CPUFreq addon in HAL

[Jeremy Katz]

On Mon, 2006-07-10 at 21:13 -0400, David Zeuthen wrote:
> On Wed, 2006-07-05 at 16:49 +0200, Holger Macht wrote:
> > Addon-cpufreq supports kernel governors and also implements a userspace
> > controlling mechanism. That makes it the "all you need for CPUFreq"
> > application. Furthermore, to not make things unnecessarily complicated for
> > desktop applications, it is supposed to abstract all the different
> > settings you can make for the different governors. One thing which isn't
> > available yet, is the possibility to control the performance of
> > dynamically scaled CPUs. 
> 
> Yea, probably we want a D-BUS interface on each device object
> representing an actual CPU which exports

Note that care is needed around multi-core CPUs.  Based on the last
conversation I had around this, they can only be controlled on a
per-socket basis so you really don't want to export each core
separately.

Jeremy