parent_exec_id    937 include/linux/sched.h 	u64				parent_exec_id;
parent_exec_id   2134 kernel/fork.c  		p->parent_exec_id = current->parent_exec_id;
parent_exec_id   2137 kernel/fork.c  		p->parent_exec_id = current->self_exec_id;
parent_exec_id   1934 kernel/signal.c 		if (tsk->parent_exec_id != READ_ONCE(tsk->parent->self_exec_id))