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io_uring/poll: lockdep annote io_poll_req_insert_locked

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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>
This commit is contained in:
Pavel Begunkov 2022-11-11 16:51:30 +00:00 committed by Jens Axboe
parent 30a33669fa
commit 5576035f15
1 changed files with 2 additions and 0 deletions
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io_uring/poll.c
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@ -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; struct io_hash_table *table = &req->ctx->cancel_table_locked;
u32 index = hash_long(req->cqe.user_data, table->hash_bits); 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); hlist_add_head(&req->hash_node, &table->hbs[index].list);
} }