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authorRafael J. Wysocki <rafael.j.wysocki@intel.com>2019-03-26 12:16:58 +0100
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2019-04-01 23:43:05 +0200
commit540a375822a40675868c5f62ae57b608a579e56a (patch)
tree3bd9e9ee6d92331bb1d3dca78e087e343a1b3c03 /kernel/sched
parent5a25e3f7cc538fb49e11267c1e41c54ccf83835e (diff)
cpufreq: Add cpufreq_cpu_acquire() and cpufreq_cpu_release()
It sometimes is necessary to find a cpufreq policy for a given CPU and acquire its rwsem (for writing) immediately after that, so introduce cpufreq_cpu_acquire() as a helper for that and the complementary cpufreq_cpu_release(). Make cpufreq_update_policy() use the new functions. Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com> Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
Diffstat (limited to 'kernel/sched')
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