Re: AE_ERROR, ACPI thermal trip point state changed

From: Len Brown
Date: Thu Jan 15 2009 - 16:57:25 EST


On Wed, 20 Aug 2008, NÃmeth MÃrton wrote:

> Zhang, Rui wrote:
> > On Sat, 2008-03-08 at 15:41 +0800, NÃmeth MÃrton wrote:
> >> Zhang, Rui wrote:
> >>> On Fri, 2008-03-07 at 14:54 +0800, NÃmeth MÃrton wrote:
> >>>> Hi,
> >>>>
> >>>> I downloaded pmtools from
> >>>>
> >> http://www.kernel.org/pub/linux/kernel/people/lenb/acpi/utils/pmtools-20071116.tar.bz2 and
> >>>> compiled: it created exactly the same result what my currently
> >>>> installed acpidump Debian
> >>>> package version 20071116-1. I think it is useless to send the same
> >> log
> >>>> again.
> >>>>
> >>>> After I boot the "Please send acpidump to
> >> linux-acpi@xxxxxxxxxxxxxxx"
> >>>> message is already
> >>>> there. So when I first get the prompt I checked for this message in
> >>>> dmesg and executed
> >>>> the given command. Here is my result:
> >>>>
> >>>> # cat /proc/acpi/thermal_zone/*/*
> >>>> 0 - Active; 1 - Passive
> >>>> <polling disabled>
> >>>> state: ok
> >>>> temperature: 42 C
> >>>> critical (S5): 155 C
> >>>> passive: 84 C: tc1=2 tc2=5 tsp=0 devices=CPU0
> >>>> active[0]: 70 C: devices=
> >>>> # ls /proc/acpi/thermal_zone/*/*
> >>>> /proc/acpi/thermal_zone/THRM/cooling_mode
> >>>> /proc/acpi/thermal_zone/THRM/polling_frequency
> >>>> /proc/acpi/thermal_zone/THRM/state
> >>>> /proc/acpi/thermal_zone/THRM/temperature
> >>>> /proc/acpi/thermal_zone/THRM/trip_points
> >>>>
> >>>> Maybe this is related to
> >>>> http://bugzilla.kernel.org/show_bug.cgi?id=8544 ?
> >>>>
> >>> Hi, NÃmeth,
> >>>
> >>> Please ignore the debug patch I sent and try this one.
> >> I created both the dmesg logs:
> >>
> >> 1. Clevo-D410J-patch-debug-thermal2.txt: the patch-debug-thermal was
> >> only
> >> applied, (and added a missing "\n").
> >>
> >> 2. Clevo-D410J-thermal-fix.txt: the thermal-fix patch was also
> >> applied.
> >> In this case the AE_ERROR message is not there any more on Clevo D410J
> >> laptop.
> >>
> > Thanks for your help in debugging this.
> > We will get the "thermal-fix" patch upstream soon.
>
> As of 2.6.27-rc3 the patch is still not included in the mainstream. I
> hope that this patch was not forgotten completely.
>
> MÃrton NÃmeth

Apparently it was dropped.

should have put the patch here:
http://bugzilla.kernel.org/show_bug.cgi?id=8544

I'll do it now.

thanks,
-Len