Subject: Re: acpi overheating
To: Pierre Pronchery <khorben@defora.org>
From: Steven M. Bellovin <smb@cs.columbia.edu>
List: current-users
Date: 12/12/2007 20:59:18
On Wed, 12 Dec 2007 20:38:22 +0100
Pierre Pronchery <khorben@defora.org> wrote:

> Patrick Welche wrote:
> > It seems that new acpi/powermanagement is not reading temperature
> > properly anymore.
> 
> I think that I have the same problem, and iirc I noticed it first
> when I switched from 4.99.37 to 4.99.39 (both with jmcneill-pm). My
> laptop is a Lenovo T60 Core 2 Duo running the amd64 port. I am
> currently running an MP kernel (without ever suspending).
> 
There was talk a long time back that some systems require explicit fan
control by the OS if ACPI is used.  I have no idea how the system
actually does this, but it may be related.


		--Steve Bellovin, http://www.cs.columbia.edu/~smb