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SubjectRe: [PATCH] 2.4.18 scheduler bugs
> > moment work for them becomes available.  I see no reason why an idle cpu
> > should be forced to remain idle until the next tick, nor why fixing that
> > should be considered `broken'.
> performance. IPIs are expensive.

On a PIII I can see this being the case, especially as they dont power save
on hlt nowdays. But on the Athlon the IPI isnt going down a little side
channel between cpus.

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