DPDK总结(mbuf)_rte_pktmbuf_headroom-CSDN博客

网站介绍:文章浏览阅读1.9k次。mbuf图解mbuf分为4部分:mbuf + priv + headroom + data(1)mbuf长度为sizeof(struct rte_mbuf) = 128(2)priv长度在创建pool时指定(priv_size)(3)headroom长度为RTE_PKTMBUF_HEADROOM(CONFIG_RTE_PKTMBUF_HEADROOM)(4)data长度在创建pool时指定(data_room_size - RTE_PKTMBUF_HEADROOM)data根据实际情况又分为_rte_pktmbuf_headroom