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src: Initialize fields accessed by AsyncHooks before AsyncHooks #48566

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merged 1 commit into from
Jul 3, 2023
Merged

src: Initialize fields accessed by AsyncHooks before AsyncHooks #48566

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12 changes: 5 additions & 7 deletions src/env.cc
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Original file line number Diff line number Diff line change
Expand Up @@ -170,15 +170,13 @@ bool AsyncHooks::pop_async_context(double async_id) {
}

void AsyncHooks::clear_async_id_stack() {
if (env()->can_call_into_js()) {
if (!js_execution_async_resources_.IsEmpty() && env()->can_call_into_js()) {
Isolate* isolate = env()->isolate();
HandleScope handle_scope(isolate);
if (!js_execution_async_resources_.IsEmpty()) {
USE(PersistentToLocal::Strong(js_execution_async_resources_)
->Set(env()->context(),
env()->length_string(),
Integer::NewFromUnsigned(isolate, 0)));
}
USE(PersistentToLocal::Strong(js_execution_async_resources_)
->Set(env()->context(),
env()->length_string(),
Integer::NewFromUnsigned(isolate, 0)));
}

native_execution_async_resources_.clear();
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7 changes: 4 additions & 3 deletions src/env.h
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Expand Up @@ -1015,6 +1015,10 @@ class Environment : public MemoryRetainer {
uv_async_t task_queues_async_;
int64_t task_queues_async_refs_ = 0;

// These may be read by ctors and should be listed before complex fields.
std::atomic_bool is_stopping_{false};
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std::atomic_bool can_call_into_js_{true};

AsyncHooks async_hooks_;
ImmediateInfo immediate_info_;
AliasedInt32Array timeout_info_;
Expand Down Expand Up @@ -1092,7 +1096,6 @@ class Environment : public MemoryRetainer {

bool has_serialized_options_ = false;

std::atomic_bool can_call_into_js_ { true };
uint64_t flags_;
uint64_t thread_id_;
std::unordered_set<worker::Worker*> sub_worker_contexts_;
Expand Down Expand Up @@ -1150,8 +1153,6 @@ class Environment : public MemoryRetainer {
CleanupQueue cleanup_queue_;
bool started_cleanup_ = false;

std::atomic_bool is_stopping_ { false };

std::unordered_set<int> unmanaged_fds_;

std::function<void(Environment*, ExitCode)> process_exit_handler_{
Expand Down