Commit 761bcac1 authored by Pavel Begunkov's avatar Pavel Begunkov Committed by Jens Axboe
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io_uring: don't inflight-track linked timeouts 



Tracking linked timeouts as infligh was needed to make sure that io-wq
is not destroyed by io_uring_cancel_generic() racing with
io_async_cancel_one() accessing it. Now, cancellations issued by linked
timeouts are done in the task context, so it's already synchronised.

Signed-off-by: default avatarPavel Begunkov <asml.silence@gmail.com>
Link: https://lore.kernel.org/r/e1b05cf47cb69df2305efdbee8cf7ba36f46c1a3.1628981736.git.asml.silence@gmail.com


Signed-off-by: default avatarJens Axboe <axboe@kernel.dk>
parent 48dcd38d

fs/io_uring.c

+0 −2
Original line number Diff line number Diff line
@@ -5701,8 +5701,6 @@ static int io_timeout_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe, 


	data->mode = io_translate_timeout_mode(flags);

	hrtimer_init(&data->timer, CLOCK_MONOTONIC, data->mode);

	if (is_timeout_link)

		io_req_track_inflight(req);

	return 0;

}