@@ -38,7 +38,7 @@ trap "_cleanup; exit \$status" 0 1 2 3 15
. ./common.filter
. ./common.pattern
-_supported_fmt raw qcow2 qed
+_supported_fmt raw qcow2 qed luks
_supported_proto file sheepdog rbd nfs
_supported_os Linux
@@ -62,6 +62,13 @@ length
EOF
_check_test_img
+# bdrv_truncate() doesn't zero the new space, so we need to do that explicitly.
+# We still want to test automatic zeroing for other formats even though
+# bdrv_truncate() doesn't guarantee it.
+if [ "$IMGFMT" == "luks" ]; then
+ $QEMU_IO -c "write -z $small_size $((big_size - small_size))" "$TEST_IMG" > /dev/null
+fi
+
echo
echo "=== Verifying image size after reopen"
$QEMU_IO -c "length" "$TEST_IMG"