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SubjectRe: [announce] [patch] ultra-scalable O(1) SMP and UP scheduler
Roger Larsson wrote:
>
> On Fridayen den 4 January 2002 12.42, Ingo Molnar wrote:
> > On Fri, 4 Jan 2002, Dieter [iso-8859-15] Nützel wrote:
> > > What next? Maybe a combination of O(1) and preempt?
> >
> > yes, fast preemption of kernel-mode tasks and the scheduler code are
> > almost orthogonal. So i agree that to get the best interactive performance
> > we need both.
> >
> > Ingo
> >
> > ps. i'm working on fixing the crashes you saw.
> >
> > -
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> > Please read the FAQ at http://www.tux.org/lkml/
>
> Ingo,
>
> The preemtion kernel adds protection to per process data...
> And it is not (yet) updated to handle the O(1) scheduler!

The two patches will are not compatable. When the time comes we will
have to work out how to make them compatable as they both modify key
parts of sched.c.

George
>
> /RogerL
>
> --
> Roger Larsson
> Skellefteå
> Sweden
> -
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--
George george@mvista.com
High-res-timers: http://sourceforge.net/projects/high-res-timers/
Real time sched: http://sourceforge.net/projects/rtsched/
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