linux-kernel - Re: [PATCH] cpuidle - remove the power

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Date:	Wed, 12 Dec 2012 21:00:53 +0100
From:	Daniel Lezcano <daniel.lezcano@...aro.org>
To:	Julius Werner <jwerner@...omium.org>
CC:	"Rafael J. Wysocki" <rjw@...k.pl>,
	Francesco Lavra <francescolavra.fl@...il.com>,
	linux-pm@...r.kernel.org,
	Deepthi Dharwar <deepthi@...ux.vnet.ibm.com>,
	Trinabh Gupta <g.trinabh@...il.com>,
	Lists Linaro-dev <linaro-dev@...ts.linaro.org>,
	len.brown@...el.com, linux-kernel@...r.kernel.org,
	Andrew Morton <akpm@...ux-foundation.org>,
	Sameer Nanda <snanda@...omium.org>
Subject: Re: [PATCH] cpuidle - remove the power_specified field in the driver

On 12/12/2012 07:50 PM, Julius Werner wrote:
> Thanks again for making this happen, Daniel. I like this version,
> except for the small nitpick that I still think it would make sense to
> also turn the loop in menu.c around. How about something like this:
> 
>        for (i = drv->state_count - 1; i >= CPUIDLE_DRIVER_STATE_START; i++) {
>                 struct cpuidle_state *s = &drv->states[i];
>                 if (!s->disable && s->exit_latency <= latency_req &&
>                     s->target_residency <= data->predicted_us &&
>                     s->exit_latency * multiplier <= data->predicted_us) {
>                         data->last_state_idx = i;
>                         data->exit_us = s->exit_latency;
>                         break;
>                 }
>         }

Actually I was planning to do that in a separate patch.


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