389 void attach_pid(struct task_struct *task, enum pid_type type)  in attach_pid()  argument
391 	struct pid_link *link = &task->pids[type];  in attach_pid()
395 static void __change_pid(struct task_struct *task, enum pid_type type,  in __change_pid()  argument
402 	link = &task->pids[type];  in __change_pid()
415 void detach_pid(struct task_struct *task, enum pid_type type)  in detach_pid()  argument
417 	__change_pid(task, type, NULL);  in detach_pid()
420 void change_pid(struct task_struct *task, enum pid_type type,  in change_pid()  argument
423 	__change_pid(task, type, pid);  in change_pid()
424 	attach_pid(task, type);  in change_pid()
464 struct pid *get_task_pid(struct task_struct *task, enum pid_type type)  in get_task_pid()  argument
469 		task = task->group_leader;  in get_task_pid()
470 	pid = get_pid(rcu_dereference(task->pids[type].pid));  in get_task_pid()
520 pid_t __task_pid_nr_ns(struct task_struct *task, enum pid_type type,  in __task_pid_nr_ns()  argument
528 	if (likely(pid_alive(task))) {  in __task_pid_nr_ns()
530 			task = task->group_leader;  in __task_pid_nr_ns()
531 		nr = pid_nr_ns(rcu_dereference(task->pids[type].pid), ns);  in __task_pid_nr_ns()