110 	struct kvm_kpit_state *ps = &kvm->arch.vpit->pit_state;  in __kpit_elapsed()  local
112 	if (!ps->period)  in __kpit_elapsed()
124 	remaining = hrtimer_get_remaining(&ps->timer);  in __kpit_elapsed()
125 	elapsed = ps->period - ktime_to_ns(remaining);  in __kpit_elapsed()
236 	struct kvm_kpit_state *ps = container_of(kian, struct kvm_kpit_state,  in kvm_pit_ack_irq()  local
240 	spin_lock(&ps->inject_lock);  in kvm_pit_ack_irq()
241 	value = atomic_dec_return(&ps->pending);  in kvm_pit_ack_irq()
246 		atomic_inc(&ps->pending);  in kvm_pit_ack_irq()
247 	else if (value > 0 && ps->reinject)  in kvm_pit_ack_irq()
251 		queue_kthread_work(&ps->pit->worker, &ps->pit->expired);  in kvm_pit_ack_irq()
252 	ps->irq_ack = 1;  in kvm_pit_ack_irq()
253 	spin_unlock(&ps->inject_lock);  in kvm_pit_ack_irq()
283 	struct kvm_kpit_state *ps = &pit->pit_state;  in pit_do_work()  local
289 	spin_lock(&ps->inject_lock);  in pit_do_work()
290 	if (!ps->reinject)  in pit_do_work()
292 	else if (ps->irq_ack) {  in pit_do_work()
293 		ps->irq_ack = 0;  in pit_do_work()
296 	spin_unlock(&ps->inject_lock);  in pit_do_work()
318 	struct kvm_kpit_state *ps = container_of(data, struct kvm_kpit_state, timer);  in pit_timer_fn()  local
319 	struct kvm_pit *pt = ps->kvm->arch.vpit;  in pit_timer_fn()
321 	if (ps->reinject)  in pit_timer_fn()
322 		atomic_inc(&ps->pending);  in pit_timer_fn()
326 	if (ps->is_periodic) {  in pit_timer_fn()
327 		hrtimer_add_expires_ns(&ps->timer, ps->period);  in pit_timer_fn()
335 	struct kvm_kpit_state *ps = &kvm->arch.vpit->pit_state;  in create_pit_timer()  local
338 	if (!irqchip_in_kernel(kvm) || ps->flags & KVM_PIT_FLAGS_HPET_LEGACY)  in create_pit_timer()
346 	hrtimer_cancel(&ps->timer);  in create_pit_timer()
347 	flush_kthread_work(&ps->pit->expired);  in create_pit_timer()
348 	ps->period = interval;  in create_pit_timer()
349 	ps->is_periodic = is_period;  in create_pit_timer()
351 	ps->timer.function = pit_timer_fn;  in create_pit_timer()
352 	ps->kvm = ps->pit->kvm;  in create_pit_timer()
354 	atomic_set(&ps->pending, 0);  in create_pit_timer()
355 	ps->irq_ack = 1;  in create_pit_timer()
362 	if (ps->is_periodic) {  in create_pit_timer()
365 		if (ps->period < min_period) {  in create_pit_timer()
369 			    ps->period, min_period);  in create_pit_timer()
370 			ps->period = min_period;  in create_pit_timer()
374 	hrtimer_start(&ps->timer, ktime_add_ns(ktime_get(), interval),  in create_pit_timer()
380 	struct kvm_kpit_state *ps = &kvm->arch.vpit->pit_state;  in pit_load_count()  local
382 	WARN_ON(!mutex_is_locked(&ps->lock));  in pit_load_count()
393 	ps->channels[channel].count = val;  in pit_load_count()
396 		ps->channels[channel].count_load_time = ktime_get();  in pit_load_count()
402 	switch (ps->channels[0].mode) {  in pit_load_count()