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io_uring: remove extra io_ring_exit_work wake up

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task_work_add() takes care of waking up the thread, remove useless
wake_up_process().

Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Link: https://lore.kernel.org/r/de9a71ee255112dcaed3b5d426be24934e74722c.1633532552.git.asml.silence@gmail.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Pavel Begunkov 2021-10-06 16:06:50 +01:00 committed by Jens Axboe
parent 4a04d1d148
commit 0cd3e3ddb4
1 changed files with 0 additions and 1 deletions
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fs/io_uring.c
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@ -9367,7 +9367,6 @@ static __cold void io_ring_exit_work(struct work_struct *work)
ret = task_work_add(node->task, &exit.task_work, TWA_SIGNAL); ret = task_work_add(node->task, &exit.task_work, TWA_SIGNAL);
if (WARN_ON_ONCE(ret)) if (WARN_ON_ONCE(ret))
continue; continue;
wake_up_process(node->task);
mutex_unlock(&ctx->uring_lock); mutex_unlock(&ctx->uring_lock);
wait_for_completion(&exit.completion); wait_for_completion(&exit.completion);