--- a/hotspot/src/share/vm/memory/metaspace.cpp	Fri Jun 12 12:55:32 2015 +0200
+++ b/hotspot/src/share/vm/memory/metaspace.cpp	Fri Jun 12 17:29:14 2015 -0400
@@ -3307,7 +3307,7 @@
       // Map in spaces now also
       if (mapinfo->initialize() && MetaspaceShared::map_shared_spaces(mapinfo)) {
         cds_total = FileMapInfo::shared_spaces_size();
-        cds_address = (address)mapinfo->region_base(0);
+        cds_address = (address)mapinfo->header()->region_addr(0);
       } else {
         assert(!mapinfo->is_open() && !UseSharedSpaces,
                "archive file not closed or shared spaces not disabled.");