[PATCH] mmconfig: fix unreachable_devices()

Currently, unreachable_devices() compares value of mmconfig and value
of conf1. But it doesn't check the device is reachable or not.

Signed-off-by: OGAWA Hirofumi <hirofumi@mail.parknet.co.jp>
Signed-off-by: Andi Kleen <ak@suse.de>

1 files changed, 2 insertions, 0 deletions

diff --git a/arch/i386/pci/pci.h b/arch/i386/pci/pci.h
index 2ce3d44b09d4..e58bae2076ad 100644
--- a/arch/i386/pci/pci.h
+++ b/arch/i386/pci/pci.h
@@ -101,4 +101,6 @@ extern void pcibios_sort(void);
 #define PCI_MMCFG_MAX_CHECK_BUS 16
 extern DECLARE_BITMAP(pci_mmcfg_fallback_slots, 32*PCI_MMCFG_MAX_CHECK_BUS);
 
+extern int __init pci_mmcfg_arch_reachable(unsigned int seg, unsigned int bus,
+                                           unsigned int devfn);
 extern int __init pci_mmcfg_arch_init(void);