Re: HEADSUP: cpufreq import complete, acpi_throttling changed

Eric Kjeldergaard wrote:
> On Sun, 06 Feb 2005 13:21:32 -0800, Nate Lawson <nate_at_root.org> wrote:
> 
>>I've finished the major work of importing cpufreq.  As part of this, the
>>sysctls for acpi throttling have been removed.  The power_profile script
>>has been updated, so you can use performance/economy_cpu_freq= in
>>rc.conf to set AC on/offline cpu frequencies.  The acpi throttling
>>support has been compiled into acpi_perf.ko so load that to get
>>throttling.  Do a sysctl dev.cpu to get an understanding of the cpufreq
>>sysctls.
> 
> 
> I have been using cpufreq on and off since this got comitted and just
> noticed a problem now.  I can't really say when it started happening,
> but I can say that it happens with a current from about 2 hours ago. 
> What happens is when I kldload cpufreq, usb stops working.  If I have
> a device that was already connected, it gets disconnected, I am unable
> to connect any new devices.  It's just completely unresponsive. 
> Whatever the issue is, it does not help to kldunload cpufreq, I am
> forced to reboot to get USB working again.  The system is an IBM
> Thinkpad R40.  I can give you whatever relevant info you need on
> request.

Hmm.  If you boot with cpufreq and usb loaded, does it have this 
problem?  Run the below script to send me your debug info:

http://www.root.org/~nate/freebsd/cpufreq_debug

-- 
Nate