Commit 1c98679d authored by Pavel Begunkov's avatar Pavel Begunkov Committed by Jens Axboe
Browse files

io_uring: optimise kiocb_end_write for !ISREG 



file_end_write() is only for regular files, so the function do a couple
of dereferences to get inode and check for it. However, we already have
REQ_F_ISREG at hand, just use it and inline file_end_write().

Signed-off-by: default avatarPavel Begunkov <asml.silence@gmail.com>
Signed-off-by: default avatarJens Axboe <axboe@kernel.dk>
parent 59d70013

fs/io_uring.c

+3 −3
Original line number Diff line number Diff line
@@ -2431,11 +2431,11 @@ static void kiocb_end_write(struct io_kiocb *req) 
	 * thread.

	 */

	if (req->flags & REQ_F_ISREG) {

		struct inode *inode = file_inode(req->file);

		struct super_block *sb = file_inode(req->file)->i_sb;



		__sb_writers_acquired(inode->i_sb, SB_FREEZE_WRITE);

		__sb_writers_acquired(sb, SB_FREEZE_WRITE);

		sb_end_write(sb);

	}

	file_end_write(req->file);

}



#ifdef CONFIG_BLOCK