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| author | Peter Zijlstra <peterz@infradead.org> | 2023-01-12 20:43:20 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2023-01-13 11:03:22 +0100 |
| commit | 5fca0d9f5d76664786ca6c09076341def165a677 (patch) | |
| tree | 3b09de5a38ed48707cc4970295973b16c7b3e974 /tools/perf/scripts/python/task-analyzer.py | |
| parent | cpuidle, riscv: Push RCU-idle into driver (diff) | |
| download | linux-5fca0d9f5d76664786ca6c09076341def165a677.tar.gz linux-5fca0d9f5d76664786ca6c09076341def165a677.zip | |
cpuidle, tegra: Push RCU-idle into driver
Doing RCU-idle outside the driver, only to then temporarily enable it
again, at least twice, before going idle is suboptimal.
Notably once implicitly through the cpu_pm_*() calls and once
explicitly doing RCU_NONIDLE().
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Tested-by: Tony Lindgren <tony@atomide.com>
Tested-by: Ulf Hansson <ulf.hansson@linaro.org>
Reviewed-by: Frederic Weisbecker <frederic@kernel.org>
Acked-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Link: https://lore.kernel.org/r/20230112195539.699546331@infradead.org
Diffstat (limited to 'tools/perf/scripts/python/task-analyzer.py')
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