-#define data_blob(ptr, size) data_blob_named(ptr, size, __location__)
-#define data_blob_talloc(ctx, ptr, size) data_blob_talloc_named(ctx, ptr, size, __location__)
+#define data_blob(ptr, size) data_blob_named(ptr, size, "DATA_BLOB: "__location__)
+#define data_blob_talloc(ctx, ptr, size) data_blob_talloc_named(ctx, ptr, size, "DATA_BLOB: "__location__)