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io-wq: simplify worker exiting 

io_worker_handle_work() already takes care of the empty list case and
releases spinlock, so get rid of ugly conditional unlocking and
unconditionally call handle_work()

Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Link: https://lore.kernel.org/r/7521e485677f381036676943e876a0afecc23017.1623634181.git.asml.silence@gmail.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Pavel Begunkov 2021-06-14 02:36:17 +01:00 committed by Jens Axboe
parent 769e683715
commit e587227b68
1 changed files with 1 additions and 4 deletions
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5
fs/io-wq.c
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@ -565,10 +565,7 @@ loop:
if (test_bit(IO_WQ_BIT_EXIT, &wq->state)) {
raw_spin_lock_irq(&wqe->lock);
if (!wq_list_empty(&wqe->work_list))
io_worker_handle_work(worker);
else
raw_spin_unlock_irq(&wqe->lock);
io_worker_handle_work(worker);
}
io_worker_exit(worker);