src/share/vm/gc/shared/cardTableRS.cpp

*** 1,7 ****
  /*
!  * Copyright (c) 2001, 2016, Oracle and/or its affiliates. All rights reserved.
   * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   *
   * This code is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 only, as
   * published by the Free Software Foundation.
--- 1,7 ----
  /*
!  * Copyright (c) 2001, 2017, Oracle and/or its affiliates. All rights reserved.
   * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   *
   * This code is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 only, as
   * published by the Free Software Foundation.
*** 280,290 ****
  // precleaned                     ==> cur_youngergen_and_prev_nonclean_card
  // prev-younger-gen               ==> cur_youngergen_and_prev_nonclean_card
  // cur-younger-gen                ==> cur_younger_gen
  // cur_youngergen_and_prev_nonclean_card ==> no change.
  void CardTableRS::write_ref_field_gc_par(void* field, oop new_val) {
!   jbyte* entry = _ct_bs->byte_for(field);
    do {
      jbyte entry_val = *entry;
      // We put this first because it's probably the most common case.
      if (entry_val == clean_card_val()) {
        // No threat of contention with cleaning threads.
--- 280,290 ----
  // precleaned                     ==> cur_youngergen_and_prev_nonclean_card
  // prev-younger-gen               ==> cur_youngergen_and_prev_nonclean_card
  // cur-younger-gen                ==> cur_younger_gen
  // cur_youngergen_and_prev_nonclean_card ==> no change.
  void CardTableRS::write_ref_field_gc_par(void* field, oop new_val) {
!   volatile jbyte* entry = _ct_bs->byte_for(field);
    do {
      jbyte entry_val = *entry;
      // We put this first because it's probably the most common case.
      if (entry_val == clean_card_val()) {
        // No threat of contention with cleaning threads.