From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from SN4PR0501CU005.outbound.protection.outlook.com (mail-southcentralusazon11011002.outbound.protection.outlook.com [40.93.194.2]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id ED290264609; Mon, 12 Jan 2026 10:38:08 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=fail smtp.client-ip=40.93.194.2 ARC-Seal:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768214290; cv=fail; b=niVfGMvWsmAZWE0d3tcqN6BRAEYSgK61foZkzQp+ckUDfurYMXiJHGzRzsnpftgZUunRwgeJwIWrjUNgpK+i84TLn7vLy3DJs59xreUYUFQNOt1JM/jEz5/6yn6PbaewuVuw0ujQux3ZVO2z4PduQdaCxO4sy9c98z81lajdkZQ= ARC-Message-Signature:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768214290; c=relaxed/simple; bh=y9he46J2Y2zYxZG1o2RMKaKDidVwaUtdrvy3Md0km+U=; h=References:From:To:CC:Subject:Date:In-Reply-To:Message-ID: MIME-Version:Content-Type; b=DeprHJ9dgiPLwNsh4Q/NZf04FiF4Ddcc/IngvHmUDUEX7AigQEqSiYjPNIkjauLZ8ck/NtxUmAr99iM0urSyyJHgF40G70iO8ubItmRotq80IputZYtFEGo1VJocmSzN7u0BE5A/pkInd5hpeBRvYLnxSFnmnjevFVjHkUVPNOI= ARC-Authentication-Results:i=2; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=nvidia.com; spf=fail smtp.mailfrom=nvidia.com; dkim=pass (2048-bit key) header.d=Nvidia.com header.i=@Nvidia.com header.b=G3yWAltw; arc=fail smtp.client-ip=40.93.194.2 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=nvidia.com Authentication-Results: smtp.subspace.kernel.org; spf=fail smtp.mailfrom=nvidia.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=Nvidia.com header.i=@Nvidia.com header.b="G3yWAltw" ARC-Seal: i=1; a=rsa-sha256; s=arcselector10001; d=microsoft.com; cv=none; b=nK/kCupe+c/IhFpdtiux6IxJHTr54jmqYHKVsZkhgAhu6kCwS5ay4qE0NEME1Rf63WBeK+G2oRfa53xLsVrKefkmKgsXi4RPE/jJq+TuQoUOMNVEADSs1oNgYD/I6miyoAcO5gFBYDhuXmb7nc4jHPB1x5jGKMYCgMGpLA2LiQrdMJQLcFz0B1hMfmJUyTHvsZjvZ4qUTLXlLg+ob9XkyT1WMnBlPElepnN1yGewBQFBao2oki+srtlAsMsRJGR5gG3eLx4utbGlFXDlCf9je705q3NfOTvFzAasb8HzdRvAJQ0g/i4VUNCU+ixQ+cckBzzoGw/LdfYGNe8uauYvyg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector10001; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-AntiSpam-MessageData-ChunkCount:X-MS-Exchange-AntiSpam-MessageData-0:X-MS-Exchange-AntiSpam-MessageData-1; bh=G7z2VmVT4+M3pkmFklMKsbekKsZLHwPBtjbGbI16z34=; b=QTBXma9aFgP286RfOUv1dLit4f0/vgRyvmnOnKt4bd/dbXGle+zrl47ZqQsdST5DUAljM69Swsij9GCRMkU0mbc1hnMISl7Q9heZjMkbZeot6vgu1EdwBLKjhADKhA/h/duYMfGKL9NY+T/zGkPFHapilOHIg1qI8llU31lcT8hZ0PnqOxidTQzN5jKFtVXVZLSz4TTxScAac51elGsISKKrcQ/eW7Aj/SkaLtGEA1cK2+unm9dLpXlQWd1jsweqV2JIh0od4Eq+AWQBkAoI3dHS1xrqFQBIrc6h50S9JYE64c729bMc8fsZanivRPwq82swl5frnaG/IWnFRI/zOA== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass (sender ip is 216.228.117.160) smtp.rcpttodomain=google.com smtp.mailfrom=nvidia.com; dmarc=pass (p=reject sp=reject pct=100) action=none header.from=nvidia.com; dkim=none (message not signed); arc=none (0) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=Nvidia.com; s=selector2; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=G7z2VmVT4+M3pkmFklMKsbekKsZLHwPBtjbGbI16z34=; b=G3yWAltwvcY0EViGLvQQYlMUC9zCNMWRBvggJvyC7jOycc73LWBAP/om1kIZM7YG8q3LjOubh5W9UZD7p7jU+m/mAuAsjv7qCE7Yk9MjuiEbimkbb7HrJDXVNGzSSX/c29gaa/aNJgb4TO1Q5QT24zLfhQimIyNxm7x5pUNt4Fzpk2v49hSx4ICVygnVPx8Ghu8ShWe+sgGzDgPoIGpgh2UoXcgxnxshqgLChXXethOPzV4IY53S/oQfuJ5vleAdfBv9yatP5qf8EN52E9cgM55WKjQtm7Fda7OGjGoIZGz780wirZ7bNL2TY7tB2PGw2Owp26XO/m8JD13ItA2EjQ== Received: from SA1P222CA0046.NAMP222.PROD.OUTLOOK.COM (2603:10b6:806:2d0::14) by DS7PR12MB5766.namprd12.prod.outlook.com (2603:10b6:8:75::12) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.9499.7; Mon, 12 Jan 2026 10:38:05 +0000 Received: from SA2PEPF00001505.namprd04.prod.outlook.com (2603:10b6:806:2d0:cafe::a8) by SA1P222CA0046.outlook.office365.com (2603:10b6:806:2d0::14) with Microsoft SMTP Server (version=TLS1_3, cipher=TLS_AES_256_GCM_SHA384) id 15.20.9499.7 via Frontend Transport; Mon, 12 Jan 2026 10:37:59 +0000 X-MS-Exchange-Authentication-Results: spf=pass (sender IP is 216.228.117.160) smtp.mailfrom=nvidia.com; dkim=none (message not signed) header.d=none;dmarc=pass action=none header.from=nvidia.com; Received-SPF: Pass (protection.outlook.com: domain of nvidia.com designates 216.228.117.160 as permitted sender) receiver=protection.outlook.com; client-ip=216.228.117.160; helo=mail.nvidia.com; pr=C Received: from mail.nvidia.com (216.228.117.160) by SA2PEPF00001505.mail.protection.outlook.com (10.167.242.37) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.9520.1 via Frontend Transport; Mon, 12 Jan 2026 10:38:05 +0000 Received: from rnnvmail201.nvidia.com (10.129.68.8) by mail.nvidia.com (10.129.200.66) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.2562.20; Mon, 12 Jan 2026 02:37:52 -0800 Received: from fedora (10.126.231.35) by rnnvmail201.nvidia.com (10.129.68.8) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.2562.20; Mon, 12 Jan 2026 02:37:47 -0800 References: <20260110005121.3561437-1-kuba@kernel.org> <20260110005121.3561437-3-kuba@kernel.org> User-agent: mu4e 1.8.14; emacs 30.2 From: Petr Machata To: Jakub Kicinski CC: , , , , , , , , , , Subject: Re: [PATCH net-next v2 2/6] selftests: net: py: teach cmd() how to print itself Date: Mon, 12 Jan 2026 11:37:34 +0100 In-Reply-To: <20260110005121.3561437-3-kuba@kernel.org> Message-ID: <87ldi33ymk.fsf@nvidia.com> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain X-ClientProxiedBy: rnnvmail201.nvidia.com (10.129.68.8) To rnnvmail201.nvidia.com (10.129.68.8) X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: SA2PEPF00001505:EE_|DS7PR12MB5766:EE_ X-MS-Office365-Filtering-Correlation-Id: 3887523d-459e-4133-b19d-08de51c6ab78 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|36860700013|1800799024|376014|7416014|82310400026; X-Microsoft-Antispam-Message-Info: =?us-ascii?Q?9X/BHNGnLPSPTY6iXzldmxAQAjdPI/wKo5Wg0HfSyygL1/t6tuKqGZd97V0S?= =?us-ascii?Q?sqkF7DoUecJq9w2tU6T8YKXvQXDIb7HH5iBZYVW8lp8+He+Sr+i+6r6ixET+?= =?us-ascii?Q?leII6N4eB1/s2xBqZuL5Q9gOo/LwSCAyUzd56iC/za1jo04dV1bqmFZ/Xn5n?= =?us-ascii?Q?bDh41TH1732Zdnr1YGbC8bLUXnEsuAAd6nUcigmyZpp33i99Hay7uK1L9YWB?= =?us-ascii?Q?JmD1jU7zOvEu7M9k/meD2CuwhtwRZ5r/4aXOcPbV6IF0FJlL6aeSkA28IMES?= =?us-ascii?Q?0ZpeWtN7vACHf7FV/LMsooVWu9yeXd6ndsI6R7rDbgCLXv9UdnDgK5H8hu0M?= =?us-ascii?Q?m78uQe9NC9EqGX+ut6FNBbijl9dhXXF1Xb+hLoFPzoPnrij2Zg/rdtXCXfWn?= =?us-ascii?Q?4BenJOB2LEdxX8gAztX7E82anHGGfyUeD6MyxeuRnhwP8Benx12RHbDPRWJh?= =?us-ascii?Q?dpf6/6k1MIZwazeRhnlA6Wb1TfzhFBbBZc66Mh9K/aGcXP0Q+GQGPigRMHWb?= =?us-ascii?Q?F/H0AffoLFEHAcId8CHRAibvuPrVCa9VpJ48fDKRhjkIKEteVbAZWO+5e/iZ?= =?us-ascii?Q?MTwWwISV0xixJRL8uizq7gy0JC4492OPfC9BBYBrXSmQJLFqtAWVeDLz9LNP?= =?us-ascii?Q?zcxPpcGUevMOfbfzvzizeUTf+gFpsoj6qXiQfeknQThYbCpG1V5VdUTt1iAp?= =?us-ascii?Q?YSSkwUAkDPQIXgIl/uy3DVIc7QzMD85dS66Zm2PcJ3QkIzOC7NPLGmsXv3oY?= =?us-ascii?Q?MY2QW9NPt+Rma/DUQetki6L57uSM+DEdHu/gpBUHJ5sFbKrMuWkyKSsue195?= =?us-ascii?Q?nKNC5C/xexxf7mCP8dVfPLVpvZhY//fU97HwLjiJssYFtWjrEyH7O9UnmmiF?= =?us-ascii?Q?aNq4Fw6LSBC47B2ZWfst175SssUNtEkJFSTH6mO9I2iCppR0mUaEPKqm0EsA?= =?us-ascii?Q?dcF1dkqHWs4qiHQONOKtKZo6SDmkPc1neTCGZqneIGLnU9D5lzjXa7ZW/1Yb?= =?us-ascii?Q?wkOvOFpTGHqRf+vnXrx5p/aQTyM4wUu98iVSwhfbV326lqZ7bn5IINo8NKc9?= =?us-ascii?Q?D96LElREys8zhDUNc8RIQAT2A8yrmU7S1ubws8oFtBPjHNQ4IFaQBHcuItzk?= =?us-ascii?Q?oAfBoePMduwtluqOxMrrZiBapA5bqYZJVztRMwiegudGo21OZQ3k17XJLiLZ?= =?us-ascii?Q?jlAhvyn3Nf8kdyCR6AxwHmMw6rrUw03SEu9Wwmr3IF+NoCwmX9rC23SGH6pi?= =?us-ascii?Q?K4tuqnuM2NgmDKiiHBIrdiL2WcZMdN7efhFC0ag1QW7hY7gSx0BrlrR4kGoc?= =?us-ascii?Q?fAlGjrTbrZCoK08gcEk/avSYMewzZJn+j1nngd48yRhN8zz6dtetE3sSES+z?= =?us-ascii?Q?srG8nLz8dnUlvCk4TzCe7ptUVCasDXKwGAHSUiZBWIXrowv8J1jtL/xqv99m?= =?us-ascii?Q?/2SyreqA8yjK466BIyKExHNNh8xFMCQ5B/2ml8AnYjMgVJc4nV12s75tnQSC?= =?us-ascii?Q?ttVoZMsssfdeKwWmD+q1Fdj5k7udD41TYbljrXrt1o3HZBVnFDnYoB1Rrzyq?= =?us-ascii?Q?rR0xczYOKbdCG0mvGHc=3D?= X-Forefront-Antispam-Report: CIP:216.228.117.160;CTRY:US;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:mail.nvidia.com;PTR:dc6edge1.nvidia.com;CAT:NONE;SFS:(13230040)(36860700013)(1800799024)(376014)(7416014)(82310400026);DIR:OUT;SFP:1101; X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 12 Jan 2026 10:38:05.3771 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 3887523d-459e-4133-b19d-08de51c6ab78 X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a;Ip=[216.228.117.160];Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: SA2PEPF00001505.namprd04.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: DS7PR12MB5766 Jakub Kicinski writes: > Teach cmd() how to print itself, to make debug prints easier. > Example output (leading # due to ksft_pr()): > > # CMD: /root/ksft-net-drv/drivers/net/gro > # EXIT: 1 > # STDOUT: ipv6 with ext header does coalesce: > # STDERR: Expected {200 }, Total 1 packets > # Received {100 [!=200]100 [!=0]}, Total 2 packets. > > Signed-off-by: Jakub Kicinski Reviewed-by: Petr Machata