diff mbox series

[3/8] io_uring: add irq lockdep checks

Message ID f23f7a24dbe8027b3d37873fece2b6488f878b31.1681210788.git.asml.silence@gmail.com (mailing list archive)
State New
Headers show
Series for-next cleanups | expand

Commit Message

Pavel Begunkov April 11, 2023, 11:06 a.m. UTC 
We don't post CQEs from the IRQ context, add a check catching that.

Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
---
 io_uring/io_uring.h | 2 ++
 1 file changed, 2 insertions(+)
diff mbox series

Patch

diff --git a/io_uring/io_uring.h b/io_uring/io_uring.h
index ef449e43d493..25515d69d205 100644
--- a/io_uring/io_uring.h
+++ b/io_uring/io_uring.h
@@ -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) {			\