Messages in this thread |  | | Subject | Re: 2.5.68-mmX: Drowning in irq 7: nobody cared! | From | Alan Cox <> | Date | 06 May 2003 12:17:43 +0100 |
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On Maw, 2003-05-06 at 11:41, Zwane Mwaikambo wrote: > > For anything where you get pairs of close IRQ's > > Shouldn't this also be observed more easily on P4/xAPIC since you can have > a pending vector in the IRR and ISR whilst the core processes one.
I don't know enough about the pending vector stuff. For the older APIC the IRQ's go via a suprisingly slow seperate APIC bus (4 wire if I remember rightly).
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