type sysfs_writable, fs_type, sysfs_type, mlstrustedobject;
type sysfs_virtio_block, sysfs_type, fs_type;
type varrun_file, file_type, data_file_type, mlstrustedobject;
type mediadrm_vendor_data_file, file_type, data_file_type;
type nsfs, fs_type;