src/share/vm/gc/g1/g1YoungRemSetSamplingThread.cpp

rev 11545 : [mq]: 8159978-collection-set-as-array
rev 11546 : [mq]: 8159978-erikh-review

@@ -105,15 +105,16 @@
 
 void G1YoungRemSetSamplingThread::sample_young_list_rs_lengths() {
   SuspendibleThreadSetJoiner sts;
   G1CollectedHeap* g1h = G1CollectedHeap::heap();
   G1Policy* g1p = g1h->g1_policy();
-  G1CollectionSet* g1cs = g1h->collection_set();
 
-  if (G1CollectedHeap::heap()->g1_policy()->adaptive_young_list_length()) {
+  if (g1p->adaptive_young_list_length()) {
     G1YoungRemSetSamplingClosure cl(&sts);
-    g1cs->iterate(&cl);
+
+    G1CollectionSet* g1cs = g1h->collection_set();
+    g1cs->iterate(&cl, true);
 
     if (cl.complete()) {
       g1p->revise_young_list_target_length_if_necessary(cl.sampled_rs_lengths());
     }
   }