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| author | Pavel Begunkov <asml.silence@gmail.com> | 2026-08-07 14:19:20 +0100 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2026-08-15 17:29:56 -0600 |
| commit | 433c57e9b175ed82c0f68a58200d2f10a6ea5580 (patch) | |
| tree | 98982c89a8fcab389c852ba0cb88402fb14c4367 /tools/perf/scripts/python/stackcollapse.py | |
| parent | 1afcef59fea02c271f5bcf3496402c34b3508a0f (diff) | |
io_uring/zcrx: move RQ head/tail to separate cache lines
RQ head and tail are currently put into the same cache line, which can
cause false sharing problems when refill is run on another CPU. Put them
into separate cache lines.
Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Reviewed-by: Mina Almasry <almasrymina@google.com>
Link: https://patch.msgid.link/f769116a3f5267f06cb9a9a819d482ddea2e0852.1786108672.git.asml.silence@gmail.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'tools/perf/scripts/python/stackcollapse.py')
0 files changed, 0 insertions, 0 deletions