From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from NAM10-BN7-obe.outbound.protection.outlook.com (mail-bn7nam10on2060.outbound.protection.outlook.com [40.107.92.60]) (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 B45BF1E1C2B for ; Mon, 24 Mar 2025 22:06:18 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=fail smtp.client-ip=40.107.92.60 ARC-Seal:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1742853981; cv=fail; b=W7DBsYd1UECrba9DFgKMXn8ttTrAMBzuRnxVAsChVfq+yqFtzYO/G+iKdBqhvA5El4C/NHIYODXAayepkyPgebvPonH17H+gBY/UfxkSi82ghn3oTSaCfCwc5RY1kcHGvngsX98F5GUaAK7+pWA51/Mp1TI0tnWgRqYQ+OwVXuo= ARC-Message-Signature:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1742853981; c=relaxed/simple; bh=Ag3xFBr5sklEqKWYuE69paBu+UdTuBU05YxjNfrzbvg=; h=Date:From:To:CC:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=Vp5F2Q0qQx6r8l9MIwalPyd8VtFoGjFiTaqgpeDTeoNdHnc+wLeMBkzbj16atK1gRBG+oRTk0fsnBQxUk1b58NHXjAowedW5eDX43DrgyuUbRDD6TR2zrwxxvYfNk6yr2Z1XExB4/Hut/hSzjN+LCEERAJalmA+yrOoLuUxvoT4= 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=RD8EvEgm; arc=fail smtp.client-ip=40.107.92.60 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="RD8EvEgm" ARC-Seal: i=1; a=rsa-sha256; s=arcselector10001; d=microsoft.com; cv=none; b=CckvnVlMG7d0JGSQaNWc18+TQ/2tT7WH3S1WyIig0sgHUhuxpTNVcA/Mi/f+cAGTJPuWUEudXzB+WmYRC/QgHMTbYJgHSO1OS71k7to3PiN6GOZ4T1OT7mkeiNveXTt3+ou0yz3m1KKpBNcwa6/n7+2SqnLUfWqxejytqN9mCyx0HoYZT/xoWbtyCHE6I5rc1uSk8hdpCanCxqZ4b7fN5AUucsyJ13HN2qFYLnPZEWiMbiXDr0TPJJKHrRKe4I7sqENTR/hK4EOCJBCVF8LsyRfgyjlB+QiLa9XI3du+XU++pkwJdIzOC/XNDf9f+Y8BCiZ/ffTKhOD0EexQHKLEng== 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=O3J0feagq3sOEAsjmGyb73m9SraIJCgPLjnTnIHtmWA=; b=ImUPGfzGvHHVODbAXvzOadBuz7aMStHgNOQ/qnmZwLV8DBbfddLZK4sO2EquORjAgsvFipTK3710oF+2khSXQsDwJsy6DgMzCBdxWPtNprNetqUSGv2vSpD7eKoNgK6Pw1dQY4EWRAvVl3Hvt4SngSkzrm7eaNttxPp5v/JgGI1NNcr9RbWlkRXsjeoGuxcSUAMUYup8AnM6jENFYrRUAOATizU2T+Dt0e+x+oYt3gdNuJJdSOTBz8h63Hcs80iR6dFPlwcl9yeIBtiN8bL2ZH8+xRp3lfkiSUO56GZzbKg+AAu5913DggrA73+5KkfXAXR8CennUc7zuEzGbUc0zw== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass (sender ip is 216.228.117.161) smtp.rcpttodomain=kernel.org 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=O3J0feagq3sOEAsjmGyb73m9SraIJCgPLjnTnIHtmWA=; b=RD8EvEgm8naLFLoikzK1ca1bkjxfoO6VAeXqu0mx6P4F7oGp7C7mTC62oYFF+W8nyljX/MqnDYe74YI/JdVeGNag6MX3wp+QAb+a4U1CRpp6S1QW8Xi8eIPfR4BFs8m9d3Fpcbg2Z3huKDKI/aVtWMEwBSsB6w8WglCcZwrGm/fgiVsPTiH55/uq4/AvIDiTxLRRYJcB/n3rI+8Y2+wqaafQtqlrgP6sVw/1q8kipAzhv8vtiObDRpLtyoOohrYSNIMNBokZKEwmXBfsiY6r58t9VeTO9TzfktDmXMpsJYb12ZNItvOHrubuv2vgdJxXreDopGy2drIoPTUna114ZQ== Received: from SJ0PR03CA0354.namprd03.prod.outlook.com (2603:10b6:a03:39c::29) by LV2PR12MB5967.namprd12.prod.outlook.com (2603:10b6:408:170::14) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.8534.42; Mon, 24 Mar 2025 22:06:15 +0000 Received: from SJ5PEPF00000206.namprd05.prod.outlook.com (2603:10b6:a03:39c:cafe::9) by SJ0PR03CA0354.outlook.office365.com (2603:10b6:a03:39c::29) with Microsoft SMTP Server (version=TLS1_3, cipher=TLS_AES_256_GCM_SHA384) id 15.20.8534.42 via Frontend Transport; Mon, 24 Mar 2025 22:06:15 +0000 X-MS-Exchange-Authentication-Results: spf=pass (sender IP is 216.228.117.161) 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 216.228.117.161 as permitted sender) receiver=protection.outlook.com; client-ip=216.228.117.161; helo=mail.nvidia.com; pr=C Received: from mail.nvidia.com (216.228.117.161) by SJ5PEPF00000206.mail.protection.outlook.com (10.167.244.39) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.8534.20 via Frontend Transport; Mon, 24 Mar 2025 22:06:15 +0000 Received: from rnnvmail204.nvidia.com (10.129.68.6) by mail.nvidia.com (10.129.200.67) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.4; Mon, 24 Mar 2025 15:06:04 -0700 Received: from rnnvmail205.nvidia.com (10.129.68.10) by rnnvmail204.nvidia.com (10.129.68.6) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.14; Mon, 24 Mar 2025 15:06:03 -0700 Received: from nvidia.com (10.127.8.9) by mail.nvidia.com (10.129.68.10) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.14 via Frontend Transport; Mon, 24 Mar 2025 15:05:55 -0700 Date: Mon, 24 Mar 2025 15:05:48 -0700 From: Nicolin Chen To: Arnd Bergmann CC: Jason Gunthorpe , Kevin Tian , "Joerg Roedel" , Will Deacon , Arnd Bergmann , Robin Murphy , Lu Baolu , Peter Zijlstra , , Subject: Re: [PATCH 1/2] iommufd: import IOMMUFD_INTERNAL namespace Message-ID: References: <20250324210329.2809869-1-arnd@kernel.org> Precedence: bulk X-Mailing-List: iommu@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Disposition: inline In-Reply-To: <20250324210329.2809869-1-arnd@kernel.org> X-NV-OnPremToCloud: AnonymousSubmission X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: SJ5PEPF00000206:EE_|LV2PR12MB5967:EE_ X-MS-Office365-Filtering-Correlation-Id: fbc063e2-fc60-466b-df32-08dd6b2018c3 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|1800799024|376014|82310400026|7416014|36860700013; X-Microsoft-Antispam-Message-Info: =?us-ascii?Q?5CzPZHKDRTDkkXqAfbww8ouG6y04kbFwotmV5kkKpFVOmfsTlDxFwSsHp/YK?= =?us-ascii?Q?nkB6dBJP9iL4ws/j0ke7+3Cu+aEm3Tb9H7fdD5NGj59EgmnpYnTHNzc8cKZM?= =?us-ascii?Q?r2pcJgNARIH2sK2Gwcj8B3wXHfs8b6p6NNr1HW+0TjSFnhs4+uooCbs/ZmVB?= =?us-ascii?Q?paDiTpV31B0fNIIl367pXYgRcfjQM3QVT7C8cugEXFdMEyCpTubikTO7th7f?= =?us-ascii?Q?eLQPZglDh9irxSZmevZsZXMAI3ERhNNWlV3GdMsg+N7QXkngUqD+3L9d6Chm?= =?us-ascii?Q?Eh5v3aVjuvZsh3FNBfKgMX/Xwx1qkWA8QiU23RIMA6oqX37PYSTbSQ7biWaH?= =?us-ascii?Q?UKG45HzGPsqqLBNdOuQUTqkfM7xFemCaX4uPDfybFlpbIBUUwymDXeRwczAL?= =?us-ascii?Q?qvEqe5mgKAGSSokYad7pWkzbE5F1T85G6eJg4Z08S++dZnzwsKQ+T4LFX1fU?= =?us-ascii?Q?z1g4EFFb59gf4dh05Kk58Lg7FZSlZHDfaYm5WlJjRjpOUbz15+su4KiALwWT?= =?us-ascii?Q?CpL7h/kqIRXTGe7WkBmlDfz1e3jXbdu8gJBovInZddgbXLXIxH+peKDX46Gy?= =?us-ascii?Q?2tkYHwmCY5sSXSQmbYXHfu6N+Y+j6V2rnOH0PgLCINosVAtNOkaLGppLEtba?= =?us-ascii?Q?PGuZNRe1AnKugvZEiHeEAfCRobVS8Cl8xcRxFtV3jw8lGFzP4UZLqj0lOoIl?= =?us-ascii?Q?PB/2UHaO/fblc+4Rd0C2PfoKiZDjHuShI/e67W3ZObbYwiT96lUAmVUCFSJ3?= =?us-ascii?Q?o1wrH6IOssP5IJ2XjJcupAJsUtJcb2UZ4RjGaetDUCjANsDuqzLgR126qah1?= =?us-ascii?Q?BG2UBXZfVfOoFXHZWUJ1IJnGHhbHURGoMRHz21X8UN6MOBBTIQahjUCSF2dj?= =?us-ascii?Q?1fG9rBH5ZRnN94Cd7Sr+JVRO5o02DtJCGHBs23ltpDxdLpEXSsZ8w9Hvy3Fg?= =?us-ascii?Q?QDpffZUV6ULvzeF+W51N5d1KaffTK2/Mpcx9ZpIyurnMOichJrsx/9uIcqbU?= =?us-ascii?Q?ueesr+XuBdv2vTAlV+mIlt9jxIJ7AjXZQkrztsm5wMsyFIC3dv5Ar/DP/Gi0?= =?us-ascii?Q?gesPTUe51V+MR3um0nY4MzJFmz9ChBGDmKRNWPzDUL5IsYkRllZORhJezwGP?= =?us-ascii?Q?b3gmU+CvfHxv+WRqoL6oKcNC7zyh1wHrqPhREH1NOMBEONrwK1dME18XDml7?= =?us-ascii?Q?f/jqulqd+WN+pcCDn0VNgWlV6WcwccJqFwXR72KHZh39+KDaWi6ozGD4OuSB?= =?us-ascii?Q?wdIUmXYKuB6xQGDbYH2e13m2xvduMQzPXiHAglolcak6G1oIuznd35Fhhn1/?= =?us-ascii?Q?+2Wpwk5kVHU42oVbbhCSEkCrDToyv5GQ6ERZFCQJmxorsK7el81kBbaYcW0L?= =?us-ascii?Q?92vuo36RQ8YRPPyFXcGRQ4paGtxpGsMmwI3ZSthbOxN8VKPxqDnyqWKNODEu?= =?us-ascii?Q?APEo3Vs6mKETngavDaUGdGi9oCj9SptcFfjW3yP/lIAdumQ4u0pksIxIPJJ6?= =?us-ascii?Q?w6dvLPi2AQEasky1UEJuEXJ/f4pRyRiBiAe+?= X-Forefront-Antispam-Report: CIP:216.228.117.161;CTRY:US;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:mail.nvidia.com;PTR:dc6edge2.nvidia.com;CAT:NONE;SFS:(13230040)(1800799024)(376014)(82310400026)(7416014)(36860700013);DIR:OUT;SFP:1101; X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 24 Mar 2025 22:06:15.4937 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: fbc063e2-fc60-466b-df32-08dd6b2018c3 X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a;Ip=[216.228.117.161];Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: SJ5PEPF00000206.namprd05.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: LV2PR12MB5967 On Mon, Mar 24, 2025 at 10:03:22PM +0100, Arnd Bergmann wrote: > From: Arnd Bergmann > > Building the iommufd driver as a loadable module causes a failure now: > > ERROR: modpost: module iommufd_driver uses symbol iommu_attach_handle_get from namespace IOMMUFD_INTERNAL, but does not import it. > > Import the namespace as needed here. > > Fixes: 916a207692ce ("iommufd: Move iommufd_sw_msi and related functions to driver.c") > Signed-off-by: Arnd Bergmann Tested-by: Nicolin Chen Thanks!