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Date:	Thu, 20 Jun 2013 10:52:28 +0800
From:	Shawn Guo <shawn.guo@...aro.org>
To:	Viresh Kumar <viresh.kumar@...aro.org>
CC:	<rjw@...k.pl>, <linaro-kernel@...ts.linaro.org>,
	<patches@...aro.org>, <cpufreq@...r.kernel.org>,
	<linux-pm@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
	<robin.randhawa@....com>, <Steve.Bannister@....com>,
	<Liviu.Dudau@....com>, <charles.garcia-tobin@....com>,
	<arvind.chauhan@....com>, <dave.martin@....com>
Subject: Re: [PATCH 07/13] cpufreq: imx6q: call CPUFREQ_POSTCHANGE notfier in
 error cases

On Wed, Jun 19, 2013 at 02:23:01PM +0530, Viresh Kumar wrote:
> PRECHANGE and POSTCHANGE notifiers must be called in groups, i.e either both
> should be called or both shouldn't be.
> 
> In case we have started PRECHANGE notifier and found an error, we must call
> POSTCHANGE notifier with freqs.new = freqs.old to guarantee that sequence of
> calling notifiers is complete.
> 
> This patch fixes it.
> 
> This also moves PRECHANGE notifier down so that we call it just before starting
> frequency transition.
> 
> Cc: Shawn Guo <shawn.guo@...aro.org>

Acked-by: Shawn Guo <shawn.guo@...aro.org>

> Signed-off-by: Viresh Kumar <viresh.kumar@...aro.org>

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