From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757116Ab3AXVQh (ORCPT ); Thu, 24 Jan 2013 16:16:37 -0500 Received: from mail.kernel.org ([198.145.19.201]:40472 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1030213Ab3AXVO4 (ORCPT ); Thu, 24 Jan 2013 16:14:56 -0500 From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Greg Kroah-Hartman , alan@lxorguk.ukuu.org.uk, Andreas , Borislav Petkov , "Rafael J. Wysocki" Subject: [ 38/46] powernow-k8: Add a kconfig dependency on acpi-cpufreq Date: Thu, 24 Jan 2013 13:13:16 -0800 Message-Id: <20130124211149.894759583@linuxfoundation.org> X-Mailer: git-send-email 1.8.1.rc1.5.g7e0651a In-Reply-To: <20130124211135.862755794@linuxfoundation.org> References: <20130124211135.862755794@linuxfoundation.org> User-Agent: quilt/0.60-2.1.2 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 3.7-stable review patch. If anyone has any objections, please let me know. ------------------ From: Borislav Petkov commit 631e8ac18fd59722e7ceb15fceeef3f368c250f9 upstream. Andreas reports in https://bugzilla.kernel.org/show_bug.cgi?id=51741 that with his Gentoo config, acpi-cpufreq wasn't enabled and powernow-k8 couldn't handoff properly to acpi-cpufreq leading to running without P-state support (i.e., cores are constantly in P0). To alleaviate that, we need to make powernow-k8 depend on acpi-cpufreq so that acpi-cpufreq is always present. References: https://bugzilla.kernel.org/show_bug.cgi?id=51741 Reported-by: Andreas Signed-off-by: Borislav Petkov Signed-off-by: Rafael J. Wysocki Signed-off-by: Greg Kroah-Hartman --- drivers/cpufreq/Kconfig.x86 | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/drivers/cpufreq/Kconfig.x86 +++ b/drivers/cpufreq/Kconfig.x86 @@ -106,7 +106,7 @@ config X86_POWERNOW_K7_ACPI config X86_POWERNOW_K8 tristate "AMD Opteron/Athlon64 PowerNow!" select CPU_FREQ_TABLE - depends on ACPI && ACPI_PROCESSOR + depends on ACPI && ACPI_PROCESSOR && X86_ACPI_CPUFREQ help This adds the CPUFreq driver for K8/early Opteron/Athlon64 processors. Support for K10 and newer processors is now in acpi-cpufreq.