io_uring: keep SQ pointers in a single cacheline

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sq_array and sq_sqes are always used together, however they are in
different cachelines, where the borderline is right before
cq_overflow_list is rather rarely touched. Move the fields together so
it loads only one cacheline.

Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Link: https://lore.kernel.org/r/3ef2411a94874da06492506a8897eff679244f49.1623709150.git.asml.silence@gmail.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>

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Pavel Begunkov 2021-06-14 23:37:20 +01:00 • committed by Jens Axboe

parent b1b2fc3574

commit c7af47cf0f

1 changed files with 1 additions and 2 deletions

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fs/io_uring.c

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