Commit 247f97a5 authored by Pavel Begunkov's avatar Pavel Begunkov Committed by Jens Axboe
Browse files

io_uring: open code io_put_req_find_next 



There is only one user of io_put_req_find_next() and it doesn't make
much sense to have it. Open code the function.

Signed-off-by: default avatarPavel Begunkov <asml.silence@gmail.com>
Link: https://lore.kernel.org/r/38b5c5e48e4adc8e6a0cd16fdd5c1531d7ff81a9.1687518903.git.asml.silence@gmail.com


Signed-off-by: default avatarJens Axboe <axboe@kernel.dk>
parent 4bfb0c9a

io_uring/io_uring.c

+7 −18
Original line number Diff line number Diff line
@@ -1586,22 +1586,6 @@ static void __io_submit_flush_completions(struct io_ring_ctx *ctx) 
	}

}



/*

 * Drop reference to request, return next in chain (if there is one) if this

 * was the last reference to this request.

 */

static inline struct io_kiocb *io_put_req_find_next(struct io_kiocb *req)

{

	struct io_kiocb *nxt = NULL;



	if (req_ref_put_and_test(req)) {

		if (unlikely(req->flags & IO_REQ_LINK_FLAGS))

			nxt = io_req_find_next(req);

		io_free_req(req);

	}

	return nxt;

}



static unsigned io_cqring_events(struct io_ring_ctx *ctx)

{

	/* See comment at the top of this file */
@@ -1954,9 +1938,14 @@ int io_poll_issue(struct io_kiocb *req, struct io_tw_state *ts) 
struct io_wq_work *io_wq_free_work(struct io_wq_work *work)

{

	struct io_kiocb *req = container_of(work, struct io_kiocb, work);

	struct io_kiocb *nxt = NULL;



	req = io_put_req_find_next(req);

	return req ? &req->work : NULL;

	if (req_ref_put_and_test(req)) {

		if (req->flags & IO_REQ_LINK_FLAGS)

			nxt = io_req_find_next(req);

		io_free_req(req);

	}

	return nxt ? &nxt->work : NULL;

}



void io_wq_submit_work(struct io_wq_work *work)