--- a/hotspot/src/share/vm/gc_implementation/g1/collectionSetChooser.cpp	Mon Mar 12 14:59:00 2012 -0700
+++ b/hotspot/src/share/vm/gc_implementation/g1/collectionSetChooser.cpp	Fri Mar 23 10:53:19 2012 -0400
@@ -285,7 +285,7 @@
   // that the result is the same during all mixed GCs that follow a cycle.
 
   const size_t region_num = (size_t) _length;
-  const size_t gc_num = (size_t) G1MaxMixedGCNum;
+  const size_t gc_num = (size_t) G1MixedGCCountTarget;
   size_t result = region_num / gc_num;
   // emulate ceiling
   if (result * gc_num < region_num) {