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SubjectRe: [PATCH v3 0/3] cpufreq: avoid redundant driver calls in schedutil
On Thu, Jul 14, 2016 at 06:02:31PM +0800, Pingbo Wen wrote:
> > Steve Muckle (3):
> > cpufreq: add cpufreq_driver_resolve_freq()
> > cpufreq: schedutil: map raw required frequency to driver frequency
>
> Tested the first two patches on db410c, only waking up irq_work 53
> times, while previous was 257 times(79% decrease) in Android home idle
> for 5 minutes.

Thanks Pingbo. My experience measuring the number of calls into the acpi
cpufreq fast switch path was similar. An arbitrary system workload I
chose showed a ~75% reduction in calls.

thanks,
Steve

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