From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933632AbXCZG42 (ORCPT ); Mon, 26 Mar 2007 02:56:28 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S933635AbXCZG42 (ORCPT ); Mon, 26 Mar 2007 02:56:28 -0400 Received: from mx2.mail.elte.hu ([157.181.151.9]:56331 "EHLO mx2.mail.elte.hu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933632AbXCZG41 (ORCPT ); Mon, 26 Mar 2007 02:56:27 -0400 Date: Mon, 26 Mar 2007 08:56:04 +0200 From: Ingo Molnar To: Nicolas Boichat Cc: Linus Torvalds , Michal Piotrowski , linux-kernel@vger.kernel.org, alsa-devel@lists.sourceforge.net, tiwai@suse.de Subject: Re: [BUG] Patch "CPU hotplug: call check_tsc_sync_source() with irqs off" breaks some drivers Message-ID: <20070326065604.GA19402@elte.hu> References: <4606CA92.1000405@boichat.ch> <46074CD2.8000002@boichat.ch> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <46074CD2.8000002@boichat.ch> User-Agent: Mutt/1.4.2.2i X-ELTE-VirusStatus: clean X-ELTE-SpamScore: -2.0 X-ELTE-SpamLevel: X-ELTE-SpamCheck: no X-ELTE-SpamVersion: ELTE 2.0 X-ELTE-SpamCheck-Details: score=-2.0 required=5.9 tests=BAYES_00 autolearn=no SpamAssassin version=3.1.7 -2.0 BAYES_00 BODY: Bayesian spam probability is 0 to 1% [score: 0.0000] Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org * Nicolas Boichat wrote: > > I found out which commit seems to cause these bugs: > > http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=d04f41e35343f1d788551fd3f753f51794f4afcf > > > > The latest GIT without this commit works fine, but doesn't with it. > > Sorry about blaming this commit. The problems happen randomly (about 1 > reboot over 2 is ok, at least with 2.6.21-rc4). I'll run more tests > and post the results later. is this the 32-bit kernel? If yes then does commit 4edc5db83f574dfcc8be35b7b96760ded543b360 (included in -rc5) fix it? Ingo