--- a/hotspot/src/share/vm/memory/metaspace.hpp Tue May 28 11:35:57 2013 -0700
+++ b/hotspot/src/share/vm/memory/metaspace.hpp Tue May 28 16:36:19 2013 -0700
@@ -1,5 +1,5 @@
/*
- * Copyright (c) 2011, 2012, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2011, 2013, 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
@@ -127,6 +127,23 @@
static VirtualSpaceList* space_list() { return _space_list; }
static VirtualSpaceList* class_space_list() { return _class_space_list; }
+ // This is used by DumpSharedSpaces only, where only _vsm is used. So we will
+ // maintain a single list for now.
+ void record_allocation(void* ptr, MetaspaceObj::Type type, size_t word_size);
+
+ class AllocRecord : public CHeapObj<mtClass> {
+ public:
+ AllocRecord(address ptr, MetaspaceObj::Type type, int byte_size)
+ : _next(NULL), _ptr(ptr), _type(type), _byte_size(byte_size) {}
+ AllocRecord *_next;
+ address _ptr;
+ MetaspaceObj::Type _type;
+ int _byte_size;
+ };
+
+ AllocRecord * _alloc_record_head;
+ AllocRecord * _alloc_record_tail;
+
public:
Metaspace(Mutex* lock, MetaspaceType type);
@@ -148,8 +165,8 @@
size_t used_bytes_slow(MetadataType mdtype) const;
size_t capacity_bytes_slow(MetadataType mdtype) const;
- static Metablock* allocate(ClassLoaderData* loader_data, size_t size,
- bool read_only, MetadataType mdtype, TRAPS);
+ static Metablock* allocate(ClassLoaderData* loader_data, size_t word_size,
+ bool read_only, MetaspaceObj::Type type, TRAPS);
void deallocate(MetaWord* ptr, size_t byte_size, bool is_class);
MetaWord* expand_and_allocate(size_t size,
@@ -166,6 +183,13 @@
void print_on(outputStream* st) const;
// Debugging support
void verify();
+
+ class AllocRecordClosure : public StackObj {
+ public:
+ virtual void doit(address ptr, MetaspaceObj::Type type, int byte_size) = 0;
+ };
+
+ void iterate(AllocRecordClosure *closure);
};
class MetaspaceAux : AllStatic {