Messages in this thread | | | Date | Fri, 05 Nov 2010 07:49:05 -0400 | From | Arjan van de Ven <> | Subject | Re: [PATCH] cpufreq: Fix ondemand governor powersave_bias execution time misuse |
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On 11/5/2010 11:19 AM, Youquan Song wrote: > Ondemand governor use powersave_bias tunable to do aggressive power save by > decrease CPU average frequency. The average frequency achieve by adjust low and > high frequency's execution time proportion during one sample time interval. > > Current kernel, only the high frequency executes in time proportion, but the low > frequency wrongly execute in one whole sample time interval when powersave_bias > is set. > > The patch fix it by set low frequency execution time to it deserved. > > Signed-off-by: Youquan Song<youquan.song@intel.com> > ---
while your patch looks correct, I think the whole feature is wonky and likely ought to be removed...........
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