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author | Pavel Begunkov <asml.silence@gmail.com> | 2022-11-11 17:51:30 +0100 |
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committer | Jens Axboe <axboe@kernel.dk> | 2022-11-11 17:59:27 +0100 |
commit | 5576035f15dfcc6cb1cec236db40c2c0733b0ba4 (patch) | |
tree | 174a1468454b450c0048c17fbd5c8a599c078e81 | |
parent | io_uring/poll: fix double poll req->flags races (diff) | |
download | linux-5576035f15dfcc6cb1cec236db40c2c0733b0ba4.tar.xz linux-5576035f15dfcc6cb1cec236db40c2c0733b0ba4.zip |
io_uring/poll: lockdep annote io_poll_req_insert_locked
Add a lockdep annotation in io_poll_req_insert_locked().
Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Link: https://lore.kernel.org/r/8115d8e702733754d0aea119e9b5bb63d1eb8b24.1668184658.git.asml.silence@gmail.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
-rw-r--r-- | io_uring/poll.c | 2 |
1 files changed, 2 insertions, 0 deletions
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); } |