Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751378AbVKXTIF (ORCPT ); Thu, 24 Nov 2005 14:08:05 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751391AbVKXTIE (ORCPT ); Thu, 24 Nov 2005 14:08:04 -0500 Received: from teetot.devrandom.net ([66.35.250.243]:147 "EHLO teetot.devrandom.net") by vger.kernel.org with ESMTP id S1751378AbVKXTIB (ORCPT ); Thu, 24 Nov 2005 14:08:01 -0500 Date: Thu, 24 Nov 2005 11:09:08 -0800 From: thockin@hockin.org To: Alan Cox Cc: Andi Kleen , "Eric W. Biederman" , Gerd Knorr , Linus Torvalds , Dave Jones , Zachary Amsden , Pavel Machek , Andrew Morton , Linux Kernel Mailing List , "H. Peter Anvin" , Zwane Mwaikambo , Pratap Subrahmanyam , Christopher Li , Ingo Molnar Subject: Re: [patch] SMP alternatives Message-ID: <20051124190908.GA2468@hockin.org> References: <20051123163906.GF20775@brahms.suse.de> <1132766489.7268.71.camel@localhost.localdomain> <20051123165923.GJ20775@brahms.suse.de> <1132783243.13095.17.camel@localhost.localdomain> <20051124131310.GE20775@brahms.suse.de> <20051124133907.GG20775@brahms.suse.de> <1132842847.13095.105.camel@localhost.localdomain> <20051124142200.GH20775@brahms.suse.de> <1132845324.13095.112.camel@localhost.localdomain> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1132845324.13095.112.camel@localhost.localdomain> User-Agent: Mutt/1.4.1i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 634 Lines: 12 On Thu, Nov 24, 2005 at 03:15:24PM +0000, Alan Cox wrote: > The Intel I have looked at generates MCE if the L2/L1/bus parity errors > but not on a RAM ECC error as that is memory controller not CPU level. > That usually asserts NMI. Same for most older chips PIII/AMD Athlon etc Some BIOSes route that into SMI. The BIOS can then log the error and tell the OS via the nmi_now bit. Uggh. - 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/