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Side by Side Diff: base/trace_event/trace_event_impl.cc

Issue 1038453002: Add option to export tracing events to ETW. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Add missing dependency in base.gyp Created 5 years, 8 months ago
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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. 1 // Copyright (c) 2012 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 #include "base/trace_event/trace_event_impl.h" 5 #include "base/trace_event/trace_event_impl.h"
6 6
7 #include <algorithm> 7 #include <algorithm>
8 8
9 #include "base/base_switches.h" 9 #include "base/base_switches.h"
10 #include "base/bind.h" 10 #include "base/bind.h"
(...skipping 17 matching lines...) Expand all
28 #include "base/synchronization/waitable_event.h" 28 #include "base/synchronization/waitable_event.h"
29 #include "base/sys_info.h" 29 #include "base/sys_info.h"
30 #include "base/third_party/dynamic_annotations/dynamic_annotations.h" 30 #include "base/third_party/dynamic_annotations/dynamic_annotations.h"
31 #include "base/threading/platform_thread.h" 31 #include "base/threading/platform_thread.h"
32 #include "base/threading/thread_id_name_manager.h" 32 #include "base/threading/thread_id_name_manager.h"
33 #include "base/time/time.h" 33 #include "base/time/time.h"
34 #include "base/trace_event/trace_event.h" 34 #include "base/trace_event/trace_event.h"
35 #include "base/trace_event/trace_event_synthetic_delay.h" 35 #include "base/trace_event/trace_event_synthetic_delay.h"
36 36
37 #if defined(OS_WIN) 37 #if defined(OS_WIN)
38 #include "base/trace_event/trace_event_etw_export_win.h"
38 #include "base/trace_event/trace_event_win.h" 39 #include "base/trace_event/trace_event_win.h"
39 #endif 40 #endif
40 41
41 class DeleteTraceLogForTesting { 42 class DeleteTraceLogForTesting {
42 public: 43 public:
43 static void Delete() { 44 static void Delete() {
44 Singleton<base::trace_event::TraceLog, 45 Singleton<base::trace_event::TraceLog,
45 LeakySingletonTraits<base::trace_event::TraceLog>>::OnExit(0); 46 LeakySingletonTraits<base::trace_event::TraceLog>>::OnExit(0);
46 } 47 }
47 }; 48 };
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1283 const char* category_group = g_category_groups[category_index]; 1284 const char* category_group = g_category_groups[category_index];
1284 if (mode_ == RECORDING_MODE && 1285 if (mode_ == RECORDING_MODE &&
1285 category_filter_.IsCategoryGroupEnabled(category_group)) 1286 category_filter_.IsCategoryGroupEnabled(category_group))
1286 enabled_flag |= ENABLED_FOR_RECORDING; 1287 enabled_flag |= ENABLED_FOR_RECORDING;
1287 else if (mode_ == MONITORING_MODE && 1288 else if (mode_ == MONITORING_MODE &&
1288 category_filter_.IsCategoryGroupEnabled(category_group)) 1289 category_filter_.IsCategoryGroupEnabled(category_group))
1289 enabled_flag |= ENABLED_FOR_MONITORING; 1290 enabled_flag |= ENABLED_FOR_MONITORING;
1290 if (event_callback_ && 1291 if (event_callback_ &&
1291 event_callback_category_filter_.IsCategoryGroupEnabled(category_group)) 1292 event_callback_category_filter_.IsCategoryGroupEnabled(category_group))
1292 enabled_flag |= ENABLED_FOR_EVENT_CALLBACK; 1293 enabled_flag |= ENABLED_FOR_EVENT_CALLBACK;
1294 #if defined(OS_WIN)
1295 if (base::trace_event::TraceEventETWExport::isETWExportEnabled())
1296 enabled_flag |= ENABLED_FOR_ETW_EXPORT;
1297 #endif
1298
1293 g_category_group_enabled[category_index] = enabled_flag; 1299 g_category_group_enabled[category_index] = enabled_flag;
1294 } 1300 }
1295 1301
1296 void TraceLog::UpdateCategoryGroupEnabledFlags() { 1302 void TraceLog::UpdateCategoryGroupEnabledFlags() {
1297 size_t category_index = base::subtle::NoBarrier_Load(&g_category_index); 1303 size_t category_index = base::subtle::NoBarrier_Load(&g_category_index);
1298 for (size_t i = 0; i < category_index; i++) 1304 for (size_t i = 0; i < category_index; i++)
1299 UpdateCategoryGroupEnabledFlag(i); 1305 UpdateCategoryGroupEnabledFlag(i);
1300 } 1306 }
1301 1307
1302 void TraceLog::UpdateSyntheticDelaysFromCategoryFilter() { 1308 void TraceLog::UpdateSyntheticDelaysFromCategoryFilter() {
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1964 new_name) != existing_names.end(); 1970 new_name) != existing_names.end();
1965 if (!found) { 1971 if (!found) {
1966 if (existing_names.size()) 1972 if (existing_names.size())
1967 existing_name->second.push_back(','); 1973 existing_name->second.push_back(',');
1968 existing_name->second.append(new_name); 1974 existing_name->second.append(new_name);
1969 } 1975 }
1970 } 1976 }
1971 } 1977 }
1972 } 1978 }
1973 1979
1980 #if defined(OS_WIN)
1981 // This is done sooner rather than later, to avoid creating the event and
1982 // acquiring the lock, which is not needed for ETW as it's already threadsafe.
1983 if (*category_group_enabled & ENABLED_FOR_ETW_EXPORT)
1984 TraceEventETWExport::AddEvent(phase, category_group_enabled, name, id,
1985 num_args, arg_names, arg_types, arg_values,
1986 convertable_values);
1987 #endif // OS_WIN
1988
1974 std::string console_message; 1989 std::string console_message;
1975 if (*category_group_enabled & 1990 if (*category_group_enabled &
1976 (ENABLED_FOR_RECORDING | ENABLED_FOR_MONITORING)) { 1991 (ENABLED_FOR_RECORDING | ENABLED_FOR_MONITORING)) {
1977 OptionalAutoLock lock(&lock_); 1992 OptionalAutoLock lock(&lock_);
1978 1993
1979 TraceEvent* trace_event = NULL; 1994 TraceEvent* trace_event = NULL;
1980 if (thread_local_event_buffer) { 1995 if (thread_local_event_buffer) {
1981 trace_event = thread_local_event_buffer->AddTraceEvent(&handle); 1996 trace_event = thread_local_event_buffer->AddTraceEvent(&handle);
1982 } else { 1997 } else {
1983 lock.EnsureAcquired(); 1998 lock.EnsureAcquired();
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2602 } 2617 }
2603 2618
2604 ScopedTraceBinaryEfficient::~ScopedTraceBinaryEfficient() { 2619 ScopedTraceBinaryEfficient::~ScopedTraceBinaryEfficient() {
2605 if (*category_group_enabled_) { 2620 if (*category_group_enabled_) {
2606 TRACE_EVENT_API_UPDATE_TRACE_EVENT_DURATION(category_group_enabled_, 2621 TRACE_EVENT_API_UPDATE_TRACE_EVENT_DURATION(category_group_enabled_,
2607 name_, event_handle_); 2622 name_, event_handle_);
2608 } 2623 }
2609 } 2624 }
2610 2625
2611 } // namespace trace_event_internal 2626 } // namespace trace_event_internal
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