Re: [RFC 4/4] sched: cpu_power: enable ARCH_POWER

Peter Zijlstra
2012-06-13T12:50:30Z

On Tue, 2012-06-12 at 14:02 +0200, Vincent Guittot wrote:
> Heteregeneous ARM platform uses arch_scale_freq_power function
> to reflect the relative capacity of each core

I think I've pointed out before that this breaks x86.. you need a patch
killing at that stuff before this.

> 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)
>
> SCHED_FEAT(HRTICK, false)
> SCHED_FEAT(DOUBLE_TICK, false)