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(parent: 9b4868f) | patch
io_uring: replace cmpxchg in fallback with xchg
authorPavel Begunkov <asml.silence@gmail.com>
Sun, 28 Feb 2021 22:04:54 +0000 (22:04 +0000)
committerJens Axboe <axboe@kernel.dk>
Tue, 2 Mar 2021 20:11:28 +0000 (13:11 -0700)
commitac952f94f91aeee89c7262f253d78cd280d1e297
tree9093645e078f52e337da182c264eb619beb50f66tree
parent9b4868f11994f85169e2b3a6cecf33fba89e3106commit | diff
io_uring: replace cmpxchg in fallback with xchg

io_run_ctx_fallback() can use xchg() instead of cmpxchg(). It's simpler
and faster.

Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
fs/io_uring.c diff | blob | blame | history
Linux 6.x block layer and io_uring tree(s)