251 		queue_kthread_work(&ps->pit->worker, &ps->pit->expired);  in kvm_pit_ack_irq()
258 	struct kvm_pit *pit = vcpu->kvm->arch.vpit;  in __kvm_migrate_pit_timer()  local
261 	if (!kvm_vcpu_is_bsp(vcpu) || !pit)  in __kvm_migrate_pit_timer()
264 	timer = &pit->pit_state.timer;  in __kvm_migrate_pit_timer()
265 	mutex_lock(&pit->pit_state.lock);  in __kvm_migrate_pit_timer()
268 	mutex_unlock(&pit->pit_state.lock);  in __kvm_migrate_pit_timer()
271 static void destroy_pit_timer(struct kvm_pit *pit)  in destroy_pit_timer()  argument
273 	hrtimer_cancel(&pit->pit_state.timer);  in destroy_pit_timer()
274 	flush_kthread_work(&pit->expired);  in destroy_pit_timer()
279 	struct kvm_pit *pit = container_of(work, struct kvm_pit, expired);  in pit_do_work()  local
280 	struct kvm *kvm = pit->kvm;  in pit_do_work()
283 	struct kvm_kpit_state *ps = &pit->pit_state;  in pit_do_work()
347 	flush_kthread_work(&ps->pit->expired);  in create_pit_timer()
352 	ps->kvm = ps->pit->kvm;  in create_pit_timer()
452 	struct kvm_pit *pit = dev_to_pit(this);  in pit_ioport_write()  local
453 	struct kvm_kpit_state *pit_state = &pit->pit_state;  in pit_ioport_write()
454 	struct kvm *kvm = pit->kvm;  in pit_ioport_write()
529 	struct kvm_pit *pit = dev_to_pit(this);  in pit_ioport_read()  local
530 	struct kvm_kpit_state *pit_state = &pit->pit_state;  in pit_ioport_read()
531 	struct kvm *kvm = pit->kvm;  in pit_ioport_read()
600 	struct kvm_pit *pit = speaker_to_pit(this);  in speaker_ioport_write()  local
601 	struct kvm_kpit_state *pit_state = &pit->pit_state;  in speaker_ioport_write()
602 	struct kvm *kvm = pit->kvm;  in speaker_ioport_write()
618 	struct kvm_pit *pit = speaker_to_pit(this);  in speaker_ioport_read()  local
619 	struct kvm_kpit_state *pit_state = &pit->pit_state;  in speaker_ioport_read()
620 	struct kvm *kvm = pit->kvm;  in speaker_ioport_read()
639 void kvm_pit_reset(struct kvm_pit *pit)  in kvm_pit_reset()  argument
644 	mutex_lock(&pit->pit_state.lock);  in kvm_pit_reset()
645 	pit->pit_state.flags = 0;  in kvm_pit_reset()
647 		c = &pit->pit_state.channels[i];  in kvm_pit_reset()
650 		pit_load_count(pit->kvm, i, 0);  in kvm_pit_reset()
652 	mutex_unlock(&pit->pit_state.lock);  in kvm_pit_reset()
654 	atomic_set(&pit->pit_state.pending, 0);  in kvm_pit_reset()
655 	pit->pit_state.irq_ack = 1;  in kvm_pit_reset()
660 	struct kvm_pit *pit = container_of(kimn, struct kvm_pit, mask_notifier);  in pit_mask_notifer()  local
663 		atomic_set(&pit->pit_state.pending, 0);  in pit_mask_notifer()
664 		pit->pit_state.irq_ack = 1;  in pit_mask_notifer()
681 	struct kvm_pit *pit;  in kvm_create_pit()  local
687 	pit = kzalloc(sizeof(struct kvm_pit), GFP_KERNEL);  in kvm_create_pit()
688 	if (!pit)  in kvm_create_pit()
691 	pit->irq_source_id = kvm_request_irq_source_id(kvm);  in kvm_create_pit()
692 	if (pit->irq_source_id < 0) {  in kvm_create_pit()
693 		kfree(pit);  in kvm_create_pit()
697 	mutex_init(&pit->pit_state.lock);  in kvm_create_pit()
698 	mutex_lock(&pit->pit_state.lock);  in kvm_create_pit()
699 	spin_lock_init(&pit->pit_state.inject_lock);  in kvm_create_pit()
705 	init_kthread_worker(&pit->worker);  in kvm_create_pit()
706 	pit->worker_task = kthread_run(kthread_worker_fn, &pit->worker,  in kvm_create_pit()
708 	if (IS_ERR(pit->worker_task)) {  in kvm_create_pit()
709 		mutex_unlock(&pit->pit_state.lock);  in kvm_create_pit()
710 		kvm_free_irq_source_id(kvm, pit->irq_source_id);  in kvm_create_pit()
711 		kfree(pit);  in kvm_create_pit()
714 	init_kthread_work(&pit->expired, pit_do_work);  in kvm_create_pit()
716 	kvm->arch.vpit = pit;  in kvm_create_pit()
717 	pit->kvm = kvm;  in kvm_create_pit()
719 	pit_state = &pit->pit_state;  in kvm_create_pit()
720 	pit_state->pit = pit;  in kvm_create_pit()
726 	mutex_unlock(&pit->pit_state.lock);  in kvm_create_pit()
728 	kvm_pit_reset(pit);  in kvm_create_pit()
730 	pit->mask_notifier.func = pit_mask_notifer;  in kvm_create_pit()
731 	kvm_register_irq_mask_notifier(kvm, 0, &pit->mask_notifier);  in kvm_create_pit()
733 	kvm_iodevice_init(&pit->dev, &pit_dev_ops);  in kvm_create_pit()
735 				      KVM_PIT_MEM_LENGTH, &pit->dev);  in kvm_create_pit()
740 		kvm_iodevice_init(&pit->speaker_dev, &speaker_dev_ops);  in kvm_create_pit()
743 					      &pit->speaker_dev);  in kvm_create_pit()
748 	return pit;  in kvm_create_pit()
751 	kvm_io_bus_unregister_dev(kvm, KVM_PIO_BUS, &pit->dev);  in kvm_create_pit()
754 	kvm_unregister_irq_mask_notifier(kvm, 0, &pit->mask_notifier);  in kvm_create_pit()
756 	kvm_free_irq_source_id(kvm, pit->irq_source_id);  in kvm_create_pit()
757 	kthread_stop(pit->worker_task);  in kvm_create_pit()
758 	kfree(pit);  in kvm_create_pit()