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Miller" , "Eric Dumazet" , Jakub Kicinski , Paolo Abeni CC: Michal Simek , Sean Anderson , Daniel Borkmann , "Ariane Keller" , , , Subject: [PATCH net V2 0/2] Correct BD length masks and BQL accounting for multi-BD TX packets Date: Fri, 27 Mar 2026 13:02:36 +0530 Message-ID: <20260327073238.134948-1-suraj.gupta2@amd.com> X-Mailer: git-send-email 2.49.1 Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain Received-SPF: None (SATLEXMB03.amd.com: suraj.gupta2@amd.com does not designate permitted sender hosts) X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: DS2PEPF000061C5:EE_|CH2PR12MB9460:EE_ X-MS-Office365-Filtering-Correlation-Id: 040db9c3-8ed2-4f27-16c6-08de8bd30c34 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|1800799024|82310400026|376014|7416014|36860700016|18002099003|56012099003; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:165.204.84.17;CTRY:US;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:satlexmb07.amd.com;PTR:InfoDomainNonexistent;CAT:NONE;SFS:(13230040)(1800799024)(82310400026)(376014)(7416014)(36860700016)(18002099003)(56012099003);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: hFi5wXJVfAr4LIixCjAjJVOgtwgmHps7UXBvBT9sdY/5clUaodJtBwIr9k8EQDza3KiK6w8sgFVS0Nw8iCjSBhV5GFA4fD7o9KsDjfdTOAxasM7paduVwTVFWijk0/HjA9ux76fTzTh9Wg3kR5dr2NnEb1+O4iZ4uWbF/lyRC4v2DIZsfuWqxGxsc/0pLq+G6IGwGiCQ5NkE7OxIn4C91ssobiTXUUmxYZUXJiBZ0EQ/z7CyOpXyG0hO7kZOqjnZxgNggZAbvKMH7bmpIaV9zyMxcX5NEjlRqVzE318j8PdE6v5evL9xtLdCV1XbKAjgkbVg7WquIwvMzK7P6B34bzuhE9bTCSSpsRSvPJMvg88UTABzb6f2XjkxPFrEonlM4oiVWvTmfi0b12REnv1Mlq0XJ/i6ovbnU5ee743q5u/Hh+nsKUUku1o8xi70dveE X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 27 Mar 2026 07:32:49.1526 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 040db9c3-8ed2-4f27-16c6-08de8bd30c34 X-MS-Exchange-CrossTenant-Id: 3dd8961f-e488-4e60-8e11-a82d994e183d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=3dd8961f-e488-4e60-8e11-a82d994e183d;Ip=[165.204.84.17];Helo=[satlexmb07.amd.com] X-MS-Exchange-CrossTenant-AuthSource: DS2PEPF000061C5.namprd02.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: CH2PR12MB9460 This patch series fixes two issues in the Xilinx AXI Ethernet driver: 1. Corrects the BD length masks to match the AXIDMA IP spec. 2. Fixes BQL accounting for multi-BD TX packets. --- Changes in V2: - Define BD length masks with GENMASK(25, 0) per PG021. - Credit BQL using skb->len on packet completion instead of summing per-BD actual lengths from descriptor status. --- Suraj Gupta (2): net: xilinx: axienet: Correct BD length masks to match AXIDMA IP spec net: xilinx: axienet: Fix BQL accounting for multi-BD TX packets drivers/net/ethernet/xilinx/xilinx_axienet.h | 4 ++-- drivers/net/ethernet/xilinx/xilinx_axienet_main.c | 9 ++++----- 2 files changed, 6 insertions(+), 7 deletions(-) -- 2.49.1