diff -r d05ebaf00ed0 -r c0492d52d55b src/share/vm/gc_implementation/parallelScavenge/psParallelCompact.cpp
--- a/src/share/vm/gc_implementation/parallelScavenge/psParallelCompact.cpp	Thu Mar 27 17:22:06 2008 -0700
+++ b/src/share/vm/gc_implementation/parallelScavenge/psParallelCompact.cpp	Tue Apr 01 15:13:47 2008 +0400
@@ -999,7 +999,7 @@
   DEBUG_ONLY(mark_bitmap_count = mark_bitmap_size = 0;)
 
   // Increment the invocation count
-  heap->increment_total_collections();
+  heap->increment_total_collections(true);
 
   // We need to track unique mark sweep invocations as well.
   _total_invocations++;
@@ -1964,7 +1964,7 @@
   assert(SafepointSynchronize::is_at_safepoint(), "must be at a safepoint");
   assert(ref_processor() != NULL, "Sanity");
 
-  if (GC_locker::is_active()) {
+  if (GC_locker::check_active_before_gc()) {
     return;
   }