linux-kernel - Re: [PATCH v5 05/12] ARM: topology: use new cpu

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Date:	Thu, 11 Sep 2014 14:52:44 -0400 (EDT)
From:	Nicolas Pitre <nicolas.pitre@...aro.org>
To:	Vincent Guittot <vincent.guittot@...aro.org>
cc:	peterz@...radead.org, mingo@...nel.org,
	linux-kernel@...r.kernel.org, preeti@...ux.vnet.ibm.com,
	linux@....linux.org.uk, linux-arm-kernel@...ts.infradead.org,
	riel@...hat.com, Morten.Rasmussen@....com, efault@....de,
	linaro-kernel@...ts.linaro.org, daniel.lezcano@...aro.org,
	dietmar.eggemann@....com
Subject: Re: [PATCH v5 05/12] ARM: topology: use new cpu_capacity interface

On Tue, 26 Aug 2014, Vincent Guittot wrote:

> Use the new arch_scale_cpu_capacity in order to reflect the original capacity
> of a CPU instead of arch_scale_freq_capacity which is more linked to a scaling
> of the capacity linked to the frequency.
> 
> Signed-off-by: Vincent Guittot <vincent.guittot@...aro.org>

Acked-by: Nicolas Pitre <nico@...aro.org>

> ---
>  arch/arm/kernel/topology.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/arch/arm/kernel/topology.c b/arch/arm/kernel/topology.c
> index e35d880..89cfdd6 100644
> --- a/arch/arm/kernel/topology.c
> +++ b/arch/arm/kernel/topology.c
> @@ -42,7 +42,7 @@
>   */
>  static DEFINE_PER_CPU(unsigned long, cpu_scale);
>  
> -unsigned long arch_scale_freq_capacity(struct sched_domain *sd, int cpu)
> +unsigned long arch_scale_cpu_capacity(struct sched_domain *sd, int cpu)
>  {
>  	return per_cpu(cpu_scale, cpu);
>  }
> @@ -166,7 +166,7 @@ static void update_cpu_capacity(unsigned int cpu)
>  	set_capacity_scale(cpu, cpu_capacity(cpu) / middle_capacity);
>  
>  	printk(KERN_INFO "CPU%u: update cpu_capacity %lu\n",
> -		cpu, arch_scale_freq_capacity(NULL, cpu));
> +		cpu, arch_scale_cpu_capacity(NULL, cpu));
>  }
>  
>  #else
> -- 
> 1.9.1
> 
> 
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