--- a/hotspot/src/share/vm/classfile/metadataOnStackMark.hpp Tue Mar 10 19:56:19 2015 -0700
+++ b/hotspot/src/share/vm/classfile/metadataOnStackMark.hpp Fri Mar 13 12:40:39 2015 -0400
@@ -1,5 +1,5 @@
/*
- * Copyright (c) 2013, 2014, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2013, 2015, 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
@@ -36,23 +36,23 @@
// or executing methods, so that it can't be deleted during class redefinition
// and class unloading.
// This is also used for other things that can be deallocated, like class
-// metadata during parsing, relocated methods, and methods in backtraces.
+// metadata during parsing if errors occur, relocated methods, and temporary
+// constant pools.
class MetadataOnStackMark : public StackObj {
NOT_PRODUCT(static bool _is_active;)
-
- static volatile MetadataOnStackBuffer* _used_buffers;
- static volatile MetadataOnStackBuffer* _free_buffers;
+ static MetadataOnStackBuffer* _used_buffers;
+ static MetadataOnStackBuffer* _free_buffers;
+ static MetadataOnStackBuffer* _current_buffer;
static MetadataOnStackBuffer* allocate_buffer();
static void retire_buffer(MetadataOnStackBuffer* buffer);
public:
- MetadataOnStackMark(bool visit_code_cache);
+ MetadataOnStackMark(bool redefinition_walk);
~MetadataOnStackMark();
- static void record(Metadata* m, Thread* thread);
- static void retire_buffer_for_thread(Thread* thread);
- static bool has_buffer_for_thread(Thread* thread);
+ static void record(Metadata* m);
+ static void retire_current_buffer();
};
#endif // SHARE_VM_CLASSFILE_METADATAONSTACKMARK_HPP