Siddha, Suresh B wrote: > On Wed, 2009-05-06 at 23:16 -0700, Han, Weidong wrote: >> @@ -634,6 +694,44 @@ static int ir_parse_ioapic_scope(struct >> acpi_dmar_header *header, " 0x%Lx\n", >> scope->enumeration_id, drhd->address); >> >> + bus = pci_find_bus(drhd->segment, scope->bus); >> + path = (struct acpi_dmar_pci_path *)(scope + 1); + count = >> (scope->length - + sizeof(struct acpi_dmar_device_scope)) >> + / sizeof(struct acpi_dmar_pci_path); >> + >> + while (count) { >> + if (pdev) >> + pci_dev_put(pdev); >> + >> + if (!bus) >> + break; >> + >> + pdev = pci_get_slot(bus, >> + PCI_DEVFN(path->dev, path->fn)); >> + if (!pdev) >> + break; > > ir_parse_ioapic_scope() happens very early in the boot. So, I don't > think we can do the pci related discovery here. > Thanks for your pointing it out. It should enable the source-id checking for io-apic's after the pci subsystem is up. I will change it. Regards, Weidong-- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html