1 files changed, 5 insertions, 0 deletions
diff --git a/block/dirty-bitmap.c b/block/dirty-bitmap.c
index d1469418e6..5fcf917707 100644
--- a/block/dirty-bitmap.c
+++ b/block/dirty-bitmap.c
@@ -725,3 +725,8 @@ BdrvDirtyBitmap *bdrv_dirty_bitmap_next(BlockDriverState *bs,
     return bitmap == NULL ? QLIST_FIRST(&bs->dirty_bitmaps) :
                             QLIST_NEXT(bitmap, list);
 }
+
+char *bdrv_dirty_bitmap_sha256(const BdrvDirtyBitmap *bitmap, Error **errp)
+{
+    return hbitmap_sha256(bitmap->bitmap, errp);
+}