diff a/src/hotspot/share/gc/g1/g1CollectedHeap.inline.hpp b/src/hotspot/share/gc/g1/g1CollectedHeap.inline.hpp
--- a/src/hotspot/share/gc/g1/g1CollectedHeap.inline.hpp
+++ b/src/hotspot/share/gc/g1/g1CollectedHeap.inline.hpp
@@ -39,10 +39,11 @@
 #include "gc/g1/g1RegionPinCache.inline.hpp"
 #include "gc/g1/g1RemSet.hpp"
 #include "gc/shared/collectedHeap.inline.hpp"
 #include "gc/shared/markBitMap.inline.hpp"
 #include "gc/shared/taskqueue.inline.hpp"
+#include "oops/oop.inline.hpp"
 #include "oops/stackChunkOop.hpp"
 #include "runtime/threadSMR.inline.hpp"
 #include "utilities/bitMap.inline.hpp"
 
 inline bool G1STWIsAliveClosure::do_object_b(oop p) {
@@ -73,10 +74,14 @@
       cl->do_thread(list[i]);
     }
   }
 }
 
+bool G1CollectedHeap::can_be_marked_through_immediately(oop obj) const {
+  return obj->is_array() && !obj->is_array_with_oops();
+}
+
 G1GCPhaseTimes* G1CollectedHeap::phase_times() const {
   return _policy->phase_times();
 }
 
 G1EvacStats* G1CollectedHeap::alloc_buffer_stats(G1HeapRegionAttr dest) {