2 files changed, 7 insertions, 3 deletions

diff --git a/arch/i386/pci/init.c b/arch/i386/pci/init.c
index c7650a7e0b07..51087a9d9172 100644
--- a/arch/i386/pci/init.c
+++ b/arch/i386/pci/init.c
@@ -14,8 +14,12 @@ static __init int pci_access_init(void)
 #ifdef CONFIG_PCI_BIOS
         pci_pcbios_init();
 #endif
-        if (raw_pci_ops)
-                return 0;
+        /*
+         * don't check for raw_pci_ops here because we want pcbios as last
+         * fallback, yet it's needed to run first to set pcibios_last_bus
+         * in case legacy PCI probing is used. otherwise detecting peer busses
+         * fails.
+         */
 #ifdef CONFIG_PCI_DIRECT
         pci_direct_init();
 #endif
diff --git a/arch/i386/pci/mmconfig.c b/arch/i386/pci/mmconfig.c
index e545b0992c48..972180f738d9 100644
--- a/arch/i386/pci/mmconfig.c
+++ b/arch/i386/pci/mmconfig.c
@@ -178,7 +178,7 @@ static __init void unreachable_devices(void)
                                 pci_exp_set_dev_base(addr, k, PCI_DEVFN(i, 0));
                         if (addr == 0 ||
                             readl((u32 __iomem *)mmcfg_virt_addr) != val1) {
-                                set_bit(i, fallback_slots);
+                                set_bit(i + 32*k, fallback_slots);
                                 printk(KERN_NOTICE
                         "PCI: No mmconfig possible on %x:%x\n", k, i);
                         }