Add support for set IPv6 actions. Signed-off-by: Eli Britstein <el...@mellanox.com> Reviewed-by: Roni Bar Yanai <ron...@mellanox.com> Acked-by: Sriharsha Basavapatna <sriharsha.basavapa...@broadcom.com> --- Documentation/howto/dpdk.rst | 1 + NEWS | 2 ++ lib/netdev-offload-dpdk.c | 32 ++++++++++++++++++++++++++++++++ 3 files changed, 35 insertions(+)
diff --git a/Documentation/howto/dpdk.rst b/Documentation/howto/dpdk.rst index ebde9aeb9..fb9bd2d10 100644 --- a/Documentation/howto/dpdk.rst +++ b/Documentation/howto/dpdk.rst @@ -396,6 +396,7 @@ Supported actions for hardware offload are: - Modification of IPv4 (mod_nw_src/mod_nw_dst/mod_nw_ttl). - Modification of TCP/UDP (mod_tp_src/mod_tp_dst). - VLAN Push/Pop (push_vlan/pop_vlan). +- Modification of IPv6 (set_field:<ADDR>->ipv6_src/ipv6_dst/mod_nw_ttl). Further Reading --------------- diff --git a/NEWS b/NEWS index 056e9a67e..c9ad3fd1d 100644 --- a/NEWS +++ b/NEWS @@ -11,6 +11,8 @@ Post-v2.13.0 * Deprecated DPDK ring ports (dpdkr) are no longer supported. * Add hardware offload support for VLAN Push/Pop actions (experimental). * Add hardware offload support for matching IPv6 protocol (experimental). + * Add hardware offload support for set of IPv6 TCP/UDP ports + actions (experimental). - Linux datapath: * Support for kernel versions up to 5.5.x. - AF_XDP: diff --git a/lib/netdev-offload-dpdk.c b/lib/netdev-offload-dpdk.c index df5634ab2..3b4832fb8 100644 --- a/lib/netdev-offload-dpdk.c +++ b/lib/netdev-offload-dpdk.c @@ -437,6 +437,20 @@ dump_flow_action(struct ds *s, const struct rte_flow_action *actions) ds_put_cstr(s, "/ "); } else if (actions->type == RTE_FLOW_ACTION_TYPE_OF_POP_VLAN) { ds_put_cstr(s, "of_pop_vlan / "); + } else if (actions->type == RTE_FLOW_ACTION_TYPE_SET_IPV6_SRC || + actions->type == RTE_FLOW_ACTION_TYPE_SET_IPV6_DST) { + const struct rte_flow_action_set_ipv6 *set_ipv6 = actions->conf; + + char *dirstr = actions->type == RTE_FLOW_ACTION_TYPE_SET_IPV6_DST + ? "dst" : "src"; + + ds_put_format(s, "set_ipv6_%s ", dirstr); + if (set_ipv6) { + ds_put_cstr(s, "ipv6_addr "); + ipv6_format_addr((struct in6_addr *) &set_ipv6->ipv6_addr, s); + ds_put_cstr(s, " "); + } + ds_put_cstr(s, "/ "); } else { ds_put_format(s, "unknown rte flow action (%d)\n", actions->type); } @@ -985,6 +999,12 @@ BUILD_ASSERT_DECL(sizeof(struct rte_flow_action_set_ipv4) == MEMBER_SIZEOF(struct ovs_key_ipv4, ipv4_dst)); BUILD_ASSERT_DECL(sizeof(struct rte_flow_action_set_ttl) == MEMBER_SIZEOF(struct ovs_key_ipv4, ipv4_ttl)); +BUILD_ASSERT_DECL(sizeof(struct rte_flow_action_set_ipv6) == + MEMBER_SIZEOF(struct ovs_key_ipv6, ipv6_src)); +BUILD_ASSERT_DECL(sizeof(struct rte_flow_action_set_ipv6) == + MEMBER_SIZEOF(struct ovs_key_ipv6, ipv6_dst)); +BUILD_ASSERT_DECL(sizeof(struct rte_flow_action_set_ttl) == + MEMBER_SIZEOF(struct ovs_key_ipv6, ipv6_hlimit)); BUILD_ASSERT_DECL(sizeof(struct rte_flow_action_set_tp) == MEMBER_SIZEOF(struct ovs_key_tcp, tcp_src)); BUILD_ASSERT_DECL(sizeof(struct rte_flow_action_set_tp) == @@ -1034,6 +1054,18 @@ parse_set_actions(struct flow_actions *actions, VLOG_DBG_RL(&rl, "Unsupported IPv4 set action"); return -1; } + } else if (nl_attr_type(sa) == OVS_KEY_ATTR_IPV6) { + const struct ovs_key_ipv6 *key = nl_attr_get(sa); + const struct ovs_key_ipv6 *mask = masked ? key + 1 : NULL; + + add_set_flow_action(ipv6_src, RTE_FLOW_ACTION_TYPE_SET_IPV6_SRC); + add_set_flow_action(ipv6_dst, RTE_FLOW_ACTION_TYPE_SET_IPV6_DST); + add_set_flow_action(ipv6_hlimit, RTE_FLOW_ACTION_TYPE_SET_TTL); + + if (mask && !is_all_zeros(mask, sizeof *mask)) { + VLOG_DBG_RL(&rl, "Unsupported IPv6 set action"); + return -1; + } } else if (nl_attr_type(sa) == OVS_KEY_ATTR_TCP) { const struct ovs_key_tcp *key = nl_attr_get(sa); const struct ovs_key_tcp *mask = masked ? key + 1 : NULL; -- 2.14.5 _______________________________________________ dev mailing list d...@openvswitch.org https://mail.openvswitch.org/mailman/listinfo/ovs-dev