From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753966Ab0IKJmb (ORCPT ); Sat, 11 Sep 2010 05:42:31 -0400 Received: from mx2.mail.elte.hu ([157.181.151.9]:33551 "EHLO mx2.mail.elte.hu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753752Ab0IKJm3 (ORCPT ); Sat, 11 Sep 2010 05:42:29 -0400 Date: Sat, 11 Sep 2010 11:41:57 +0200 From: Ingo Molnar To: Robert Richter Cc: Don Zickus , Peter Zijlstra , "gorcunov@gmail.com" , "fweisbec@gmail.com" , "linux-kernel@vger.kernel.org" , "ying.huang@intel.com" , "ming.m.lin@intel.com" , "yinghai@kernel.org" , "andi@firstfloor.org" , "eranian@google.com" Subject: Re: [PATCH] x86: fix duplicate calls of the nmi handler Message-ID: <20100911094157.GA11521@elte.hu> References: <1283454469-1909-1-git-send-email-dzickus@redhat.com> <1284118900.402.35.camel@laptop> <20100910132741.GB4879@redhat.com> <20100910144634.GA1060@elte.hu> <20100910155659.GD13563@erda.amd.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20100910155659.GD13563@erda.amd.com> User-Agent: Mutt/1.5.20 (2009-08-17) X-ELTE-SpamScore: 0.5 X-ELTE-SpamLevel: X-ELTE-SpamCheck: no X-ELTE-SpamVersion: ELTE 2.0 X-ELTE-SpamCheck-Details: score=0.5 required=5.9 tests=BAYES_40 autolearn=no SpamAssassin version=3.2.5 0.5 BAYES_40 BODY: Bayesian spam probability is 20 to 40% [score: 0.3092] Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org * Robert Richter wrote: > On 10.09.10 10:46:34, Ingo Molnar wrote: > > > > I'll look at getting a trace of the thing, but if any of you has a > > > > bright idea... > > I found another patch in my queue, which fixes a duplicate call of the > nmi handler. Since I could not yet reproduce the bug, I am not sure if > this fixes the problem, but it is worth a try. Robert, can you reproduce the problem? It triggers rather easily on both Peter's and my AMD systems. Ingo