--- a/hotspot/src/os/bsd/vm/dtraceJSDT_bsd.cpp	Mon Oct 10 21:01:36 2011 -0400
+++ b/hotspot/src/os/bsd/vm/dtraceJSDT_bsd.cpp	Thu Oct 13 09:35:42 2011 -0700
@@ -33,6 +33,13 @@
 #include "runtime/signature.hpp"
 #include "utilities/globalDefinitions.hpp"
 
+/*
+ * JSDT java dtrace probes have never been implemented in macosx.  It is unknown if the solaris implementation
+ * is close or if significant implementation work is necessary.  The future of the solaris implementation also
+ * appears to be unclear since compiling code with JSDT probes produces the following warning:
+ * "warning: ProviderFactory is internal proprietary API and may be removed in a future release"
+ */
+
 int DTraceJSDT::pd_activate(
     void* baseAddress, jstring module,
     jint providers_count, JVM_DTraceProvider* providers) {