From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from CH1PR05CU001.outbound.protection.outlook.com (mail-northcentralusazon11010001.outbound.protection.outlook.com [52.101.193.1]) (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 33DE2459AC4; Tue, 1 Sep 2026 21:54:18 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=fail smtp.client-ip=52.101.193.1 ARC-Seal:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788299659; cv=fail; b=koj2EwC2SinzvfT3KIxQOsKkZq7LLFRgmqVTQ34J2XFNgnDHu2OZ0HkvpoaLjTi5fdPsWFGKv8sei8+b3QWF3ghCQWIC+zGQnyCl98fyMnjP02Lku0n+NySHLSElsCcRBKejTJL2m+eqXZhl1AAYlnfoSJqnQtkPz7mSEW+mIdk= ARC-Message-Signature:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788299659; c=relaxed/simple; bh=nDU5m11U9MY+YtPYaUtHUMY+hUv3m3eo1+/yRhpVnW0=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: Content-Type:MIME-Version; b=V+mc7PBBWxmEAIX4z493J3uekqx63LusjiH1kICy+E8QsEn8SWF3FTnCquicM9U6sG4LuaY0trfhrUhISaAIwH9TE1ywGyi2LDg//Rg2nXhU9II/k6EcdfphUTNFVtmT8Covv1N1r9VEwAeCA2zHvGs4Rut5cxCNelbhqYjtJbA= 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=cRmP2x2t; arc=fail smtp.client-ip=52.101.193.1 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="cRmP2x2t" ARC-Seal: i=1; a=rsa-sha256; s=arcselector10001; d=microsoft.com; cv=none; b=h6mJ5Mebg8p4R+F4MHzpL5eKcb1sNAGDsvCnS1fB7N82Jr6XZt5f2Kdhy0FGhZYLHTEehsVHMjfgV5qlB0XtSw4ayApnaqG7IDNxwtykLIccZH6Somph2lp6/fyWWYmMex4uES3HgWx5YezEoPzwNwRpc3aF+W09nBbYPd3qu/nRg8oNOPVqPTaIGWMXqnCPAhlQ5kaDqnXo3BQMSNgfad+FiAoKeXuknrmgdS5arkKEMhLsQbjZAtmX262biPUUBatD3rRAKtfOpn9YzHsa/0OlIsjYx3iy9tAZr+QtQQJKVGp8+BG9AES1//xR5dYn+Ir1P22wOlhV/TTbhKuDkA== 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=nh8u9irCk1u6+2+R3B1u0LVttMASxrmt+E1esw/bdAY=; b=x8Q1499sCRPCskgJXv7vfuABEtfthGJQDsE6ymWkv0aTHDhaqPhZ9jFJ4emlNcNrTaNwq4ykRcFlNSaKss3DN86wXQ9TLcosXmDWodYmL06UANWEAy82C5/RaXl5PKAyYEdQICQAh8zS4w892Zh1I8GdSd5tuiUSilnedyh3JHXWSpSuwhjrYUobA9LIkF3EyMXnZM64SUegxudwfMIkLIEI1FN/kAotN6opH7HEN+tkca1p9UlrIDvb6lFrvGvfnplvkrFoMCtede/n+UzwVq4GbpDzLgfcI07Wob/pNeaMwbpA5lBNmDSmjiPrY05w4BUD2wywEcEurGn7OeSHQA== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=nvidia.com; dmarc=pass action=none header.from=nvidia.com; dkim=pass header.d=nvidia.com; arc=none 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=nh8u9irCk1u6+2+R3B1u0LVttMASxrmt+E1esw/bdAY=; b=cRmP2x2tPTx5t57MlcBpjMR5a4+CwqIWEmDiV/4wFTs02u/A8GbstIZH4tc/kMO4LBOYQEyLS//IwKH7CYk19wAmdBjuTG0BZkEmnopvJcdplb7VGt/DbRhUq07BXhXIWtSlJSrQ63xyYzjsC6rUC81hGsu0myt7mzGsuSPPAR+mL1umsFUcnsjW85/fcanf5t0B7dxyjGfJ1uuZnL9x7Y3trOsDbnneFD+0INpXJrhIAtZBxsspu/2WtYc2h81+AXWwQ78M1/kUTAyF1d9tok7EcogmuMUjwgwpSc0YMk1LjqBmrsP/l6TCmtse5a1eNJ+KbEruF6PDCxYLrLQZIg== Authentication-Results: dkim=none (message not signed) header.d=none;dmarc=none action=none header.from=nvidia.com; Received: from LV3PR12MB9411.namprd12.prod.outlook.com (2603:10b6:408:215::20) by MN2PR12MB4302.namprd12.prod.outlook.com (2603:10b6:208:1de::7) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.21.360.13; Tue, 1 Sep 2026 21:54:12 +0000 Received: from LV3PR12MB9411.namprd12.prod.outlook.com ([fe80::98b7:86de:b69:2a15]) by LV3PR12MB9411.namprd12.prod.outlook.com ([fe80::98b7:86de:b69:2a15%6]) with mapi id 15.21.0360.008; Tue, 1 Sep 2026 21:54:12 +0000 From: Alex Williamson To: Alex Williamson , kvm Cc: Alex Williamson , linux-kernel , Jason Gunthorpe , Kevin Tian , Yi Liu , David Matlack Subject: [PATCH 3/4] selftests/vfio: Extend mix_and_match timeout to 90s Date: Tue, 1 Sep 2026 15:53:56 -0600 Message-ID: <20260901215358.2421359-4-alex.williamson@nvidia.com> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260901215358.2421359-1-alex.williamson@nvidia.com> References: <20260901215358.2421359-1-alex.williamson@nvidia.com> Content-Transfer-Encoding: 8bit Content-Type: text/plain X-ClientProxiedBy: DS7PR03CA0112.namprd03.prod.outlook.com (2603:10b6:5:3b7::27) To LV3PR12MB9411.namprd12.prod.outlook.com (2603:10b6:408:215::20) Precedence: bulk X-Mailing-List: kvm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: LV3PR12MB9411:EE_|MN2PR12MB4302:EE_ X-MS-Office365-Filtering-Correlation-Id: a6e28cdc-b93a-4781-ec33-08df08738f0b X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|1800799024|366016|23010399003|376014|18002099003|22082099003|56012099006|6133799003|10067099003|11063799006; X-Microsoft-Antispam-Message-Info: lXpGXSFYQxiy3ySdK0cT/n7DM4Ty2W5AVMVAbp1wJq7RyX+63IBg+YaJniB3y9uRM3vXt/fZjZgFPHkJNSiSf29fVLPnRg1zQmNrdNkRC68ceLrztFWPKvxaxyW5MzmTxqNMfd9j4K9m5o5n6+8xq2wSlb+r8F6FYH+XZeU8XoDlje2w1JyOTxsyvvhSMkck24ZsF8Et28NGfywTQRjmStEnFIWzr50RICKZBrmj2jRe1y8I2Qcm7D9koqDaLsmEQulbTZW3O2pVycrLc/4gKXw+fCghMniuQq2MZKqhUkfHhIvBwy9w+Twz1rjnZE6wC9rTN/nAbnN0crSgWdwLktMu7VM4lESdixTSL88inTfZ4togEjAGDXWTGKYQH7yg5zv3bsXWSUSGeM1HEfuFqfCnxD7LzSOBgLqNGka9m2VAJYcE9rkGrLCpYbmlWK9I7ckujoWVi4dNp6kGnSjIXdAuUCGPBrv3OWm+kCbPdzbi/a1NdHfNGqVX0wRGrLbXNF3XXzc9RZ3WVJ0xt/422BnBlurltuisiXWB+p4DhIFZvlJ4nHA6qWdIGKuZm248Q25wk2hlF9Bz9Aevizjgq2C9UQpmq6YpuX/snpcKMKL7H2EsBVlYr/XOAnvBWZMlJZqAh48N/aOqi7EIEUkQzlcL5ti96hDWGDZZqm8CQFc= X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:LV3PR12MB9411.namprd12.prod.outlook.com;PTR:;CAT:NONE;SFS:(13230040)(1800799024)(366016)(23010399003)(376014)(18002099003)(22082099003)(56012099006)(6133799003)(10067099003)(11063799006);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: =?us-ascii?Q?OtGoOxAleU+uG602yFycnbt/vi5DhR4wtDb8IZd0ZdTL2B9lR/e/9LRn0lbd?= =?us-ascii?Q?PgE9PSv7G3zh4aoD5c2VsmPangBtBhhtBHldZ8W3KAovrIpl2FEgZdFg5SZD?= =?us-ascii?Q?kMuq2TvG+GIlXNHBF5SIdSuxplBQmtZ1LHZ9bJHLExt+rPeT4lPQzy3X++HU?= =?us-ascii?Q?79UkKY14GBSxIGEsp7jmaXPA8ERAMhJjzeYihRpOE1N315fNMsdsm5vG3Duf?= =?us-ascii?Q?vmLQbjpGqRmbuoQNA71ZiVUbL2vsCqasC8Wd60WFK3LDEz/XCouHG+Hf8gKy?= =?us-ascii?Q?W7HepnZ3TEkBViXVec4JuLRa/9mobJsB/mCGmlWhQxtt4IGcyKSfRO1Wtj2r?= =?us-ascii?Q?Sf6kDqCPoYsStLKGGK4x/Hz2bzbUslDk03ZNhXzSBfKOnBC2FougA6DiS0z3?= =?us-ascii?Q?vIKJ/S5xXGfEbxQqz69MtCWK/P01/rmU8ery/wMW8KdVDIvfAQjD2Jv9WSVl?= =?us-ascii?Q?wqx73EIcdto68m6+ZJbpP6aiVVuyL5VaDBdP+JeJ9mwRR6A82qbAG/BXyppr?= =?us-ascii?Q?16v4h9oR6rJJDsMbUnG2bYDK1d3HGATxYvjnxhV942D+fY159ZMeE/uEl2yv?= =?us-ascii?Q?OL4Fd+6yGxnqLjwcugm5tR3GeEn7AwJmuPhCGOnH8o4IzhKtOU2NeqjRaubm?= =?us-ascii?Q?IOJ/EaAohNRPerTYiBSppyFWbNG+gk1ni3FLJLOlzCsWBnkbKlJUOpU7mYu7?= =?us-ascii?Q?aKg07XvOzdHGTETtDg1AxwztE96oBMJSukal1FjZQ0ERKzdim2neVl/+VIaN?= =?us-ascii?Q?3iVveLe4PDCttsn1R3CohosQtIyVyuvzeI6CNLdNMd8X2yzZu6trIhtlAVby?= =?us-ascii?Q?2Dn1ei4a5P5CO7nYfMJZnwvULHwXUOKFWuQHz1/9K2+crer6WQGvZ9PGh+H0?= =?us-ascii?Q?Aah1pYFrjQgug7e96VM3YlOXHmOuixs26K4qFyoi5ba62zTASH3gR42QF1s2?= =?us-ascii?Q?Fu4fZbPlu9dZDRoPIo1UJbn+YDmi0YL+HGlD/WKdMzG4P9qu+5rsqy9Fx89J?= =?us-ascii?Q?+sNLpmy2Ybn4egXkezijpDpWcUl1tV9fnPDritqS/3vb7TwCcXBZBHuZN3Bw?= =?us-ascii?Q?nucUP4gf02CKHPnxmpOiSuNOVvaXbE+CfDCouoVJZsi+HPsfTL9QDV8AyLWM?= =?us-ascii?Q?d4y+xw7PlCUGw8FxNfDBfo0mMxzL/jrkt8lCKScY8WeoxPVGarr+6g//3QCd?= =?us-ascii?Q?wml+5UPV79cmpsmRdokQJQ5nLpuH0L+UFGBwlMXBrQIMaA8Vc9ZD03i3z/fK?= =?us-ascii?Q?ahsPSujS2xe1O3Ke9zYBZPr5uJzAC7dvXFAMZJnsmJXWNV99N+anOgh+1qN5?= =?us-ascii?Q?eFtNkoeRx329Ky/ZRyrYIoFQIppitpBLNuwTIvq1w3kTb6zMpn4Lxz8/SYnc?= =?us-ascii?Q?/++LHupTHa6iDYwmm+O7Q22nxtiAv2WvO75PPvX3CRys72Vxcv5js+nNbjH4?= =?us-ascii?Q?Gskt4+rpCD8dZZuLKV6nW5jTWGcOGbqG84JRhxzcUhP2T9FWNEUwuIJj14VX?= =?us-ascii?Q?DskD6KfZB8MOrC2z+xz9tGZgAV8683/N7B0fyLJrxCE0jOtv4Nali/CyGjWO?= =?us-ascii?Q?TI/3uydnoJc0OzHGZRdHLR4hxKxsja29c4PKq6mSOxLY5RIYxtmabYJNO4fw?= =?us-ascii?Q?Rddq53X63cAyP8+k4Jvw8ag8Eeftay49WtxM9wDVP6A+YVg/2kSj667XR9vJ?= =?us-ascii?Q?uw5bNX7YaKFQ21KtlRHNMQZW4yFCGZzTfa238Jiwn5TDrYtrU+PONJCSuffR?= =?us-ascii?Q?xQB1AMNWyg=3D=3D?= X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-Network-Message-Id: a6e28cdc-b93a-4781-ec33-08df08738f0b X-MS-Exchange-CrossTenant-AuthSource: LV3PR12MB9411.namprd12.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 01 Sep 2026 21:54:12.5861 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: VW0hW8hoZ/hKtxY7mzaWYaxzo696+nj4h79MnkOUywKi+Dg0pt51Srb4s8Dhr+CNtYcCD/Uv5K4CRWam8Ol8fQ== X-MS-Exchange-Transport-CrossTenantHeadersStamped: MN2PR12MB4302 Systems with firmware first error handling can see heavy SMM load as a result of the mix_and_match induced IOMMU errors. For devices like igb that get wedged on these errors, the resulting FLR is delayed waiting for the transaction pending register to clear, which never occurs. However, due to the background SMM, the backoff delays in PCI code wildly exceed their timeouts. As a result, the whole test can report failure. Extend the mix_and_match timeout to a value shown to complete reliably on such systems, with ~2x margin. Assisted-by: Qwen3.8-27B Signed-off-by: Alex Williamson --- tools/testing/selftests/vfio/vfio_pci_driver_test.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tools/testing/selftests/vfio/vfio_pci_driver_test.c b/tools/testing/selftests/vfio/vfio_pci_driver_test.c index 761bf117d624..1d532f944cee 100644 --- a/tools/testing/selftests/vfio/vfio_pci_driver_test.c +++ b/tools/testing/selftests/vfio/vfio_pci_driver_test.c @@ -190,7 +190,7 @@ TEST_F(vfio_pci_driver_test, send_msi) ASSERT_EQ(1, value); } -TEST_F(vfio_pci_driver_test, mix_and_match) +TEST_F_TIMEOUT(vfio_pci_driver_test, mix_and_match, 90) { u64 value; int i; -- 2.53.0