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(parent: 5ba3c87) | patch
io_uring: use slist for completion batching
authorPavel Begunkov <asml.silence@gmail.com>
Fri, 24 Sep 2021 20:59:44 +0000 (21:59 +0100)
committerJens Axboe <axboe@kernel.dk>
Tue, 19 Oct 2021 11:49:53 +0000 (05:49 -0600)
commit6f33b0bc4ea43f5c5ce7b7c9ab66051f80837862
treec12f5df754d4b7d33f0b6157f39a2c0a99521450tree | snapshot
parent5ba3c874eb8acb09fd8aea78ded67e023931894acommit | diff
io_uring: use slist for completion batching

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>
fs/io_uring.c diff | blob | history
Domain: System / Kernel;