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From: Pavel Begunkov <[email protected]>
To: [email protected]
Cc: Jens Axboe <[email protected]>, [email protected]
Subject: [PATCH for-6.1 2/2] io_uring/poll: lockdep annote io_poll_req_insert_locked
Date: Fri, 11 Nov 2022 16:51:30 +0000	[thread overview]
Message-ID: <8115d8e702733754d0aea119e9b5bb63d1eb8b24.1668184658.git.asml.silence@gmail.com> (raw)
In-Reply-To: <[email protected]>

Add a lockdep annotation in io_poll_req_insert_locked().

Signed-off-by: Pavel Begunkov <[email protected]>
---
 io_uring/poll.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/io_uring/poll.c b/io_uring/poll.c
index 97c214aa688c..f500506984ec 100644
--- a/io_uring/poll.c
+++ b/io_uring/poll.c
@@ -116,6 +116,8 @@ static void io_poll_req_insert_locked(struct io_kiocb *req)
 	struct io_hash_table *table = &req->ctx->cancel_table_locked;
 	u32 index = hash_long(req->cqe.user_data, table->hash_bits);
 
+	lockdep_assert_held(&req->ctx->uring_lock);
+
 	hlist_add_head(&req->hash_node, &table->hbs[index].list);
 }
 
-- 
2.38.1


  parent reply	other threads:[~2022-11-11 16:53 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-11-11 16:51 [PATCH for-6.1 0/2] Subject: [PATCH for-6.1 0/2] 6.1 poll patches Pavel Begunkov
2022-11-11 16:51 ` [PATCH for-6.1 1/2] io_uring/poll: fix double poll req->flags races Pavel Begunkov
2022-11-11 16:51 ` Pavel Begunkov [this message]
2022-11-11 22:59 ` [PATCH for-6.1 0/2] Subject: [PATCH for-6.1 0/2] 6.1 poll patches Jens Axboe

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