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SubjectRe: Oops on dual P5 (mp_bus_id_to_pci_bus==NULL)
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On Tue, 2003-01-07 at 20:11, Pete Zaitcev wrote:
> Greg, the attached patch is broken. What do you think happens
> if (mpf->mpf_feature1 != 0) in get_smp_config()?
> In my case, it looks like this:
>
> Intel MultiProcessor Specification v1.1
> Virtual Wire compatibility mode.
> Default MP configuration #6
> Processor #0 Pentium(tm) APIC version 16
> Processor #1 Pentium(tm) APIC version 16
> I/O APIC #2 Version 16 at 0xFEC00000.
> Processors: 2
> ............... blah blah blah
> PCI: PCI BIOS revision 2.00 entry at 0xfcad0, last bus=0
> PCI: Using configuration type 2
> PCI: Probing PCI hardware
> Unable to handle kernel NULL pointer dereference at virtual address 00000000
> <--- IO_APIC_get_PCI_irq_vector dies in if (mp_bus_id_to_pci_bus[bus] == -1)
>
> I hope you have the time to fix this for -pre4.

I already sent Marcelo the fix.

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