--- old/src/share/vm/runtime/arguments.cpp	2013-01-15 13:59:15.190243150 -0800
+++ new/src/share/vm/runtime/arguments.cpp	2013-01-15 13:59:14.973561745 -0800
@@ -1984,6 +1984,8 @@
                                         "G1RefProcDrainInterval");
     status = status && verify_min_value((intx)G1ConcMarkStepDurationMillis, 1,
                                         "G1ConcMarkStepDurationMillis");
+    status = status && verify_interval(G1ConcRSHotCardLimit, 0, max_jubyte,
+                                       "G1ConcRSHotCardLimit");
   }
 #endif