> > [...] But on the Athlon the IPI isnt going down a little side channel
> > between cpus.
>
> but even in the Athlon case an IPI is still an IRQ entry, which will add
> at least 200 cycles or more to the idle wakeup latency.
It is an idle cpu that is spending those 200 cycles.
Joe
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This archive was generated by hypermail 2b29 : Fri Mar 15 2002 - 22:00:22 EST