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Miller" , Jakub Kicinski , Ido Schimmel , Cong Wang , Jamal Hadi Salim Subject: [PATCH net-next 3/7] devlink: Add a new trap for the trap_fwd action Date: Thu, 8 Apr 2021 15:38:25 +0200 Message-ID: <20210408133829.2135103-4-petrm@nvidia.com> X-Mailer: git-send-email 2.26.3 In-Reply-To: <20210408133829.2135103-1-petrm@nvidia.com> References: <20210408133829.2135103-1-petrm@nvidia.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-Originating-IP: [172.20.145.6] X-ClientProxiedBy: HQMAIL105.nvidia.com (172.20.187.12) To HQMAIL107.nvidia.com (172.20.187.13) X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 1330876f-bf18-42bc-1b8d-08d8fa93d052 X-MS-TrafficTypeDiagnostic: BN6PR12MB1331: X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:2582; X-MS-Exchange-SenderADCheck: 1 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: +epNI/iiojebvAJgQRxn1rTorZ4jjWIiWWRobXGkGAVKNONNGjOs6J1MTiBkib3iTMbLZOC4kRQJNHz7GfBh293v+2rdezbJO0sJ9wjeoMQUPcYhyJtMSoQimWlbvDcKZsqsTP77hA+CC7i7z0DQc3eodWE2dtsZgJex3zZEcHXWtl6apftVf3hFsrkqFHVmsVO3An/wTKBcgiropqOv3Es3v2kmgqHsUmlz+WqkYHz7QcsDjeKEphwFZuTSptGo+zXijSmFxskIP5ub1LoCK+7kAr8xg6yQUZksmfI+uA+xbQAx9dD8ItsXPNo/iiaLZSQkARcApYo1cVb7qE6Vbpap1JlLeX73W72UDvsH9uKsXHBDAPB2yHkp+czMG68liGnV16j8eON0tnwFtxbCVGL7df9a2otgKodsumk+xBqBKpMAj5uUnD2cv05y/hH3KZAwESBQMKsj8eQQnwrpLT7VAZWumTLb+0R4BWVQq5MMnSLwxl/Os1WS2PTkWt/JI9LhiUHdBT/YAea2n+iK12mJlxE0qwj+brArRMOC4P8J+ZOvZK63U0EgFwYETur3VnetK9XhqmFG79YtAfh7fE0d7JxiftH+7+3vIyWiTh2nELplzh7yGdlTkUiCVQTwa12VHlBQ06UMM59BhJIs8g== X-Forefront-Antispam-Report: CIP:216.228.112.34;CTRY:US;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:mail.nvidia.com;PTR:schybrid03.nvidia.com;CAT:NONE;SFS:(4636009)(396003)(376002)(136003)(39860400002)(346002)(46966006)(36840700001)(7636003)(8676002)(16526019)(82740400003)(54906003)(2906002)(6666004)(6916009)(4326008)(8936002)(316002)(36906005)(478600001)(1076003)(2616005)(336012)(70206006)(36860700001)(70586007)(83380400001)(26005)(86362001)(47076005)(356005)(5660300002)(36756003)(426003)(186003)(82310400003);DIR:OUT;SFP:1101; X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 08 Apr 2021 13:40:03.3364 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 1330876f-bf18-42bc-1b8d-08d8fa93d052 X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a;Ip=[216.228.112.34];Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: BN8NAM11FT021.eop-nam11.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: BN6PR12MB1331 Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Add a new trap so that drivers can report packets forwarded due to the trap_fwd action correctly. Signed-off-by: Petr Machata Reviewed-by: Ido Schimmel --- Documentation/networking/devlink/devlink-trap.rst | 4 ++++ include/net/devlink.h | 3 +++ net/core/devlink.c | 1 + 3 files changed, 8 insertions(+) diff --git a/Documentation/networking/devlink/devlink-trap.rst b/Documentation/networking/devlink/devlink-trap.rst index 935b6397e8cf..3f1c0f89d284 100644 --- a/Documentation/networking/devlink/devlink-trap.rst +++ b/Documentation/networking/devlink/devlink-trap.rst @@ -405,6 +405,10 @@ be added to the following table: - ``control`` - Traps packets logged during processing of flow action trap (e.g., via tc's trap action) + * - ``flow_action_trap_fwd`` + - ``control`` + - Traps packets logged during processing of flow action trap_fwd (e.g., via + tc's trap_fwd action) * - ``early_drop`` - ``drop`` - Traps packets dropped due to the RED (Random Early Detection) algorithm diff --git a/include/net/devlink.h b/include/net/devlink.h index 853420db5d32..967e70363ba9 100644 --- a/include/net/devlink.h +++ b/include/net/devlink.h @@ -845,6 +845,7 @@ enum devlink_trap_generic_id { DEVLINK_TRAP_GENERIC_ID_PTP_GENERAL, DEVLINK_TRAP_GENERIC_ID_FLOW_ACTION_SAMPLE, DEVLINK_TRAP_GENERIC_ID_FLOW_ACTION_TRAP, + DEVLINK_TRAP_GENERIC_ID_FLOW_ACTION_TRAP_FWD, DEVLINK_TRAP_GENERIC_ID_EARLY_DROP, DEVLINK_TRAP_GENERIC_ID_VXLAN_PARSING, DEVLINK_TRAP_GENERIC_ID_LLC_SNAP_PARSING, @@ -1053,6 +1054,8 @@ enum devlink_trap_group_generic_id { "flow_action_sample" #define DEVLINK_TRAP_GENERIC_NAME_FLOW_ACTION_TRAP \ "flow_action_trap" +#define DEVLINK_TRAP_GENERIC_NAME_FLOW_ACTION_TRAP_FWD \ + "flow_action_trap_fwd" #define DEVLINK_TRAP_GENERIC_NAME_EARLY_DROP \ "early_drop" #define DEVLINK_TRAP_GENERIC_NAME_VXLAN_PARSING \ diff --git a/net/core/devlink.c b/net/core/devlink.c index 737b61c2976e..478d4bc01a39 100644 --- a/net/core/devlink.c +++ b/net/core/devlink.c @@ -9744,6 +9744,7 @@ static const struct devlink_trap devlink_trap_generic[] = { DEVLINK_TRAP(PTP_GENERAL, CONTROL), DEVLINK_TRAP(FLOW_ACTION_SAMPLE, CONTROL), DEVLINK_TRAP(FLOW_ACTION_TRAP, CONTROL), + DEVLINK_TRAP(FLOW_ACTION_TRAP_FWD, CONTROL), DEVLINK_TRAP(EARLY_DROP, DROP), DEVLINK_TRAP(VXLAN_PARSING, DROP), DEVLINK_TRAP(LLC_SNAP_PARSING, DROP), -- 2.26.2