From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 97560C27C4F for ; Tue, 11 Jun 2024 02:55:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References: Message-ID:Subject:CC:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=ryV6JZcsOyFjP34cdjrOW+dsZXdpur2HsC8Mwu12OQQ=; b=oEZEYCd2hjVH/z n6SeEBhYf6JSzG9jfEaoRh0ou/VXzJoo4h4Wlx7qtSLKRenKNZQrozfPfcL2qcxDGNY5eBL+GXQ+D r7Ret2y9yU36mGGn74Ab8pD7axgZyE3izMqC18izd8JpMV4QWT6oO/EUMGhJDUwXNqhR+F6qJjJD1 VlKfopgzEMzjKUZWOx6eLGPq5Swetjtj83Oxw/DHynPPUt9/ynZ1lMAENS56fkpxYXvLyMX3sfv+S CqLerwtgCwfc77M/lwQEP8tKrk3V2Z7G83AbjPmOodaEWNOtRRZXNC5NokEh9/QlZcaZsOEGRBA3N w7TTwaX7d2x2IooJrD5w==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1sGrfK-00000007CSn-2ZFI; Tue, 11 Jun 2024 02:55:19 +0000 Received: from mail-dm6nam10on20629.outbound.protection.outlook.com ([2a01:111:f400:7e88::629] helo=NAM10-DM6-obe.outbound.protection.outlook.com) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1sGrfH-00000007CS8-2NNb for linux-arm-kernel@lists.infradead.org; Tue, 11 Jun 2024 02:55:17 +0000 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=lno1yjsBmv1ysj1+eaD4JzHhsgRAPGcNlL89beaIscdo6+LnjmZFw0aDbSCKbJn0sZndLjVpXZLdsEvCk42OshPfukhNsIvSqipJbFgOaqFi1Z1Rq+Qx4J9Xa7kXqW/R9t1QtwDoq5+0bwAGBgGFNHqTWSOow4JZAA4LVVEqD8dObDo2WDoLFqG6yZkfNW7j9K0/MwYLMbI45y8/3oezx8BaOR+HFWCuaxWtAekj0nSPFB2oNDAoLSkTN+vmcRRLmOtdbuB3CWg4Wxbki5pD72mmmuoHTWhotPoPR9cR/uDpOqiuwAeCeNwEEhFmF8u/9QI0+ztUjqUONUjAnV+XeA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector9901; 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=5dF/iQ6olv+k6Ttn9P7wSlmFbyKEBKe7f0haMToir1w=; b=X4BccJCjlGKGT633tsAGK6f2Xe0C+rFASn1kcT5f+MyC5XBIGWJ54JSKClvVp+78ZnbtUVw7tHBFiDbsjqfNIfkTqMLxAxMLfOoyxka7Zncypi4buD3Ts3gOZhwmyjMhKO5oXgaLCHhSp0NbyOJbRv0OtqhrGHaLpbDuLTf2CMRWxGPYEDiwf8MnpACQhnq3/0SGdYXpPYR/yxw9+6tvsOQHZNLdYScyEyiDRsBlQs8QaXHdHcM2owy5zWDPJ/0GUbnB69m9ixZ0cM8abUfY4QNgRS/naA3QJMlm/G7d4QPegeX2suyoM63dSskWID+vUCTGQnqgB0sHtA0FlTos+g== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass (sender ip is 216.228.117.161) smtp.rcpttodomain=lists.linux.dev 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=5dF/iQ6olv+k6Ttn9P7wSlmFbyKEBKe7f0haMToir1w=; b=My9owMLX/Ir8QIYbu8rfmVoGkOIcWNRcBfFvy9KEZTzZOuVZQ5+ka/gVXrQ35XT69QyQqSH2WHVzTpyZrUEJF4RfqSYiLh0RojsUNDBtpv3SR+td/KFGGzfomfI78zausZpp69gPpqRaRa2aPVaOJZtQKmJxVap4pEStbJRyTHOfPnXYKZATI57gsQA3zOCqBSjhGsoyn0AsHD79xa4+G4euYY5cvJVX3dInmwPbgTkNcixOiWhwYXv1NXq/A2/OH461Xy2ynvldyCIdp+ezEzTmm/RJTnDEPYPtjjN9Amwntt9Tdx/pY4lIEDcmvyD0si+IWVRonof+L6qRzDNASg== Received: from BLAPR03CA0058.namprd03.prod.outlook.com (2603:10b6:208:32d::33) by BL3PR12MB6426.namprd12.prod.outlook.com (2603:10b6:208:3b5::12) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.7633.36; Tue, 11 Jun 2024 02:39:51 +0000 Received: from BL6PEPF00022574.namprd02.prod.outlook.com (2603:10b6:208:32d:cafe::86) by BLAPR03CA0058.outlook.office365.com (2603:10b6:208:32d::33) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.7656.25 via Frontend Transport; Tue, 11 Jun 2024 02:39:51 +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 BL6PEPF00022574.mail.protection.outlook.com (10.167.249.42) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.7677.15 via Frontend Transport; Tue, 11 Jun 2024 02:39:51 +0000 Received: from rnnvmail201.nvidia.com (10.129.68.8) 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, 10 Jun 2024 19:39:39 -0700 Received: from rnnvmail205.nvidia.com (10.129.68.10) 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 15.2.1544.4; Mon, 10 Jun 2024 19:39:39 -0700 Received: from Asurada-Nvidia (10.127.8.10) 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 15.2.1544.4 via Frontend Transport; Mon, 10 Jun 2024 19:39:38 -0700 Date: Mon, 10 Jun 2024 19:39:37 -0700 From: Nicolin Chen To: Jason Gunthorpe CC: , Joerg Roedel , , Robin Murphy , Will Deacon , Michael Shavit , , Ryan Roberts , Mostafa Saleh Subject: Re: [PATCH v2 07/10] iommu/arm-smmu-v3: Do not use devm for the cd table allocations Message-ID: References: <0-v2-318ed5f6983b+198f-smmuv3_tidy_jgg@nvidia.com> <7-v2-318ed5f6983b+198f-smmuv3_tidy_jgg@nvidia.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <7-v2-318ed5f6983b+198f-smmuv3_tidy_jgg@nvidia.com> X-NV-OnPremToCloud: ExternallySecured X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: BL6PEPF00022574:EE_|BL3PR12MB6426:EE_ X-MS-Office365-Filtering-Correlation-Id: 54cbfa41-3337-4667-684f-08dc89bfc4ec X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230031|376005|36860700004|1800799015|82310400017; X-Microsoft-Antispam-Message-Info: =?us-ascii?Q?fpkrrS0akme0KZPxXmDZS/f697bTvp9ee9CcsuW7/V/5JnEm5nLAm14xShSx?= =?us-ascii?Q?57veCClM1165EfHlN4rd/gQPlk3Ln+V0G5rqyY6erI0TPObv5cYR7leDGjtH?= =?us-ascii?Q?oWUBc3ErvK4zKkr4/+7kT5ERIyURdH9RGKseF15cLtAdgFS50/SN+XK5tesk?= =?us-ascii?Q?tTbic9gt1NI63DG/iwrNS7cDHRo+rASAImY0nc7fnbhNplLBmhq1YSJMjIVd?= =?us-ascii?Q?MNSIQEaaFp0PNnCn8GaevB5ml67Vn75nbJBzumeMJkBEuE+xY8+nXAQUZ/uB?= =?us-ascii?Q?eWE3O8Gifk4tormoLJcWrAW1OGBmIKEsyScBZzjIxagk1UFpaDd3iX9YBimS?= =?us-ascii?Q?o6w3SzGJS90eRDU1w4ZjVUkrtMqWdEmNpxp8nfjBJUMK61suC49I273cxDiq?= =?us-ascii?Q?6EOSk/RIgIKxLs0NFxd0b3uMlp57wqedKrvkMV+DAbI1xkJatw5pHrmCu4cq?= =?us-ascii?Q?wx4j00hjz7FPwul05PC+mv1+cnzb+b3TCW1UqIj+nk+uWrxLhS5m9bUAVDoB?= =?us-ascii?Q?PLOxq33yg2Y05lobsGn0BnA7gcz21TlO3txcjWDg0I8nSzE48rr711j9LahG?= =?us-ascii?Q?FZ3jHDaKsS+Fr0EVU0pP0SZ9sdnoI5O3GecQbPOfuZpMD/fgR6bSICVWhwwK?= =?us-ascii?Q?dWbyhOfOL+fCBFFGHtW4pBr7z9JSUMYoOAR4p9ZUVQ+zU2bNXZWn81q5jrid?= =?us-ascii?Q?rTwa4kPfmYpnoK41w5C9cnS6Z8CAxkP2MJkN4YeDRtTHmcGfb+2qTsnBshAh?= =?us-ascii?Q?lNip01+iO6/qyEuuZJSEV9J5ESiS5YSVVu9VIgCuepy48LQA4B4Ro0Zm5ksG?= =?us-ascii?Q?Nx27MQMyBKb8RwYnT0sJjhOB8J3yAR6PPCT+RQPplbRGbRu2dz0sf0+Ds0CS?= =?us-ascii?Q?yfwTTNO45FGRQnlNGfW93lRoOL6de349qqalUm5gMJ/d3eh8wfuxfWhze3Sm?= =?us-ascii?Q?eWkA30ucz7WMPO3eWgBRU1z0ahizSnBFKZc5YwUtz3Ap18EengkwxPIq48n/?= =?us-ascii?Q?FpQwtrEtTHsA2LKp6fESAmeKrl5/ZG612BLl41QXl+jHA/bOGqvUHQsdWlJz?= =?us-ascii?Q?F4fvNdMqBZB2zIyGVdmaz4lBEvsA9ckdAqTgg7GyseJ6YAjtv0fLcVvA4WU+?= =?us-ascii?Q?6r2Gly3WmmJ3bUcgUNbPOUharz8JPLSfabqNdcxdNxOGagg8fIb5DN9Epr7c?= =?us-ascii?Q?dQZKEkyPO8ElrKPI3D0SA3MFu+/AZqrr/07V8p4nwTaTVjMTt8VfRd33wI7+?= =?us-ascii?Q?aHn5Xu8Wn2DkpRc82ZSHXA5lv9w/9wXOq+6nzRVcFYDUOei8BhzEugDHj0ls?= =?us-ascii?Q?Qxus/y2TxC9k4fmBHYGfi9Wg2YWODHGKDYSadXZOp+NINDG/wddNvT6xHiJQ?= =?us-ascii?Q?0pZ/pd47szJkKNUpy64plAo9P3WIMlH3/EMClMQ8VhvOk0Is/Q=3D=3D?= 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:(13230031)(376005)(36860700004)(1800799015)(82310400017);DIR:OUT;SFP:1101; X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 11 Jun 2024 02:39:51.3479 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 54cbfa41-3337-4667-684f-08dc89bfc4ec 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: BL6PEPF00022574.namprd02.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: BL3PR12MB6426 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240610_195515_805870_F28E4452 X-CRM114-Status: UNSURE ( 8.76 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Mon, Jun 10, 2024 at 09:31:16PM -0300, Jason Gunthorpe wrote: > The master->cd_table is entirely contained within the struct > arm_smmu_master which is guaranteed to be freed by the core code under > arm_smmu_release_device(). > > There is no reason to use devm here, arm_smmu_free_cd_tables() is reliably > called to free the CD related memory. Remove it and save some memory. > > Signed-off-by: Jason Gunthorpe Reviewed-by: Nicolin Chen _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel