问在ol_flags结构中使用rte_mbuf进行校验和卸载设置无效EN不管是html页面表单提交的对象数据还是和第三方...
mb->l2_len = len(out_eth + out_ip + out_udp + vxlan + in_eth) mb->l3_len = len(in_ip) mb->ol_flags |= RTE_MBUF_F_TX_IPV4 | RTE_MBUF_F_TX_IP_CSUM | RTE_MBUF_F_TX_TCP_CKSUM set in_ip checksum to 0 in the packet set in_tcp checksum to pseudo header using rte_i...
519 */ 520 uint16_t port; 521 522 uint64_t ol_flags; /**< Offload features. */ dpdk-20.11 mbuf 结构中 port 与 nb_segs 的大小变为了2 个字节,带来的影响是 rearm_data 标识指向一个8-byte长度的起始位置,而 16.04 为6-byte。 向量指令操作的单元基于 128-bit、256-bit,8-byte 为 64-bit...
mb->ol_flags |= PKT_TX_IPV4 | PKT_TX_IP_CSUM set out_ip checksum to 0 in the packet 配置DEV_TX_OFFLOAD_IPV4_CKSUM支持在硬件计算。 计算out_ip 和 out_udp的校验和: mb->l2_len = len(out_eth) mb->l3_len = len(out_ip) mb->ol_flags |= PKT_TX_IPV4 | PKT_TX_IP_CSUM | P...
m->ol_flags =0; m->packet_type =0;rte_pktmbuf_reset_headroom(m);m->data_len =0;__rte_mbuf_sanity_check(m,1); } staticinlinevoidrte_pktmbuf_reset_headroom(structrte_mbuf *m) { m->data_off =(uint16_t)RTE_MIN((uint16_t)RTE_PKTMBUF_HEADROOM, ...
uint64_t ol_flags; /**< Offload features. */ /* remaining bytes are set on RX when pulling packet from descriptor */ MARKER rx_descriptor_fields1; /* * The packet type, which is the combination of outer/inner L2, L3, L4 * and tunnel types. The packet_type is about data really ...
{ uint16_t hash; uint16_t id; }; uint32_t lo; /**< Second 4 flexible bytes */ }; uint32_t hi; /**< First 4 flexible bytes or FD ID, dependent on PKT_RX_FDIR_* flag in ol_flags. */ } fdir; /**< Filter identifier if FDIR enabled */ struct { uint32_t lo; uint32...
uint64_trx_offload;// RX offload flags uint32_tpacket_type;// 数据包类型(L2/L3/L4) uint32_thash;// 数据包hash值 void*userdata;// 用户数据指针 }; 在OVS-DPDK中,rte_mbuf被广泛使用,以实现高性能数据包处理功能。例如,在OVS-DPDK的数据通路中,rte_mbuf经常被用作数据包的载体,并通过链表的方式...
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