Messages in this thread | | | Date | Tue, 10 Apr 2001 17:13:03 +0200 (CEST) | From | Gérard Roudier <> | Subject | Re: aic7xxx and 2.4.3 failures - fix, it is interrupt routing |
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On Mon, 9 Apr 2001, Jim Studt wrote:
> G*rard Roudier insightfully opined.. > > Looks like an IRQ problem to me. > > I mean the kernel wants to change IRQ routing and just do the wrong job. > > Give the man a prize! > > After failing to work with 2.4.0, 2.4.1, 2.4.3, and 2.4.3-ac3 I > enabled X86_UP_IOAPIC to stir up the interrupt code and it works. > > I'll keep one of these servers set aside for testing and see if I can't > figure out a little more specifically what the problem is, but IOAPIC > is fine.
Probably because the code that messes with IRQs isn't involved when IOAPIC is used. If I had to guess I would point "arch/i386/kernel/pci-irq.c", function "pcibios_lookup_irq()".
Gérard.
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