>> @@ -667,22 +680,21 @@ struct pci_bus *pci_scan_one_pbm(struct pci_pbm_info *pbm,
>> pbm->busn.end = pbm->pci_last_busno;
>> pbm->busn.flags = IORESOURCE_BUS;
>> pci_add_resource(&resources, &pbm->busn);
>> - bus = pci_create_root_bus(parent,
>> + host = pci_scan_host_bridge(parent,
>> PCI_DOMBUS(pbm->index, pbm->pci_first_busno),
>> - pbm->pci_ops, pbm, &resources);
>> - if (!bus) {
>> - printk(KERN_ERR "Failed to create bus for %s\n",
>> + pbm->pci_ops, pbm, &resources, &phb_ops);
>> + if (!host) {
>> + printk(KERN_ERR "Failed to create host bridge for %s\n",
>> node->full_name);
>> pci_free_resource_list(&resources);
>> return NULL;
>> }
>>
>
> I would keep "bus" and set it here:
>
> bus = host->bus;
>
> That would remove some lines from your patch that really didn't change,
> which makes it easier to see what actually *is* changing, namely, you're
> removing the pci_of_scan_bus() call because it is now done inside
> pci_scan_host_bridge().
>
Yes, keep it will make the code more clean, thanks!
>> - pci_of_scan_bus(pbm, node, bus);
>> - pci_bus_register_of_sysfs(bus);
>> + pci_bus_register_of_sysfs(host->bus);
>>
>> - pci_claim_bus_resources(bus);
>> - pci_bus_add_devices(bus);
>> - return bus;
>> + pci_claim_bus_resources(host->bus);
>> + pci_bus_add_devices(host->bus);
>> + return host->bus;
>> }
>>
>> void pcibios_fixup_bus(struct pci_bus *pbus)
>> --
>> 1.7.1
>>
>
> .
>
--
Thanks!
Yijing
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