Laptop ACPI fan control

[John Hupp]

On 6/4/2014 5:02 PM, farinet at arcor.de wrote:
> lubuntu-users-request at lists.ubuntu.com:
>
>> I installed acpitool just to test-drive it.  'acpitool -e' reports
>> everything, but it shows Fan and Thermal info as <not available> .  It
>> also reports concerning Show_CPU_Info: "could not read
>> /proc/acpi/processor/.  Make sure your kernel has ACPI processor support
>> enabled.
> Did you consider to tweak grub concerning acpi. Me, for example i solved
> some problems by adding "acpi_osi=linux".
>
> Cheers.
>
>

I don't think that's the problem.  Adding "acpi_osi=linux" is not going 
to create /proc/acpi/processor.  That location is no longer created 
under current kernels.  Instead, it creates a tree at /sys/class/thermal.