--- old/src/share/vm/runtime/thread.hpp	2017-06-01 20:41:00.794596275 -0700
+++ new/src/share/vm/runtime/thread.hpp	2017-06-01 20:41:00.694596668 -0700
@@ -615,6 +615,7 @@
 
   TLAB_FIELD_OFFSET(start)
   TLAB_FIELD_OFFSET(end)
+  TLAB_FIELD_OFFSET(actual_end)
   TLAB_FIELD_OFFSET(top)
   TLAB_FIELD_OFFSET(pf_top)
   TLAB_FIELD_OFFSET(size)                   // desired_size