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-rw-r--r--include/block/graph-lock.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/include/block/graph-lock.h b/include/block/graph-lock.h
index 7e04f98ff0..6f1cd12745 100644
--- a/include/block/graph-lock.h
+++ b/include/block/graph-lock.h
@@ -116,7 +116,8 @@ void unregister_aiocontext(AioContext *ctx);
  * This function polls. Callers must not hold the lock of any AioContext other
  * than the current one and the one of @bs.
  */
-void bdrv_graph_wrlock(BlockDriverState *bs) TSA_ACQUIRE(graph_lock) TSA_NO_TSA;
+void no_coroutine_fn TSA_ACQUIRE(graph_lock) TSA_NO_TSA
+bdrv_graph_wrlock(BlockDriverState *bs);
 
 /*
  * bdrv_graph_wrunlock: