--- old/src/hotspot/share/gc/g1/g1CollectedHeap.hpp	2020-08-04 14:27:26.069459538 +0200
+++ new/src/hotspot/share/gc/g1/g1CollectedHeap.hpp	2020-08-04 14:27:25.941457723 +0200
@@ -646,9 +646,10 @@
   // the G1OldGCCount_lock in case a Java thread is waiting for a full
   // GC to happen (e.g., it called System.gc() with
   // +ExplicitGCInvokesConcurrent).
-  // liveness_completed should indicate that during that old marking
-  // cycle the whole heap has actually been examined for live objects.
-  void increment_old_marking_cycles_completed(bool concurrent, bool liveness_completed);
+  // whole_heap_examined should indicate that during that old marking
+  // cycle the whole heap has been examined for live objects (as opposed
+  // to only parts, or aborted before completion).
+  void increment_old_marking_cycles_completed(bool concurrent, bool whole_heap_examined);
 
   uint old_marking_cycles_completed() {
     return _old_marking_cycles_completed;