[PATCH] x86,pci: detect end_bus_number according to acpi/e820 reserved

Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com>

diff --git a/arch/x86/pci/mmconfig-shared.c b/arch/x86/pci/mmconfig-shared.c
index 9297882..429c701 100644
--- a/arch/x86/pci/mmconfig-shared.c
+++ b/arch/x86/pci/mmconfig-shared.c
@@ -364,6 +364,7 @@ static void __init pci_mmcfg_reject_broken(int early)
 		cfg = &pci_mmcfg_config[i];
 		addr = cfg->start_bus_number;
 		addr <<= 20;
+		addr += cfg->address;
 		size = cfg->end_bus_number + 1 - cfg->start_bus_number;
 		size <<= 20;
 		printk(KERN_NOTICE "PCI: MCFG configuration %d: base %lx "