linux-kernel - Re: [PATCH Resend] cpufreq: Set cpufreq_cpu

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Message-ID: <CAKohponwTNuSpt_i2V=i5ZgfVrNgaFwo17AUFX=CT=pcEwoDVw@mail.gmail.com>
Date:	Mon, 9 Mar 2015 09:36:06 +0530
From:	Viresh Kumar <viresh.kumar@...aro.org>
To:	Ethan Zhao <ethan.kernel@...il.com>
Cc:	santosh shilimkar <santosh.shilimkar@...cle.com>,
	ethan zhao <ethan.zhao@...cle.com>,
	Rafael Wysocki <rjw@...ysocki.net>,
	Linaro Kernel Mailman List <linaro-kernel@...ts.linaro.org>,
	"linux-pm@...r.kernel.org" <linux-pm@...r.kernel.org>,
	linux-kernel <linux-kernel@...r.kernel.org>,
	guangyu.sun@...cle.com,
	"sriharsha.devdas@...cle.com" <sriharsha.devdas@...cle.com>
Subject: Re: [PATCH Resend] cpufreq: Set cpufreq_cpu_data to NULL before
 putting kobject

On 9 March 2015 at 07:04, Ethan Zhao <ethan.kernel@...il.com> wrote:
> Viresh,
>     Got that box and did some debug, found the policy->kobj is not initialized.
> So the race happened between cpufreq_cpu_get() and
> __cpufreq_add_dev(), and verified 'this' race could be fixed by commit
>
> 6d4e81e cpufreq: Ref the policy object sooner
>
>     I have reboot the box with crond for more than 12 hours, no warning found.

Oh, great. Thanks for your work Ethan. You want this to be pushed for 3.18
stable kernel, right? I will see what I can do.
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