Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752493Ab0FDKP0 (ORCPT ); Fri, 4 Jun 2010 06:15:26 -0400 Received: from one.firstfloor.org ([213.235.205.2]:45376 "EHLO one.firstfloor.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751344Ab0FDKPY (ORCPT ); Fri, 4 Jun 2010 06:15:24 -0400 Date: Fri, 4 Jun 2010 12:15:19 +0200 From: Andi Kleen To: Vitaly Mayatskikh Cc: Andi Kleen , Vivek Goyal , linux-kernel@vger.kernel.org, Andrew Morton , Thomas Gleixner , Ingo Molnar , "H. Peter Anvin" , Randy Dunlap Subject: Re: [PATCH 0/5] kdump: extract log buffer and registers from vmcore on NMI button pressing Message-ID: <20100604101519.GA24794@basil.fritz.box> References: <1275464359-1566-1-git-send-email-v.mayatskih@gmail.com> <20100602151611.GA3174@redhat.com> <87iq60a3rh.wl%vmayatsk@redhat.com> <87d3w8xy3q.fsf@basil.nowhere.org> <874ohkuwhs.wl%vmayatsk@redhat.com> <20100603151347.GC4166@basil.fritz.box> <87zkzbjg6z.wl%vmayatsk@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <87zkzbjg6z.wl%vmayatsk@redhat.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 Content-Length: 1049 Lines: 36 On Fri, Jun 04, 2010 at 11:32:52AM +0200, Vitaly Mayatskikh wrote: > At Thu, 3 Jun 2010 17:13:47 +0200, Andi Kleen wrote: > > > > > NMI would be only needed if the crash kernel is completely > > > > hosed too. > > > > > > That's the case. > > > > You're saying it booted but is hosed after boot? > > > > That seems like a very obscure case. Is that really common? > > As usual: for engineers, who have to deal with it - yes, it is common. Well it would be better then to find out why that happens and fix it. Is this related to kexec driver problems? > > > > True. But as a last hope, when nothing else helps, it still may be > > > worth trying :) > > > > It will simply not work. > > Why? Because someone else steals all the NMIs. -Andi -- ak@linux.intel.com -- Speaking for myself only. -- 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/