1 files changed, 15 insertions, 0 deletions
diff --git a/hw/s390x/s390-virtio-ccw.c b/hw/s390x/s390-virtio-ccw.c
index aebbbf1755..8fd46a92c9 100644
--- a/hw/s390x/s390-virtio-ccw.c
+++ b/hw/s390x/s390-virtio-ccw.c
@@ -17,6 +17,21 @@
 #include "css.h"
 #include "virtio-ccw.h"
 
+void io_subsystem_reset(void)
+{
+    DeviceState *css, *sclp;
+
+    css = DEVICE(object_resolve_path_type("", "virtual-css-bridge", NULL));
+    if (css) {
+        qdev_reset_all(css);
+    }
+    sclp = DEVICE(object_resolve_path_type("",
+                  "s390-sclp-event-facility", NULL));
+    if (sclp) {
+        qdev_reset_all(sclp);
+    }
+}
+
 static int virtio_ccw_hcall_notify(const uint64_t *args)
 {
     uint64_t subch_id = args[0];