io_uring: refactor io_ring_exit_work()

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Don't reinit io_ring_exit_work()'s exit work/completions on each
iteration, that's wasteful. Also add list_rotate_left(), so if we failed
to complete the task job, we don't try it again and again but defer it
until others are processed.

Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>

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Pavel Begunkov 2021-04-14 13:38:34 +01:00 • committed by Jens Axboe

parent f39c8a5b11

commit 7f00651aeb

1 changed files with 5 additions and 4 deletions

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fs/io_uring.c

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