lm_bd_chain_consume_bd_contiguous
kcqe = (struct iscsi_kcqe *)lm_bd_chain_consume_bd_contiguous(&eq_chain->bd_chain);
kcqe = (struct iscsi_kcqe *)lm_bd_chain_consume_bd_contiguous(&eq_chain->bd_chain);
kcqe = (struct fcoe_kcqe *)lm_bd_chain_consume_bd_contiguous(&eq_chain->bd_chain);