diff -r cc19612c6b9f -r 91935236600e hotspot/src/share/vm/runtime/sharedRuntime.cpp
--- a/hotspot/src/share/vm/runtime/sharedRuntime.cpp	Mon Oct 10 21:01:36 2011 -0400
+++ b/hotspot/src/share/vm/runtime/sharedRuntime.cpp	Thu Oct 13 09:35:42 2011 -0700
@@ -148,11 +148,13 @@
 
 #include <math.h>
 
+#ifndef USDT2
 HS_DTRACE_PROBE_DECL4(hotspot, object__alloc, Thread*, char*, int, size_t);
 HS_DTRACE_PROBE_DECL7(hotspot, method__entry, int,
                       char*, int, char*, int, char*, int);
 HS_DTRACE_PROBE_DECL7(hotspot, method__return, int,
                       char*, int, char*, int, char*, int);
+#endif /* !USDT2 */
 
 // Implementation of SharedRuntime
 
@@ -954,8 +956,14 @@
   Klass* klass = o->blueprint();
   int size = o->size();
   Symbol* name = klass->name();
+#ifndef USDT2
   HS_DTRACE_PROBE4(hotspot, object__alloc, get_java_tid(thread),
                    name->bytes(), name->utf8_length(), size * HeapWordSize);
+#else /* USDT2 */
+  HOTSPOT_OBJECT_ALLOC(
+                   get_java_tid(thread),
+                   (char *) name->bytes(), name->utf8_length(), size * HeapWordSize);
+#endif /* USDT2 */
   return 0;
 }
 
@@ -965,10 +973,18 @@
   Symbol* kname = method->klass_name();
   Symbol* name = method->name();
   Symbol* sig = method->signature();
+#ifndef USDT2
   HS_DTRACE_PROBE7(hotspot, method__entry, get_java_tid(thread),
       kname->bytes(), kname->utf8_length(),
       name->bytes(), name->utf8_length(),
       sig->bytes(), sig->utf8_length());
+#else /* USDT2 */
+  HOTSPOT_METHOD_ENTRY(
+      get_java_tid(thread),
+      (char *) kname->bytes(), kname->utf8_length(),
+      (char *) name->bytes(), name->utf8_length(),
+      (char *) sig->bytes(), sig->utf8_length());
+#endif /* USDT2 */
   return 0;
 JRT_END
 
@@ -978,10 +994,18 @@
   Symbol* kname = method->klass_name();
   Symbol* name = method->name();
   Symbol* sig = method->signature();
+#ifndef USDT2
   HS_DTRACE_PROBE7(hotspot, method__return, get_java_tid(thread),
       kname->bytes(), kname->utf8_length(),
       name->bytes(), name->utf8_length(),
       sig->bytes(), sig->utf8_length());
+#else /* USDT2 */
+  HOTSPOT_METHOD_RETURN(
+      get_java_tid(thread),
+      (char *) kname->bytes(), kname->utf8_length(),
+      (char *) name->bytes(), name->utf8_length(),
+      (char *) sig->bytes(), sig->utf8_length());
+#endif /* USDT2 */
   return 0;
 JRT_END