36 static void iter_next(struct vgic_state_iter *iter)  in iter_next()  argument
38 	if (iter->dist_id == 0) {  in iter_next()
39 		iter->dist_id++;  in iter_next()
43 	iter->intid++;  in iter_next()
44 	if (iter->intid == VGIC_NR_PRIVATE_IRQS &&  in iter_next()
45 	    ++iter->vcpu_id < iter->nr_cpus)  in iter_next()
46 		iter->intid = 0;  in iter_next()
48 	if (iter->intid >= (iter->nr_spis + VGIC_NR_PRIVATE_IRQS)) {  in iter_next()
49 		if (iter->lpi_idx < iter->nr_lpis)  in iter_next()
50 			iter->intid = iter->lpi_array[iter->lpi_idx];  in iter_next()
51 		iter->lpi_idx++;  in iter_next()
55 static void iter_init(struct kvm *kvm, struct vgic_state_iter *iter,  in iter_init()  argument
60 	memset(iter, 0, sizeof(*iter));  in iter_init()
62 	iter->nr_cpus = nr_cpus;  in iter_init()
63 	iter->nr_spis = kvm->arch.vgic.nr_spis;  in iter_init()
65 		iter->nr_lpis = vgic_copy_lpi_list(kvm, NULL, &iter->lpi_array);  in iter_init()
66 		if (iter->nr_lpis < 0)  in iter_init()
67 			iter->nr_lpis = 0;  in iter_init()
72 		iter_next(iter);  in iter_init()
75 static bool end_of_vgic(struct vgic_state_iter *iter)  in end_of_vgic()  argument
77 	return iter->dist_id > 0 &&  in end_of_vgic()
78 		iter->vcpu_id == iter->nr_cpus &&  in end_of_vgic()
79 		iter->intid >= (iter->nr_spis + VGIC_NR_PRIVATE_IRQS) &&  in end_of_vgic()
80 		iter->lpi_idx > iter->nr_lpis;  in end_of_vgic()
86 	struct vgic_state_iter *iter;  in vgic_debug_start()  local
89 	iter = kvm->arch.vgic.iter;  in vgic_debug_start()
90 	if (iter) {  in vgic_debug_start()
91 		iter = ERR_PTR(-EBUSY);  in vgic_debug_start()
95 	iter = kmalloc(sizeof(*iter), GFP_KERNEL);  in vgic_debug_start()
96 	if (!iter) {  in vgic_debug_start()
97 		iter = ERR_PTR(-ENOMEM);  in vgic_debug_start()
101 	iter_init(kvm, iter, *pos);  in vgic_debug_start()
102 	kvm->arch.vgic.iter = iter;  in vgic_debug_start()
104 	if (end_of_vgic(iter))  in vgic_debug_start()
105 		iter = NULL;  in vgic_debug_start()
108 	return iter;  in vgic_debug_start()
114 	struct vgic_state_iter *iter = kvm->arch.vgic.iter;  in vgic_debug_next()  local
117 	iter_next(iter);  in vgic_debug_next()
118 	if (end_of_vgic(iter))  in vgic_debug_next()
119 		iter = NULL;  in vgic_debug_next()
120 	return iter;  in vgic_debug_next()
126 	struct vgic_state_iter *iter;  in vgic_debug_stop()  local
136 	iter = kvm->arch.vgic.iter;  in vgic_debug_stop()
137 	kfree(iter->lpi_array);  in vgic_debug_stop()
138 	kfree(iter);  in vgic_debug_stop()
139 	kvm->arch.vgic.iter = NULL;  in vgic_debug_stop()
233 	struct vgic_state_iter *iter = v;  in vgic_debug_show()  local
238 	if (iter->dist_id == 0) {  in vgic_debug_show()
246 	if (iter->vcpu_id < iter->nr_cpus)  in vgic_debug_show()
247 		vcpu = kvm_get_vcpu(kvm, iter->vcpu_id);  in vgic_debug_show()
249 	irq = vgic_get_irq(kvm, vcpu, iter->intid);  in vgic_debug_show()
251 		seq_printf(s, "       LPI %4d freed\n", iter->intid);  in vgic_debug_show()