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DateFri, 22 Sep 2006 21:01:06 +0200
FromIngo Molnar <>
SubjectRe: 2.6.19 -mm merge plans
* Pavel Machek <pavel@suse.cz> wrote:

> > would be nice to merge the -hrt queue that goes right ontop this 
> > queue. Even if HIGH_RES_TIMERS is "default n" in the beginning. That 
> > gives us high-res timers and dynticks which are both very important 
> > features to certain classes of users/devices.
> 
> dynticks give benefit of 0.3W, or 20minutes (IIRC) from 8hours on 
> thinkpad x60... and they were around for way too long. (When baseline 
> is hz=250, it is 0.5W from hz=1000 baseline). It would be cool to 
> finally merge them.

note that this is a new implementation of dynticks though, not Con's 
older stuff which you probably used, right? But it's fairly low-impact 
(just a few lines ontop of hrtimers, here and there), ontop of the 
long-existing -hrt queue.

	Ingo
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