Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755582AbYHMHs1 (ORCPT ); Wed, 13 Aug 2008 03:48:27 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754966AbYHMHrw (ORCPT ); Wed, 13 Aug 2008 03:47:52 -0400 Received: from gprs189-60.eurotel.cz ([160.218.189.60]:37108 "EHLO gprs189-60.eurotel.cz" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755225AbYHMHrv (ORCPT ); Wed, 13 Aug 2008 03:47:51 -0400 Date: Wed, 13 Aug 2008 09:08:18 +0200 From: Pavel Machek To: Thomas Renninger Cc: Milan Broz , "Rafael J. Wysocki" , Andi Kleen , kernel list , ACPI mailing list , Alexey Starikovskiy , Greg Kroah-Hartman , stable@kernel.org Subject: Re: 2.6.27-rc1 and 2.6.26.1: critical thermal shutdown on thinkpad x60 (bisected) Message-ID: <20080813070818.GC1813@elf.ucw.cz> References: <20080806090246.GA1572@elf.ucw.cz> <48A1A4F6.9080706@redhat.com> <48A1B0CB.9050908@redhat.com> <200808121801.21374.trenn@suse.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <200808121801.21374.trenn@suse.de> X-Warning: Reading this can be dangerous to your mental health. 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: 1250 Lines: 29 On Tue 2008-08-12 18:01:18, Thomas Renninger wrote: > On Tuesday 12 August 2008 17:48:27 Milan Broz wrote: > > >>>> yes. maybe some userspace tool controlling frequency is involved, no > > >>>> idea yet. But it is 2.6.26 tree for sure. > > >>> > > >>> So it definitely is in 2.6.26.2, and it definitely is in 2.6.26? > > > > > > The bug is _not_ in 2.6.26, it was introduced in 2.6.26.1. > > > > > > The problem is, that now the CPU frequency doesn't decrease at some > > > temperature level and fan is unable to cool it properly. > Hmm, the machine should still not shut down. We need the virtual > passive trip point... Won't help here. We already do have real passive trip point on the other thermal zone, and the zone that actually forces shutdown goes 95->128C instantly (see that DSDT). Virtual passive trip point at 115C will not help anything. Pavel -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html -- 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/