Re: cpufreq stops working after a while

[Mark Lord <lkml@rtr.ca>]

Andrew Morton wrote:
> Mark Lord <lkml@rtr.ca> wrote:
..
>> I use speedstep-centrino with it, and after boot all is usually okay.
>> But after a few hours of operation, it stops shifting to the highest frequency
>> even under continuous 100% load (or not).  Eventually it gets stuck at 600Mhz
>> and stays there until I reboot.
..
>> WHY?
> 
> cpufreq seems to have relatively frequent problems.
> 
>>  And how can I fix it?
> 
> You could start by telling us which kernel versions are affected ;)

Heh.  2.6.17.6 and 2.6.18-rc3-git4 are the two kernels I have for it,
and both exhibit the problem.

Dave Jones wrote:
>boot with cpufreq.debug=7, and capture dmesg output after it fails

I'll reboot with the debug options and see..

Cheers