linux-kernel - Re: [RFC v3] cpufreq: Make sure frequency transitions are serialized

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Message-ID: <CAKohpo=WXwirP1y8f2HbSykhPaECCfUKD3XKSLVFty-Jarojvw@mail.gmail.com>
Date:	Thu, 20 Mar 2014 15:20:00 +0530
From:	Viresh Kumar <viresh.kumar@...aro.org>
To:	"Srivatsa S. Bhat" <srivatsa.bhat@...ux.vnet.ibm.com>
Cc:	"Rafael J. Wysocki" <rjw@...ysocki.net>,
	Lists linaro-kernel <linaro-kernel@...ts.linaro.org>,
	"cpufreq@...r.kernel.org" <cpufreq@...r.kernel.org>,
	"linux-pm@...r.kernel.org" <linux-pm@...r.kernel.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Amit Daniel <amit.daniel@...sung.com>
Subject: Re: [RFC v3] cpufreq: Make sure frequency transitions are serialized

On 20 March 2014 15:15, Srivatsa S. Bhat
<srivatsa.bhat@...ux.vnet.ibm.com> wrote:
> By the way, I'm also thinking of using a spinlock instead of a mutex.
> The critical section is tiny and we don't sleep inside the critical
> section - sounds like the perfect case for a spinlock.

Probably yes.
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