From mboxrd@z Thu Jan 1 00:00:00 1970 From: Vinson Lee Subject: [stable request <=3.7] acpi-cpufreq: set current frequency based on target P-State Date: Tue, 25 Mar 2014 15:04:16 -0700 Message-ID: <1395785057-28903-1-git-send-email-vlee@twopensource.com> References: <20131220081912.GA13684@hobo.Home> Return-path: In-Reply-To: <20131220081912.GA13684@hobo.Home> Sender: stable-owner@vger.kernel.org To: stable@vger.kernel.org Cc: "Rafael J. Wysocki" , Viresh Kumar , cpufreq@vger.kernel.org, linux-pm@vger.kernel.org, Len Brown , Ross Lagerwall , "Rafael J. Wysocki" , Vinson Lee List-Id: linux-pm@vger.kernel.org Hi. Please backport upstream commit 8673b83bf2f013379453b4779047bf3c6ae387e4 "acpi-cpufreq: set current frequency based on target P-State" to stable kernels 3.7 and earlier. This patch enables the kernel to control P-states on several platforms. Without this patch, the kernel was unable to control P-states on the same platforms. The upstream patch cleanly applies to 3.7. A backported patch is needed with the removal of SYSTEM_AMD_MSR_CAPABLE for kernels 3.6 and earlier. Cheers, Vinson Ross Lagerwall (1): acpi-cpufreq: set current frequency based on target P-State drivers/cpufreq/acpi-cpufreq.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) -- 1.8.3.2