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src: add Env::profiler_idle_notifier_started()
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Refs: ayojs/ayo#93
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Stephen Belanger <admin@stephenbelanger.com>

PR-URL: #20876
Reviewed-By: Gireesh Punathil <gpunathi@in.ibm.com>
Reviewed-By: Benjamin Gruenbaum <benjamingr@gmail.com>
Reviewed-By: Shingo Inoue <leko.noor@gmail.com>
Reviewed-By: Matteo Collina <matteo.collina@gmail.com>
Reviewed-By: Tiancheng "Timothy" Gu <timothygu99@gmail.com>
Reviewed-By: John-David Dalton <john.david.dalton@gmail.com>
Reviewed-By: Gus Caplan <me@gus.host>
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TimothyGu authored and targos committed Jun 13, 2018
1 parent 5209ff9 commit 314b47d
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Showing 3 changed files with 12 additions and 0 deletions.
4 changes: 4 additions & 0 deletions src/env-inl.h
Original file line number Diff line number Diff line change
Expand Up @@ -322,6 +322,10 @@ inline Environment* Environment::GetThreadLocalEnv() {
return static_cast<Environment*>(uv_key_get(&thread_local_env));
}

inline bool Environment::profiler_idle_notifier_started() const {
return profiler_idle_notifier_started_;
}

inline v8::Isolate* Environment::isolate() const {
return isolate_;
}
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6 changes: 6 additions & 0 deletions src/env.cc
Original file line number Diff line number Diff line change
Expand Up @@ -263,6 +263,11 @@ void Environment::CleanupHandles() {
}

void Environment::StartProfilerIdleNotifier() {
if (profiler_idle_notifier_started_)
return;

profiler_idle_notifier_started_ = true;

uv_prepare_start(&idle_prepare_handle_, [](uv_prepare_t* handle) {
Environment* env = ContainerOf(&Environment::idle_prepare_handle_, handle);
env->isolate()->SetIdle(true);
Expand All @@ -275,6 +280,7 @@ void Environment::StartProfilerIdleNotifier() {
}

void Environment::StopProfilerIdleNotifier() {
profiler_idle_notifier_started_ = false;
uv_prepare_stop(&idle_prepare_handle_);
uv_check_stop(&idle_check_handle_);
}
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2 changes: 2 additions & 0 deletions src/env.h
Original file line number Diff line number Diff line change
Expand Up @@ -615,6 +615,7 @@ class Environment {

void StartProfilerIdleNotifier();
void StopProfilerIdleNotifier();
inline bool profiler_idle_notifier_started() const;

inline v8::Isolate* isolate() const;
inline tracing::Agent* tracing_agent() const;
Expand Down Expand Up @@ -840,6 +841,7 @@ class Environment {
uv_idle_t immediate_idle_handle_;
uv_prepare_t idle_prepare_handle_;
uv_check_t idle_check_handle_;
bool profiler_idle_notifier_started_ = false;

AsyncHooks async_hooks_;
ImmediateInfo immediate_info_;
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