Make flow event traces disabled-by-default
Currently all flow events are in the category "toplevel.flow", they originated from "ipc" and "task" categories.
BUG=338427
Review URL: https://codereview.chromium.org/148173011
git-svn-id: svn://svn.chromium.org/chrome/trunk/src@249450 0039d316-1c4b-4281-b951-d872f2087c98
CrOS-Libchrome-Original-Commit: 0f73535a2ddcfdbc83b2eb3a5ec7912b59412f5c
diff --git a/base/debug/trace_event_memory.cc b/base/debug/trace_event_memory.cc
index 4b2b050..3c46827 100644
--- a/base/debug/trace_event_memory.cc
+++ b/base/debug/trace_event_memory.cc
@@ -409,9 +409,9 @@
// TODO(jamescook): Report the trace category and name separately to the
// trace viewer and allow it to decide what decorations to apply. For now
- // just hard-code a decoration for posted tasks.
+ // just hard-code a decoration for posted tasks (toplevel).
std::string trace_string(trace_name);
- if (!strcmp(trace_category, "task"))
+ if (!strcmp(trace_category, "toplevel"))
trace_string.append("->PostTask");
// Some trace name strings have double quotes, convert them to single.
diff --git a/base/debug/trace_event_memory_unittest.cc b/base/debug/trace_event_memory_unittest.cc
index c0a1568..3f5cad3 100644
--- a/base/debug/trace_event_memory_unittest.cc
+++ b/base/debug/trace_event_memory_unittest.cc
@@ -164,10 +164,10 @@
AppendHeapProfileLineAsTraceFormat(input.str().c_str(), &output));
EXPECT_EQ(kExpectedOutput, output);
- // Input with with the category "task".
+ // Input with with the category "toplevel".
// TODO(jamescook): Eliminate this special case and move the logic to the
// trace viewer code.
- const char kTaskCategory[] = "task";
+ const char kTaskCategory[] = "toplevel";
const char kTaskName[] = "TaskName";
std::ostringstream input2;
input2 << " 68: 4195 [ 1087: 98009] @ " << &kTaskCategory << " "
diff --git a/base/message_loop/incoming_task_queue.cc b/base/message_loop/incoming_task_queue.cc
index 8e2bd46..bcc712b 100644
--- a/base/message_loop/incoming_task_queue.cc
+++ b/base/message_loop/incoming_task_queue.cc
@@ -130,7 +130,8 @@
// delayed_run_time value) and for identifying the task in about:tracing.
pending_task->sequence_num = next_sequence_num_++;
- TRACE_EVENT_FLOW_BEGIN0("task", "MessageLoop::PostTask",
+ TRACE_EVENT_FLOW_BEGIN0(TRACE_DISABLED_BY_DEFAULT("toplevel.flow"),
+ "MessageLoop::PostTask",
TRACE_ID_MANGLE(message_loop_->GetTaskTraceID(*pending_task)));
bool was_empty = incoming_queue_.empty();
diff --git a/base/message_loop/message_loop.cc b/base/message_loop/message_loop.cc
index 689f0d9..8f6c9d8 100644
--- a/base/message_loop/message_loop.cc
+++ b/base/message_loop/message_loop.cc
@@ -415,14 +415,14 @@
tracked_objects::TrackedTime start_time =
tracked_objects::ThreadData::NowForStartOfRun(pending_task.birth_tally);
- TRACE_EVENT_FLOW_END1("task", "MessageLoop::PostTask",
- TRACE_ID_MANGLE(GetTaskTraceID(pending_task)),
+ TRACE_EVENT_FLOW_END1(TRACE_DISABLED_BY_DEFAULT("toplevel.flow"),
+ "MessageLoop::PostTask", TRACE_ID_MANGLE(GetTaskTraceID(pending_task)),
"queue_duration",
(start_time - pending_task.EffectiveTimePosted()).InMilliseconds());
// When tracing memory for posted tasks it's more valuable to attribute the
// memory allocations to the source function than generically to "RunTask".
TRACE_EVENT_WITH_MEMORY_TAG2(
- "task", "MessageLoop::RunTask",
+ "toplevel", "MessageLoop::RunTask",
pending_task.posted_from.function_name(), // Name for memory tracking.
"src_file", pending_task.posted_from.file_name(),
"src_func", pending_task.posted_from.function_name());
diff --git a/base/message_loop/message_pump_gtk.cc b/base/message_loop/message_pump_gtk.cc
index 93f0296..0074342 100644
--- a/base/message_loop/message_pump_gtk.cc
+++ b/base/message_loop/message_pump_gtk.cc
@@ -71,7 +71,7 @@
}
void MessagePumpGtk::DispatchEvents(GdkEvent* event) {
- UNSHIPPED_TRACE_EVENT1("task", "MessagePumpGtk::DispatchEvents",
+ UNSHIPPED_TRACE_EVENT1("toplevel", "MessagePumpGtk::DispatchEvents",
"type", EventToTypeString(event));
WillProcessEvent(event);
diff --git a/base/threading/sequenced_worker_pool.cc b/base/threading/sequenced_worker_pool.cc
index 4fc090d..813005c 100644
--- a/base/threading/sequenced_worker_pool.cc
+++ b/base/threading/sequenced_worker_pool.cc
@@ -593,7 +593,8 @@
// The trace_id is used for identifying the task in about:tracing.
sequenced.trace_id = trace_id_++;
- TRACE_EVENT_FLOW_BEGIN0("task", "SequencedWorkerPool::PostTask",
+ TRACE_EVENT_FLOW_BEGIN0(TRACE_DISABLED_BY_DEFAULT("toplevel.flow"),
+ "SequencedWorkerPool::PostTask",
TRACE_ID_MANGLE(GetTaskTraceID(sequenced, static_cast<void*>(this))));
sequenced.sequence_task_number = LockedGetNextSequenceTaskNumber();
@@ -726,9 +727,10 @@
GetWorkStatus status =
GetWork(&task, &wait_time, &delete_these_outside_lock);
if (status == GET_WORK_FOUND) {
- TRACE_EVENT_FLOW_END0("task", "SequencedWorkerPool::PostTask",
+ TRACE_EVENT_FLOW_END0(TRACE_DISABLED_BY_DEFAULT("toplevel.flow"),
+ "SequencedWorkerPool::PostTask",
TRACE_ID_MANGLE(GetTaskTraceID(task, static_cast<void*>(this))));
- TRACE_EVENT2("task", "SequencedWorkerPool::ThreadLoop",
+ TRACE_EVENT2("toplevel", "SequencedWorkerPool::ThreadLoop",
"src_file", task.posted_from.file_name(),
"src_func", task.posted_from.function_name());
int new_thread_id = WillRunWorkerTask(task);
diff --git a/base/threading/worker_pool_posix.cc b/base/threading/worker_pool_posix.cc
index c4c523f..f00d799 100644
--- a/base/threading/worker_pool_posix.cc
+++ b/base/threading/worker_pool_posix.cc
@@ -91,7 +91,7 @@
PendingTask pending_task = pool_->WaitForTask();
if (pending_task.task.is_null())
break;
- TRACE_EVENT2("task", "WorkerThread::ThreadMain::Run",
+ TRACE_EVENT2("toplevel", "WorkerThread::ThreadMain::Run",
"src_file", pending_task.posted_from.file_name(),
"src_func", pending_task.posted_from.function_name());