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SubjectRe: 2.6.27-rc1 and 2.6.26.1: critical thermal shutdown on thinkpad x60 (bisected)
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


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