int libcfs_kkuc_msg_put(struct file *fp, void *payload);
int libcfs_kkuc_group_put(int group, void *payload);
int libcfs_kkuc_group_add(struct file *fp, int uid, int group,
- void *data);
-int libcfs_kkuc_group_rem(int uid, int group, void **pdata);
+ void *data, size_t data_len);
+int libcfs_kkuc_group_rem(int uid, int group);
int libcfs_kkuc_group_foreach(int group, libcfs_kkuc_cb_t cb_func,
void *cb_arg);