linux-kernel - Re: [PATCH V2 4/5] cpufreq: create cpu/cpufreq/policyX directories

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Date:	Thu, 15 Oct 2015 23:35:13 +0200
From:	"Rafael J. Wysocki" <rjw@...ysocki.net>
To:	Saravana Kannan <skannan@...eaurora.org>
Cc:	Viresh Kumar <viresh.kumar@...aro.org>,
	linaro-kernel@...ts.linaro.org, linux-pm@...r.kernel.org,
	open list <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH V2 4/5] cpufreq: create cpu/cpufreq/policyX directories

On Thursday, October 15, 2015 12:25:27 PM Saravana Kannan wrote:
> On 10/15/2015 09:05 AM, Viresh Kumar wrote:
> > The cpufreq sysfs interface had been a bit inconsistent as one of the
> > CPUs for a policy had a real directory within its sysfs 'cpuX' directory
> > and all other CPUs had links to it. That also made the code a bit
> > complex as we need to take care of moving the sysfs directory if the CPU
> > containing the real directory is getting physically hot-unplugged.
> >
> > Solve this by creating 'policyX' directories (per-policy) in
> > /sys/devices/system/cpu/cpufreq/ directory, where X is the CPU for which
> > the policy was first created.
> >
> > This also removes the need of keeping kobj_cpu and we can remove it now.
> >
> > Suggested-by: Saravana Kannan <skannan@...eaurora.org>
> > Signed-off-by: Viresh Kumar <viresh.kumar@...aro.org>
> 
> 
> Since you've added a separate patch for making policyX more consistent:
> Reviewed-by: Saravana Kannan <skannan@...eaurora.org>
> 
> Btw, does a Review-by have an implicit Acked-by?

Yes it does, at least as far as I'm concerned.

Thanks,
Rafael

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