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(parent: 009c9aa) | patch
io_uring: improve sqpoll event/state handling
authorPavel Begunkov <asml.silence@gmail.com>
Sun, 16 May 2021 21:58:00 +0000 (22:58 +0100)
committerJens Axboe <axboe@kernel.dk>
Mon, 14 Jun 2021 14:23:04 +0000 (08:23 -0600)
commite4b6d902a9e38f424ce118106ea4d1665b7951b5
treea8ae910156c5c4ac75c809ac76bf180a699e2144tree | snapshot
parent009c9aa5be652675a06d5211e1640e02bbb1c33dcommit | diff
io_uring: improve sqpoll event/state handling

As sqd->state changes rarely, don't check every event one by one but
look them all at once. Add a helper function. Also don't go into event
waiting sleeping with STOP flag set.

Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Link: https://lore.kernel.org/r/645025f95c7eeec97f88ff497785f4f1d6f3966f.1621201931.git.asml.silence@gmail.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
fs/io_uring.c diff | blob | history
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