--- a/hotspot/src/share/vm/runtime/globals.hpp	Fri May 02 08:22:11 2008 -0700
+++ b/hotspot/src/share/vm/runtime/globals.hpp	Sun May 04 03:29:31 2008 -0700
@@ -1928,6 +1928,10 @@
   develop(bool, IgnoreLibthreadGPFault, false,                              \
           "Suppress workaround for libthread GP fault")                     \
                                                                             \
+  product(bool, PrintJNIGCStalls, false,                                    \
+          "Print diagnostic message when GC is stalled"                     \
+          "by JNI critical section")                                        \
+                                                                            \
   /* JVMTI heap profiling */                                                \
                                                                             \
   diagnostic(bool, TraceJVMTIObjectTagging, false,                          \