lkml.org 
[lkml]   [2010]   [Nov]   [5]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH] cpufreq: Fix ondemand governor powersave_bias execution time misuse
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...........



\
 
 \ /
  Last update: 2010-11-05 12:51    [W:0.094 / U:0.056 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site