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    SubjectRe: [PATCH] 2.4.18 scheduler bugs
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    > > 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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