From: Pavel Machek <pavel@suse.cz>
To: Thomas Renninger <trenn@suse.de>
Cc: Milan Broz <mbroz@redhat.com>, "Rafael J. Wysocki" <rjw@sisk.pl>,
Andi Kleen <andi@firstfloor.org>,
kernel list <linux-kernel@vger.kernel.org>,
ACPI mailing list <linux-acpi@vger.kernel.org>,
Alexey Starikovskiy <astarikovskiy@suse.de>,
Greg Kroah-Hartman <gregkh@novell.com>,
stable@kernel.org
Subject: Re: 2.6.27-rc1 and 2.6.26.1: critical thermal shutdown on thinkpad x60 (bisected)
Date: Wed, 13 Aug 2008 09:08:18 +0200 [thread overview]
Message-ID: <20080813070818.GC1813@elf.ucw.cz> (raw)
In-Reply-To: <200808121801.21374.trenn@suse.de>
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
next prev parent reply other threads:[~2008-08-13 7:48 UTC|newest]
Thread overview: 34+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-08-06 9:02 2.6.27-rc1: critical thermal shutdown on thinkpad x60 Pavel Machek
2008-08-07 9:13 ` Pavel Machek
2008-08-07 10:38 ` Pavel Machek
2008-08-07 11:34 ` Karel Zak
2008-08-07 13:05 ` Fabio Comolli
2008-08-07 14:41 ` Yves-Alexis Perez
2008-08-07 16:01 ` Andi Kleen
2008-08-12 9:41 ` Pavel Machek
2008-08-12 10:54 ` Andi Kleen
2008-08-12 11:02 ` Pavel Machek
2008-08-12 11:07 ` Milan Broz
2008-08-12 11:26 ` Pavel Machek
2008-08-12 11:44 ` Milan Broz
2008-08-12 11:55 ` Pavel Machek
2008-08-12 14:34 ` Rafael J. Wysocki
2008-08-12 14:57 ` 2.6.27-rc1: critical thermal shutdown on thinkpad x60 (bisected) Milan Broz
2008-08-12 15:48 ` Milan Broz
2008-08-12 16:01 ` 2.6.27-rc1 and 2.6.26.1: " Thomas Renninger
2008-08-13 7:08 ` Pavel Machek [this message]
2008-08-12 16:28 ` 2.6.27-rc1: " Andi Kleen
2008-08-12 18:30 ` Dominik Brodowski
2008-08-12 18:59 ` Andi Kleen
2008-08-12 19:56 ` Rafael J. Wysocki
2008-08-13 10:39 ` Milan Broz
2008-08-14 13:56 ` Milan Broz
2008-08-13 7:39 ` Pavel Machek
2008-08-13 7:39 ` Pavel Machek
2008-08-12 15:32 ` 2.6.27-rc1: critical thermal shutdown on thinkpad x60 Matthew Garrett
2008-08-12 19:57 ` Rafael J. Wysocki
2008-08-13 20:13 ` Henrique de Moraes Holschuh
2008-08-13 20:28 ` Pavel Machek
2008-08-13 20:42 ` Henrique de Moraes Holschuh
2008-08-13 20:55 ` Pavel Machek
2008-08-13 0:55 ` Zhang Rui
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