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Sun, 11 Jan 2026 09:17:03 -0800 From: Gal Pressman To: "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Andrew Lunn , CC: Shuah Khan , Willem de Bruijn , "Petr Machata" , Coco Li , , Gal Pressman , Nimrod Oren Subject: [PATCH net-next 1/2] selftests: drv-net: fix RPS mask handling in toeplitz test Date: Sun, 11 Jan 2026 19:16:57 +0200 Message-ID: <20260111171658.179286-2-gal@nvidia.com> X-Mailer: git-send-email 2.40.1 In-Reply-To: <20260111171658.179286-1-gal@nvidia.com> References: <20260111171658.179286-1-gal@nvidia.com> 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 X-NV-OnPremToCloud: ExternallySecured X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: CY4PEPF0000E9D7:EE_|SJ5PPF3487F9737:EE_ X-MS-Office365-Filtering-Correlation-Id: eb4e4728-03c5-4a09-f1a7-08de513545f6 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|1800799024|82310400026|36860700013|7416014|376014; X-Microsoft-Antispam-Message-Info: =?us-ascii?Q?2nRaMgeruRyrV//i2Et0H5OIVjuMm/RytGBpQSdwGO8buTC3a3kKioI7XiBO?= =?us-ascii?Q?4DTMmejdnXLq53SWjUehvp3D9qj03K785iCpzvUwpes3puaqrerKgE763aVi?= =?us-ascii?Q?QroOHs8TRfifZvGenL83rz7nqEbwPg9gge4gkWc92kzj53OJ9+rp9iJ25Gbf?= =?us-ascii?Q?dJxVhUk0IVxljff2VtHhil8pE4L0Dmc1Cz+EsL1kEA15eS4kVSUy3eNEHXTo?= =?us-ascii?Q?ov/xgEWlqYK9iJgmeHpCuMz3ZgXBYhovsPNr4uVff3jCEhykvNdbrCxaB1H2?= =?us-ascii?Q?ICmtFWMnf0WmMZY+MV561ej7KXX9qjksxUOsSnFBul7OeMo7GvNJR9P+jNhq?= =?us-ascii?Q?X3Pgq1P4oOjDtGpBCD8MRsOQtpHtgx1NbOSeZksMh6RM3d6SD45tHPHJAeV2?= =?us-ascii?Q?W3M6x0NtAIVCZ4oj/zbBRyU1BiV82npjNNxkPaPMfprjSXGkd7W5m8Ora/2R?= =?us-ascii?Q?ppzo/jUMxzBiRRKYIQ+565Q8bUfRTaZuvOEwU7tHTQ3gGVgBBCR+L8C4Ywhd?= =?us-ascii?Q?f1VIn0qweDWvVreqklo7T4N27nznRoDkBhWXBfYDxVGem8vfPi1R3XW3zbry?= =?us-ascii?Q?KhvrD5KdrEWpsB+hGLMBmQNhBdzxTklEszCyncUNMPqUfL99k7rcQK1un2wZ?= =?us-ascii?Q?E5RNE9XWSdeR68eNpc1yGGLSh6uW+43fRS8IbcGL9Y0UgEOfF8pMr49JqCJG?= =?us-ascii?Q?TY9c3cN1FASUBmOp9f7o/TCyRz7VEFTCTMU2IgSCK3/G1Z8RRS/XllPmq4kC?= =?us-ascii?Q?iWW5LxGDlPYbNqfq4wnn79fPxlFsM30y0SkIvcrrMFR9ZkGGHVeI+3ut096A?= =?us-ascii?Q?IO+5iOPWSypgVUa+djZHhr6Z89kdThbbEAsAxAhHUhIJ0UpCIxpmlPTaC748?= =?us-ascii?Q?+EFLodmATHHV/EsuUJlmUKp1ESE6yL05fEmvg3/kYflRjUtKOc6MyIK8WI/l?= =?us-ascii?Q?zU0pn4keBYFSQF71Rkp5Bd8BbV2/+W952Ef/HjNyX358xFeVxlDUIh2TArly?= =?us-ascii?Q?lOyf/bY67whtW6d5WElufPIPZOwUb1C1P+CmrSmg3xkndHi1DAGbGl12UQLq?= =?us-ascii?Q?UvmyD7NZXczobffT9ghe5s9ywu5J4eG43cnZLFPwCOxmUST3oyuyvQ3C8CuB?= =?us-ascii?Q?/KMSswB0ijrDqUo3KZ9QtHC8oUJ1e4GhM9ND6VviB7JllJZrwbxGwRJVugzx?= =?us-ascii?Q?vO8A17ft1IdIRqagyiG0ucjI0yvYDRLkOBZZpv7yjcpkkFttWHXCDUjLeoLV?= =?us-ascii?Q?rzR7rfXLKrOkBjJW6gczjAfyVMePStFvxCtEq16x3VE09PCyhg3snqXJwLeW?= =?us-ascii?Q?UnafhGGNnYuV3/4gD+OY6qP7wa0nWTsZOjjT+W6XtQ00MH3f8k/6qPN3c232?= =?us-ascii?Q?SRSkBO1aWjI+FBLI6aeGv5C8lceJGluVvDohYaLANu3kWhEIBRlrbHfPnafL?= =?us-ascii?Q?DNVrgmM7K+HJ+SgMu2s3sLgZ1uLFy50ttqTAAs7AANVEdWa1LNlcu/5Zku2w?= =?us-ascii?Q?QHOqslXroMLaU2QS+EIh/9yvwSwGZQ3ApWyJVEWERu5Qz42sUGaVauOYqy5T?= =?us-ascii?Q?+MpIUMh9iYAx2nqHuPc=3D?= X-Forefront-Antispam-Report: CIP:216.228.118.233;CTRY:US;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:mail.nvidia.com;PTR:dc7edge2.nvidia.com;CAT:NONE;SFS:(13230040)(1800799024)(82310400026)(36860700013)(7416014)(376014);DIR:OUT;SFP:1101; X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 11 Jan 2026 17:17:18.0727 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: eb4e4728-03c5-4a09-f1a7-08de513545f6 X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a;Ip=[216.228.118.233];Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: CY4PEPF0000E9D7.namprd05.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: SJ5PPF3487F9737 The toeplitz.py test passed the hex mask without "0x" prefix (e.g., "300" for CPUs 8,9). The toeplitz.c strtoul() call wrongly parsed this as decimal 300 (0x12c) instead of hex 0x300. Use separate format strings for sysfs (plain hex via format()) and command line (prefixed hex via hex()). Fixes: 9cf9aa77a1f6 ("selftests: drv-net: hw: convert the Toeplitz test to Python") Reviewed-by: Nimrod Oren Signed-off-by: Gal Pressman --- tools/testing/selftests/drivers/net/hw/toeplitz.py | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) diff --git a/tools/testing/selftests/drivers/net/hw/toeplitz.py b/tools/testing/selftests/drivers/net/hw/toeplitz.py index d2db5ee9e358..7a9af4af1838 100755 --- a/tools/testing/selftests/drivers/net/hw/toeplitz.py +++ b/tools/testing/selftests/drivers/net/hw/toeplitz.py @@ -94,14 +94,17 @@ def _configure_rps(cfg, rps_cpus): mask = 0 for cpu in rps_cpus: mask |= (1 << cpu) - mask = hex(mask)[2:] + + # sysfs expect hex without '0x' prefix, toeplitz.c needs the prefix + mask_sysfs = format(mask, 'x') + mask_cmdline = hex(mask) # Set RPS bitmap for all rx queues for rps_file in glob.glob(f"/sys/class/net/{cfg.ifname}/queues/rx-*/rps_cpus"): with open(rps_file, "w", encoding="utf-8") as fp: - fp.write(mask) + fp.write(mask_sysfs) - return mask + return mask_cmdline def _send_traffic(cfg, proto_flag, ipver, port): -- 2.40.1