hctl_error : 1 ;
};
+struct path_cxt *ul_new_sysfs_path(dev_t devno, struct path_cxt *parent, const char *prefix);
int sysfs_blkdev_init_path(struct path_cxt *pc, dev_t devno, struct path_cxt *parent);
int sysfs_blkdev_set_parent(struct path_cxt *pc, struct path_cxt *parent);