linux-kernel - Re: [Query] CPUFreq: Why do we need policy->user

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Date:	Tue, 27 Aug 2013 16:29:52 +0530
From:	Viresh Kumar <viresh.kumar@...aro.org>
To:	Lan Tianyu <lantianyu1986@...il.com>
Cc:	"Rafael J. Wysocki" <rjw@...k.pl>,
	Lists linaro-kernel <linaro-kernel@...ts.linaro.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	"linux-pm@...r.kernel.org" <linux-pm@...r.kernel.org>,
	"cpufreq@...r.kernel.org" <cpufreq@...r.kernel.org>
Subject: Re: [Query] CPUFreq: Why do we need policy->user_policy?

On 26 August 2013 20:53, Lan Tianyu <lantianyu1986@...il.com> wrote:
> So far as I know, it stores some user's config and cpufreq_update_policy()
> bases on the data in the struct to start a new policy. Cpu thermal driver
> （/driver/thermal/cpu_cooling.c）also will its value to update freq policy
> when receive a cpufreq policy adjust notification.

Yeah, but how are these different from policy->min/max/policy/governor?
Why do we need to replicate this information?
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