src/hotspot/share/gc/serial/serialHeap.cpp

@@ -88,5 +88,12 @@
   memory_pools.append(_eden_pool);
   memory_pools.append(_survivor_pool);
   memory_pools.append(_old_pool);
   return memory_pools;
 }
+
+// No workGang for SerialHeap, work serially with thread 0
+Tickspan SerialHeap::run_task(AbstractGangTask* task) {
+  Ticks start = Ticks::now();
+  task->work(0);
+  return Ticks::now() - start;
+}