view src/share/vm/gc_implementation/g1/concurrentMarkThread.inline.hpp @ 5188:5afc5a089c2c

8014555: G1: Memory ordering problem with Conc refinement and card marking Summary: Add a StoreLoad barrier in the G1 post-barrier to fix a race with concurrent refinement. Reviewed-by: brutisso, tschatzl, roland
author mgerdin
date Tue, 08 Oct 2013 17:35:51 +0200
parents c18cbe5936b8
children
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/*
 * Copyright (c) 2001, 2010, 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.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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 */

#ifndef SHARE_VM_GC_IMPLEMENTATION_G1_CONCURRENTMARKTHREAD_INLINE_HPP
#define SHARE_VM_GC_IMPLEMENTATION_G1_CONCURRENTMARKTHREAD_INLINE_HPP

#include "gc_implementation/g1/concurrentMark.hpp"
#include "gc_implementation/g1/concurrentMarkThread.hpp"

  // Total virtual time so far.
inline double ConcurrentMarkThread::vtime_accum() {
  return _vtime_accum + _cm->all_task_accum_vtime();
}

// Marking virtual time so far
inline double ConcurrentMarkThread::vtime_mark_accum() {
  return _vtime_mark_accum + _cm->all_task_accum_vtime();
}

#endif // SHARE_VM_GC_IMPLEMENTATION_G1_CONCURRENTMARKTHREAD_INLINE_HPP