On Friday 16 January 2015 09:44:09 Yijing Wang wrote: > @@ -2064,7 +2073,7 @@ struct pci_bus *pci_scan_root_bus(struct device *parent, u32 db, > { > struct pci_host_bridge *host; > > - host = pci_create_host_bridge(parent, db, resources, sysdata); > + host = pci_create_host_bridge(parent, db, resources, sysdata, NULL); > if (!host) > return NULL; > > Same comment as for patch 10: If we leave this out of the pci_create_host_bridge argument but set it later, þe interface becomes simpler for callers that don't have custom pci_host_bridge_ops. This would break your phb_prepare() callback, but I assume a host driver can just make a direct function call before entering pci_create_host_bridge for this. Let me know if I'm missing something here. Arnd -- To unsubscribe from this list: send the line "unsubscribe linux-pci" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html