29 	struct autogroup *ag = container_of(kref, struct autogroup, kref);  in autogroup_destroy()  local
33 	ag->tg->rt_se = NULL;  in autogroup_destroy()
34 	ag->tg->rt_rq = NULL;  in autogroup_destroy()
36 	sched_offline_group(ag->tg);  in autogroup_destroy()
37 	sched_destroy_group(ag->tg);  in autogroup_destroy()
40 static inline void autogroup_kref_put(struct autogroup *ag)  in autogroup_kref_put()  argument
42 	kref_put(&ag->kref, autogroup_destroy);  in autogroup_kref_put()
45 static inline struct autogroup *autogroup_kref_get(struct autogroup *ag)  in autogroup_kref_get()  argument
47 	kref_get(&ag->kref);  in autogroup_kref_get()
48 	return ag;  in autogroup_kref_get()
53 	struct autogroup *ag;  in autogroup_task_get()  local
59 	ag = autogroup_kref_get(p->signal->autogroup);  in autogroup_task_get()
62 	return ag;  in autogroup_task_get()
67 	struct autogroup *ag = kzalloc(sizeof(*ag), GFP_KERNEL);  in autogroup_create()  local
70 	if (!ag)  in autogroup_create()
78 	kref_init(&ag->kref);  in autogroup_create()
79 	init_rwsem(&ag->lock);  in autogroup_create()
80 	ag->id = atomic_inc_return(&autogroup_seq_nr);  in autogroup_create()
81 	ag->tg = tg;  in autogroup_create()
94 	tg->autogroup = ag;  in autogroup_create()
97 	return ag;  in autogroup_create()
100 	kfree(ag);  in autogroup_create()
104 			ag ? "sched_create_group()" : "kmalloc()");  in autogroup_create()
126 autogroup_move_group(struct task_struct *p, struct autogroup *ag)  in autogroup_move_group()  argument
135 	if (prev == ag) {  in autogroup_move_group()
140 	p->signal->autogroup = autogroup_kref_get(ag);  in autogroup_move_group()
155 	struct autogroup *ag = autogroup_create();  in sched_autogroup_create_attach()  local
157 	autogroup_move_group(p, ag);  in sched_autogroup_create_attach()
159 	autogroup_kref_put(ag);  in sched_autogroup_create_attach()
194 	struct autogroup *ag;  in proc_sched_autogroup_set_nice()  local
212 	ag = autogroup_task_get(p);  in proc_sched_autogroup_set_nice()
214 	down_write(&ag->lock);  in proc_sched_autogroup_set_nice()
215 	err = sched_group_set_shares(ag->tg, prio_to_weight[nice + 20]);  in proc_sched_autogroup_set_nice()
217 		ag->nice = nice;  in proc_sched_autogroup_set_nice()
218 	up_write(&ag->lock);  in proc_sched_autogroup_set_nice()
220 	autogroup_kref_put(ag);  in proc_sched_autogroup_set_nice()
227 	struct autogroup *ag = autogroup_task_get(p);  in proc_sched_autogroup_show_task()  local
229 	if (!task_group_is_autogroup(ag->tg))  in proc_sched_autogroup_show_task()
232 	down_read(&ag->lock);  in proc_sched_autogroup_show_task()
233 	seq_printf(m, "/autogroup-%ld nice %d\n", ag->id, ag->nice);  in proc_sched_autogroup_show_task()
234 	up_read(&ag->lock);  in proc_sched_autogroup_show_task()
237 	autogroup_kref_put(ag);  in proc_sched_autogroup_show_task()