return k->ioeventfd_assign && k->ioeventfd_enabled(proxy);
}
+static void virtio_bus_cleanup_event_notifier(EventNotifier *notifier)
+{
+ /* Test and clear notifier after disabling event,
+ * in case poll callback didn't have time to run.
+ */
+ virtio_queue_host_notifier_read(notifier);
+ event_notifier_cleanup(notifier);
+}
+
/*
* This function switches ioeventfd on/off in the device.
* The caller must set or clear the handlers for the EventNotifier.
r = k->ioeventfd_assign(proxy, notifier, n, true);
if (r < 0) {
error_report("%s: unable to assign ioeventfd: %d", __func__, r);
- goto cleanup_event_notifier;
+ virtio_bus_cleanup_event_notifier(notifier);
}
- return 0;
} else {
+ notifier->cleanup = virtio_bus_cleanup_event_notifier;
k->ioeventfd_assign(proxy, notifier, n, false);
}
-cleanup_event_notifier:
- /* Test and clear notifier after disabling event,
- * in case poll callback didn't have time to run.
- */
- virtio_queue_host_notifier_read(notifier);
- event_notifier_cleanup(notifier);
return r;
}