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| author |   Pavel Begunkov <asml.silence@gmail.com> | 2021-11-10 15:49:33 +0000 |
|---|---|---|
| committer |   Jens Axboe <axboe@kernel.dk> | 2021-11-24 11:17:53 -0700 |
| commit | 3d4aeb9f98058c3bdfef5286e240cf18c50fee89 (patch) | |
| tree | 247e0136427a62faff8447d9b477c20a0839e391 /tools/perf/scripts/python/export-to-postgresql.py | |
| parent | io_uring: add option to skip CQE posting (diff) | |
| download | wireguard-linux-3d4aeb9f98058c3bdfef5286e240cf18c50fee89.tar.xz wireguard-linux-3d4aeb9f98058c3bdfef5286e240cf18c50fee89.zip | |
io_uring: don't spinlock when not posting CQEs
When no of queued for the batch completion requests need to post an CQE,
see IOSQE_CQE_SKIP_SUCCESS, avoid grabbing ->completion_lock and other
commit/post.
Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Link: https://lore.kernel.org/r/8d4b4a08bca022cbe19af00266407116775b3e4d.1636559119.git.asml.silence@gmail.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'tools/perf/scripts/python/export-to-postgresql.py')
0 files changed, 0 insertions, 0 deletions