--- a/src/share/vm/gc_implementation/parallelScavenge/parallelScavengeHeap.cpp	Tue Apr 07 11:20:51 2015 +0200
+++ b/src/share/vm/gc_implementation/parallelScavenge/parallelScavengeHeap.cpp	Tue Apr 07 14:58:49 2015 +0200
@@ -78,6 +78,7 @@
                         (HeapWord*)(heap_rs.base() + heap_rs.size()));
 
   CardTableExtension* const barrier_set = new CardTableExtension(_reserved, 3);
+  barrier_set->initialize();
   _barrier_set = barrier_set;
   oopDesc::set_bs(_barrier_set);
   if (_barrier_set == NULL) {
@@ -484,10 +485,6 @@
   young_gen()->eden_space()->ensure_parsability();
 }
 
-size_t ParallelScavengeHeap::unsafe_max_alloc() {
-  return young_gen()->eden_space()->free_in_bytes();
-}
-
 size_t ParallelScavengeHeap::tlab_capacity(Thread* thr) const {
   return young_gen()->eden_space()->tlab_capacity(thr);
 }