From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932479AbWG3UKR (ORCPT ); Sun, 30 Jul 2006 16:10:17 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932476AbWG3UKR (ORCPT ); Sun, 30 Jul 2006 16:10:17 -0400 Received: from colin.muc.de ([193.149.48.1]:26886 "EHLO mail.muc.de") by vger.kernel.org with ESMTP id S932475AbWG3UKP (ORCPT ); Sun, 30 Jul 2006 16:10:15 -0400 Date: 30 Jul 2006 22:10:05 +0200 Date: Sun, 30 Jul 2006 22:10:05 +0200 From: Andi Kleen To: Andrew Morton Cc: john stultz , smurf@smurf.noris.de, linux-kernel@vger.kernel.org, torvalds@osdl.org, bunk@stusta.de, lethal@linux-sh.org, hirofumi@mail.parknet.co.jp, asit.k.mallick@intel.com Subject: Re: REGRESSION: the new i386 timer code fails to sync CPUs Message-ID: <20060730201005.GA85093@muc.de> References: <20060722173649.952f909f.akpm@osdl.org> <20060723081604.GD27566@kiste.smurf.noris.de> <20060723044637.3857d428.akpm@osdl.org> <20060723120829.GA7776@kiste.smurf.noris.de> <20060723053755.0aaf9ce0.akpm@osdl.org> <1153756738.9440.14.camel@localhost> <20060724171711.GA3662@kiste.smurf.noris.de> <20060724175150.GD50320@muc.de> <1153774443.12836.6.camel@localhost> <20060730020346.5d301bb5.akpm@osdl.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20060730020346.5d301bb5.akpm@osdl.org> User-Agent: Mutt/1.4.1i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org > I guess Matthias didn't test this patch. Can we get some obviously-correct > fix in place for 2.6.18? So far we don't have any idea what the problem is on that system. > It is a "CPU0: Intel(R) Xeon(TM) CPU 3.00GHz stepping 03". Was that on that system? I guess it could be checked for and TSC be forced off. It sounds like a real CPU bug however. -Andi