diff -r 340ca8812af9 -r c2ce24504334 src/share/vm/runtime/virtualspace.cpp
--- a/src/share/vm/runtime/virtualspace.cpp	Thu Dec 18 09:37:02 2014 +0100
+++ b/src/share/vm/runtime/virtualspace.cpp	Tue Jun 24 15:50:50 2014 +0200
@@ -53,7 +53,7 @@
 }
 
 ReservedSpace::ReservedSpace(size_t size) {
-  size_t page_size = os::page_size_for_region(size, size, 1);
+  size_t page_size = os::page_size_for_region(size, 1);
   bool large_pages = page_size != (size_t)os::vm_page_size();
   // Don't force the alignment to be large page aligned,
   // since that will waste memory.
@@ -372,7 +372,7 @@
 
 
 bool VirtualSpace::initialize(ReservedSpace rs, size_t committed_size) {
-  const size_t max_commit_granularity = os::page_size_for_region(rs.size(), rs.size(), 1);
+  const size_t max_commit_granularity = os::page_size_for_region(rs.size(), 1);
   return initialize_with_granularity(rs, committed_size, max_commit_granularity);
 }
 
@@ -995,7 +995,7 @@
     case Disable:
       return vs.initialize_with_granularity(rs, 0, os::vm_page_size());
     case Commit:
-      return vs.initialize_with_granularity(rs, 0, os::page_size_for_region(rs.size(), rs.size(), 1));
+      return vs.initialize_with_granularity(rs, 0, os::page_size_for_region(rs.size(), 1));
     }
   }