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authorRafael J. Wysocki <rafael.j.wysocki@intel.com>2015-05-04 22:53:35 +0200
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2015-05-04 22:53:35 +0200
commitbcf6ad8a4a3d002e8bc8f6639cdc119168f4e87b (patch)
tree6536efb9c4c8d199aca4118af959d79192bab716 /drivers
parentcpuidle: Check the sign of index in cpuidle_reflect() (diff)
downloadlinux-bcf6ad8a4a3d002e8bc8f6639cdc119168f4e87b.tar.xz
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sched / idle: Eliminate the "reflect" check from cpuidle_idle_call()
Since cpuidle_reflect() should only be called if the idle state to enter was selected by cpuidle_select(), there is the "reflect" variable in cpuidle_idle_call() whose value is used to determine whether or not that is the case. However, if the entire code run between the conditional setting "reflect" and the call to cpuidle_reflect() is moved to a separate function, it will be possible to call that new function in both branches of the conditional, in which case cpuidle_reflect() will only need to be called from one of them too and the "reflect" variable won't be necessary any more. This eliminates one check made by cpuidle_idle_call() on the majority of its invocations, so change the code as described. Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com> Reviewed-by: Daniel Lezcano <daniel.lezcano@linaro.org> Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Diffstat (limited to 'drivers')
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