From: Venki Pallipadi <venkatesh.pallipadi@intel.com>
Date: Wed, 23 May 2007 22:42:13 +0000 (-0700)
Subject: [CPUFREQ] acpi-cpufreq: Proper ReadModifyWrite of PERF_CTL MSR
X-Git-Tag: v2.6.23-rc1~1103^2~9
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=13424f6514f6444554a103362dd9d31eabbbdc54;p=pandora-kernel.git

[CPUFREQ] acpi-cpufreq: Proper ReadModifyWrite of PERF_CTL MSR

During recent acpi-cpufreq changes, writing to PERF_CTL msr
changed from RMW of entire 64 bit to RMW of low 32 bit and clearing of
upper 32 bit. Fix it back to do a proper RMW of the MSR.

Signed-off-by: Venkatesh Pallipadi <venkatesh.pallipadi@intel.com>
Signed-off-by: Dave Jones <davej@redhat.com>
---

Reading git-diff-tree failed