src/hotspot/share/gc/z/zHeap.cpp

concurrent root iterator

 
   // Update statistics
   ZStatHeap::set_at_mark_start(capacity(), used());
 }
 
+void ZHeap::mark_concurrent_roots() {
+  _mark.mark_concurrent_roots();
+}
+
 void ZHeap::mark() {
   _mark.mark();
 }
 
 void ZHeap::mark_flush_and_free(Thread* thread) {