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1 // Copyright 2015 The Chromium Authors. All rights reserved. | 1 // Copyright 2015 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef BASE_TRACE_EVENT_PROCESS_MEMORY_DUMP_H_ | 5 #ifndef BASE_TRACE_EVENT_PROCESS_MEMORY_DUMP_H_ |
6 #define BASE_TRACE_EVENT_PROCESS_MEMORY_DUMP_H_ | 6 #define BASE_TRACE_EVENT_PROCESS_MEMORY_DUMP_H_ |
7 | 7 |
8 #include <stddef.h> | 8 #include <stddef.h> |
9 | 9 |
10 #include <unordered_map> | 10 #include <unordered_map> |
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41 struct MemoryAllocatorDumpEdge { | 41 struct MemoryAllocatorDumpEdge { |
42 MemoryAllocatorDumpGuid source; | 42 MemoryAllocatorDumpGuid source; |
43 MemoryAllocatorDumpGuid target; | 43 MemoryAllocatorDumpGuid target; |
44 int importance; | 44 int importance; |
45 const char* type; | 45 const char* type; |
46 }; | 46 }; |
47 | 47 |
48 // Maps allocator dumps absolute names (allocator_name/heap/subheap) to | 48 // Maps allocator dumps absolute names (allocator_name/heap/subheap) to |
49 // MemoryAllocatorDump instances. | 49 // MemoryAllocatorDump instances. |
50 using AllocatorDumpsMap = | 50 using AllocatorDumpsMap = |
51 std::unordered_map<std::string, scoped_ptr<MemoryAllocatorDump>>; | 51 std::unordered_map<std::string, std::unique_ptr<MemoryAllocatorDump>>; |
52 | 52 |
53 using HeapDumpsMap = std::unordered_map<std::string, scoped_ptr<TracedValue>>; | 53 using HeapDumpsMap = |
| 54 std::unordered_map<std::string, std::unique_ptr<TracedValue>>; |
54 | 55 |
55 #if defined(COUNT_RESIDENT_BYTES_SUPPORTED) | 56 #if defined(COUNT_RESIDENT_BYTES_SUPPORTED) |
56 // Returns the number of bytes in a kernel memory page. Some platforms may | 57 // Returns the number of bytes in a kernel memory page. Some platforms may |
57 // have a different value for kernel page sizes from user page sizes. It is | 58 // have a different value for kernel page sizes from user page sizes. It is |
58 // important to use kernel memory page sizes for resident bytes calculation. | 59 // important to use kernel memory page sizes for resident bytes calculation. |
59 // In most cases, the two are the same. | 60 // In most cases, the two are the same. |
60 static size_t GetSystemPageSize(); | 61 static size_t GetSystemPageSize(); |
61 | 62 |
62 // Returns the total bytes resident for a virtual address range, with given | 63 // Returns the total bytes resident for a virtual address range, with given |
63 // |start_address| and |mapped_size|. |mapped_size| is specified in bytes. The | 64 // |start_address| and |mapped_size|. |mapped_size| is specified in bytes. The |
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112 MemoryAllocatorDump* GetSharedGlobalAllocatorDump( | 113 MemoryAllocatorDump* GetSharedGlobalAllocatorDump( |
113 const MemoryAllocatorDumpGuid& guid) const; | 114 const MemoryAllocatorDumpGuid& guid) const; |
114 | 115 |
115 // Returns the map of the MemoryAllocatorDumps added to this dump. | 116 // Returns the map of the MemoryAllocatorDumps added to this dump. |
116 const AllocatorDumpsMap& allocator_dumps() const { return allocator_dumps_; } | 117 const AllocatorDumpsMap& allocator_dumps() const { return allocator_dumps_; } |
117 | 118 |
118 // Adds a heap dump for the allocator with |absolute_name|. The |TracedValue| | 119 // Adds a heap dump for the allocator with |absolute_name|. The |TracedValue| |
119 // must have the correct format. |trace_event::HeapDumper| will generate such | 120 // must have the correct format. |trace_event::HeapDumper| will generate such |
120 // a value from a |trace_event::AllocationRegister|. | 121 // a value from a |trace_event::AllocationRegister|. |
121 void AddHeapDump(const std::string& absolute_name, | 122 void AddHeapDump(const std::string& absolute_name, |
122 scoped_ptr<TracedValue> heap_dump); | 123 std::unique_ptr<TracedValue> heap_dump); |
123 | 124 |
124 // Adds an ownership relationship between two MemoryAllocatorDump(s) with the | 125 // Adds an ownership relationship between two MemoryAllocatorDump(s) with the |
125 // semantics: |source| owns |target|, and has the effect of attributing | 126 // semantics: |source| owns |target|, and has the effect of attributing |
126 // the memory usage of |target| to |source|. |importance| is optional and | 127 // the memory usage of |target| to |source|. |importance| is optional and |
127 // relevant only for the cases of co-ownership, where it acts as a z-index: | 128 // relevant only for the cases of co-ownership, where it acts as a z-index: |
128 // the owner with the highest importance will be attributed |target|'s memory. | 129 // the owner with the highest importance will be attributed |target|'s memory. |
129 void AddOwnershipEdge(const MemoryAllocatorDumpGuid& source, | 130 void AddOwnershipEdge(const MemoryAllocatorDumpGuid& source, |
130 const MemoryAllocatorDumpGuid& target, | 131 const MemoryAllocatorDumpGuid& target, |
131 int importance); | 132 int importance); |
132 void AddOwnershipEdge(const MemoryAllocatorDumpGuid& source, | 133 void AddOwnershipEdge(const MemoryAllocatorDumpGuid& source, |
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168 void set_has_process_totals() { has_process_totals_ = true; } | 169 void set_has_process_totals() { has_process_totals_ = true; } |
169 | 170 |
170 ProcessMemoryMaps* process_mmaps() { return &process_mmaps_; } | 171 ProcessMemoryMaps* process_mmaps() { return &process_mmaps_; } |
171 bool has_process_mmaps() const { return has_process_mmaps_; } | 172 bool has_process_mmaps() const { return has_process_mmaps_; } |
172 void set_has_process_mmaps() { has_process_mmaps_ = true; } | 173 void set_has_process_mmaps() { has_process_mmaps_ = true; } |
173 | 174 |
174 const HeapDumpsMap& heap_dumps() const { return heap_dumps_; } | 175 const HeapDumpsMap& heap_dumps() const { return heap_dumps_; } |
175 | 176 |
176 private: | 177 private: |
177 MemoryAllocatorDump* AddAllocatorDumpInternal( | 178 MemoryAllocatorDump* AddAllocatorDumpInternal( |
178 scoped_ptr<MemoryAllocatorDump> mad); | 179 std::unique_ptr<MemoryAllocatorDump> mad); |
179 | 180 |
180 ProcessMemoryTotals process_totals_; | 181 ProcessMemoryTotals process_totals_; |
181 bool has_process_totals_; | 182 bool has_process_totals_; |
182 | 183 |
183 ProcessMemoryMaps process_mmaps_; | 184 ProcessMemoryMaps process_mmaps_; |
184 bool has_process_mmaps_; | 185 bool has_process_mmaps_; |
185 | 186 |
186 AllocatorDumpsMap allocator_dumps_; | 187 AllocatorDumpsMap allocator_dumps_; |
187 HeapDumpsMap heap_dumps_; | 188 HeapDumpsMap heap_dumps_; |
188 | 189 |
189 // State shared among all PMDs instances created in a given trace session. | 190 // State shared among all PMDs instances created in a given trace session. |
190 scoped_refptr<MemoryDumpSessionState> session_state_; | 191 scoped_refptr<MemoryDumpSessionState> session_state_; |
191 | 192 |
192 // Keeps track of relationships between MemoryAllocatorDump(s). | 193 // Keeps track of relationships between MemoryAllocatorDump(s). |
193 std::vector<MemoryAllocatorDumpEdge> allocator_dumps_edges_; | 194 std::vector<MemoryAllocatorDumpEdge> allocator_dumps_edges_; |
194 | 195 |
195 DISALLOW_COPY_AND_ASSIGN(ProcessMemoryDump); | 196 DISALLOW_COPY_AND_ASSIGN(ProcessMemoryDump); |
196 }; | 197 }; |
197 | 198 |
198 } // namespace trace_event | 199 } // namespace trace_event |
199 } // namespace base | 200 } // namespace base |
200 | 201 |
201 #endif // BASE_TRACE_EVENT_PROCESS_MEMORY_DUMP_H_ | 202 #endif // BASE_TRACE_EVENT_PROCESS_MEMORY_DUMP_H_ |
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