io_uring: don't bounce submit_state cachelines
struct io_submit_state contains struct io_comp_state and so locked_free_*, that renders cachelines around ->locked_free* being invalidated on most non-inline completions, that may terrorise caches if submissions and completions are done by different tasks. Signed-off-by:Pavel Begunkov <asml.silence@gmail.com> Link: https://lore.kernel.org/r/290cb5412b76892e8631978ee8ab9db0c6290dd5.1621201931.git.asml.silence@gmail.com Signed-off-by:
Jens Axboe <axboe@kernel.dk>
parent
d068b506
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