1 files changed, 1 insertions, 0 deletions

diff --git a/include/linux/fs.h b/include/linux/fs.h
index 092cfaee0cd2..215696a0f16f 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -1478,6 +1478,7 @@ extern int wait_on_page_writeback_range(struct address_space *mapping,
 extern int __filemap_fdatawrite_range(struct address_space *mapping,
                                 loff_t start, loff_t end, int sync_mode);
 
+extern long do_fsync(struct file *file, int datasync);
 extern void sync_supers(void);
 extern void sync_filesystems(int wait);
 extern void emergency_sync(void);