47 static void iter_next(struct vgic_state_iter *iter)  in iter_next()  argument
49 	if (iter->dist_id == 0) {  in iter_next()
50 		iter->dist_id++;  in iter_next()
54 	iter->intid++;  in iter_next()
55 	if (iter->intid == VGIC_NR_PRIVATE_IRQS &&  in iter_next()
56 	    ++iter->vcpu_id < iter->nr_cpus)  in iter_next()
57 		iter->intid = 0;  in iter_next()
59 	if (iter->intid >= (iter->nr_spis + VGIC_NR_PRIVATE_IRQS)) {  in iter_next()
60 		if (iter->lpi_idx < iter->nr_lpis)  in iter_next()
61 			iter->intid = iter->lpi_array[iter->lpi_idx];  in iter_next()
62 		iter->lpi_idx++;  in iter_next()
66 static void iter_init(struct kvm *kvm, struct vgic_state_iter *iter,  in iter_init()  argument
71 	memset(iter, 0, sizeof(*iter));  in iter_init()
73 	iter->nr_cpus = nr_cpus;  in iter_init()
74 	iter->nr_spis = kvm->arch.vgic.nr_spis;  in iter_init()
76 		iter->nr_lpis = vgic_copy_lpi_list(kvm, NULL, &iter->lpi_array);  in iter_init()
77 		if (iter->nr_lpis < 0)  in iter_init()
78 			iter->nr_lpis = 0;  in iter_init()
83 		iter_next(iter);  in iter_init()
86 static bool end_of_vgic(struct vgic_state_iter *iter)  in end_of_vgic()  argument
88 	return iter->dist_id > 0 &&  in end_of_vgic()
89 		iter->vcpu_id == iter->nr_cpus &&  in end_of_vgic()
90 		iter->intid >= (iter->nr_spis + VGIC_NR_PRIVATE_IRQS) &&  in end_of_vgic()
91 		iter->lpi_idx > iter->nr_lpis;  in end_of_vgic()
97 	struct vgic_state_iter *iter;  in vgic_debug_start()  local
100 	iter = kvm->arch.vgic.iter;  in vgic_debug_start()
101 	if (iter) {  in vgic_debug_start()
102 		iter = ERR_PTR(-EBUSY);  in vgic_debug_start()
106 	iter = kmalloc(sizeof(*iter), GFP_KERNEL);  in vgic_debug_start()
107 	if (!iter) {  in vgic_debug_start()
108 		iter = ERR_PTR(-ENOMEM);  in vgic_debug_start()
112 	iter_init(kvm, iter, *pos);  in vgic_debug_start()
113 	kvm->arch.vgic.iter = iter;  in vgic_debug_start()
115 	if (end_of_vgic(iter))  in vgic_debug_start()
116 		iter = NULL;  in vgic_debug_start()
119 	return iter;  in vgic_debug_start()
125 	struct vgic_state_iter *iter = kvm->arch.vgic.iter;  in vgic_debug_next()  local
128 	iter_next(iter);  in vgic_debug_next()
129 	if (end_of_vgic(iter))  in vgic_debug_next()
130 		iter = NULL;  in vgic_debug_next()
131 	return iter;  in vgic_debug_next()
137 	struct vgic_state_iter *iter;  in vgic_debug_stop()  local
147 	iter = kvm->arch.vgic.iter;  in vgic_debug_stop()
148 	kfree(iter->lpi_array);  in vgic_debug_stop()
149 	kfree(iter);  in vgic_debug_stop()
150 	kvm->arch.vgic.iter = NULL;  in vgic_debug_stop()
232 	struct vgic_state_iter *iter = (struct vgic_state_iter *)v;  in vgic_debug_show()  local
237 	if (iter->dist_id == 0) {  in vgic_debug_show()
245 	if (iter->vcpu_id < iter->nr_cpus)  in vgic_debug_show()
246 		vcpu = kvm_get_vcpu(kvm, iter->vcpu_id);  in vgic_debug_show()
248 	irq = vgic_get_irq(kvm, vcpu, iter->intid);  in vgic_debug_show()
250 		seq_printf(s, "       LPI %4d freed\n", iter->intid);  in vgic_debug_show()