linux-kernel - Re: [PATCH v2 linux-next] cpufreq: governors: Calculate iowait time only when necessary

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Message-ID: <514C0471.5000306@semaphore.gr>
Date:	Fri, 22 Mar 2013 09:12:49 +0200
From:	Stratos Karafotis <stratosk@...aphore.gr>
To:	"Rafael J. Wysocki" <rjw@...k.pl>
CC:	Viresh Kumar <viresh.kumar@...aro.org>, cpufreq@...r.kernel.org,
	linux-pm@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 linux-next] cpufreq: governors: Calculate iowait time
 only when necessary

On 03/22/2013 01:54 AM, Rafael J. Wysocki wrote:
> 
> Applied to linux-pm.git/bleeding-edge and will be moved to linux-next if there
> are no build problems in the bleeding-edge branch.
> 
> Thanks,
> Rafael

Hi Rafael,

I just noticed a regression with this patch with the calculation of wall time
in get get_cpu_idle_time that prevents the CPU to increase to max frequency,
when we use ondemand with io_is_busy = 1.

I'm sorry about that, I'm sending a patch to fix it.

Regards,
Stratos 

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