305 kill_orphaned_pgrp(struct task_struct *tsk, struct task_struct *parent)  in kill_orphaned_pgrp()  argument
310 	if (!parent)  in kill_orphaned_pgrp()
314 		parent = tsk->real_parent;  in kill_orphaned_pgrp()
321 	if (task_pgrp(parent) != pgrp &&  in kill_orphaned_pgrp()
322 	    task_session(parent) == task_session(tsk) &&  in kill_orphaned_pgrp()
348 	current->real_parent = current->parent = kthreadd_task;  in reparent_to_kthreadd()
638 	list_for_each_entry(c, &p->parent->children, sibling) {  in mm_update_next_owner()
747 static int ignoring_children(struct task_struct *parent)  in ignoring_children()  argument
750 	struct sighand_struct *psig = parent->sighand;  in ignoring_children()
765 static void ptrace_exit(struct task_struct *parent, struct list_head *dead)  in ptrace_exit()  argument
770 	list_for_each_entry_safe(p, n, &parent->ptraced, ptrace_entry) {  in ptrace_exit()
788 			if (!same_thread_group(p->real_parent, parent))  in ptrace_exit()
792 					ign = ignoring_children(parent);  in ptrace_exit()
813 static void ptrace_exit_finish(struct task_struct *parent,  in ptrace_exit_finish()  argument
818 	BUG_ON(!list_empty(&parent->ptraced));  in ptrace_exit_finish()
908 		if (p->parent == father) {  in forget_original_parent()
910 			p->parent = p->real_parent;  in forget_original_parent()
1342 		spin_lock_irq(&p->parent->sighand->siglock);  in wait_task_zombie()
1343 		psig = p->parent->signal;  in wait_task_zombie()
1374 		spin_unlock_irq(&p->parent->sighand->siglock);  in wait_task_zombie()
1582 static int wait_consider_task(struct task_struct *parent, int ptrace,  in wait_consider_task()  argument