Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758649AbYHOQmj (ORCPT ); Fri, 15 Aug 2008 12:42:39 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753879AbYHOQmb (ORCPT ); Fri, 15 Aug 2008 12:42:31 -0400 Received: from mx2.mail.elte.hu ([157.181.151.9]:36620 "EHLO mx2.mail.elte.hu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752981AbYHOQma (ORCPT ); Fri, 15 Aug 2008 12:42:30 -0400 Date: Fri, 15 Aug 2008 18:42:13 +0200 From: Ingo Molnar To: Mark Langsdorf Cc: Greg KH , Pavel Machek , joachim.deguara@amd.com, gregkh@ucw.cz, tglx@linutronix.de, mingo@redhat.com, hpa@zytor.com, linux-kernel@vger.kernel.org Subject: Re: [PATCH 01/01][retry 5] x86: L3 cache index disable for 2.6.26 Message-ID: <20080815164213.GA29956@elte.hu> References: <200807181603.52332.mark.langsdorf@amd.com> <200808141148.38108.mark.langsdorf@amd.com> <20080814171042.GA26985@kroah.com> <200808141332.53538.mark.langsdorf@amd.com> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <200808141332.53538.mark.langsdorf@amd.com> User-Agent: Mutt/1.5.18 (2008-05-17) X-ELTE-VirusStatus: clean X-ELTE-SpamScore: -1.5 X-ELTE-SpamLevel: X-ELTE-SpamCheck: no X-ELTE-SpamVersion: ELTE 2.0 X-ELTE-SpamCheck-Details: score=-1.5 required=5.9 tests=BAYES_00 autolearn=no SpamAssassin version=3.2.3 -1.5 BAYES_00 BODY: Bayesian spam probability is 0 to 1% [score: 0.0000] Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1239 Lines: 38 * Mark Langsdorf wrote: > New versions of AMD processors have support to disable parts > of their L3 caches if too many MCEs are generated by the > L3 cache. ? > > This patch provides a /sysfs interface under the cache > hierarchy to display which caches indices are disabled > (if any) and to monitoring applications to disable a > cache index. > > This patch does not set an automatic policy to disable > the L3 cache. ?Policy decisions would need to be made > by a RAS handler. ?This patch merely makes it easier to > see what indices are currently disabled. hm, looks good - but since i've got an earlier version of this included in -tip already: commit a24e8d36f5fc047dac9af6200322ed393f2e3175 Author: Mark Langsdorf Date: Tue Jul 22 13:06:02 2008 -0500 x86: L3 cache index disable for 2.6.26 could you please send a delta patch against tip/master? http://people.redhat.com/mingo/tip.git/README Thanks, Ingo -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/