From: Lan Tianyu <tianyu.lan@intel.com>
Date: Wed, 11 Sep 2013 07:05:05 +0000 (+0800)
Subject: cpufreq: Acquire the lock in cpufreq_policy_restore() for reading
X-Git-Tag: v3.12-rc1~35^2^2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=44871c9c7f7963f8869dd8bc9620221c9e9db153;p=pandora-kernel.git

cpufreq: Acquire the lock in cpufreq_policy_restore() for reading

In cpufreq_policy_restore() before system suspend policy is read from
percpu's cpufreq_cpu_data_fallback.  It's a read operation rather
than a write one, so take the lock for reading in there.

Signed-off-by: Lan Tianyu <tianyu.lan@intel.com>
Reviewed-by: Srivatsa S. Bhat <srivatsa.bhat@linux.vnet.ibm.com>
Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
---

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