1 files changed, 8 insertions, 0 deletions
diff --git a/block.c b/block.c
index a612594..e8a0342 100644
--- a/block.c
+++ b/block.c
@@ -3801,6 +3801,14 @@ bool bdrv_chain_contains(BlockDriverState *top, BlockDriverState *base)
     return top != NULL;
 }
 
+BlockDriverState *bdrv_next_node(BlockDriverState *bs)
+{
+    if (!bs) {
+        return QTAILQ_FIRST(&graph_bdrv_states);
+    }
+    return QTAILQ_NEXT(bs, node_list);
+}
+
 BlockDriverState *bdrv_next(BlockDriverState *bs)
 {
     if (!bs) {