qemu_mutex_unlock(&backup_state.stat.lock);
diff --git a/qapi/block-core.json b/qapi/block-core.json
-index 8833060385..6a67adf923 100644
+index 69571d86eb..e6c3687bea 100644
--- a/qapi/block-core.json
+++ b/qapi/block-core.json
@@ -774,12 +774,15 @@