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    SubjectRe: Oops in 2.6.23-rc1-git9, arch/x86_64/pci/k8-bus.c::fill_mp_bus_to_cpumask()
    On Sat, 4 Aug 2007 10:45:31 -0700 "Yinghai Lu" <yhlu.kernel@gmail.com> wrote:

    > Andrew,
    >
    > still need
    > x86_64-get-mp_bus_to_node-as-early-v2.patch in the -mm
    > it fix

    What does it fix? Much more detail, please.

    > diff -puN arch/i386/pci/irq.c~x86_64-get-mp_bus_to_node-as-early-v2
    > arch/i386/pci/irq.c
    > --- a/arch/i386/pci/irq.c~x86_64-get-mp_bus_to_node-as-early-v2
    > +++ a/arch/i386/pci/irq.c
    > @@ -136,10 +136,26 @@ static void __init pirq_peer_trick(void)
    > busmap[e->bus] = 1;
    > }
    > for(i = 1; i < 256; i++) {
    > + struct pci_bus *bus = NULL;
    > + struct pci_sysdata *sd;
    > if (!busmap[i] || pci_find_bus(0, i))
    > continue;
    > - if (pci_scan_bus(i, &pci_root_ops, NULL))
    > + /* Allocate per-root-bus (not per bus) arch-specific data.
    > + * TODO: leak; this memory is never freed.
    > + * It's arguable whether it's worth the trouble to care.
    > + */
    > + sd = kzalloc(sizeof(*sd), GFP_KERNEL);
    > + if (!sd) {
    > + printk(KERN_ERR "PCI: OOM, not probing PCI bus %02x\n",
    > + i);
    > + continue;
    > + }
    > + sd->node = get_mp_bus_to_node(i);
    > + bus = pci_scan_bus(i, &pci_root_ops, sd);
    > + if (bus)
    > printk(KERN_INFO "PCI: Discovered primary peer
    > bus %02x [IRQ]\n", i);

    Wordwrapped, tabs replaced with spaces.

    Please, for once and for all, fix your email client?

    Thanks.

    -
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