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From: "Rafael J. Wysocki" <rjw@rjwysocki.net>
To: Lan Tianyu <tianyu.lan@intel.com>
Cc: viresh.kumar@linaro.org, cpufreq@vger.kernel.org,
	linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [Update PATCH 1/1] Cpufreq: Make governor data on nonboot cpus across system suspend/resume
Date: Sat, 16 Nov 2013 16:09:44 +0100	[thread overview]
Message-ID: <2541765.pYv7UXDJWx@vostro.rjw.lan> (raw)
In-Reply-To: <9847309.KdKOG5y1Zx@vostro.rjw.lan>

On Saturday, November 16, 2013 03:41:10 PM Rafael J. Wysocki wrote:

[...]

> > >> @@ -1822,6 +1822,9 @@ static int __cpufreq_governor(struct cpufreq_policy *policy,
> > >>   			((event == CPUFREQ_GOV_POLICY_EXIT) && !ret))
> > >>   		module_put(policy->governor->owner);
> > >>
> > >> +	if ((event == CPUFREQ_GOV_POLICY_INIT) && ret == -EALREADY)
> > >> +		ret = 0;
> > >> +
> 
> -> I'd prefer this check to be combined with the one done to determine whether
> or not we need to do the module_put().  Something like
> 
> 	if (event == CPUFREQ_GOV_POLICY_EXIT && ret) {

Obviously, that should be:

	if (event == CPUFREQ_GOV_POLICY_INIT && ret) {

> 		module_put(policy->governor->owner);
> 		if (ret == -EALREADY)
> 			return 0;
> 	} else if (event == CPUFREQ_GOV_POLICY_EXIT && !ret) {
> 		module_put(policy->governor->owner);
> 	}

Sorry for the confusion.

Thanks!

-- 
I speak only for myself.
Rafael J. Wysocki, Intel Open Source Technology Center.

  parent reply	other threads:[~2013-11-16 15:09 UTC|newest]

Thread overview: 23+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-11-15  6:01 [PATCH 1/1] Cpufreq: Make governor data on nonboot cpus across system syspend/resume Lan Tianyu
2013-11-15  8:15 ` [Update PATCH 1/1] Cpufreq: Make governor data on nonboot cpus across system suspend/resume Lan Tianyu
2013-11-15 10:22   ` Viresh Kumar
2013-11-16  4:33     ` Lan Tianyu
2013-11-15 10:54   ` Viresh Kumar
2013-11-16  5:24     ` viresh kumar
2013-11-16  0:38   ` Rafael J. Wysocki
2013-11-16  3:59     ` Lan Tianyu
2013-11-16 14:41       ` Rafael J. Wysocki
2013-11-16 14:57         ` Viresh Kumar
2013-11-16 15:10           ` Rafael J. Wysocki
2013-11-16 15:09         ` Rafael J. Wysocki [this message]
2013-11-16 15:23         ` Lan Tianyu
2013-11-16 15:36         ` [PATCH V2] " Lan Tianyu
2013-11-17  4:13           ` viresh kumar
2013-11-17 14:44             ` Rafael J. Wysocki
2013-11-17 16:23               ` Viresh Kumar
2013-11-22  7:49             ` viresh kumar
2013-11-22  8:19               ` Lan Tianyu
2013-11-22  8:39                 ` Viresh Kumar
2013-11-21 14:43           ` Rafael J. Wysocki
2013-11-21 15:54             ` Viresh Kumar
2013-11-21 21:43               ` Rafael J. Wysocki

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