diff options
Diffstat (limited to 'src/share/vm/runtime/mutex.hpp')
-rw-r--r-- | src/share/vm/runtime/mutex.hpp | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/src/share/vm/runtime/mutex.hpp b/src/share/vm/runtime/mutex.hpp index ee0ca717b..66a3295c8 100644 --- a/src/share/vm/runtime/mutex.hpp +++ b/src/share/vm/runtime/mutex.hpp @@ -1,5 +1,5 @@ /* - * Copyright (c) 1998, 2008, Oracle and/or its affiliates. All rights reserved. + * Copyright (c) 1998, 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 @@ -22,6 +22,13 @@ * */ +#ifndef SHARE_VM_RUNTIME_MUTEX_HPP +#define SHARE_VM_RUNTIME_MUTEX_HPP + +#include "memory/allocation.hpp" +#include "runtime/os.hpp" +#include "utilities/histogram.hpp" + // The SplitWord construct allows us to colocate the contention queue // (cxq) with the lock-byte. The queue elements are ParkEvents, which are // always aligned on 256-byte addresses - the least significant byte of @@ -265,3 +272,5 @@ class Mutex : public Monitor { // degenerate Monitor } }; + +#endif // SHARE_VM_RUNTIME_MUTEX_HPP |