Commit 8ce4269e authored by Pavel Begunkov's avatar Pavel Begunkov Committed by Jens Axboe
Browse files

io_uring: add irq lockdep checks 



We don't post CQEs from the IRQ context, add a check catching that.

Signed-off-by: default avatarPavel Begunkov <asml.silence@gmail.com>
Link: https://lore.kernel.org/r/f23f7a24dbe8027b3d37873fece2b6488f878b31.1681210788.git.asml.silence@gmail.com


Signed-off-by: default avatarJens Axboe <axboe@kernel.dk>
parent ceac766a

io_uring/io_uring.h

+2 −0
Original line number Diff line number Diff line
@@ -94,6 +94,8 @@ bool io_match_task_safe(struct io_kiocb *head, struct task_struct *task, 


#define io_lockdep_assert_cq_locked(ctx)				\

	do {								\

		lockdep_assert(in_task());				\

									\

		if (ctx->flags & IORING_SETUP_IOPOLL) {			\

			lockdep_assert_held(&ctx->uring_lock);		\

		} else if (!ctx->task_complete) {			\