimit64 __user *old_rlim);
 asmlinkage long sys_getrusage(int who, struct rusage __user *ru);
 asmlinkage long sys_umask(int mask);
+asmlinkage long sys_prctl(int option, unsigned long arg2, unsigned long arg3,
+			unsigned long arg4, unsigned long arg5);
+asmlinkage long sys_getcpu(unsigned __user *cpu, unsigned __user *node, struct getcpu_cache __user *cache);
+
+/* kernel/time.c */
+asmlinkage long sys_gettimeofday(struct timeval __user *tv,
+				struct timezone __user *tz);
+asmlinkage long sys_settimeofday(struct timeval __user *tv,
+				struct timezone __user *tz);
+asmlinkage long sys_adjtimex(struct timex __user *txc_p);
 
+/* kernel/timer.c */
+asmlinkage long sys_getpid(void);
+asmlinkage long sys_getppid(void);
+asmlinkage long sys_getuid(void);
+asmlinkage long sys_geteuid(void);
+asmlinkage long sys_getgid(void);
+asmlinkage long sys_getegid(void);
+asmlinkage long sys_gettid(void);
+asmlinkage long sys_sysinfo(struct sysinfo __user *info);
+
+/* ipc/mqueue.c */
+asmlinkage long sys_mq_open(const char __user *name, int oflag, umode_t mode, struct mq_attr __user *attr);
+asmlinkage long sys_mq_unlink(const char __user *name);
+asmlinkage long sys_mq_timedsend(mqd_t mqdes, const char __user *msg_ptr, size_t msg_len, unsigned int msg_prio, const struct timespec __user *abs_timeout);
+asmlinkage long sys_mq_timedreceive(mqd_t mqdes, char __user *msg_ptr, size_t msg_len, unsigned int __user *msg_prio, const struct timespec __user *abs_timeout);
+asmlinkage long sys_mq_notify(mqd_t mqdes, const struct sigevent __user *notification);
+asmlinkage long sys_mq_getsetattr(mqd_t mqdes, const struct mq_attr __user *mqstat, struct mq_attr __user *omqstat);
+
+/* ipc/msg.c */
 asmlinkage long sys_msgget(key_t key, int msgflg);
-asmlinkage long sys_msgsnd(int msqid, struct msgbuf __user *msgp,
-				size_t msgsz, int msgflg);
+asmlinkage long sys_msgctl(int msqid, int cmd, struct msqid_ds __user *buf);
 asmlinkage long sys_msgrcv(int msqid, struct msgbuf __user *msgp,
 				size_t msgsz, long msgtyp, int msgflg);
-asmlinkage long sys_msgctl(int msqid, int cmd, struct msqid_ds __user *buf);
+asmlinkage long sys_msgsnd(int msqid, struct msgbuf __user *msgp,
+				size_t msgsz, int msgflg);
 
+/* ipc/sem.c */
 asmlinkage long sys_semget(key_t key, int nsems, int semflg);
-asmlinkage long sys_semop(int semid, struct sembuf __user *sops,
-				unsigned nsops);
 asmlinkage long sys_semctl(int semid, int semnum, int cmd, unsigned long arg);
 asmlinkage long sys_semtimedop(int semid, struct sembuf __user *sops,
 				unsigned nsops,
 				const struct timespec __user *timeout);
-asmlinkage long sys_shmat(int shmid, char __user *shmaddr, int shmflg);
+asmlinkage long sys_semop(int semid, struct sembuf __user *sops,
+				unsigned nsops);
+
+/* ipc/shm.c */
 asmlinkage long sys_shmget(key_t key, size_t size, int flag);
-asmlinkage long sys_shmdt(char __user *shmaddr);
 asmlinkage long sys_shmctl(int shmid, int cmd, struct shmid_ds __user *buf);
-asmlinkage long sys_ipc(unsigned int call, int first, unsigned long second,
-		unsigned long third, void __user *ptr, long fifth);
+asmlinkage long sys_shmat(int shmid, char __user *shmaddr, int shmflg);
+asmlinkage long sys_shmdt(char __user *shmaddr);
 
-asmlinkage long sys_mq_open(const char __user *name, int oflag, umode_t mode, struct mq_attr __user *attr);
-asmlinkage long sys_mq_unlink(const char __user *name);
-asmlinkage long sys_mq_timedsend(mqd_t mqdes, const char __user *msg_ptr, size_t msg_len, unsigned int msg_prio, const struct timespec __user *abs_timeout);
-asmlinkage long sys_mq_timedreceive(mqd_t mqdes, char __user *msg_ptr, size_t msg_len, unsigned int __user *msg_prio, const struct timespec __user *abs_timeout);
-asmlinkage long sys_mq_notify(mqd_t mqdes, const struct sigevent __user *notification);
-asmlinkage long sys_mq_getsetattr(mqd_t mqdes, const struct mq_attr __user *mqstat, struct mq_attr __user *omqstat);
+/* net/socket.c */
+asmlinkage long sys_socket(int, int, int);
+asmlinkage long sys_socketpair(int, int, int, int __user *);
+asmlinkage long sys_bind(int, struct sockaddr __user *, int);
+asmlinkage long sys_listen(int, int);
+asmlinkage long sys_accept(int, struct sockaddr __user *, int __user *);
+asmlinkage long sys_connect(int, struct sockaddr __user *, int);
+asmlinkage long sys_getsockname(int, struct sockaddr __user *, int __user *);
+asmlinkage long sys_getpeername(int, struct sockaddr __user *, int __user *);
+asmlinkage long sys_sendto(int, void __user *, size_t, unsigned,
+				struct sockaddr __user *, int);
+asmlinkage long sys_recvfrom(int, void __user *, size_t, unsigned,
+				struct sockaddr __user *, int __user *);
+asmlinkage long sys_setsockopt(int fd, int level, int optname,
+				char __user *optval, int optlen);
+asmlinkage long sys_getsockopt(int fd, int level, int optname,
+				char __user *optval, int __user *optlen);
+asmlinkage long sys_shutdown(int, int);
+asmlinkage long sys_sendmsg(int fd, struct user_msghdr __user *msg, unsigned flags);
+asmlinkage long sys_recvmsg(int fd, struct user_msghdr __user *msg, unsigned flags);
 
-asmlinkage long sys_pciconfig_iobase(long which, unsigned long bus, unsigned long devfn);
-asmlinkage long sys_pciconfig_read(unsigned long bus, unsigned long dfn,
-				unsigned long off, unsigned long len,
-				void __user *buf);
-asmlinkage long sys_pciconfig_write(unsigned long bus, unsigned long dfn,
-				unsigned long off, unsigned long len,
-				void __user *buf);
+/* mm/filemap.c */
+asmlinkage long sys_readahead(int fd, loff_t offset, size_t count);
 
-asmlinkage long sys_prctl(int option, unsigned long arg2, unsigned long arg3,
-			unsigned long arg4, unsigned long arg5);
-asmlinkage long sys_swapon(const char __user *specialfile, int swap_flags);
-asmlinkage long sys_swapoff(const char __user *specialfile);
-asmlinkage long sys_sysctl(struct __sysctl_args __user *args);
-asmlinkage long sys_sysinfo(struct sysinfo __user *info);
-asmlinkage long sys_sysfs(int option,
-				unsigned long arg1, unsigned long arg2);
-asmlinkage long sys_syslog(int type, char __user *buf, int len);
-asmlinkage long sys_uselib(const char __user *library);
-asmlinkage long sys_ni_syscall(void);
-asmlinkage long sys_ptrace(long request, long pid, unsigned long addr,
-			   unsigned long data);
+/* mm/nommu.c, also with MMU */
+asmlinkage long sys_brk(unsigned long brk);
+asmlinkage long sys_munmap(unsigned long addr, size_t len);
+asmlinkage long sys_mremap(unsigned long addr,
+			   unsigned long old_len, unsigned long new_len,
+			   unsigned long flags, unsigned long new_addr);
 
+/* security/keys/keyctl.c */
 asmlinkage long sys_add_key(const char __user *_type,
 			    const char __user *_description,
 			    const void __user *_payload,
 			    size_t plen,
 			    key_serial_t destringid);
-
 asmlinkage long sys_request_key(const char __user *_type,
 				const char __user *_description,
 				const char __user *_callout_info,
 				key_serial_t destringid);
-
 asmlinkage long sys_keyctl(int cmd, unsigned long arg2, unsigned long arg3,
 			   unsigned long arg4, unsigned long arg5);
 
-asmlinkage long sys_ioprio_set(int which, int who, int ioprio);
-asmlinkage long sys_ioprio_get(int which, int who);
-asmlinkage long sys_set_mempolicy(int mode, const unsigned long __user *nmask,
-				unsigned long maxnode);
-asmlinkage long sys_migrate_pages(pid_t pid, unsigned long maxnode,
-				const unsigned long __user *from,
-				const unsigned long __user *to);
-asmlinkage long sys_move_pages(pid_t pid, unsigned long nr_pages,
-				const void __user * __user *pages,
-				const int __user *nodes,
-				int __user *status,
-				int flags);
-asmlinkage long sys_mbind(unsigned long start, unsigned long len,
-				unsigned long mode,
-				const unsigned long __user *nmask,
-				unsigned long maxnode,
-				unsigned flags);
-asmlinkage long sys_get_mempolicy(int __user *policy,
-				unsigned long __user *nmask,
-				unsigned long maxnode,
-				unsigned long addr, unsigned long flags);
-
-asmlinkage long sys_inotify_init(void);
-asmlinkage long sys_inotify_init1(int flags);
-asmlinkage long sys_inotify_add_watch(int fd, const char __user *path,
-					u32 mask);
-asmlinkage long sys_inotify_rm_watch(int fd, __s32 wd);
-
-asmlinkage long sys_spu_run(int fd, __u32 __user *unpc,
-				 __u32 __user *ustatus);
-asmlinkage long sys_spu_create(const char __user *name,
-		unsigned int flags, umode_t mode, int fd);
-
-asmlinkage long sys_mknodat(int dfd, const char __user * filename, umode_t mode,
-			    unsigned dev);
-asmlinkage long sys_mkdirat(int dfd, const char __user * pathname, umode_t mode);
-asmlinkage long sys_unlinkat(int dfd, const char __user * pathname, int flag);
-asmlinkage long sys_symlinkat(const char __user * oldname,
-			      int newdfd, const char __user * newname);
-asmlinkage long sys_linkat(int olddfd, const char __user *oldname,
-			   int newdfd, const char __user *newname, int flags);
-asmlinkage long sys_renameat(int olddfd, const char __user * oldname,
-			     int newdfd, const char __user * newname);
-asmlinkage long sys_renameat2(int olddfd, const char __user *oldname,
-			      int newdfd, const char __user *newname,
-			      unsigned int flags);
-asmlinkage long sys_futimesat(int dfd, const char __user *filename,
-			      struct timeval __user *utimes);
-asmlinkage long sys_faccessat(int dfd, const char __user *filename, int mode);
-asmlinkage long sys_fchmodat(int dfd, const char __user * filename,
-			     umode_t mode);
-asmlinkage long sys_fchownat(int dfd, const char __user *filename, uid_t user,
-			     gid_t group, int flag);
-asmlinkage long sys_openat(int dfd, const char __user *filename, int flags,
-			   umode_t mode);
-asmlinkage long sys_newfstatat(int dfd, const char __user *filename,
-			       struct stat __user *statbuf, int flag);
-asmlinkage long sys_readlinkat(int dfd, const char __user *path, char __user *buf,
-			       int bufsiz);
-asmlinkage long sys_utimensat(int dfd, const char __user *filename,
-				struct timespec __user *utimes, int flags);
-asmlinkage long sys_unshare(unsigned long unshare_flags);
-
-asmlinkage long sys_splice(int fd_in, loff_t __user *off_in,
-			   int fd_out, loff_t __user *off_out,
-			   size_t len, unsigned int flags);
-
-asmlinkage long sys_vmsplice(int fd, const struct iovec __user *iov,
-			     unsigned long nr_segs, unsigned int flags);
-
-asmlinkage long sys_tee(int fdin, int fdout, size_t len, unsigned int flags);
-
-asmlinkage long sys_sync_file_range(int fd, loff_t offset, loff_t nbytes,
-					unsigned int flags);
-asmlinkage long sys_sync_file_range2(int fd, unsigned int flags,
-				     loff_t offset, loff_t nbytes);
-asmlinkage long sys_get_robust_list(int pid,
-				    struct robust_list_head __user * __user *head_ptr,
-				    size_t __user *len_ptr);
-asmlinkage long sys_set_robust_list(struct robust_list_head __user *head,
-				    size_t len);
-asmlinkage long sys_getcpu(unsigned __user *cpu, unsigned __user *node, struct getcpu_cache __user *cache);
-asmlinkage long sys_signalfd(int ufd, sigset_t __user *user_mask, size_t sizemask);
-asmlinkage long sys_signalfd4(int ufd, sigset_t __user *user_mask, size_t sizemask, int flags);
-asmlinkage long sys_timerfd_create(int clockid, int flags);
-asmlinkage long sys_timerfd_settime(int ufd, int flags,
-				    const struct itimerspec __user *utmr,
-				    struct itimerspec __user *otmr);
-asmlinkage long sys_timerfd_gettime(int ufd, struct itimerspec __user *otmr);
-asmlinkage long sys_eventfd(unsigned int count);
-asmlinkage long sys_eventfd2(unsigned int count, int flags);
-asmlinkage long sys_memfd_create(const char __user *uname_ptr, unsigned int flags);
-asmlinkage long sys_userfaultfd(int flags);
-asmlinkage long sys_fallocate(int fd, int mode, loff_t offset, loff_t len);
-asmlinkage long sys_old_readdir(unsigned int, struct old_linux_dirent __user *, unsigned int);
-asmlinkage long sys_pselect6(int, fd_set __user *, fd_set __user *,
-			     fd_set __user *, struct timespec __user *,
-			     void __user *);
-asmlinkage long sys_ppoll(struct pollfd __user *, unsigned int,
-			  struct timespec __user *, const sigset_t __user *,
-			  size_t);
-asmlinkage long sys_fanotify_init(unsigned int flags, unsigned int event_f_flags);
-asmlinkage long sys_fanotify_mark(int fanotify_fd, unsigned int flags,
-				  u64 mask, int fd,
-				  const char  __user *pathname);
-asmlinkage long sys_syncfs(int fd);
-
-asmlinkage long sys_fork(void);
-asmlinkage long sys_vfork(void);
+/* arch/example/kernel/sys_example.c */
 #ifdef CONFIG_CLONE_BACKWARDS
 asmlinkage long sys_clone(unsigned long, unsigned long, int __user *, unsigned long,
 	       int __user *);
@@ -881,26 +764,80 @@ asmlinkage long sys_clone(unsigned long, unsigned long, int __user *,
 	       int __user *, unsigned long);
 #endif
 #endif
-
 asmlinkage long sys_execve(const char __user *filename,
 		const char __user *const __user *argv,
 		const char __user *const __user *envp);
 
+/* mm/fadvise.c */
+asmlinkage long sys_fadvise64_64(int fd, loff_t offset, loff_t len, int advice);
+
+/* mm/, CONFIG_MMU only */
+asmlinkage long sys_swapon(const char __user *specialfile, int swap_flags);
+asmlinkage long sys_swapoff(const char __user *specialfile);
+asmlinkage long sys_mprotect(unsigned long start, size_t len,
+				unsigned long prot);
+asmlinkage long sys_msync(unsigned long start, size_t len, int flags);
+asmlinkage long sys_mlock(unsigned long start, size_t len);
+asmlinkage long sys_munlock(unsigned long start, size_t len);
+asmlinkage long sys_mlockall(int flags);
+asmlinkage long sys_munlockall(void);
+asmlinkage long sys_mincore(unsigned long start, size_t len,
+				unsigned char __user * vec);
+asmlinkage long sys_madvise(unsigned long start, size_t len, int behavior);
+asmlinkage long sys_remap_file_pages(unsigned long start, unsigned long size,
+			unsigned long prot, unsigned long pgoff,
+			unsigned long flags);
+asmlinkage long sys_mbind(unsigned long start, unsigned long len,
+				unsigned long mode,
+				const unsigned long __user *nmask,
+				unsigned long maxnode,
+				unsigned flags);
+asmlinkage long sys_get_mempolicy(int __user *policy,
+				unsigned long __user *nmask,
+				unsigned long maxnode,
+				unsigned long addr, unsigned long flags);
+asmlinkage long sys_set_mempolicy(int mode, const unsigned long __user *nmask,
+				unsigned long maxnode);
+asmlinkage long sys_migrate_pages(pid_t pid, unsigned long maxnode,
+				const unsigned long __user *from,
+				const unsigned long __user *to);
+asmlinkage long sys_move_pages(pid_t pid, unsigned long nr_pages,
+				const void __user * __user *pages,
+				const int __user *nodes,
+				int __user *status,
+				int flags);
+
+asmlinkage long sys_rt_tgsigqueueinfo(pid_t tgid, pid_t  pid, int sig,
+		siginfo_t __user *uinfo);
 asmlinkage long sys_perf_event_open(
 		struct perf_event_attr __user *attr_uptr,
 		pid_t pid, int cpu, int group_fd, unsigned long flags);
+asmlinkage long sys_accept4(int, struct sockaddr __user *, int __user *, int);
+asmlinkage long sys_recvmmsg(int fd, struct mmsghdr __user *msg,
+			     unsigned int vlen, unsigned flags,
+			     struct timespec __user *timeout);
 
-asmlinkage long sys_mmap_pgoff(unsigned long addr, unsigned long len,
-			unsigned long prot, unsigned long flags,
-			unsigned long fd, unsigned long pgoff);
-asmlinkage long sys_old_mmap(struct mmap_arg_struct __user *arg);
+asmlinkage long sys_wait4(pid_t pid, int __user *stat_addr,
+				int options, struct rusage __user *ru);
+asmlinkage long sys_prlimit64(pid_t pid, unsigned int resource,
+				const struct rlimit64 __user *new_rlim,
+				struct rlimit64 __user *old_rlim);
+asmlinkage long sys_fanotify_init(unsigned int flags, unsigned int event_f_flags);
+asmlinkage long sys_fanotify_mark(int fanotify_fd, unsigned int flags,
+				  u64 mask, int fd,
+				  const char  __user *pathname);
 asmlinkage long sys_name_to_handle_at(int dfd, const char __user *name,
 				      struct file_handle __user *handle,
 				      int __user *mnt_id, int flag);
 asmlinkage long sys_open_by_handle_at(int mountdirfd,
 				      struct file_handle __user *handle,
 				      int flags);
+asmlinkage long sys_clock_adjtime(clockid_t which_clock,
+				struct timex __user *tx);
+asmlinkage long sys_syncfs(int fd);
 asmlinkage long sys_setns(int fd, int nstype);
+asmlinkage long sys_sendmmsg(int fd, struct mmsghdr __user *msg,
+			     unsigned int vlen, unsigned flags);
 asmlinkage long sys_process_vm_readv(pid_t pid,
 				     const struct iovec __user *lvec,
 				     unsigned long liovcnt,
@@ -913,27 +850,40 @@ asmlinkage long sys_process_vm_writev(pid_t pid,
 				      const struct iovec __user *rvec,
 				      unsigned long riovcnt,
 				      unsigned long flags);
-
 asmlinkage long sys_kcmp(pid_t pid1, pid_t pid2, int type,
 			 unsigned long idx1, unsigned long idx2);
 asmlinkage long sys_finit_module(int fd, const char __user *uargs, int flags);
+asmlinkage long sys_sched_setattr(pid_t pid,
+					struct sched_attr __user *attr,
+					unsigned int flags);
+asmlinkage long sys_sched_getattr(pid_t pid,
+					struct sched_attr __user *attr,
+					unsigned int size,
+					unsigned int flags);
+asmlinkage long sys_renameat2(int olddfd, const char __user *oldname,
+			      int newdfd, const char __user *newname,
+			      unsigned int flags);
 asmlinkage long sys_seccomp(unsigned int op, unsigned int flags,
 			    const char __user *uargs);
 asmlinkage long sys_getrandom(char __user *buf, size_t count,
 			      unsigned int flags);
+asmlinkage long sys_memfd_create(const char __user *uname_ptr, unsigned int flags);
 asmlinkage long sys_bpf(int cmd, union bpf_attr *attr, unsigned int size);
-
 asmlinkage long sys_execveat(int dfd, const char __user *filename,
 			const char __user *const __user *argv,
 			const char __user *const __user *envp, int flags);
-
+asmlinkage long sys_userfaultfd(int flags);
 asmlinkage long sys_membarrier(int cmd, int flags);
+asmlinkage long sys_mlock2(unsigned long start, size_t len, int flags);
 asmlinkage long sys_copy_file_range(int fd_in, loff_t __user *off_in,
 				    int fd_out, loff_t __user *off_out,
 				    size_t len, unsigned int flags);
-
-asmlinkage long sys_mlock2(unsigned long start, size_t len, int flags);
-
+asmlinkage long sys_preadv2(unsigned long fd, const struct iovec __user *vec,
+			    unsigned long vlen, unsigned long pos_l, unsigned long pos_h,
+			    rwf_t flags);
+asmlinkage long sys_pwritev2(unsigned long fd, const struct iovec __user *vec,
+			    unsigned long vlen, unsigned long pos_l, unsigned long pos_h,
+			    rwf_t flags);
 asmlinkage long sys_pkey_mprotect(unsigned long start, size_t len,
 				  unsigned long prot, int pkey);
 asmlinkage long sys_pkey_alloc(unsigned long flags, unsigned long init_val);
@@ -941,4 +891,381 @@ asmlinkage long sys_pkey_free(int pkey);
 asmlinkage long sys_statx(int dfd, const char __user *path, unsigned flags,
 			  unsigned mask, struct statx __user *buffer);
 
+
+/*
+ * Architecture-specific system calls
+ */
+
+/* arch/x86/kernel/ioport.c */
+asmlinkage long sys_ioperm(unsigned long from, unsigned long num, int on);
+
+/* pciconfig: alpha, arm, arm64, ia64, sparc */
+asmlinkage long sys_pciconfig_read(unsigned long bus, unsigned long dfn,
+				unsigned long off, unsigned long len,
+				void __user *buf);
+asmlinkage long sys_pciconfig_write(unsigned long bus, unsigned long dfn,
+				unsigned long off, unsigned long len,
+				void __user *buf);
+asmlinkage long sys_pciconfig_iobase(long which, unsigned long bus, unsigned long devfn);
+
+/* powerpc */
+asmlinkage long sys_spu_run(int fd, __u32 __user *unpc,
+				 __u32 __user *ustatus);
+asmlinkage long sys_spu_create(const char __user *name,
+		unsigned int flags, umode_t mode, int fd);
+
+
+/*
+ * Deprecated system calls which are still defined in
+ * include/uapi/asm-generic/unistd.h and wanted by >= 1 arch
+ */
+
+/* __ARCH_WANT_SYSCALL_NO_AT */
+asmlinkage long sys_open(const char __user *filename,
+				int flags, umode_t mode);
+asmlinkage long sys_link(const char __user *oldname,
+				const char __user *newname);
+asmlinkage long sys_unlink(const char __user *pathname);
+asmlinkage long sys_mknod(const char __user *filename, umode_t mode,
+				unsigned dev);
+asmlinkage long sys_chmod(const char __user *filename, umode_t mode);
+asmlinkage long sys_chown(const char __user *filename,
+				uid_t user, gid_t group);
+asmlinkage long sys_mkdir(const char __user *pathname, umode_t mode);
+asmlinkage long sys_rmdir(const char __user *pathname);
+asmlinkage long sys_lchown(const char __user *filename,
+				uid_t user, gid_t group);
+asmlinkage long sys_access(const char __user *filename, int mode);
+asmlinkage long sys_rename(const char __user *oldname,
+				const char __user *newname);
+asmlinkage long sys_symlink(const char __user *old, const char __user *new);
+asmlinkage long sys_utimes(char __user *filename,
+				struct timeval __user *utimes);
+#if defined(__ARCH_WANT_STAT64) || defined(__ARCH_WANT_COMPAT_STAT64)
+asmlinkage long sys_stat64(const char __user *filename,
+				struct stat64 __user *statbuf);
+asmlinkage long sys_lstat64(const char __user *filename,
+				struct stat64 __user *statbuf);
+#endif
+
+/* __ARCH_WANT_SYSCALL_NO_FLAGS */
+asmlinkage long sys_pipe(int __user *fildes);
+asmlinkage long sys_dup2(unsigned int oldfd, unsigned int newfd);
+asmlinkage long sys_epoll_create(int size);
+asmlinkage long sys_inotify_init(void);
+asmlinkage long sys_eventfd(unsigned int count);
+asmlinkage long sys_signalfd(int ufd, sigset_t __user *user_mask, size_t sizemask);
+
+/* __ARCH_WANT_SYSCALL_OFF_T */
+asmlinkage long sys_sendfile(int out_fd, int in_fd,
+			     off_t __user *offset, size_t count);
+asmlinkage long sys_newstat(const char __user *filename,
+				struct stat __user *statbuf);
+asmlinkage long sys_newlstat(const char __user *filename,
+				struct stat __user *statbuf);
+asmlinkage long sys_fadvise64(int fd, loff_t offset, size_t len, int advice);
+
+/* __ARCH_WANT_SYSCALL_DEPRECATED */
+asmlinkage long sys_alarm(unsigned int seconds);
+asmlinkage long sys_getpgrp(void);
+asmlinkage long sys_pause(void);
+asmlinkage long sys_time(time_t __user *tloc);
+asmlinkage long sys_utime(char __user *filename,
+				struct utimbuf __user *times);
+asmlinkage long sys_creat(const char __user *pathname, umode_t mode);
+asmlinkage long sys_getdents(unsigned int fd,
+				struct linux_dirent __user *dirent,
+				unsigned int count);
+asmlinkage long sys_futimesat(int dfd, const char __user *filename,
+			      struct timeval __user *utimes);
+asmlinkage long sys_select(int n, fd_set __user *inp, fd_set __user *outp,
+			fd_set __user *exp, struct timeval __user *tvp);
+asmlinkage long sys_poll(struct pollfd __user *ufds, unsigned int nfds,
+				int timeout);
+asmlinkage long sys_epoll_wait(int epfd, struct epoll_event __user *events,
+				int maxevents, int timeout);
+asmlinkage long sys_ustat(unsigned dev, struct ustat __user *ubuf);
+asmlinkage long sys_vfork(void);
+asmlinkage long sys_recv(int, void __user *, size_t, unsigned);
+asmlinkage long sys_send(int, void __user *, size_t, unsigned);
+asmlinkage long sys_bdflush(int func, long data);
+asmlinkage long sys_oldumount(char __user *name);
+asmlinkage long sys_uselib(const char __user *library);
+asmlinkage long sys_sysctl(struct __sysctl_args __user *args);
+asmlinkage long sys_sysfs(int option,
+				unsigned long arg1, unsigned long arg2);
+asmlinkage long sys_fork(void);
+
+/* obsolete: kernel/time/time.c */
+asmlinkage long sys_stime(time_t __user *tptr);
+
+/* obsolete: kernel/signal.c */
+asmlinkage long sys_sigpending(old_sigset_t __user *uset);
+asmlinkage long sys_sigprocmask(int how, old_sigset_t __user *set,
+				old_sigset_t __user *oset);
+#ifdef CONFIG_OLD_SIGSUSPEND
+asmlinkage long sys_sigsuspend(old_sigset_t mask);
+#endif
+
+#ifdef CONFIG_OLD_SIGSUSPEND3
+asmlinkage long sys_sigsuspend(int unused1, int unused2, old_sigset_t mask);
+#endif
+
+#ifdef CONFIG_OLD_SIGACTION
+asmlinkage long sys_sigaction(int, const struct old_sigaction __user *,
+				struct old_sigaction __user *);
+#endif
+asmlinkage long sys_sgetmask(void);
+asmlinkage long sys_ssetmask(int newmask);
+asmlinkage long sys_signal(int sig, __sighandler_t handler);
+
+/* obsolete: kernel/sched/core.c */
+asmlinkage long sys_nice(int increment);
+
+/* obsolete: kernel/kexec_file.c */
+asmlinkage long sys_kexec_file_load(int kernel_fd, int initrd_fd,
+				    unsigned long cmdline_len,
+				    const char __user *cmdline_ptr,
+				    unsigned long flags);
+
+/* obsolete: kernel/exit.c */
+asmlinkage long sys_waitpid(pid_t pid, int __user *stat_addr, int options);
+
+/* obsolete: kernel/uid16.c */
+#ifdef CONFIG_HAVE_UID16
+asmlinkage long sys_chown16(const char __user *filename,
+				old_uid_t user, old_gid_t group);
+asmlinkage long sys_lchown16(const char __user *filename,
+				old_uid_t user, old_gid_t group);
+asmlinkage long sys_fchown16(unsigned int fd, old_uid_t user, old_gid_t group);
+asmlinkage long sys_setregid16(old_gid_t rgid, old_gid_t egid);
+asmlinkage long sys_setgid16(old_gid_t gid);
+asmlinkage long sys_setreuid16(old_uid_t ruid, old_uid_t euid);
+asmlinkage long sys_setuid16(old_uid_t uid);
+asmlinkage long sys_setresuid16(old_uid_t ruid, old_uid_t euid, old_uid_t suid);
+asmlinkage long sys_getresuid16(old_uid_t __user *ruid,
+				old_uid_t __user *euid, old_uid_t __user *suid);
+asmlinkage long sys_setresgid16(old_gid_t rgid, old_gid_t egid, old_gid_t sgid);
+asmlinkage long sys_getresgid16(old_gid_t __user *rgid,
+				old_gid_t __user *egid, old_gid_t __user *sgid);
+asmlinkage long sys_setfsuid16(old_uid_t uid);
+asmlinkage long sys_setfsgid16(old_gid_t gid);
+asmlinkage long sys_getgroups16(int gidsetsize, old_gid_t __user *grouplist);
+asmlinkage long sys_setgroups16(int gidsetsize, old_gid_t __user *grouplist);
+asmlinkage long sys_getuid16(void);
+asmlinkage long sys_geteuid16(void);
+asmlinkage long sys_getgid16(void);
+asmlinkage long sys_getegid16(void);
+#endif
+
+/* obsolete: net/socket.c */
+asmlinkage long sys_socketcall(int call, unsigned long __user *args);
+
+/* obsolete: fs/stat.c */
+asmlinkage long sys_stat(const char __user *filename,
+			struct __old_kernel_stat __user *statbuf);
+asmlinkage long sys_lstat(const char __user *filename,
+			struct __old_kernel_stat __user *statbuf);
+asmlinkage long sys_fstat(unsigned int fd,
+			struct __old_kernel_stat __user *statbuf);
+asmlinkage long sys_readlink(const char __user *path,
+				char __user *buf, int bufsiz);
+
+/* obsolete: fs/select.c */
+asmlinkage long sys_old_select(struct sel_arg_struct __user *arg);
+
+/* obsolete: fs/readdir.c */
+asmlinkage long sys_old_readdir(unsigned int, struct old_linux_dirent __user *, unsigned int);
+
+/* obsolete: kernel/sys.c */
+asmlinkage long sys_gethostname(char __user *name, int len);
+asmlinkage long sys_uname(struct old_utsname __user *);
+asmlinkage long sys_olduname(struct oldold_utsname __user *);
+#ifdef __ARCH_WANT_SYS_OLD_GETRLIMIT
+asmlinkage long sys_old_getrlimit(unsigned int resource, struct rlimit __user *rlim);
+#endif
+
+/* obsolete: ipc */
+asmlinkage long sys_ipc(unsigned int call, int first, unsigned long second,
+		unsigned long third, void __user *ptr, long fifth);
+
+/* obsolete: mm/ */
+asmlinkage long sys_mmap_pgoff(unsigned long addr, unsigned long len,
+			unsigned long prot, unsigned long flags,
+			unsigned long fd, unsigned long pgoff);
+asmlinkage long sys_old_mmap(struct mmap_arg_struct __user *arg);
+
+
+/*
+ * Not a real system call, but a placeholder for syscalls which are
+ * not implemented -- see kernel/sys_ni.c
+ */
+asmlinkage long sys_ni_syscall(void);
+
+#endif /* CONFIG_ARCH_HAS_SYSCALL_WRAPPER */
+
+
+/*
+ * Kernel code should not call syscalls (i.e., sys_xyzyyz()) directly.
+ * Instead, use one of the functions which work equivalently, such as
+ * the ksys_xyzyyz() functions prototyped below.
+ */
+
+int ksys_mount(char __user *dev_name, char __user *dir_name, char __user *type,
+	       unsigned long flags, void __user *data);
+int ksys_umount(char __user *name, int flags);
+int ksys_dup(unsigned int fildes);
+int ksys_chroot(const char __user *filename);
+ssize_t ksys_write(unsigned int fd, const char __user *buf, size_t count);
+int ksys_chdir(const char __user *filename);
+int ksys_fchmod(unsigned int fd, umode_t mode);
+int ksys_fchown(unsigned int fd, uid_t user, gid_t group);
+int ksys_getdents64(unsigned int fd, struct linux_dirent64 __user *dirent,
+		    unsigned int count);
+int ksys_ioctl(unsigned int fd, unsigned int cmd, unsigned long arg);
+off_t ksys_lseek(unsigned int fd, off_t offset, unsigned int whence);
+ssize_t ksys_read(unsigned int fd, char __user *buf, size_t count);
+void ksys_sync(void);
+int ksys_unshare(unsigned long unshare_flags);
+int ksys_setsid(void);
+int ksys_sync_file_range(int fd, loff_t offset, loff_t nbytes,
+			 unsigned int flags);
+ssize_t ksys_pread64(unsigned int fd, char __user *buf, size_t count,
+		     loff_t pos);
+ssize_t ksys_pwrite64(unsigned int fd, const char __user *buf,
+		      size_t count, loff_t pos);
+int ksys_fallocate(int fd, int mode, loff_t offset, loff_t len);
+#ifdef CONFIG_ADVISE_SYSCALLS
+int ksys_fadvise64_64(int fd, loff_t offset, loff_t len, int advice);
+#else
+static inline int ksys_fadvise64_64(int fd, loff_t offset, loff_t len,
+				    int advice)
+{
+	return -EINVAL;
+}
+#endif
+unsigned long ksys_mmap_pgoff(unsigned long addr, unsigned long len,
+			      unsigned long prot, unsigned long flags,
+			      unsigned long fd, unsigned long pgoff);
+ssize_t ksys_readahead(int fd, loff_t offset, size_t count);
+
+/*
+ * The following kernel syscall equivalents are just wrappers to fs-internal
+ * functions. Therefore, provide stubs to be inlined at the callsites.
+ */
+extern long do_unlinkat(int dfd, struct filename *name);
+
+static inline long ksys_unlink(const char __user *pathname)
+{
+	return do_unlinkat(AT_FDCWD, getname(pathname));
+}
+
+extern long do_rmdir(int dfd, const char __user *pathname);
+
+static inline long ksys_rmdir(const char __user *pathname)
+{
+	return do_rmdir(AT_FDCWD, pathname);
+}
+
+extern long do_mkdirat(int dfd, const char __user *pathname, umode_t mode);
+
+static inline long ksys_mkdir(const char __user *pathname, umode_t mode)
+{
+	return do_mkdirat(AT_FDCWD, pathname, mode);
+}
+
+extern long do_symlinkat(const char __user *oldname, int newdfd,
+			 const char __user *newname);
+
+static inline long ksys_symlink(const char __user *oldname,
+				const char __user *newname)
+{
+	return do_symlinkat(oldname, AT_FDCWD, newname);
+}
+
+extern long do_mknodat(int dfd, const char __user *filename, umode_t mode,
+		       unsigned int dev);
+
+static inline long ksys_mknod(const char __user *filename, umode_t mode,
+			      unsigned int dev)
+{
+	return do_mknodat(AT_FDCWD, filename, mode, dev);
+}
+
+extern int do_linkat(int olddfd, const char __user *oldname, int newdfd,
+		     const char __user *newname, int flags);
+
+static inline long ksys_link(const char __user *oldname,
+			     const char __user *newname)
+{
+	return do_linkat(AT_FDCWD, oldname, AT_FDCWD, newname, 0);
+}
+
+extern int do_fchmodat(int dfd, const char __user *filename, umode_t mode);
+
+static inline int ksys_chmod(const char __user *filename, umode_t mode)
+{
+	return do_fchmodat(AT_FDCWD, filename, mode);
+}
+
+extern long do_faccessat(int dfd, const char __user *filename, int mode);
+
+static inline long ksys_access(const char __user *filename, int mode)
+{
+	return do_faccessat(AT_FDCWD, filename, mode);
+}
+
+extern int do_fchownat(int dfd, const char __user *filename, uid_t user,
+		       gid_t group, int flag);
+
+static inline long ksys_chown(const char __user *filename, uid_t user,
+			      gid_t group)
+{
+	return do_fchownat(AT_FDCWD, filename, user, group, 0);
+}
+
+static inline long ksys_lchown(const char __user *filename, uid_t user,
+			       gid_t group)
+{
+	return do_fchownat(AT_FDCWD, filename, user, group,
+			     AT_SYMLINK_NOFOLLOW);
+}
+
+extern long do_sys_ftruncate(unsigned int fd, loff_t length, int small);
+
+static inline long ksys_ftruncate(unsigned int fd, unsigned long length)
+{
+	return do_sys_ftruncate(fd, length, 1);
+}
+
+extern int __close_fd(struct files_struct *files, unsigned int fd);
+
+/*
+ * In contrast to sys_close(), this stub does not check whether the syscall
+ * should or should not be restarted, but returns the raw error codes from
+ * __close_fd().
+ */
+static inline int ksys_close(unsigned int fd)
+{
+	return __close_fd(current->files, fd);
+}
+
+extern long do_sys_open(int dfd, const char __user *filename, int flags,
+			umode_t mode);
+
+static inline long ksys_open(const char __user *filename, int flags,
+			     umode_t mode)
+{
+	if (force_o_largefile())
+		flags |= O_LARGEFILE;
+	return do_sys_open(AT_FDCWD, filename, flags, mode);
+}
+
+extern long do_sys_truncate(const char __user *pathname, loff_t length);
+
+static inline long ksys_truncate(const char __user *pathname, loff_t length)
+{
+	return do_sys_truncate(pathname, length);
+}
+
 #endif
diff --git a/include/linux/tick.h b/include/linux/tick.h
index 7cc35921218e..7f8c9a127f5a 100644
--- a/include/linux/tick.h
+++ b/include/linux/tick.h
@@ -113,7 +113,8 @@ enum tick_dep_bits {
 
 #ifdef CONFIG_NO_HZ_COMMON
 extern bool tick_nohz_enabled;
-extern int tick_nohz_tick_stopped(void);
+extern bool tick_nohz_tick_stopped(void);
+extern bool tick_nohz_tick_stopped_cpu(int cpu);
 extern void tick_nohz_idle_enter(void);
 extern void tick_nohz_idle_exit(void);
 extern void tick_nohz_irq_exit(void);
@@ -125,6 +126,7 @@ extern u64 get_cpu_iowait_time_us(int cpu, u64 *last_update_time);
 #else /* !CONFIG_NO_HZ_COMMON */
 #define tick_nohz_enabled (0)
 static inline int tick_nohz_tick_stopped(void) { return 0; }
+static inline int tick_nohz_tick_stopped_cpu(int cpu) { return 0; }
 static inline void tick_nohz_idle_enter(void) { }
 static inline void tick_nohz_idle_exit(void) { }
 
diff --git a/include/linux/trace_events.h b/include/linux/trace_events.h
index 8a1442c4e513..c20acfcf647d 100644
--- a/include/linux/trace_events.h
+++ b/include/linux/trace_events.h
@@ -540,6 +540,14 @@ extern int  perf_trace_init(struct perf_event *event);
 extern void perf_trace_destroy(struct perf_event *event);
 extern int  perf_trace_add(struct perf_event *event, int flags);
 extern void perf_trace_del(struct perf_event *event, int flags);
+#ifdef CONFIG_KPROBE_EVENTS
+extern int  perf_kprobe_init(struct perf_event *event, bool is_retprobe);
+extern void perf_kprobe_destroy(struct perf_event *event);
+#endif
+#ifdef CONFIG_UPROBE_EVENTS
+extern int  perf_uprobe_init(struct perf_event *event, bool is_retprobe);
+extern void perf_uprobe_destroy(struct perf_event *event);
+#endif
 extern int  ftrace_profile_set_filter(struct perf_event *event, int event_id,
 				     char *filter_str);
 extern void ftrace_profile_free_filter(struct perf_event *event);
diff --git a/include/linux/tty.h b/include/linux/tty.h
index 0a6c71e0ad01..47f8af22f216 100644
--- a/include/linux/tty.h
+++ b/include/linux/tty.h
@@ -364,6 +364,7 @@ struct tty_file_private {
 #define TTY_PTY_LOCK 		16	/* pty private */
 #define TTY_NO_WRITE_SPLIT 	17	/* Preserve write boundaries to driver */
 #define TTY_HUPPED 		18	/* Post driver->hangup() */
+#define TTY_HUPPING		19	/* Hangup in progress */
 #define TTY_LDISC_HALTED	22	/* Line discipline is halted */
 
 /* Values for tty->flow_change */
diff --git a/include/linux/types.h b/include/linux/types.h
index c94d59ef96cc..ec13d02b3481 100644
--- a/include/linux/types.h
+++ b/include/linux/types.h
@@ -217,7 +217,7 @@ struct ustat {
  *
  * This guarantee is important for few reasons:
  *  - future call_rcu_lazy() will make use of lower bits in the pointer;
- *  - the structure shares storage spacer in struct page with @compound_head,
+ *  - the structure shares storage space in struct page with @compound_head,
  *    which encode PageTail() in bit 0. The guarantee is needed to avoid
  *    false-positive PageTail().
  */
diff --git a/include/linux/u64_stats_sync.h b/include/linux/u64_stats_sync.h
index 5bdbd9f49395..07ee0f84a46c 100644
--- a/include/linux/u64_stats_sync.h
+++ b/include/linux/u64_stats_sync.h
@@ -90,6 +90,28 @@ static inline void u64_stats_update_end(struct u64_stats_sync *syncp)
 #endif
 }
 
+static inline unsigned long
+u64_stats_update_begin_irqsave(struct u64_stats_sync *syncp)
+{
+	unsigned long flags = 0;
+
+#if BITS_PER_LONG==32 && defined(CONFIG_SMP)
+	local_irq_save(flags);
+	write_seqcount_begin(&syncp->seq);
+#endif
+	return flags;
+}
+
+static inline void
+u64_stats_update_end_irqrestore(struct u64_stats_sync *syncp,
+				unsigned long flags)
+{
+#if BITS_PER_LONG==32 && defined(CONFIG_SMP)
+	write_seqcount_end(&syncp->seq);
+	local_irq_restore(flags);
+#endif
+}
+
 static inline void u64_stats_update_begin_raw(struct u64_stats_sync *syncp)
 {
 #if BITS_PER_LONG==32 && defined(CONFIG_SMP)
diff --git a/include/linux/usb/musb.h b/include/linux/usb/musb.h
index 5d19e6730475..9eb908a98033 100644
--- a/include/linux/usb/musb.h
+++ b/include/linux/usb/musb.h
@@ -89,13 +89,6 @@ struct musb_hdrc_config {
 	u8		ram_bits;	/* ram address size */
 
 	struct musb_hdrc_eps_bits *eps_bits __deprecated;
-#ifdef CONFIG_BLACKFIN
-	/* A GPIO controlling VRSEL in Blackfin */
-	unsigned int	gpio_vrsel;
-	unsigned int	gpio_vrsel_active;
-	/* musb CLKIN in Blackfin in MHZ */
-	unsigned char   clkin;
-#endif
 	u32		maximum_speed;
 };
 
diff --git a/include/linux/usb/quirks.h b/include/linux/usb/quirks.h
index f1fcec2fd5f8..b7a99ce56bc9 100644
--- a/include/linux/usb/quirks.h
+++ b/include/linux/usb/quirks.h
@@ -63,4 +63,7 @@
  */
 #define USB_QUIRK_DISCONNECT_SUSPEND		BIT(12)
 
+/* Device needs a pause after every control message. */
+#define USB_QUIRK_DELAY_CTRL_MSG		BIT(13)
+
 #endif /* __LINUX_USB_QUIRKS_H */
diff --git a/include/linux/usb/tilegx.h b/include/linux/usb/tilegx.h
deleted file mode 100644
index 817908573fe8..000000000000
--- a/include/linux/usb/tilegx.h
+++ /dev/null
@@ -1,35 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0
-/*
- * Copyright 2012 Tilera Corporation. All Rights Reserved.
- *
- *   This program is free software; you can redistribute it and/or
- *   modify it under the terms of the GNU General Public License
- *   as published by the Free Software Foundation, version 2.
- *
- *   This program is distributed in the hope that it will be useful, but
- *   WITHOUT ANY WARRANTY; without even the implied warranty of
- *   MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or
- *   NON INFRINGEMENT.  See the GNU General Public License for
- *   more details.
- *
- * Structure to contain platform-specific data related to Tile-Gx USB
- * controllers.
- */
-
-#ifndef _LINUX_USB_TILEGX_H
-#define _LINUX_USB_TILEGX_H
-
-#include <gxio/usb_host.h>
-
-struct tilegx_usb_platform_data {
-	/* GXIO device index. */
-	int dev_index;
-
-	/* GXIO device context. */
-	gxio_usb_host_context_t usb_ctx;
-
-	/* Device IRQ. */
-	unsigned int irq;
-};
-
-#endif /* _LINUX_USB_TILEGX_H */
diff --git a/include/linux/vga_switcheroo.h b/include/linux/vga_switcheroo.h
index 960bedbdec87..77f0f0af3a71 100644
--- a/include/linux/vga_switcheroo.h
+++ b/include/linux/vga_switcheroo.h
@@ -168,11 +168,8 @@ int vga_switcheroo_process_delayed_switch(void);
 bool vga_switcheroo_client_probe_defer(struct pci_dev *pdev);
 enum vga_switcheroo_state vga_switcheroo_get_client_state(struct pci_dev *dev);
 
-void vga_switcheroo_set_dynamic_switch(struct pci_dev *pdev, enum vga_switcheroo_state dynamic);
-
 int vga_switcheroo_init_domain_pm_ops(struct device *dev, struct dev_pm_domain *domain);
 void vga_switcheroo_fini_domain_pm_ops(struct device *dev);
-int vga_switcheroo_init_domain_pm_optimus_hdmi_audio(struct device *dev, struct dev_pm_domain *domain);
 #else
 
 static inline void vga_switcheroo_unregister_client(struct pci_dev *dev) {}
@@ -192,11 +189,8 @@ static inline int vga_switcheroo_process_delayed_switch(void) { return 0; }
 static inline bool vga_switcheroo_client_probe_defer(struct pci_dev *pdev) { return false; }
 static inline enum vga_switcheroo_state vga_switcheroo_get_client_state(struct pci_dev *dev) { return VGA_SWITCHEROO_ON; }
 
-static inline void vga_switcheroo_set_dynamic_switch(struct pci_dev *pdev, enum vga_switcheroo_state dynamic) {}
-
 static inline int vga_switcheroo_init_domain_pm_ops(struct device *dev, struct dev_pm_domain *domain) { return -EINVAL; }
 static inline void vga_switcheroo_fini_domain_pm_ops(struct device *dev) {}
-static inline int vga_switcheroo_init_domain_pm_optimus_hdmi_audio(struct device *dev, struct dev_pm_domain *domain) { return -EINVAL; }
 
 #endif
 #endif /* _LINUX_VGA_SWITCHEROO_H_ */
diff --git a/include/linux/wait_bit.h b/include/linux/wait_bit.h
index 61b39eaf7cad..9318b2166439 100644
--- a/include/linux/wait_bit.h
+++ b/include/linux/wait_bit.h
@@ -10,7 +10,6 @@
 struct wait_bit_key {
 	void			*flags;
 	int			bit_nr;
-#define WAIT_ATOMIC_T_BIT_NR	-1
 	unsigned long		timeout;
 };
 
@@ -22,21 +21,15 @@ struct wait_bit_queue_entry {
 #define __WAIT_BIT_KEY_INITIALIZER(word, bit)					\
 	{ .flags = word, .bit_nr = bit, }
 
-#define __WAIT_ATOMIC_T_KEY_INITIALIZER(p)					\
-	{ .flags = p, .bit_nr = WAIT_ATOMIC_T_BIT_NR, }
-
 typedef int wait_bit_action_f(struct wait_bit_key *key, int mode);
-typedef int wait_atomic_t_action_f(atomic_t *counter, unsigned int mode);
 
 void __wake_up_bit(struct wait_queue_head *wq_head, void *word, int bit);
 int __wait_on_bit(struct wait_queue_head *wq_head, struct wait_bit_queue_entry *wbq_entry, wait_bit_action_f *action, unsigned int mode);
 int __wait_on_bit_lock(struct wait_queue_head *wq_head, struct wait_bit_queue_entry *wbq_entry, wait_bit_action_f *action, unsigned int mode);
 void wake_up_bit(void *word, int bit);
-void wake_up_atomic_t(atomic_t *p);
 int out_of_line_wait_on_bit(void *word, int, wait_bit_action_f *action, unsigned int mode);
 int out_of_line_wait_on_bit_timeout(void *word, int, wait_bit_action_f *action, unsigned int mode, unsigned long timeout);
 int out_of_line_wait_on_bit_lock(void *word, int, wait_bit_action_f *action, unsigned int mode);
-int out_of_line_wait_on_atomic_t(atomic_t *p, wait_atomic_t_action_f action, unsigned int mode);
 struct wait_queue_head *bit_waitqueue(void *word, int bit);
 extern void __init wait_bit_init(void);
 
@@ -57,7 +50,6 @@ extern int bit_wait(struct wait_bit_key *key, int mode);
 extern int bit_wait_io(struct wait_bit_key *key, int mode);
 extern int bit_wait_timeout(struct wait_bit_key *key, int mode);
 extern int bit_wait_io_timeout(struct wait_bit_key *key, int mode);
-extern int atomic_t_wait(atomic_t *counter, unsigned int mode);
 
 /**
  * wait_on_bit - wait for a bit to be cleared
@@ -243,23 +235,74 @@ wait_on_bit_lock_action(unsigned long *word, int bit, wait_bit_action_f *action,
 	return out_of_line_wait_on_bit_lock(word, bit, action, mode);
 }
 
-/**
- * wait_on_atomic_t - Wait for an atomic_t to become 0
- * @val: The atomic value being waited on, a kernel virtual address
- * @action: the function used to sleep, which may take special actions
- * @mode: the task state to sleep in
- *
- * Wait for an atomic_t to become 0.  We abuse the bit-wait waitqueue table for
- * the purpose of getting a waitqueue, but we set the key to a bit number
- * outside of the target 'word'.
- */
-static inline
-int wait_on_atomic_t(atomic_t *val, wait_atomic_t_action_f action, unsigned mode)
-{
-	might_sleep();
-	if (atomic_read(val) == 0)
-		return 0;
-	return out_of_line_wait_on_atomic_t(val, action, mode);
-}
+extern void init_wait_var_entry(struct wait_bit_queue_entry *wbq_entry, void *var, int flags);
+extern void wake_up_var(void *var);
+extern wait_queue_head_t *__var_waitqueue(void *p);
+
+#define ___wait_var_event(var, condition, state, exclusive, ret, cmd)	\
+({									\
+	__label__ __out;						\
+	struct wait_queue_head *__wq_head = __var_waitqueue(var);	\
+	struct wait_bit_queue_entry __wbq_entry;			\
+	long __ret = ret; /* explicit shadow */				\
+									\
+	init_wait_var_entry(&__wbq_entry, var,				\
+			    exclusive ? WQ_FLAG_EXCLUSIVE : 0);		\
+	for (;;) {							\
+		long __int = prepare_to_wait_event(__wq_head,		\
+						   &__wbq_entry.wq_entry, \
+						   state);		\
+		if (condition)						\
+			break;						\
+									\
+		if (___wait_is_interruptible(state) && __int) {		\
+			__ret = __int;					\
+			goto __out;					\
+		}							\
+									\
+		cmd;							\
+	}								\
+	finish_wait(__wq_head, &__wbq_entry.wq_entry);			\
+__out:	__ret;								\
+})
+
+#define __wait_var_event(var, condition)				\
+	___wait_var_event(var, condition, TASK_UNINTERRUPTIBLE, 0, 0,	\
+			  schedule())
+
+#define wait_var_event(var, condition)					\
+do {									\
+	might_sleep();							\
+	if (condition)							\
+		break;							\
+	__wait_var_event(var, condition);				\
+} while (0)
+
+#define __wait_var_event_killable(var, condition)			\
+	___wait_var_event(var, condition, TASK_KILLABLE, 0, 0,		\
+			  schedule())
+
+#define wait_var_event_killable(var, condition)				\
+({									\
+	int __ret = 0;							\
+	might_sleep();							\
+	if (!(condition))						\
+		__ret = __wait_var_event_killable(var, condition);	\
+	__ret;								\
+})
+
+#define __wait_var_event_timeout(var, condition, timeout)		\
+	___wait_var_event(var, ___wait_cond_timeout(condition),		\
+			  TASK_UNINTERRUPTIBLE, 0, timeout,		\
+			  __ret = schedule_timeout(__ret))
+
+#define wait_var_event_timeout(var, condition, timeout)			\
+({									\
+	long __ret = timeout;						\
+	might_sleep();							\
+	if (!___wait_cond_timeout(condition))				\
+		__ret = __wait_var_event_timeout(var, condition, timeout); \
+	__ret;								\
+})
 
 #endif /* _LINUX_WAIT_BIT_H */
diff --git a/include/linux/workqueue.h b/include/linux/workqueue.h
index bc0cda180c8b..0c3301421c57 100644
--- a/include/linux/workqueue.h
+++ b/include/linux/workqueue.h
@@ -456,7 +456,6 @@ extern int schedule_on_each_cpu(work_func_t func);
 int execute_in_process_context(work_func_t fn, struct execute_work *);
 
 extern bool flush_work(struct work_struct *work);
-extern bool cancel_work(struct work_struct *work);
 extern bool cancel_work_sync(struct work_struct *work);
 
 extern bool flush_delayed_work(struct delayed_work *dwork);