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| author |   Peter Zijlstra <peterz@infradead.org> | 2019-10-31 12:34:23 +0100 |
|---|---|---|
| committer |   Ingo Molnar <mingo@kernel.org> | 2020-02-11 13:10:55 +0100 |
| commit | 75ff64572e497578e238fefbdff221c96f29067a (patch) | |
| tree | 1ad12e94e5eee534c451c298642444d79a4c082b /tools/perf/scripts/python/export-to-postgresql.py | |
| parent | locking/percpu-rwsem: Move __this_cpu_inc() into the slowpath (diff) | |
| download | linux-dev-75ff64572e497578e238fefbdff221c96f29067a.tar.xz linux-dev-75ff64572e497578e238fefbdff221c96f29067a.zip | |
locking/percpu-rwsem: Extract __percpu_down_read_trylock()
In preparation for removing the embedded rwsem and building a custom
lock, extract the read-trylock primitive.
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Reviewed-by: Davidlohr Bueso <dbueso@suse.de>
Acked-by: Will Deacon <will@kernel.org>
Acked-by: Waiman Long <longman@redhat.com>
Tested-by: Juri Lelli <juri.lelli@redhat.com>
Link: https://lkml.kernel.org/r/20200131151540.098485539@infradead.org
Diffstat (limited to 'tools/perf/scripts/python/export-to-postgresql.py')
0 files changed, 0 insertions, 0 deletions