Commit 944e58bf authored by Pavel Begunkov's avatar Pavel Begunkov Committed by Jens Axboe
Browse files

io_uring: pass only !null to io_req_find_next() 



Make io_req_find_next() and io_req_link_next() to accept only non-null
nxt, and handle it in callers.

Signed-off-by: default avatarPavel Begunkov <asml.silence@gmail.com>
Signed-off-by: default avatarJens Axboe <axboe@kernel.dk>
parent 70cf9f32

fs/io_uring.c

+7 −2
Original line number Diff line number Diff line
@@ -908,7 +908,7 @@ static void io_req_link_next(struct io_kiocb *req, struct io_kiocb **nxtptr) 
		 * in this context instead of having to queue up new async work.

		 */

		if (nxt) {

			if (nxtptr && io_wq_current_is_worker())

			if (io_wq_current_is_worker())

				*nxtptr = nxt;

			else

				io_queue_async_work(nxt);
@@ -986,8 +986,13 @@ static void io_req_find_next(struct io_kiocb *req, struct io_kiocb **nxt) 


static void io_free_req(struct io_kiocb *req)

{

	io_req_find_next(req, NULL);

	struct io_kiocb *nxt = NULL;



	io_req_find_next(req, &nxt);

	__io_free_req(req);



	if (nxt)

		io_queue_async_work(nxt);

}



/*