core_tpg_add_lun
rc = core_tpg_add_lun(tpg, lun, false, dev);
int core_tpg_add_lun(struct se_portal_group *, struct se_lun *,
ret = core_tpg_add_lun(se_tpg, se_tpg->tpg_virt_lun0,