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Sun, 23 May 2021 11:37:18 +0000 From: "Joshi, Venkatesh" To: "users@dpdk.org" Thread-Topic: DPDK-20.08/i40e driver/XXV710 NIC: Error while adding a flexible payload rule Thread-Index: AddPxpKQxNvCouUOQy24q5Z+2DIQRw== Date: Sun, 23 May 2021 11:37:18 +0000 Message-ID: Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: authentication-results: dpdk.org; dkim=none (message not signed) header.d=none;dpdk.org; dmarc=none action=none header.from=hpe.com; x-originating-ip: [165.225.122.250] x-ms-publictraffictype: Email x-ms-office365-filtering-correlation-id: c226cceb-56ac-43ee-ed0b-08d91ddf1ecd x-ms-traffictypediagnostic: TU4PR8401MB0478: x-microsoft-antispam-prvs: x-ms-oob-tlc-oobclassifiers: OLM:8882; x-ms-exchange-senderadcheck: 1 x-microsoft-antispam: BCL:0; x-microsoft-antispam-message-info: Z19cBYnMqR9qO5qUh/qOExgs837lB2bCqfRFmaZK91GqOqieKUlnNitWWU5HMeRq2HaWa4+N8XMI+WTQxM0bgmI9T9GunjXkV6jG5QZzvNC1cn1HMKD/6vJ29C41iqMTZsglgpULGS9+LBfEcKkfGR7x73vrUByIQJc+HH8iJwa3jgwO/eJv9hncaQHmehQQd9UO9Zl6wfmOWEC7iwCcrFgFD8lVNVbI/hB+XR1M04MWZFOZnPsX/nIfDHWkFntjUPGgYhZN5UmUPTSsckRG70NoFcK2/NnmXPeIK9X3r2Pp5vHKY+aSRFBTrgTSnaZkvMC9ElO+/NW+BYe/SUHhyQlep80eFUtn2r2dnhQPXk7dXx+TE76OaD/O7n3B+jePsKDAqCPX0zD8v7OZJKuhfJ3dy1pJfPpE8uy8YJwxaHlcVkZ07jAoWDBHOYbxUf0J1Nl55MW5uZnhn7KOGG4p6RB3O5r3I0PacejVvd3omMC0r/+MDlWMgQkkvlefQKQNHT7F4C/qdeXskC9PRWd3ACcDw51+vH5I86/0HV4iMBY0aYABM76esS84HD5kaXMXiGYTmfBLo72eb8sWw0sLwmz/SRKf+n32/o9UxTBtmXM= x-forefront-antispam-report: CIP:255.255.255.255; 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charset="us-ascii" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-AuthSource: TU4PR8401MB0479.NAMPRD84.PROD.OUTLOOK.COM X-MS-Exchange-CrossTenant-Network-Message-Id: c226cceb-56ac-43ee-ed0b-08d91ddf1ecd X-MS-Exchange-CrossTenant-originalarrivaltime: 23 May 2021 11:37:18.0490 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 105b2061-b669-4b31-92ac-24d304d195dc X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: OHMefqx7Vt6aZv7ThiG8/PGlWTAKmVz33ODZvg4UbBtDPLXe3aZWlCjYbxCV4ChDuAZNxAqC1LI0XD5Jftwipg== X-MS-Exchange-Transport-CrossTenantHeadersStamped: TU4PR8401MB0478 X-OriginatorOrg: hpe.com X-Proofpoint-ORIG-GUID: DaOH1oixtZkTozM9cL1NsEAzV8KDtZba X-Proofpoint-GUID: DaOH1oixtZkTozM9cL1NsEAzV8KDtZba X-HPE-SCL: -1 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.391, 18.0.761 definitions=2021-05-22_08:2021-05-20, 2021-05-22 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 lowpriorityscore=0 spamscore=0 impostorscore=0 mlxscore=0 clxscore=1015 priorityscore=1501 bulkscore=0 phishscore=0 suspectscore=0 adultscore=0 malwarescore=0 mlxlogscore=999 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2104190000 definitions=main-2105230087 Subject: [dpdk-users] DPDK-20.08/i40e driver/XXV710 NIC: Error while adding a flexible payload rule X-BeenThere: users@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK usage discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: users-bounces@dpdk.org Sender: "users" Hi, I am running DPDK 20.08 version. The NIC is XXV710 with i40e driver.=20 I'm trying to program a flexible payload rule but it is returning an error = message as follows: --- Error in creation of UDPv4 Rule for XYZ port. Error type: 13 Message: Conflict with the first flexible rule. EAL: Error - exiting with code: 1 --- Is this a known issue with the i40e driver? I am able to create rules that match the port attributes in the L4 header. However, I need to do the following: Assume a packet with the following format: L2 Hdr + L3 Hdr + L4 Hder + (payload) - match for certain pattern in bytes 16 to 19 of the payload. - I'm trying to use flexible payload to match the bytes 16 to 19 of th= e payload. The code is as follows: ---- struct rte_flow_attr attr; struct rte_flow_item pattern[MAX_PATTERN_NUM]; //5=20 struct rte_flow_action action[MAX_ACTION_NUM]; struct rte_flow *flow =3D NULL; struct rte_flow_error error; struct rte_flow_action_queue queue; struct rte_flow_item eth_item =3D { RTE_FLOW_ITEM_TYPE_ETH, 0, 0, 0 }; struct rte_flow_item ipv4_item =3D { RTE_FLOW_ITEM_TYPE_IPV4, 0, 0, 0 = }; struct rte_flow_item ipv6_item =3D { RTE_FLOW_ITEM_TYPE_IPV6, 0, 0, 0 = }; struct rte_flow_item end_item =3D { RTE_FLOW_ITEM_TYPE_END, 0, 0, 0 }; struct rte_flow_item_udp udp_spec; struct rte_flow_item_udp udp_mask; struct rte_flow_item_raw raw_spec; struct rte_flow_item_raw raw_mask; uint8_t raw_pat_data[] =3D { 0x21, 0x32, 0x21, 0x32 }; uint8_t raw_pat_mask[] =3D { 0xff, 0xff, 0xff, 0xff }; uint16_t udp_rx_q =3D 4; uint8_t nr; int res; memset(pattern, 0, sizeof(pattern)); memset(action, 0, sizeof(action)); /* * set the rule attribute. * in this case only ingress packets will be checked. */ memset(&attr, 0, sizeof(struct rte_flow_attr)); attr.ingress =3D 1; /* * create the action sequence. * one action only, move packet to queue */ queue.index =3D udp_rx_q; action[0].type =3D RTE_FLOW_ACTION_TYPE_QUEUE; action[0].conf =3D &queue; action[1].type =3D RTE_FLOW_ACTION_TYPE_END; /* * L2: set the first level of the pattern */ pattern[0] =3D eth_item; /* * L3: set the second level here - IPV4 */ pattern[1] =3D ipv4_item; /* * L4: set the third level of the pattern - UDP */ memset(&udp_spec, 0, sizeof(struct rte_flow_item_udp)); memset(&udp_mask, 0, sizeof(struct rte_flow_item_udp)); udp_spec.hdr.dst_port =3D FRAME_UDP_PORT_XYZ; udp_mask.hdr.dst_port =3D L4_PORT_MASK; udp_spec.hdr.src_port =3D FRAME_UDP_PORT_XYZ; udp_mask.hdr.src_port =3D L4_PORT_MASK; pattern[2].type =3D RTE_FLOW_ITEM_TYPE_UDP; pattern[2].spec =3D &udp_spec; pattern[2].mask =3D &udp_mask; /* L5: raw: set the pattern */ memset(&raw_spec, 0, sizeof(struct rte_flow_item_raw)); memset(&raw_mask, 0, sizeof(struct rte_flow_item_raw)); raw_spec.relative =3D 1; raw_spec.offset =3D 16; raw_spec.length =3D sizeof(raw_pat_data); raw_spec.pattern =3D raw_pat_data; raw_mask.offset =3D -1; raw_mask.length =3D -1; raw_mask.pattern =3D raw_pat_mask; pattern[3].type =3D RTE_FLOW_ITEM_TYPE_RAW; pattern[3].spec =3D &raw_spec; pattern[3].mask =3D &raw_mask; /* the final level must be always type end */ pattern[4] =3D end_item; flow =3D rte_flow_create(port_id, &attr, pattern, action, &error); if (!flow) { snprintf(errmsgbuf, sizeof(errmsgbuf), "Error in creation of UDPv4 = Rule for XYZ port"); sos_dpdk_fdir_flow_complain(errmsgbuf, &error); rte_exit(EXIT_FAILURE, "Error in creating flow"); } ---------- Any pointers will be most appreciated. Regards, Venkatesh