Method current_task_cpu_clock_ns

src/bthread/task_group.h:224–231

    pthread_t tid() const { return _tid; }

    int64_t current_task_cpu_clock_ns() {
        if (_last_cpu_clock_ns == 0) {
            return 0;
        }
        int64_t total_ns = _cur_meta->stat.cpu_usage_ns;
        total_ns += butil::cputhread_time_ns() - _last_cpu_clock_ns;
        return total_ns;
    }

private:
friend class TaskControl;