diff --git a/arch/i386/pci/mmconfig.c b/arch/i386/pci/mmconfig.c
index 60f0e7a1162..dfbf80cff83 100644
--- a/arch/i386/pci/mmconfig.c
+++ b/arch/i386/pci/mmconfig.c
@@ -127,13 +127,6 @@ static int __init pci_mmcfg_init(void)
 	    (pci_mmcfg_config[0].base_address == 0))
 		goto out;
 
-	/* Kludge for now. Don't use mmconfig on AMD systems because
-	   those have some busses where mmconfig doesn't work,
-	   and we don't parse ACPI MCFG well enough to handle that. 
-	   Remove when proper handling is added. */
-	if (boot_cpu_data.x86_vendor == X86_VENDOR_AMD)
-		goto out; 
-
 	printk(KERN_INFO "PCI: Using MMCONFIG\n");
 	raw_pci_ops = &pci_mmcfg;
 	pci_probe = (pci_probe & ~PCI_PROBE_MASK) | PCI_PROBE_MMCONF;
diff --git a/arch/x86_64/pci/mmconfig.c b/arch/x86_64/pci/mmconfig.c
index 657e88aa090..a0838c4a94e 100644
--- a/arch/x86_64/pci/mmconfig.c
+++ b/arch/x86_64/pci/mmconfig.c
@@ -111,13 +111,6 @@ static int __init pci_mmcfg_init(void)
 	    (pci_mmcfg_config[0].base_address == 0))
 		return 0;
 
-	/* Kludge for now. Don't use mmconfig on AMD systems because
-	   those have some busses where mmconfig doesn't work,
-	   and we don't parse ACPI MCFG well enough to handle that. 
-	   Remove when proper handling is added. */
-	if (boot_cpu_data.x86_vendor == X86_VENDOR_AMD)
-		return 0; 
-
 	/* RED-PEN i386 doesn't do _nocache right now */
 	pci_mmcfg_virt = kmalloc(sizeof(*pci_mmcfg_virt) * pci_mmcfg_config_num, GFP_KERNEL);
 	if (pci_mmcfg_virt == NULL) {