Update on DeviceKit

Holger Macht hmacht at suse.de
Thu May 8 08:12:48 PDT 2008


On Thu 08. May - 16:07:39, Matthew Garrett wrote:
> On Thu, May 08, 2008 at 04:53:00PM +0200, Holger Macht wrote:
> > On Thu 08. May - 15:46:00, Matthew Garrett wrote:
> > > On desktop systems, nothing other than ondemand ever makes sense. 
> > > There's already a kernel knob for setting maximum latency, but right now 
> > > I believe it only takes C states into account. You're guaranteed to get 
> > > code running within that window, it just makes no guarantees about what 
> > > speed the CPU will be running at or how long it'll take to ramp up.
> > 
> > So it would even make sense to not export "setting the governor", but just
> > a performance scale. This way, you could even set the governor behind the
> > interface if it requests full/medium/low performance.
> 
> I can only reiterate than on desktop systems, nothing other than 
> ondemand ever makes sense. Performance and conservative are just 
> different ways of asking the system to waste power.

Who's talking about desktop systems only? And I didn't object at all
here. Reiterating...My whole point is that everybody can do whatever he
wants behind the interface.

Regards,
	Holger


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