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helo=mail.nvidia.com; pr=C", "From": "Gavin Li <gavinl@nvidia.com>", "To": "<dev@dpdk.org>, <dsosnowski@nvidia.com>, <viacheslavo@nvidia.com>,\n <orika@nvidia.com>, <suanmingm@nvidia.com>, <matan@nvidia.com>", "CC": "<jiaweiw@nvidia.com>, <rasland@nvidia.com>", "Subject": "[RFC 0/2] use traffic class PRM field for IPv6 modification", "Date": "Wed, 10 Jan 2024 09:12:18 +0200", "Message-ID": "<20240110071220.1262271-1-gavinl@nvidia.com>", "X-Mailer": "git-send-email 2.34.1", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "Content-Type": "text/plain", "X-Originating-IP": "[10.126.230.35]", "X-ClientProxiedBy": "rnnvmail202.nvidia.com (10.129.68.7) To\n rnnvmail201.nvidia.com (10.129.68.8)", "X-EOPAttributedMessage": "0", "X-MS-PublicTrafficType": "Email", "X-MS-TrafficTypeDiagnostic": "MN1PEPF0000ECD5:EE_|CH3PR12MB8355:EE_", "X-MS-Office365-Filtering-Correlation-Id": "b1c83b3a-1200-40f4-2d7a-08dc11ab944b", "X-MS-Exchange-SenderADCheck": "1", "X-MS-Exchange-AntiSpam-Relay": "0", "X-Microsoft-Antispam": "BCL:0;", "X-Microsoft-Antispam-Message-Info": "\n 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", "X-Forefront-Antispam-Report": "CIP:216.228.117.161; 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Ip=[216.228.117.161];\n Helo=[mail.nvidia.com]", "X-MS-Exchange-CrossTenant-AuthSource": "\n MN1PEPF0000ECD5.namprd02.prod.outlook.com", "X-MS-Exchange-CrossTenant-AuthAs": "Anonymous", "X-MS-Exchange-CrossTenant-FromEntityHeader": "HybridOnPrem", "X-MS-Exchange-Transport-CrossTenantHeadersStamped": "CH3PR12MB8355", "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": "New PRM defined new field OUT_IPV6_TRAFFIC_CLASS for IPv6 which will be\nused by both IPv6 ECN and DSCP. To apply the new ID and keep backward\ncompatibility with different RDMA core and FW releases, 1) detect the\nsupport of the new ID in RDMA core and FW. 2) apply the new ID if possible\notherwise, keep using the old ID.\n\nGavin Li (2):\n net/mlx5: discover IPv6 traffic class support in RDMA core\n net/mlx5: use traffic class PRM field for IPv6 modification\n\n drivers/common/mlx5/mlx5_devx_cmds.c | 3 ++\n drivers/common/mlx5/mlx5_devx_cmds.h | 1 +\n drivers/common/mlx5/mlx5_prm.h | 8 ++-\n drivers/net/mlx5/linux/mlx5_os.c | 5 ++\n drivers/net/mlx5/mlx5.h | 1 +\n drivers/net/mlx5/mlx5_flow.c | 42 +++++++++++++++\n drivers/net/mlx5/mlx5_flow.h | 4 ++\n drivers/net/mlx5/mlx5_flow_dv.c | 78 ++++++++++++++++++++++++----\n drivers/net/mlx5/mlx5_flow_hw.c | 7 +++\n 9 files changed, 138 insertions(+), 11 deletions(-)" }