x86/pci: Renaming k8-bus_64.c to amd_bus.c

The name fits better since this is code not only for K8.

Signed-off-by: Robert Richter <robert.richter@amd.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
diff --git a/arch/x86/pci/Makefile_64 b/arch/x86/pci/Makefile_64
index 8fbd198..fd47068 100644
--- a/arch/x86/pci/Makefile_64
+++ b/arch/x86/pci/Makefile_64
@@ -13,5 +13,5 @@
 # mmconfig has a 64bit special
 obj-$(CONFIG_PCI_MMCONFIG) += mmconfig_64.o direct.o mmconfig-shared.o
 
-obj-y		+= k8-bus_64.o
+obj-y		+= amd_bus.o
 
diff --git a/arch/x86/pci/k8-bus_64.c b/arch/x86/pci/amd_bus.c
similarity index 100%
rename from arch/x86/pci/k8-bus_64.c
rename to arch/x86/pci/amd_bus.c