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SubjectRe: voluntary-preempt-2.6.9-rc3-mm3-T3
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On Sat, 2004-10-09 at 01:09, Con Kolivas wrote:
> Lee Revell writes:
>
> > On Thu, 2004-10-07 at 06:52, Ingo Molnar wrote:
> >> i've released the -T3 VP patch:
> >>
> >> http://redhat.com/~mingo/voluntary-preempt/voluntary-preempt-2.6.9-rc3-mm3-T3
> >>
> >
> > With VP and PREEMPT in general, does the scheduler always run the
> > highest priority process, or do we only preempt if a SCHED_FIFO process
> > is runnable?
>
> Always the highest priority runnable.
>

Hmm, interesting. Would there be any advantage to a mode where only
SCHED_FIFO tasks can preempt? This seems like a much lighter way to
solve the realtime problem.

Lee

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