hotspot/src/share/vm/runtime/monitorChunk.cpp
author dcubed
Tue, 21 Jul 2015 07:28:37 -0700
changeset 31856 614d6786ba55
parent 13963 e5b53c306fb5
permissions -rw-r--r--
8075171: Contended Locking fast notify bucket Summary: JEP-143/JDK-8073165 Contended Locking fast notify bucket Reviewed-by: dholmes, acorn, dice, dcubed Contributed-by: dave.dice@oracle.com, karen.kinnear@oracle.com, daniel.daugherty@oracle.com

/*
 * Copyright (c) 1997, 2012, 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
 * or visit www.oracle.com if you need additional information or have any
 * questions.
 *
 */

#include "precompiled.hpp"
#include "memory/allocation.inline.hpp"
#include "oops/oop.inline.hpp"
#include "runtime/monitorChunk.hpp"

MonitorChunk::MonitorChunk(int number_on_monitors) {
  _number_of_monitors = number_on_monitors;
  _monitors           = NEW_C_HEAP_ARRAY(BasicObjectLock, number_on_monitors, mtInternal);
  _next               = NULL;
}


MonitorChunk::~MonitorChunk() {
  FreeHeap(monitors());
}


void MonitorChunk::oops_do(OopClosure* f) {
  for (int index = 0; index < number_of_monitors(); index++) {
    at(index)->oops_do(f);
  }
}