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-rw-r--r--hw/s390x/ap-bridge.c12
-rw-r--r--hw/vfio/ap.c2
2 files changed, 12 insertions, 2 deletions
diff --git a/hw/s390x/ap-bridge.c b/hw/s390x/ap-bridge.c
index 3795d30dd7..75ad0a66b9 100644
--- a/hw/s390x/ap-bridge.c
+++ b/hw/s390x/ap-bridge.c
@@ -39,6 +39,7 @@ static const TypeInfo ap_bus_info = {
 void s390_init_ap(void)
 {
     DeviceState *dev;
+    BusState *bus;
 
     /* If no AP instructions then no need for AP bridge */
     if (!s390_has_feat(S390_FEAT_AP)) {
@@ -52,13 +53,18 @@ void s390_init_ap(void)
     qdev_init_nofail(dev);
 
     /* Create bus on bridge device */
-    qbus_create(TYPE_AP_BUS, dev, TYPE_AP_BUS);
+    bus = qbus_create(TYPE_AP_BUS, dev, TYPE_AP_BUS);
+
+    /* Enable hotplugging */
+    qbus_set_hotplug_handler(bus, OBJECT(dev), &error_abort);
  }
 
 static void ap_bridge_class_init(ObjectClass *oc, void *data)
 {
     DeviceClass *dc = DEVICE_CLASS(oc);
+    HotplugHandlerClass *hc = HOTPLUG_HANDLER_CLASS(oc);
 
+    hc->unplug = qdev_simple_device_unplug_cb;
     set_bit(DEVICE_CATEGORY_BRIDGE, dc->categories);
 }
 
@@ -67,6 +73,10 @@ static const TypeInfo ap_bridge_info = {
     .parent        = TYPE_SYS_BUS_DEVICE,
     .instance_size = 0,
     .class_init    = ap_bridge_class_init,
+    .interfaces = (InterfaceInfo[]) {
+        { TYPE_HOTPLUG_HANDLER },
+        { }
+    }
 };
 
 static void ap_register(void)
diff --git a/hw/vfio/ap.c b/hw/vfio/ap.c
index 6166ccd47a..d8b79ebe53 100644
--- a/hw/vfio/ap.c
+++ b/hw/vfio/ap.c
@@ -169,7 +169,7 @@ static void vfio_ap_class_init(ObjectClass *klass, void *data)
     set_bit(DEVICE_CATEGORY_MISC, dc->categories);
     dc->realize = vfio_ap_realize;
     dc->unrealize = vfio_ap_unrealize;
-    dc->hotpluggable = false;
+    dc->hotpluggable = true;
     dc->reset = vfio_ap_reset;
     dc->bus_type = TYPE_AP_BUS;
 }