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-rw-r--r--hw/s390x/virtio-ccw.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/hw/s390x/virtio-ccw.c b/hw/s390x/virtio-ccw.c
index b7a88d6d16..e32ada9bf1 100644
--- a/hw/s390x/virtio-ccw.c
+++ b/hw/s390x/virtio-ccw.c
@@ -1401,6 +1401,10 @@ static void virtio_ccw_device_plugged(DeviceState *d, Error **errp)
         return;
     }
 
+    if (!kvm_eventfds_enabled()) {
+        dev->flags &= ~VIRTIO_CCW_FLAG_USE_IOEVENTFD;
+    }
+
     sch->id.cu_model = virtio_bus_get_vdev_id(&dev->bus);
 
     css_generate_sch_crws(sch->cssid, sch->ssid, sch->schid,