--- old/src/share/vm/gc_implementation/g1/g1CollectorPolicy.cpp 2014-07-02 13:30:39.407194538 +0200 +++ new/src/share/vm/gc_implementation/g1/g1CollectorPolicy.cpp 2014-07-02 13:30:39.328192285 +0200 @@ -1047,7 +1047,7 @@ bool new_in_marking_window = _in_marking_window; bool new_in_marking_window_im = false; - if (during_initial_mark_pause()) { + if (last_pause_included_initial_mark) { new_in_marking_window = true; new_in_marking_window_im = true; }