[lm-sensors] Upgraded my old Debian box's Kernel from 2.6.30 to 2.6.32, and missing datas in lm_sensors.

Jean Delvare khali at linux-fr.org
Mon Mar 8 22:17:43 CET 2010


On Mon, 8 Mar 2010 21:57:25 +0100, Luca Tettamanti wrote:
> On Sat, Mar 6, 2010 at 1:02 AM, Luca Tettamanti <kronos.it at gmail.com> wrote:
> > On Fri, Mar 5, 2010 at 11:20 PM, Phillip Pi <ant at zimage.com> wrote:
> >> This morning, I rebooted my old Debian box to start using its new Kernel
> >> 2.6.32 from 2.6.30, but I noticed my lm_sensors didn't show everything
> >> (voltages, fan RPMs, etc.) anymore compared to 2.6.30 and earlier. I am
> >> using a MSI K8N NEO4-F (MS-7125) motherboard.
> > [...]
> >> I looked at the FAQ and saw
> >> http://www.lm-sensors.org/wiki/FAQ/Chapter3#Mysensorshavestoppedworkinginkernel2.6.31
> >> which look like my issue and matches dmesg: http://pastie.org/856424 ...
> >>
> >> I am scared to use the lax method since it is not recommended. Is there
> >> another way to show the datas safely? Or do I have to use this trick or
> >> live without them?
> >
> > Asus provides an ACPI interface for accessing the sensors in a safe
> > way; I don't know what it's used on MSI boards, but I can take a look:
> > please send me a dump of the DSDT table
> 
> Nothing interesting in the DSDT; the hwmon chip is used only for
> reading a temperature (TZ).
> I think you can use "acpi_enforce_resources=lax", there not other ways
> to access the sensor data.

If you do, please make sure to blacklist the ACPI "thermal" driver.

-- 
Jean Delvare




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