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-rwxr-xr-xtests/qemu-iotests/1767
1 files changed, 5 insertions, 2 deletions
diff --git a/tests/qemu-iotests/176 b/tests/qemu-iotests/176
index 50df4c00fa..117c8b6954 100755
--- a/tests/qemu-iotests/176
+++ b/tests/qemu-iotests/176
@@ -47,8 +47,11 @@ trap "_cleanup; exit \$status" 0 1 2 3 15
_supported_fmt qcow2
_supported_proto file
_supported_os Linux
-# Persistent dirty bitmaps require compat=1.1
-_unsupported_imgopts 'compat=0.10'
+# Persistent dirty bitmaps require compat=1.1;
+# Internal snapshots forbid using an external data file
+# (they work with refcount_bits=1 here, though, because there actually
+# is no data when creating the snapshot)
+_unsupported_imgopts 'compat=0.10' data_file
run_qemu()
{