--- a/hotspot/src/share/vm/runtime/vm_version.hpp	Mon Jul 14 10:15:21 2014 -0400
+++ b/hotspot/src/share/vm/runtime/vm_version.hpp	Fri Jul 18 11:22:49 2014 -0400
@@ -42,6 +42,7 @@
   static bool         _supports_atomic_getadd4;
   static bool         _supports_atomic_getadd8;
   static unsigned int _logical_processors_per_package;
+  static unsigned int _L1_data_cache_line_size;
   static int          _vm_major_version;
   static int          _vm_minor_version;
   static int          _vm_micro_version;
@@ -98,6 +99,10 @@
     return _logical_processors_per_package;
   }
 
+  static unsigned int L1_data_cache_line_size() {
+    return _L1_data_cache_line_size;
+  }
+
   // Need a space at the end of TLAB for prefetch instructions
   // which may fault when accessing memory outside of heap.
   static int reserve_for_allocation_prefetch() {