@@ -42,8 +42,9 @@ trap "_cleanup; exit \$status" 0 1 2 3 15
_supported_fmt qcow2
_supported_proto file fuse
# We want to test compat=0.10, which does not support external data
-# files or refcount widths other than 16
-_unsupported_imgopts data_file 'refcount_bits=\([^1]\|.\([^6]\|$\)\)'
+# files or refcount widths other than 16 or compression type
+_unsupported_imgopts data_file compression_type \
+ 'refcount_bits=\([^1]\|.\([^6]\|$\)\)'
CLUSTER_SIZE=65536
@@ -41,8 +41,9 @@ _supported_fmt qcow2
_supported_proto file
# A compat=0.10 image is created in this test which does not support anything
# other than refcount_bits=16;
-# it also will not support an external data file
-_unsupported_imgopts 'refcount_bits=\([^1]\|.\([^6]\|$\)\)' data_file
+# it also will not support an external data file and compression type
+_unsupported_imgopts 'refcount_bits=\([^1]\|.\([^6]\|$\)\)' data_file \
+ compression_type
_require_drivers nbd
if [ "$QEMU_DEFAULT_MACHINE" = "pc" ]; then
@@ -48,7 +48,11 @@ _supported_os Linux
# not work with it;
# we have explicit tests for various cluster sizes, the remaining tests
# require the default 64k cluster
-_unsupported_imgopts 'refcount_bits=\([^1]\|.\([^6]\|$\)\)' data_file cluster_size
+# we don't have explicit tests for zstd qcow2 compression type, as zstd may be
+# not compiled in. And we can't create compat images with comression type
+# extension
+_unsupported_imgopts 'refcount_bits=\([^1]\|.\([^6]\|$\)\)' data_file \
+ cluster_size compression_type
echo
echo "=== Testing version downgrade with zero expansion ==="
@@ -43,7 +43,8 @@ _supported_proto file fuse
# This test will set refcount_bits on its own which would conflict with the
# manual setting; compat will be overridden as well;
# and external data files do not work well with our refcount testing
-_unsupported_imgopts refcount_bits 'compat=0.10' data_file
+# also, compression type is not supported with compat=0.10 used in test
+_unsupported_imgopts refcount_bits 'compat=0.10' data_file compression_type
print_refcount_bits()
{
@@ -41,7 +41,7 @@ trap "_cleanup; exit \$status" 0 1 2 3 15
_supported_fmt qcow2
_supported_proto file fuse
_supported_os Linux
-_unsupported_imgopts 'compat=0.10' refcount_bits data_file
+_unsupported_imgopts 'compat=0.10' refcount_bits data_file compression_type
echo
echo "### Test 'qemu-io -c discard' on a QCOW2 image without a backing file"