1 files changed, 18 insertions, 4 deletions

diff --git a/arch/x86/pci/common.c b/arch/x86/pci/common.c
index 75fcc29ecf52..2a4d751818b7 100644
--- a/arch/x86/pci/common.c
+++ b/arch/x86/pci/common.c
@@ -342,9 +342,14 @@ struct pci_bus * __devinit pcibios_scan_root(int busnum)
                 return NULL;
         }
 
+        sd->node = get_mp_bus_to_node(busnum);
+
         printk(KERN_DEBUG "PCI: Probing PCI hardware (bus %02x)\n", busnum);
+        bus = pci_scan_bus_parented(NULL, busnum, &pci_root_ops, sd);
+        if (!bus)
+                kfree(sd);
 
-        return pci_scan_bus_parented(NULL, busnum, &pci_root_ops, sd);
+        return bus;
 }
 
 extern u8 pci_cache_line_size;
@@ -420,6 +425,10 @@ char * __devinit  pcibios_setup(char *str)
                 pci_probe &= ~PCI_PROBE_MMCONF;
                 return NULL;
         }
+        else if (!strcmp(str, "check_enable_amd_mmconf")) {
+                pci_probe |= PCI_CHECK_ENABLE_AMD_MMCONF;
+                return NULL;
+        }
 #endif
         else if (!strcmp(str, "noacpi")) {
                 acpi_noirq_set();
@@ -480,7 +489,7 @@ void pcibios_disable_device (struct pci_dev *dev)
                 pcibios_disable_irq(dev);
 }
 
-struct pci_bus *__devinit pci_scan_bus_with_sysdata(int busno)
+struct pci_bus *pci_scan_bus_on_node(int busno, struct pci_ops *ops, int node)
 {
         struct pci_bus *bus = NULL;
         struct pci_sysdata *sd;
@@ -495,10 +504,15 @@ struct pci_bus *__devinit pci_scan_bus_with_sysdata(int busno)
                 printk(KERN_ERR "PCI: OOM, skipping PCI bus %02x\n", busno);
                 return NULL;
         }
-        sd->node = -1;
-        bus = pci_scan_bus(busno, &pci_root_ops, sd);
+        sd->node = node;
+        bus = pci_scan_bus(busno, ops, sd);
         if (!bus)
                 kfree(sd);
 
         return bus;
 }
+
+struct pci_bus *pci_scan_bus_with_sysdata(int busno)
+{
+        return pci_scan_bus_on_node(busno, &pci_root_ops, -1);
+}