Re: [PATCH v3 2/5] powernv, cpufreq:Add per-core locking to serialize frequency transitions
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From: Viresh Kumar <viresh.kumar@linaro.org>
Date: 2014-03-21 08:42:53
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linux-pm
On Thu, Mar 20, 2014 at 5:40 PM, Gautham R. Shenoy [off-list ref] wrote:
From: "Srivatsa S. Bhat" <redacted> On POWER systems, the CPU frequency is controlled at a core-level and hence we need to serialize so that only one of the threads in the core switches the core's frequency at a time.
Probably you don't need this anymore. https://lkml.org/lkml/2014/3/21/23