[PATCH] fix double sync_page_range() in generic_file_aio_write()

generic_file_aio_write():
	generic_file_aio_write_nolock():
		if (SYNC) sync_page_range_nolock();
	if (SYNC) sync_page_range();

I think that generic_file_aio_write() should use
__generic_file_aio_write_nolock() instead.
Signed-off-by: Oleg Nesterov <oleg@tv-sign.ru>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

mm/filemap.c

@@ -2161,7 +2161,7 @@ ssize_t generic_file_aio_write(struct kiocb *iocb, const char __user *buf,
 	BUG_ON(iocb->ki_pos != pos);
 
 	down(&inode->i_sem);
-	ret = generic_file_aio_write_nolock(iocb, &local_iov, 1,
+	ret = __generic_file_aio_write_nolock(iocb, &local_iov, 1,
 						&iocb->ki_pos);
 	up(&inode->i_sem);