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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_MEMORY_DUMP_MANAGER_H_ | 5 #ifndef BASE_TRACE_EVENT_MEMORY_DUMP_MANAGER_H_ |
| 6 #define BASE_TRACE_EVENT_MEMORY_DUMP_MANAGER_H_ | 6 #define BASE_TRACE_EVENT_MEMORY_DUMP_MANAGER_H_ |
| 7 | 7 |
| 8 #include <set> | 8 #include <set> |
| 9 | 9 |
| 10 #include "base/atomicops.h" | 10 #include "base/atomicops.h" |
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| 211 | 211 |
| 212 // Protects from concurrent accesses to the |dump_providers_*| and |delegate_| | 212 // Protects from concurrent accesses to the |dump_providers_*| and |delegate_| |
| 213 // to guard against disabling logging while dumping on another thread. | 213 // to guard against disabling logging while dumping on another thread. |
| 214 Lock lock_; | 214 Lock lock_; |
| 215 | 215 |
| 216 // Optimization to avoid attempting any memory dump (i.e. to not walk an empty | 216 // Optimization to avoid attempting any memory dump (i.e. to not walk an empty |
| 217 // dump_providers_enabled_ list) when tracing is not enabled. | 217 // dump_providers_enabled_ list) when tracing is not enabled. |
| 218 subtle::AtomicWord memory_tracing_enabled_; | 218 subtle::AtomicWord memory_tracing_enabled_; |
| 219 | 219 |
| 220 // For time-triggered periodic dumps. | 220 // For time-triggered periodic dumps. |
| 221 RepeatingTimer<MemoryDumpManager> periodic_dump_timer_; | 221 RepeatingTimer periodic_dump_timer_; |
| 222 | 222 |
| 223 // The unique id of the child process. This is created only for tracing and is | 223 // The unique id of the child process. This is created only for tracing and is |
| 224 // expected to be valid only when tracing is enabled. | 224 // expected to be valid only when tracing is enabled. |
| 225 uint64 tracing_process_id_; | 225 uint64 tracing_process_id_; |
| 226 | 226 |
| 227 // Skips the auto-registration of the core dumpers during Initialize(). | 227 // Skips the auto-registration of the core dumpers during Initialize(). |
| 228 bool skip_core_dumpers_auto_registration_for_testing_; | 228 bool skip_core_dumpers_auto_registration_for_testing_; |
| 229 | 229 |
| 230 DISALLOW_COPY_AND_ASSIGN(MemoryDumpManager); | 230 DISALLOW_COPY_AND_ASSIGN(MemoryDumpManager); |
| 231 }; | 231 }; |
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| 251 } | 251 } |
| 252 | 252 |
| 253 private: | 253 private: |
| 254 DISALLOW_COPY_AND_ASSIGN(MemoryDumpManagerDelegate); | 254 DISALLOW_COPY_AND_ASSIGN(MemoryDumpManagerDelegate); |
| 255 }; | 255 }; |
| 256 | 256 |
| 257 } // namespace trace_event | 257 } // namespace trace_event |
| 258 } // namespace base | 258 } // namespace base |
| 259 | 259 |
| 260 #endif // BASE_TRACE_EVENT_MEMORY_DUMP_MANAGER_H_ | 260 #endif // BASE_TRACE_EVENT_MEMORY_DUMP_MANAGER_H_ |
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