1 files changed, 2 insertions, 1 deletions
diff --git a/block.c b/block.c
index c932dc0a51..d1a3466069 100644
--- a/block.c
+++ b/block.c
@@ -7250,7 +7250,8 @@ bool bdrv_op_is_blocked(BlockDriverState *bs, BlockOpType op, Error **errp)
 {
     BdrvOpBlocker *blocker;
     GLOBAL_STATE_CODE();
-    GRAPH_RDLOCK_GUARD_MAINLOOP();
+
+    assume_graph_lock(); /* FIXME */
 
     assert((int) op >= 0 && op < BLOCK_OP_TYPE_MAX);
     if (!QLIST_EMPTY(&bs->op_blockers[op])) {