add_path_beneath
add_path_beneath(_metadata, ruleset_fd, LANDLOCK_ACCESS_FS_WRITE_FILE,
add_path_beneath(_metadata, ruleset_fd, ACCESS_RW, dir_s1d1, 0);
add_path_beneath(_metadata, ruleset_fd, LANDLOCK_ACCESS_FS_WRITE_FILE,
add_path_beneath(_metadata, ruleset_fd,
add_path_beneath(_metadata, ruleset_fd, rules[i].access,
add_path_beneath(_metadata, rs_fd, r->access, r->path,