From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756510AbZHZJa7 (ORCPT ); Wed, 26 Aug 2009 05:30:59 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1756439AbZHZJa7 (ORCPT ); Wed, 26 Aug 2009 05:30:59 -0400 Received: from e28smtp09.in.ibm.com ([59.145.155.9]:54767 "EHLO e28smtp09.in.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756351AbZHZJa6 (ORCPT ); Wed, 26 Aug 2009 05:30:58 -0400 Date: Wed, 26 Aug 2009 15:00:43 +0530 From: Gautham R Shenoy To: Andreas Herrmann Cc: Peter Zijlstra , Ingo Molnar , linux-kernel@vger.kernel.org, Vaidyanathan Srinivasan , Balbir Singh Subject: Re: [PATCH 8/15] sched: Add parameter sched_mn_power_savings to control MN domain sched policy Message-ID: <20090826093043.GA22064@in.ibm.com> Reply-To: ego@in.ibm.com References: <20090820131243.GO29327@alberich.amd.com> <20090820133914.GW29327@alberich.amd.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20090820133914.GW29327@alberich.amd.com> User-Agent: Mutt/1.5.17 (2007-11-01) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Andreas, On Thu, Aug 20, 2009 at 03:39:14PM +0200, Andreas Herrmann wrote: > @@ -9208,6 +9229,11 @@ int __init sched_create_sysfs_power_savings_entries(struct sysdev_class *cls) > err = sysfs_create_file(&cls->kset.kobj, > &attr_sched_mc_power_savings.attr); > #endif > +#ifdef CONFIG_SCHED_MN > + if (!err && mc_capable()) > + err = sysfs_create_file(&cls->kset.kobj, > + &attr_sched_mn_power_savings.attr); > +#endif This would create the sysfs tunable even on systems which are mc_capable() but don't have multi-nodes on a package, no ? > return err; > } > #endif /* CONFIG_SCHED_MC || CONFIG_SCHED_SMT */ > -- > 1.6.0.4 > > -- Thanks and Regards gautham