Re: [PATCH] 2.6.5 speedstep on P4Ms

[Dave Jones <davej@redhat.com>]

On Wed, 2004-06-09 at 16:47, Dominik Brodowski wrote:
> Hi Chris,
> 
> > for 3): what you say sounds much better than my brutal hack, so i won't 
> > post it again. i'd definitely want to try to implement 2 cpufreq 
> > drivers, but i fear this is way beyond me at the moment and probably 
> > involves design choices i can't make.
> 
> well, somebody _does_ have to do design choices... However, I'm not yet
> convinced of the necessity of supporting throttling and frequency scaling on
> the same system. Even more, under normal circumstances [i.e. idling works,
> which it does on most systems], I see no _technical_ reason to do
> throttling, or even non-temperature related _dynamic throttling_ like other
> OSes do it. For those new to this list, there's some maths in the archives
> which proves that you need more energy == battery power if you do
> throttling for any given task... So it's something we need to discuss 
> during 2.7.

I'm actually inclined to kill off p4-clockmod one day.
It doesn't seem to do anything useful whatsoever.
It certainly doesn't lower the temperature on my xeon.

	Dave