Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754841AbZJAPdD (ORCPT ); Thu, 1 Oct 2009 11:33:03 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754627AbZJAPdD (ORCPT ); Thu, 1 Oct 2009 11:33:03 -0400 Received: from mx2.mail.elte.hu ([157.181.151.9]:44097 "EHLO mx2.mail.elte.hu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754542AbZJAPdB (ORCPT ); Thu, 1 Oct 2009 11:33:01 -0400 Date: Thu, 1 Oct 2009 17:32:50 +0200 From: Ingo Molnar To: Borislav Petkov Cc: Linus Torvalds , Borislav Petkov , Andi Kleen , x86@kernel.org, Linux Kernel Mailing List Subject: Re: x86: mce: Please revert 22223c9b417be5fd0ab2cf9ad17eb7bd1e19f7b9 Message-ID: <20091001153250.GA25885@elte.hu> References: <20090930194049.GA17712@liondog.tnic> <20090930204643.GA24862@elte.hu> <20090930214859.GA28638@elte.hu> <20090930223956.GE17712@liondog.tnic> <20090930230947.GA9346@elte.hu> <20091001141432.GA11410@aftab> <20091001144637.GB11410@aftab> <20091001150046.GA21476@elte.hu> <20091001152140.GC11410@aftab> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20091001152140.GC11410@aftab> User-Agent: Mutt/1.5.18 (2008-05-17) 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=3.2.5 -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: 1483 Lines: 35 * Borislav Petkov wrote: > On Thu, Oct 01, 2009 at 05:00:46PM +0200, Ingo Molnar wrote: > > > > Of course, if it _requires_ being loaded early for some other reason, then > > > > > > the only reason I can think of is if you want to be able to decode > > > MCEs happening as early as possible before the modules have been > > > init-ted. > > > > > > Question really is, what is more important to us? But we definitely > > > can do the module stuff too and get rid of ~5K core kernel fat by > > > relocating the whole functionality completely into the module. Hmm... > > > > I'd focus on the built-in-side initially, which is the most > > practical/debuggable/serviceable solution. It's of course not a problem > > (at all) if it is _also_ module loadable but that's not the primary > > goal. > > How about a CONFIG_EDAC_DECODE_MCE which depends on CONFIG_CPU_SUP_AMD > and defaults to yes with a config text saying something in the likes > of > > "... Select Y here if you want to decode MCEs happening early before > the modules framework has been initialized...." Yeah, that would be good. It should also obviously depend on CONFIG_X86_MCE - so only visible if MCE support is enabled. 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/