linux-kernel - Re: [PATCH 2/2] cpufreq: Only do governor start after successful stop

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Date:	Wed, 14 Aug 2013 15:38:21 +0800
From:	Xiaoguang Chen <chenxg.marvell@...il.com>
To:	Viresh Kumar <viresh.kumar@...aro.org>
Cc:	Xiaoguang Chen <chenxg@...vell.com>,
	"cpufreq@...r.kernel.org" <cpufreq@...r.kernel.org>,
	"linux-pm@...r.kernel.org" <linux-pm@...r.kernel.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	"Rafael J. Wysocki" <rjw@...k.pl>
Subject: Re: [PATCH 2/2] cpufreq: Only do governor start after successful stop

2013/8/14 Viresh Kumar <viresh.kumar@...aro.org>:
> On 13 August 2013 12:39, Xiaoguang Chen <chenxg@...vell.com> wrote:
>> cpufreq_add_policy_cpu, __cpufreq_remove_dev and __cpufreq_set_policy
>> have operations for governor stop and start.
>> Only do the start operation when the previous stop operation succeeds.
>>
>> Signed-off-by: Xiaoguang Chen <chenxg@...vell.com>
>> ---
>>  drivers/cpufreq/cpufreq.c | 25 +++++++++++++++----------
>>  1 file changed, 15 insertions(+), 10 deletions(-)
>
> I hope you have seen this patch, which is already in Rafael's tree?
>
> https://lkml.org/lkml/2013/8/6/357

ohh, That is exactly what my patch tries to do. Sorry I just checked
mainline patch. I missed this one. Thank you very much!

Thanks
Xiaoguang
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