31 	struct autogroup *ag = container_of(kref, struct autogroup, kref);  in autogroup_destroy()  local
35 	ag->tg->rt_se = NULL;  in autogroup_destroy()
36 	ag->tg->rt_rq = NULL;  in autogroup_destroy()
38 	sched_offline_group(ag->tg);  in autogroup_destroy()
39 	sched_destroy_group(ag->tg);  in autogroup_destroy()
42 static inline void autogroup_kref_put(struct autogroup *ag)  in autogroup_kref_put()  argument
44 	kref_put(&ag->kref, autogroup_destroy);  in autogroup_kref_put()
47 static inline struct autogroup *autogroup_kref_get(struct autogroup *ag)  in autogroup_kref_get()  argument
49 	kref_get(&ag->kref);  in autogroup_kref_get()
50 	return ag;  in autogroup_kref_get()
55 	struct autogroup *ag;  in autogroup_task_get()  local
61 	ag = autogroup_kref_get(p->signal->autogroup);  in autogroup_task_get()
64 	return ag;  in autogroup_task_get()
69 	struct autogroup *ag = kzalloc(sizeof(*ag), GFP_KERNEL);  in autogroup_create()  local
72 	if (!ag)  in autogroup_create()
80 	kref_init(&ag->kref);  in autogroup_create()
81 	init_rwsem(&ag->lock);  in autogroup_create()
82 	ag->id = atomic_inc_return(&autogroup_seq_nr);  in autogroup_create()
83 	ag->tg = tg;  in autogroup_create()
96 	tg->autogroup = ag;  in autogroup_create()
99 	return ag;  in autogroup_create()
102 	kfree(ag);  in autogroup_create()
106 			ag ? "sched_create_group()" : "kmalloc()");  in autogroup_create()
128 autogroup_move_group(struct task_struct *p, struct autogroup *ag)  in autogroup_move_group()  argument
137 	if (prev == ag) {  in autogroup_move_group()
142 	p->signal->autogroup = autogroup_kref_get(ag);  in autogroup_move_group()
157 	struct autogroup *ag = autogroup_create();  in sched_autogroup_create_attach()  local
159 	autogroup_move_group(p, ag);  in sched_autogroup_create_attach()
161 	autogroup_kref_put(ag);  in sched_autogroup_create_attach()
196 	struct autogroup *ag;  in proc_sched_autogroup_set_nice()  local
214 	ag = autogroup_task_get(p);  in proc_sched_autogroup_set_nice()
216 	down_write(&ag->lock);  in proc_sched_autogroup_set_nice()
217 	err = sched_group_set_shares(ag->tg, prio_to_weight[nice + 20]);  in proc_sched_autogroup_set_nice()
219 		ag->nice = nice;  in proc_sched_autogroup_set_nice()
220 	up_write(&ag->lock);  in proc_sched_autogroup_set_nice()
222 	autogroup_kref_put(ag);  in proc_sched_autogroup_set_nice()
229 	struct autogroup *ag = autogroup_task_get(p);  in proc_sched_autogroup_show_task()  local
231 	if (!task_group_is_autogroup(ag->tg))  in proc_sched_autogroup_show_task()
234 	down_read(&ag->lock);  in proc_sched_autogroup_show_task()
235 	seq_printf(m, "/autogroup-%ld nice %d\n", ag->id, ag->nice);  in proc_sched_autogroup_show_task()
236 	up_read(&ag->lock);  in proc_sched_autogroup_show_task()
239 	autogroup_kref_put(ag);  in proc_sched_autogroup_show_task()