155 static int do_sched_rt_period_timer(struct rt_bandwidth *rt_b, int overrun);
159 	struct rt_bandwidth *rt_b =  in sched_rt_period_timer()  local
167 		overrun = hrtimer_forward(timer, now, rt_b->rt_period);  in sched_rt_period_timer()
172 		idle = do_sched_rt_period_timer(rt_b, overrun);  in sched_rt_period_timer()
179 void init_rt_bandwidth(struct rt_bandwidth *rt_b, u64 period, u64 runtime)  in init_rt_bandwidth()  argument
181 	rt_b->rt_period = ns_to_ktime(period);  in init_rt_bandwidth()
182 	rt_b->rt_runtime = runtime;  in init_rt_bandwidth()
184 	raw_spin_lock_init(&rt_b->rt_runtime_lock);  in init_rt_bandwidth()
186 	hrtimer_init(&rt_b->rt_period_timer,  in init_rt_bandwidth()
188 	rt_b->rt_period_timer.function = sched_rt_period_timer;  in init_rt_bandwidth()
196 static void start_rt_bandwidth(struct rt_bandwidth *rt_b)  in start_rt_bandwidth()  argument
200 	if (!rt_bandwidth_enabled() || rt_b->rt_runtime == RUNTIME_INF)  in start_rt_bandwidth()
203 	if (hrtimer_active(&rt_b->rt_period_timer))  in start_rt_bandwidth()
206 	raw_spin_lock(&rt_b->rt_runtime_lock);  in start_rt_bandwidth()
211 		if (hrtimer_active(&rt_b->rt_period_timer))  in start_rt_bandwidth()
214 		now = hrtimer_cb_get_time(&rt_b->rt_period_timer);  in start_rt_bandwidth()
215 		hrtimer_forward(&rt_b->rt_period_timer, now, rt_b->rt_period);  in start_rt_bandwidth()
217 		soft = hrtimer_get_softexpires(&rt_b->rt_period_timer);  in start_rt_bandwidth()
218 		hard = hrtimer_get_expires(&rt_b->rt_period_timer);  in start_rt_bandwidth()
220 		__hrtimer_start_range_ns(&rt_b->rt_period_timer, soft, delta,  in start_rt_bandwidth()
223 	raw_spin_unlock(&rt_b->rt_runtime_lock);  in start_rt_bandwidth()
227 static void destroy_rt_bandwidth(struct rt_bandwidth *rt_b)  in destroy_rt_bandwidth()  argument
229 	hrtimer_cancel(&rt_b->rt_period_timer);  in destroy_rt_bandwidth()