diff --git a/arch/ia64/pci/pci.c b/arch/ia64/pci/pci.c
index 54d9ed4..f9472c5 100644
--- a/arch/ia64/pci/pci.c
+++ b/arch/ia64/pci/pci.c
@@ -380,6 +380,7 @@
 	res->start = region->start + offset;
 	res->end = region->end + offset;
 }
+EXPORT_SYMBOL(pcibios_bus_to_resource);
 
 static int __devinit is_valid_resource(struct pci_dev *dev, int idx)
 {
diff --git a/arch/sparc64/kernel/pci.c b/arch/sparc64/kernel/pci.c
index bba140d..f21c993 100644
--- a/arch/sparc64/kernel/pci.c
+++ b/arch/sparc64/kernel/pci.c
@@ -540,6 +540,7 @@
 
 	pbm->parent->resource_adjust(pdev, res, root);
 }
+EXPORT_SYMBOL(pcibios_bus_to_resource);
 
 char * __init pcibios_setup(char *str)
 {