1 files changed, 5 insertions, 0 deletions
diff --git a/block.c b/block.c
index 49e6cbcd52..452ae94eea 100644
--- a/block.c
+++ b/block.c
@@ -1811,6 +1811,11 @@ int bdrv_can_snapshot(BlockDriverState *bs)
     return 1;
 }
 
+int bdrv_is_snapshot(BlockDriverState *bs)
+{
+    return !!(bs->open_flags & BDRV_O_SNAPSHOT);
+}
+
 BlockDriverState *bdrv_snapshots(void)
 {
     BlockDriverState *bs;