3 files changed, 9 insertions, 6 deletions

diff --git a/include/linux/fadvise.h b/include/linux/fadvise.h
index b2913bba35..e8e747139b 100644
--- a/include/linux/fadvise.h
+++ b/include/linux/fadvise.h
@@ -18,10 +18,4 @@
 #define POSIX_FADV_NOREUSE      5 /* Data will be accessed once.  */
 #endif
 
-/*
- * Linux-specific fadvise() extensions:
- */
-#define LINUX_FADV_ASYNC_WRITE  32      /* Start writeout on range */
-#define LINUX_FADV_WRITE_WAIT   33      /* Wait upon writeout to range */
-
 #endif  /* FADVISE_H_INCLUDED */
diff --git a/include/linux/fs.h b/include/linux/fs.h
index 20a7afd459..4ed7e602d7 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -757,6 +757,13 @@ extern void send_sigio(struct fown_struct *fown, int fd, int band);
 extern int fcntl_setlease(unsigned int fd, struct file *filp, long arg);
 extern int fcntl_getlease(struct file *filp);
 
+/* fs/sync.c */
+#define SYNC_FILE_RANGE_WAIT_BEFORE     1
+#define SYNC_FILE_RANGE_WRITE           2
+#define SYNC_FILE_RANGE_WAIT_AFTER      4
+extern int do_sync_file_range(struct file *file, loff_t offset, loff_t endbyte,
+                        int flags);
+
 /* fs/locks.c */
 extern void locks_init_lock(struct file_lock *);
 extern void locks_copy_lock(struct file_lock *, struct file_lock *);
diff --git a/include/linux/syscalls.h b/include/linux/syscalls.h
index e78ffc7d5b..5717147596 100644
--- a/include/linux/syscalls.h
+++ b/include/linux/syscalls.h
@@ -571,5 +571,7 @@ asmlinkage long compat_sys_openat(unsigned int dfd, const char __user *filename,
 asmlinkage long sys_unshare(unsigned long unshare_flags);
 asmlinkage long sys_splice(int fdin, int fdout, size_t len,
                                 unsigned int flags);
+asmlinkage long sys_sync_file_range(int fd, loff_t offset, loff_t nbytes,
+                                        int flags);
 
 #endif