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.guit...@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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