349 	struct task_struct *c, *g, *p = current;  in mm_update_next_owner()  local
372 	list_for_each_entry(c, &p->children, sibling) {  in mm_update_next_owner()
373 		if (c->mm == mm)  in mm_update_next_owner()
380 	list_for_each_entry(c, &p->real_parent->children, sibling) {  in mm_update_next_owner()
381 		if (c->mm == mm)  in mm_update_next_owner()
391 		for_each_thread(g, c) {  in mm_update_next_owner()
392 			if (c->mm == mm)  in mm_update_next_owner()
394 			if (c->mm)  in mm_update_next_owner()
408 	BUG_ON(c == p);  in mm_update_next_owner()
409 	get_task_struct(c);  in mm_update_next_owner()
414 	task_lock(c);  in mm_update_next_owner()
420 	if (c->mm != mm) {  in mm_update_next_owner()
421 		task_unlock(c);  in mm_update_next_owner()
422 		put_task_struct(c);  in mm_update_next_owner()
425 	WRITE_ONCE(mm->owner, c);  in mm_update_next_owner()
426 	task_unlock(c);  in mm_update_next_owner()
427 	put_task_struct(c);  in mm_update_next_owner()