Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 18d9be1a authored by Jens Axboe's avatar Jens Axboe
Browse files

io_uring: add io_queue_async_work() helper 



Add a helper for queueing a request for async execution, in preparation
for optimizing it.

No functional change in this patch.

Signed-off-by: default avatarJens Axboe <axboe@kernel.dk>
parent c5766668

fs/io_uring.c

+11 −5
Original line number Diff line number Diff line
@@ -443,6 +443,12 @@ static void __io_commit_cqring(struct io_ring_ctx *ctx) 
	}

}



static inline void io_queue_async_work(struct io_ring_ctx *ctx,

				       struct io_kiocb *req)

{

	queue_work(ctx->sqo_wq, &req->work);

}



static void io_commit_cqring(struct io_ring_ctx *ctx)

{

	struct io_kiocb *req;
@@ -456,7 +462,7 @@ static void io_commit_cqring(struct io_ring_ctx *ctx) 
			continue;

		}

		req->flags |= REQ_F_IO_DRAINED;

		queue_work(ctx->sqo_wq, &req->work);

		io_queue_async_work(ctx, req);

	}

}
@@ -619,7 +625,7 @@ static void io_req_link_next(struct io_kiocb *req) 


		nxt->flags |= REQ_F_LINK_DONE;

		INIT_WORK(&nxt->work, io_sq_wq_submit_work);

		queue_work(req->ctx->sqo_wq, &nxt->work);

		io_queue_async_work(req->ctx, nxt);

	}

}
@@ -1519,7 +1525,7 @@ static void io_poll_remove_one(struct io_kiocb *req) 
	WRITE_ONCE(poll->canceled, true);

	if (!list_empty(&poll->wait.entry)) {

		list_del_init(&poll->wait.entry);

		queue_work(req->ctx->sqo_wq, &req->work);

		io_queue_async_work(req->ctx, req);

	}

	spin_unlock(&poll->head->lock);
@@ -1633,7 +1639,7 @@ static int io_poll_wake(struct wait_queue_entry *wait, unsigned mode, int sync, 
		io_cqring_ev_posted(ctx);

		io_put_req(req);

	} else {

		queue_work(ctx->sqo_wq, &req->work);

		io_queue_async_work(ctx, req);

	}



	return 1;
@@ -2073,7 +2079,7 @@ static int __io_queue_sqe(struct io_ring_ctx *ctx, struct io_kiocb *req, 
				if (list)

					atomic_inc(&list->cnt);

				INIT_WORK(&req->work, io_sq_wq_submit_work);

				queue_work(ctx->sqo_wq, &req->work);

				io_queue_async_work(ctx, req);

			}



			/*