lkml.org 
[lkml]   [2008]   [Apr]   [18]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
From
SubjectRe: Linux 2.6.25 (coretemp reads high temperatures)
Date
On Friday 18 April 2008, Matthew wrote:
> Hi everyone, hi Linus,
>
> congratulations on this new great kernel-release :)
>
> I've another "regression" to report for 2.6.25:
>
> it's concerning much higher temperatures being read out by the
> "coretemp" kernel-module in comparison to 2.6.24* series
>
> e.g. where temperatures were around 40-47°C they are now constantly
> jumping around 55-70°C (even in idle !)
>
> several other users/testers have reported this issue too (both on
> zen-sources [heavy patched] & latest gentoo-sources) [slightly
> patched]:
>
> http://forums.gentoo.org/viewtopic-t-684812-highlight-.html
>
> if I understood git right it (also) happens in conjunction with an 3
> weeks old acpi-snapshot
> (http://repo.or.cz/w/linux-2.6/zen-sources.git?a=heads) integrated in
> zen-sources
>
> I can "reproduce" this on an Intel Core 2 Duo 6600 (Conroe) with a P5W
> DH Deluxe mainboard (by Asus) since at least 2.6.25-rc8 (or possibly
> also rc7)
>
> the temperatures on mobile core (2) duo intel processors [e.g. an
> T7500] seem to be read out correctly - I can't tell it exactly but
> this seems to be an entirely "cosmetical" issue
> (hopefully it's not the opposite and the values are now read out
> correctly since such high temps would be very worrying ;) )
>
> Keep up the great work & please don't forget your growing amount of
> linux-desktop users :)
>
> Regards
>
> Mat

Hello Mat,
I'm not familiar with "coretemp", can you point me to the exact version
of the application you are running so I can see how it is getting at
the underlying information?

Also, do you see any change with and without kernel built with CONFIG_THERMAL=y?

thanks,
-Len
--
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/

\
 
 \ /
  Last update: 2008-04-19 03:55    [W:0.098 / U:0.040 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site