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| author | Pavel Begunkov <asml.silence@gmail.com> | 2019-11-21 21:24:56 +0300 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2019-11-25 19:56:10 -0700 |
| commit | 9835d6fafba58e6d9386a6d5af800789bdb52e5b (patch) | |
| tree | 1ff0d914ab1d5b612ff899e987eb16d7ffd3cfca /tools/perf/scripts/python/export-to-sqlite.py | |
| parent | d732447fed7d6b4c22907f630cd25d574bae5276 (diff) | |
io_uring: add likely/unlikely in io_get_sqring()
The number of SQEs to submit is specified by a user, so io_get_sqring()
in most of the cases succeeds. Hint compilers about that.
Checking ASM genereted by gcc 9.2.0 for x64, there is one branch
misprediction.
Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'tools/perf/scripts/python/export-to-sqlite.py')
0 files changed, 0 insertions, 0 deletions