PCI: export pcie_bus_configure_settings symbol

pcie_bus_configure_settings needs to be exported if the PCI hotplug
driver is being compiled as a module.

Reported-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Jon Mason <mason@myri.com>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c
index 5becf7c..8473727 100644
--- a/drivers/pci/probe.c
+++ b/drivers/pci/probe.c
@@ -1470,6 +1470,7 @@
 	pcie_bus_configure_set(bus->self, &smpss);
 	pci_walk_bus(bus, pcie_bus_configure_set, &smpss);
 }
+EXPORT_SYMBOL_GPL(pcie_bus_configure_settings);
 
 unsigned int __devinit pci_scan_child_bus(struct pci_bus *bus)
 {