Re: [patch] x86, apic: use 0x20 for the IRQ_MOVE_CLEANUP_VECTORinstead of 0x1f

[Alan Cox]

> I'm wondering if what you're thinking of are the really old LAPICs which
> could only remember two pending interrupts per priority level?

On the really old boards an IPI can arrive more than once which makes
synchronization questions all the more interesting !

Alan
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