Commit 157d257f authored by Pavel Begunkov's avatar Pavel Begunkov Committed by Jens Axboe
Browse files

io_uring: remove rsrc put work irq save/restore 



io_rsrc_put_work() is executed by workqueue in non-irq context, so no
need for irqsave/restore variants of spinlocking.

Signed-off-by: default avatarPavel Begunkov <asml.silence@gmail.com>
Link: https://lore.kernel.org/r/2a7f77220735f4ad404ac885b4d73bdf42d2f836.1623634181.git.asml.silence@gmail.com


Signed-off-by: default avatarJens Axboe <axboe@kernel.dk>
parent d878c816

fs/io_uring.c

+2 −3
Original line number Diff line number Diff line
@@ -7555,14 +7555,13 @@ static void __io_rsrc_put_work(struct io_rsrc_node *ref_node) 


		if (prsrc->tag) {

			bool lock_ring = ctx->flags & IORING_SETUP_IOPOLL;

			unsigned long flags;



			io_ring_submit_lock(ctx, lock_ring);

			spin_lock_irqsave(&ctx->completion_lock, flags);

			spin_lock_irq(&ctx->completion_lock);

			io_cqring_fill_event(ctx, prsrc->tag, 0, 0);

			ctx->cq_extra++;

			io_commit_cqring(ctx);

			spin_unlock_irqrestore(&ctx->completion_lock, flags);

			spin_unlock_irq(&ctx->completion_lock);

			io_cqring_ev_posted(ctx);

			io_ring_submit_unlock(ctx, lock_ring);

		}