linux-kernel - Re: [PATCH] cpufreq: stats: do cpufreq_cpu_put() corresponding to cpufreq_cpu

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Date:	Fri, 22 Mar 2013 12:47:35 +0100
From:	"Rafael J. Wysocki" <rjw@...k.pl>
To:	Viresh Kumar <viresh.kumar@...aro.org>
Cc:	Amit Kucheria <amit.kucheria@...aro.org>,
	Robin Randhawa <robin.randhawa@....com>,
	linux-pm@...r.kernel.org, Liviu Dudau <Liviu.Dudau@....com>,
	linux-kernel@...r.kernel.org, cpufreq@...r.kernel.org,
	Steve Bannister <Steve.Bannister@....com>,
	Arvind Chauhan <arvind.chauhan@....com>,
	Lists linaro-kernel <linaro-kernel@...ts.linaro.org>,
	Charles Garcia-Tobin <charles.garcia-tobin@....com>
Subject: Re: [PATCH] cpufreq: stats: do cpufreq_cpu_put() corresponding to cpufreq_cpu_get

On Friday, March 22, 2013 04:47:29 PM Viresh Kumar wrote:
> On 22 March 2013 16:42, Amit Kucheria <amit.kucheria@...aro.org> wrote:
> > On Fri, Mar 22, 2013 at 3:43 PM, Viresh Kumar <viresh.kumar@...aro.org> wrote:
> >> In cpufreq_stats_free_sysfs() we aren't balancing calls to cpufreq_cpu_get()
> >> with cpufreq_cpu_put(). This will never let us have ref count to policy->kobj as
> >> zero.
> >
> > Rafael,
> >
> > Since this prevents booting on our hardware (we unregister and
> > re-register the cpufreq driver to account for virtual cores), will
> > this be considered as a hotfix for 3.9?
> >
> >> Signed-off-by: Viresh Kumar <viresh.kumar@...aro.org>
> >
> > Acked-by: Amit Kucheria <amit.kucheria@...aro.org>
> 
> Sorry i forgot to mention, this should be pushed for next rc.

Well, -rc5 is a realistic target.

Thanks,
Rafael


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