io_uring: use slist for completion batching

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Currently we collect requests for completion batching in an array.
Replace them with a singly linked list. It's as fast as arrays but
doesn't take some much space in ctx, and will be used in future patches.

Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Link: https://lore.kernel.org/r/a666826f2854d17e9fb9417fb302edfeb750f425.1632516769.git.asml.silence@gmail.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>

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Pavel Begunkov 2021-09-24 21:59:44 +01:00 • committed by Jens Axboe

parent 5ba3c874eb

commit 6f33b0bc4e

1 changed files with 25 additions and 27 deletions

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fs/io_uring.c

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