diff -r 9b3a41ccc927 -r 315a5d70b295 src/share/vm/gc_implementation/g1/ptrQueue.cpp
--- a/src/share/vm/gc_implementation/g1/ptrQueue.cpp	Thu May 07 17:09:48 2009 -0700
+++ b/src/share/vm/gc_implementation/g1/ptrQueue.cpp	Mon May 11 16:30:56 2009 -0700
@@ -172,7 +172,7 @@
   _n_completed_buffers++;
 
   if (!_process_completed &&
-      _n_completed_buffers == _process_completed_threshold) {
+      _n_completed_buffers >= _process_completed_threshold) {
     _process_completed = true;
     if (_notify_when_complete)
       _cbl_mon->notify_all();