280   prop_area* serial_pa = contexts_->GetSerialPropArea();  in Update()  local
283   if (!serial_pa) {  in Update()
325   atomic_store_explicit(serial_pa->serial(),  in Update()
326                         atomic_load_explicit(serial_pa->serial(), memory_order_relaxed) + 1,  in Update()
330                           atomic_load_explicit(serial_pa->serial(), memory_order_relaxed) + 1,  in Update()
333   __futex_wake(serial_pa->serial(), INT32_MAX);  in Update()
359   prop_area* serial_pa = contexts_->GetSerialPropArea();  in Add()  local
360   if (serial_pa == nullptr) {  in Add()
409   atomic_store_explicit(serial_pa->serial(),  in Add()
410                         atomic_load_explicit(serial_pa->serial(), memory_order_relaxed) + 1,  in Add()
412   __futex_wake(serial_pa->serial(), INT32_MAX);  in Add()
431     prop_area* serial_pa = contexts_->GetSerialPropArea();  in Wait()  local
432     if (serial_pa == nullptr) {  in Wait()
436     serial_ptr = serial_pa->serial();  in Wait()