linux-kernel - Re: [PATCH] cpufreq: report driver's successful {un}registration

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Message-ID: <CAKohpok-ZdxJMCsLMGVA1yhmCjQyTwhCTu7PuXU47wpLQQyxEg@mail.gmail.com>
Date:	Thu, 10 Jul 2014 19:43:07 +0530
From:	Viresh Kumar <viresh.kumar@...aro.org>
To:	Borislav Petkov <bp@...en8.de>
Cc:	"Rafael J. Wysocki" <rjw@...ysocki.net>,
	Lists linaro-kernel <linaro-kernel@...ts.linaro.org>,
	"linux-pm@...r.kernel.org" <linux-pm@...r.kernel.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Arvind Chauhan <arvind.chauhan@....com>
Subject: Re: [PATCH] cpufreq: report driver's successful {un}registration

On 10 July 2014 19:37, Borislav Petkov <bp@...en8.de> wrote:
> On Thu, Jul 10, 2014 at 05:38:23PM +0530, Viresh Kumar wrote:
>> The problem with that is: CPUFreq may not be compiled in at all and we
>> wouldn't know the difference between success and absence.
>
> Of course you would: /sys/devices/system/cpu/cpufreq/

Yeah, with a local board its easily detectable.

But I faced the issue when I had to see some test reports from
the automated stuff and wanted to see if cpufreq is up and running.
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