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GET /api/patches/122910/?format=api
{ "id": 122910, "url": "https://patches.dpdk.org/api/patches/122910/?format=api", "web_url": "https://patches.dpdk.org/project/dpdk/patch/20230202100021.2445976-2-rongweil@nvidia.com/", "project": { "id": 1, "url": "https://patches.dpdk.org/api/projects/1/?format=api", "name": "DPDK", "link_name": "dpdk", "list_id": "dev.dpdk.org", "list_email": "dev@dpdk.org", "web_url": "http://core.dpdk.org", "scm_url": "git://dpdk.org/dpdk", "webscm_url": "http://git.dpdk.org/dpdk", "list_archive_url": "https://inbox.dpdk.org/dev", "list_archive_url_format": "https://inbox.dpdk.org/dev/{}", "commit_url_format": "" }, "msgid": "<20230202100021.2445976-2-rongweil@nvidia.com>", "list_archive_url": "https://inbox.dpdk.org/dev/20230202100021.2445976-2-rongweil@nvidia.com", "date": "2023-02-02T10:00:19", "name": "[v6,1/3] ethdev: add IPv6 routing extension header definition", "commit_ref": null, "pull_url": null, "state": "accepted", "archived": true, "hash": "27d50afe34b03c95c44a9f34cfc0ab879de11f97", "submitter": { "id": 2223, "url": "https://patches.dpdk.org/api/people/2223/?format=api", "name": "rongwei liu", "email": "rongweil@nvidia.com" }, "delegate": { "id": 319, "url": "https://patches.dpdk.org/api/users/319/?format=api", "username": "fyigit", "first_name": "Ferruh", "last_name": "Yigit", "email": "ferruh.yigit@amd.com" }, "mbox": "https://patches.dpdk.org/project/dpdk/patch/20230202100021.2445976-2-rongweil@nvidia.com/mbox/", "series": [ { "id": 26751, "url": "https://patches.dpdk.org/api/series/26751/?format=api", "web_url": "https://patches.dpdk.org/project/dpdk/list/?series=26751", "date": "2023-02-02T10:00:18", "name": "add IPv6 routing extension support", "version": 6, "mbox": "https://patches.dpdk.org/series/26751/mbox/" } ], "comments": "https://patches.dpdk.org/api/patches/122910/comments/", "check": "success", "checks": "https://patches.dpdk.org/api/patches/122910/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<dev-bounces@dpdk.org>", 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<andrew.rybchenko@oktetlabs.ru>,\n Aman Singh <aman.deep.singh@intel.com>, Yuying Zhang\n <yuying.zhang@intel.com>, Ferruh Yigit <ferruh.yigit@amd.com>, Olivier Matz\n <olivier.matz@6wind.com>", "Subject": "[PATCH v6 1/3] ethdev: add IPv6 routing extension header definition", "Date": "Thu, 2 Feb 2023 12:00:19 +0200", "Message-ID": "<20230202100021.2445976-2-rongweil@nvidia.com>", "X-Mailer": "git-send-email 2.27.0", "In-Reply-To": "<20230202100021.2445976-1-rongweil@nvidia.com>", "References": "<2111452.3Lj2Plt8kZ@thomas>\n <20230202100021.2445976-1-rongweil@nvidia.com>", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "Content-Type": "text/plain", "X-Originating-IP": "[10.126.230.37]", "X-ClientProxiedBy": "rnnvmail201.nvidia.com (10.129.68.8) To\n rnnvmail201.nvidia.com (10.129.68.8)", "X-EOPAttributedMessage": "0", "X-MS-PublicTrafficType": "Email", "X-MS-TrafficTypeDiagnostic": "BN8NAM11FT060:EE_|CH2PR12MB4939:EE_", "X-MS-Office365-Filtering-Correlation-Id": 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TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a; Ip=[216.228.117.160];\n Helo=[mail.nvidia.com]", "X-MS-Exchange-CrossTenant-AuthSource": "\n BN8NAM11FT060.eop-nam11.prod.protection.outlook.com", "X-MS-Exchange-CrossTenant-AuthAs": "Anonymous", "X-MS-Exchange-CrossTenant-FromEntityHeader": "HybridOnPrem", "X-MS-Exchange-Transport-CrossTenantHeadersStamped": "CH2PR12MB4939", "X-BeenThere": "dev@dpdk.org", "X-Mailman-Version": "2.1.29", "Precedence": "list", "List-Id": "DPDK patches and discussions <dev.dpdk.org>", "List-Unsubscribe": "<https://mails.dpdk.org/options/dev>,\n <mailto:dev-request@dpdk.org?subject=unsubscribe>", "List-Archive": "<http://mails.dpdk.org/archives/dev/>", "List-Post": "<mailto:dev@dpdk.org>", "List-Help": "<mailto:dev-request@dpdk.org?subject=help>", "List-Subscribe": "<https://mails.dpdk.org/listinfo/dev>,\n <mailto:dev-request@dpdk.org?subject=subscribe>", "Errors-To": "dev-bounces@dpdk.org" }, "content": "Add IPv6 routing extension header definition and no\nTLV support for now.\n\nAt rte_flow layer, there are new items defined for matching\ntype/nexthdr/segments_left field.\n\nAdd command line support for IPv6 routing extension header\nmatching: type/nexthdr/segment_list.\n\nSigned-off-by: Rongwei Liu <rongweil@nvidia.com>\nAcked-by: Ori Kam <orika@nvidia.com>\nAcked-by: Andrew Rybchenko <andrew.rybchenko@oktetlabs.ru>\n---\n app/test-pmd/cmdline_flow.c | 46 ++++++++++++++++++++++++++\n doc/guides/prog_guide/rte_flow.rst | 9 +++++\n doc/guides/rel_notes/release_23_03.rst | 9 +++++\n lib/ethdev/rte_flow.c | 1 +\n lib/ethdev/rte_flow.h | 19 +++++++++++\n lib/net/rte_ip.h | 20 +++++++++++\n 6 files changed, 104 insertions(+)", "diff": "diff --git a/app/test-pmd/cmdline_flow.c b/app/test-pmd/cmdline_flow.c\nindex 88108498e0..7a8516829c 100644\n--- a/app/test-pmd/cmdline_flow.c\n+++ b/app/test-pmd/cmdline_flow.c\n@@ -298,6 +298,10 @@ enum index {\n \tITEM_IPV6_SRC,\n \tITEM_IPV6_DST,\n \tITEM_IPV6_HAS_FRAG_EXT,\n+\tITEM_IPV6_ROUTING_EXT,\n+\tITEM_IPV6_ROUTING_EXT_TYPE,\n+\tITEM_IPV6_ROUTING_EXT_NEXT_HDR,\n+\tITEM_IPV6_ROUTING_EXT_SEG_LEFT,\n \tITEM_ICMP,\n \tITEM_ICMP_TYPE,\n \tITEM_ICMP_CODE,\n@@ -1326,6 +1330,7 @@ static const enum index next_item[] = {\n \tITEM_ARP_ETH_IPV4,\n \tITEM_IPV6_EXT,\n \tITEM_IPV6_FRAG_EXT,\n+\tITEM_IPV6_ROUTING_EXT,\n \tITEM_ICMP6,\n \tITEM_ICMP6_ND_NS,\n \tITEM_ICMP6_ND_NA,\n@@ -1435,6 +1440,15 @@ static const enum index item_ipv6[] = {\n \tITEM_IPV6_SRC,\n \tITEM_IPV6_DST,\n \tITEM_IPV6_HAS_FRAG_EXT,\n+\tITEM_IPV6_ROUTING_EXT,\n+\tITEM_NEXT,\n+\tZERO,\n+};\n+\n+static const enum index item_ipv6_routing_ext[] = {\n+\tITEM_IPV6_ROUTING_EXT_TYPE,\n+\tITEM_IPV6_ROUTING_EXT_NEXT_HDR,\n+\tITEM_IPV6_ROUTING_EXT_SEG_LEFT,\n \tITEM_NEXT,\n \tZERO,\n };\n@@ -3844,6 +3858,38 @@ static const struct token token_list[] = {\n \t\t.args = ARGS(ARGS_ENTRY_BF(struct rte_flow_item_ipv6,\n \t\t\t\t\t has_frag_ext, 1)),\n \t},\n+\t[ITEM_IPV6_ROUTING_EXT] = {\n+\t\t.name = \"ipv6_routing_ext\",\n+\t\t.help = \"match IPv6 routing extension header\",\n+\t\t.priv = PRIV_ITEM(IPV6_ROUTING_EXT,\n+\t\t\t\t sizeof(struct rte_flow_item_ipv6_routing_ext)),\n+\t\t.next = NEXT(item_ipv6_routing_ext),\n+\t\t.call = parse_vc,\n+\t},\n+\t[ITEM_IPV6_ROUTING_EXT_TYPE] = {\n+\t\t.name = \"ext_type\",\n+\t\t.help = \"match IPv6 routing extension header type\",\n+\t\t.next = NEXT(item_ipv6_routing_ext, NEXT_ENTRY(COMMON_UNSIGNED),\n+\t\t\t item_param),\n+\t\t.args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_ipv6_routing_ext,\n+\t\t\t\t\t hdr.type)),\n+\t},\n+\t[ITEM_IPV6_ROUTING_EXT_NEXT_HDR] = {\n+\t\t.name = \"ext_next_hdr\",\n+\t\t.help = \"match IPv6 routing extension header next header type\",\n+\t\t.next = NEXT(item_ipv6_routing_ext, NEXT_ENTRY(COMMON_UNSIGNED),\n+\t\t\t item_param),\n+\t\t.args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_ipv6_routing_ext,\n+\t\t\t\t\t hdr.next_hdr)),\n+\t},\n+\t[ITEM_IPV6_ROUTING_EXT_SEG_LEFT] = {\n+\t\t.name = \"ext_seg_left\",\n+\t\t.help = \"match IPv6 routing extension header segment left\",\n+\t\t.next = NEXT(item_ipv6_routing_ext, NEXT_ENTRY(COMMON_UNSIGNED),\n+\t\t\t item_param),\n+\t\t.args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_ipv6_routing_ext,\n+\t\t\t\t\t hdr.segments_left)),\n+\t},\n \t[ITEM_ICMP] = {\n \t\t.name = \"icmp\",\n \t\t.help = \"match ICMP header\",\ndiff --git a/doc/guides/prog_guide/rte_flow.rst b/doc/guides/prog_guide/rte_flow.rst\nindex 3e6242803d..602fab29d3 100644\n--- a/doc/guides/prog_guide/rte_flow.rst\n+++ b/doc/guides/prog_guide/rte_flow.rst\n@@ -1544,6 +1544,15 @@ Matches Color Marker set by a Meter.\n \n - ``color``: Metering color marker.\n \n+Item: ``IPV6_ROUTING_EXT``\n+^^^^^^^^^^^^^^^^^^^^^^^^^^\n+\n+Matches IPv6 routing extension header.\n+\n+- ``next_hdr``: Next layer header type.\n+- ``type``: IPv6 routing extension header type.\n+- ``segments_left``: How many IPv6 destination addresses carries on.\n+\n Actions\n ~~~~~~~\n \ndiff --git a/doc/guides/rel_notes/release_23_03.rst b/doc/guides/rel_notes/release_23_03.rst\nindex c15f6fbb9f..1337da73b8 100644\n--- a/doc/guides/rel_notes/release_23_03.rst\n+++ b/doc/guides/rel_notes/release_23_03.rst\n@@ -69,6 +69,11 @@ New Features\n ``rte_event_dev_config::nb_single_link_event_port_queues`` parameter\n required for eth_rx, eth_tx, crypto and timer eventdev adapters.\n \n+* **Added rte_flow support for matching IPv6 routing extension header fields.**\n+\n+ Added ``ipv6_routing_ext`` items in rte_flow to match IPv6 routing extension\n+ header.\n+\n \n Removed Items\n -------------\n@@ -98,6 +103,10 @@ API Changes\n Also, make sure to start the actual text at the margin.\n =======================================================\n \n+* net: added a new structure:\n+\n+ - IPv6 routing extension header ``rte_ipv6_routing_ext``.\n+\n \n ABI Changes\n -----------\ndiff --git a/lib/ethdev/rte_flow.c b/lib/ethdev/rte_flow.c\nindex 7d0c24366c..4da581146e 100644\n--- a/lib/ethdev/rte_flow.c\n+++ b/lib/ethdev/rte_flow.c\n@@ -157,6 +157,7 @@ static const struct rte_flow_desc_data rte_flow_desc_item[] = {\n \tMK_FLOW_ITEM(L2TPV2, sizeof(struct rte_flow_item_l2tpv2)),\n \tMK_FLOW_ITEM(PPP, sizeof(struct rte_flow_item_ppp)),\n \tMK_FLOW_ITEM(METER_COLOR, sizeof(struct rte_flow_item_meter_color)),\n+\tMK_FLOW_ITEM(IPV6_ROUTING_EXT, sizeof(struct rte_flow_item_ipv6_routing_ext)),\n };\n \n /** Generate flow_action[] entry. */\ndiff --git a/lib/ethdev/rte_flow.h b/lib/ethdev/rte_flow.h\nindex b60987db4b..9b9018cba2 100644\n--- a/lib/ethdev/rte_flow.h\n+++ b/lib/ethdev/rte_flow.h\n@@ -624,6 +624,13 @@ enum rte_flow_item_type {\n \t * See struct rte_flow_item_meter_color.\n \t */\n \tRTE_FLOW_ITEM_TYPE_METER_COLOR,\n+\n+\t/**\n+\t * Matches the presence of IPv6 routing extension header.\n+\t *\n+\t * @see struct rte_flow_item_ipv6_routing_ext.\n+\t */\n+\tRTE_FLOW_ITEM_TYPE_IPV6_ROUTING_EXT,\n };\n \n /**\n@@ -873,6 +880,18 @@ struct rte_flow_item_ipv6 {\n \tuint32_t reserved:23;\n };\n \n+/**\n+ * @warning\n+ * @b EXPERIMENTAL: this structure may change without prior notice\n+ *\n+ * RTE_FLOW_ITEM_TYPE_IPV6_ROUTING_EXT.\n+ *\n+ * Matches an IPv6 routing extension header.\n+ */\n+struct rte_flow_item_ipv6_routing_ext {\n+\tstruct rte_ipv6_routing_ext hdr;\n+};\n+\n /** Default mask for RTE_FLOW_ITEM_TYPE_IPV6. */\n #ifndef __cplusplus\n static const struct rte_flow_item_ipv6 rte_flow_item_ipv6_mask = {\ndiff --git a/lib/net/rte_ip.h b/lib/net/rte_ip.h\nindex 9c8e8206f0..a310e9d498 100644\n--- a/lib/net/rte_ip.h\n+++ b/lib/net/rte_ip.h\n@@ -539,6 +539,26 @@ struct rte_ipv6_hdr {\n \tuint8_t dst_addr[16];\t/**< IP address of destination host(s). */\n } __rte_packed;\n \n+/**\n+ * IPv6 Routing Extension Header\n+ */\n+struct rte_ipv6_routing_ext {\n+\tuint8_t next_hdr;\t\t\t/**< Protocol, next header. */\n+\tuint8_t hdr_len;\t\t\t/**< Header length. */\n+\tuint8_t type;\t\t\t\t/**< Extension header type. */\n+\tuint8_t segments_left;\t\t\t/**< Valid segments number. */\n+\t__extension__\n+\tunion {\n+\t\trte_be32_t flags;\t\t/**< Packet control data per type. */\n+\t\tstruct {\n+\t\t\tuint8_t last_entry;\t/**< The last_entry field of SRH */\n+\t\t\tuint8_t flag;\t\t/**< Packet flag. */\n+\t\t\trte_be16_t tag;\t\t/**< Packet tag. */\n+\t\t};\n+\t};\n+\t/* Next are 128-bit IPv6 address fields to describe segments. */\n+} __rte_packed;\n+\n /* IPv6 vtc_flow: IPv / TC / flow_label */\n #define RTE_IPV6_HDR_FL_SHIFT 0\n #define RTE_IPV6_HDR_TC_SHIFT 20\n", "prefixes": [ "v6", "1/3" ] }