src/share/vm/runtime/handles.cpp

rev 8957 : 8223147: JFR Backport
8199712: Flight Recorder
8203346: JFR: Inconsistent signature of jfr_add_string_constant
8195817: JFR.stop should require name of recording
8195818: JFR.start should increase autogenerated name by one
8195819: Remove recording=x from jcmd JFR.check output
8203921: JFR thread sampling is missing fixes from JDK-8194552
8203929: Limit amount of data for JFR.dump
8203664: JFR start failure after AppCDS archive created with JFR StartFlightRecording
8003209: JFR events for network utilization
8207392: [PPC64] Implement JFR profiling

*** 70,80 ****
    // during GC phase 3, a handle may be a forward pointer that
    // is not yet valid, so loosen the assertion
    while (bottom < top) {
      // This test can be moved up but for now check every oop.
  
!     assert((*bottom)->is_oop(), "handle should point to oop");
  
      f->do_oop(bottom++);
    }
    return handles_visited;
  }
--- 70,81 ----
    // during GC phase 3, a handle may be a forward pointer that
    // is not yet valid, so loosen the assertion
    while (bottom < top) {
      // This test can be moved up but for now check every oop.
  
!     // JFR is known to set mark word to 0 for duration of leak analysis VM operaiton
!     assert((*bottom)->is_oop(INCLUDE_JFR), "handle should point to oop");
  
      f->do_oop(bottom++);
    }
    return handles_visited;
  }