Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758685AbZC1MA4 (ORCPT ); Sat, 28 Mar 2009 08:00:56 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754127AbZC1MAr (ORCPT ); Sat, 28 Mar 2009 08:00:47 -0400 Received: from mx3.mail.elte.hu ([157.181.1.138]:42976 "EHLO mx3.mail.elte.hu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753764AbZC1MAq (ORCPT ); Sat, 28 Mar 2009 08:00:46 -0400 Date: Sat, 28 Mar 2009 13:00:25 +0100 From: Ingo Molnar To: Hidetoshi Seto , "H. Peter Anvin" , Thomas Gleixner Cc: Andi Kleen , linux-kernel@vger.kernel.org Subject: Re: [PATCH -tip 1/3] x86, mce: Add mce_threshold option for intel cmci Message-ID: <20090328120025.GA14464@elte.hu> References: <49CB3F24.8040804@jp.fujitsu.com> <49CB4677.9010403@linux.intel.com> <49CC9FEC.6090300@jp.fujitsu.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <49CC9FEC.6090300@jp.fujitsu.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: 847 Lines: 22 * Hidetoshi Seto wrote: > > The only potential reason for implementing this threshold at the > > CPU level is if someone is concerned about CPU consumption > > during error storms. But then the threshold should be > > dynamically adjusted based on the current rate, otherwise it > > doesn't help. > > So sysfs is required for such usage, right? > I already have an another patch to have sysfs interface. > I'll post it next time if it helps. Yes, please post that patch too. I dont mind the boot parameter, and it might be handy if the hw is misbehaving. 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/