--- a/src/share/vm/gc_implementation/concurrentMarkSweep/vmCMSOperations.cpp	Sat Feb 15 14:41:04 2014 -0500
+++ b/src/share/vm/gc_implementation/concurrentMarkSweep/vmCMSOperations.cpp	Tue Feb 18 09:15:40 2014 +0100
@@ -35,14 +35,6 @@
 #include "utilities/dtrace.hpp"
 
 
-#ifndef USDT2
-HS_DTRACE_PROBE_DECL(hs_private, cms__initmark__begin);
-HS_DTRACE_PROBE_DECL(hs_private, cms__initmark__end);
-
-HS_DTRACE_PROBE_DECL(hs_private, cms__remark__begin);
-HS_DTRACE_PROBE_DECL(hs_private, cms__remark__end);
-#endif /* !USDT2 */
-
 //////////////////////////////////////////////////////////
 // Methods in abstract class VM_CMS_Operation
 //////////////////////////////////////////////////////////
@@ -138,11 +130,7 @@
     // Nothing to do.
     return;
   }
-#ifndef USDT2
-  HS_DTRACE_PROBE(hs_private, cms__initmark__begin);
-#else /* USDT2 */
   HS_PRIVATE_CMS_INITMARK_BEGIN();
-#endif /* USDT2 */
 
   _collector->_gc_timer_cm->register_gc_pause_start("Initial Mark");
 
@@ -158,11 +146,7 @@
 
   _collector->_gc_timer_cm->register_gc_pause_end();
 
-#ifndef USDT2
-  HS_DTRACE_PROBE(hs_private, cms__initmark__end);
-#else /* USDT2 */
   HS_PRIVATE_CMS_INITMARK_END();
-#endif /* USDT2 */
 }
 
 //////////////////////////////////////////////////////////
@@ -173,11 +157,7 @@
     // Nothing to do.
     return;
   }
-#ifndef USDT2
-  HS_DTRACE_PROBE(hs_private, cms__remark__begin);
-#else /* USDT2 */
   HS_PRIVATE_CMS_REMARK_BEGIN();
-#endif /* USDT2 */
 
   _collector->_gc_timer_cm->register_gc_pause_start("Final Mark");
 
@@ -194,11 +174,7 @@
   _collector->save_heap_summary();
   _collector->_gc_timer_cm->register_gc_pause_end();
 
-#ifndef USDT2
-  HS_DTRACE_PROBE(hs_private, cms__remark__end);
-#else /* USDT2 */
   HS_PRIVATE_CMS_REMARK_END();
-#endif /* USDT2 */
 }
 
 // VM operation to invoke a concurrent collection of a