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| author | Peter Zijlstra <peterz@infradead.org> | 2017-02-21 16:36:23 +0300 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2017-03-16 11:46:24 +0300 |
| commit | 77558e4d01ac0c7fa8cb1af4a61c2ab508d79f30 (patch) | |
| tree | da226c41a6eff545e088fb8a45af973d63e9f3d5 /tools/perf/scripts/python/stackcollapse.py | |
| parent | 7134b3e941613dcb959b4b178cc4a35e45cbbc0d (diff) | |
| download | linux-77558e4d01ac0c7fa8cb1af4a61c2ab508d79f30.tar.xz | |
sched/core: Make sched_ttwu_pending() atomic in time
Since all tasks on the wake_list are woken under a single rq->lock
avoid calling update_rq_clock() for each task.
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'tools/perf/scripts/python/stackcollapse.py')
0 files changed, 0 insertions, 0 deletions