74     close(start_signal_fd_);  in ~Workload()
77     close(exec_child_fd_);  in ~Workload()
93     close(start_signal_pipe[0]);  in CreateNewProcess()
94     close(start_signal_pipe[1]);  in CreateNewProcess()
101     close(start_signal_pipe[0]);  in CreateNewProcess()
102     close(start_signal_pipe[1]);  in CreateNewProcess()
103     close(exec_child_pipe[0]);  in CreateNewProcess()
104     close(exec_child_pipe[1]);  in CreateNewProcess()
108     close(start_signal_pipe[1]);  in CreateNewProcess()
109     close(exec_child_pipe[0]);  in CreateNewProcess()
114   close(start_signal_pipe[0]);  in CreateNewProcess()
115   close(exec_child_pipe[1]);  in CreateNewProcess()
130     close(start_signal_fd);  in ChildProcessFn()
132       close(exec_child_fd);  in ChildProcessFn()
146       close(exec_child_fd);  in ChildProcessFn()