Messages in this thread | | | Date | Tue, 19 Jun 2012 17:01:11 +0800 | From | Yong Zhang <> | Subject | Re: [PATCH v2 5/5] sched: cpu_power: enable ARCH_POWER |
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On Tue, Jun 19, 2012 at 10:28:56AM +0200, Vincent Guittot wrote: > Heteregeneous ARM platform uses arch_scale_freq_power function > to reflect the relative capacity of each core > > Signed-off-by: Vincent Guittot <vincent.guittot@linaro.org> > --- > kernel/sched/features.h | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/kernel/sched/features.h b/kernel/sched/features.h > index de00a48..d98ae90 100644 > --- a/kernel/sched/features.h > +++ b/kernel/sched/features.h > @@ -42,7 +42,7 @@ SCHED_FEAT(CACHE_HOT_BUDDY, true) > /* > * Use arch dependent cpu power functions > */ > -SCHED_FEAT(ARCH_POWER, false) > +SCHED_FEAT(ARCH_POWER, true)
Hmmm...seems we can remove this knob completely.
__weak arch_scale_smt_power() is doing all the trick.
Thanks, Yong
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