Re: [sched] [patch] migration-fixes-2.5.3-pre2-A1

Manfred Spraul
2002-01-21T15:41:27Z

Ingo Molnar wrote:
>
> So i think the P6 documentation is a pessimisation of the true situation,
> and that we can very well have multiple interrupts on the same priority
> level even on older APICs - as long as the local timer interrupt is not
> amongst them.
>
You are right.
I tried to reproduce it (force cpu1 to priority 15, send 4 ipis to
priority 14 from cpu0, check that all arrive), and it seems that the
pIII doesn't drop ipi messages.

--
Manfred