From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from NAM10-BN7-obe.outbound.protection.outlook.com (mail-bn7nam10on2089.outbound.protection.outlook.com [40.107.92.89]) (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 3353B17B427 for ; Tue, 10 Sep 2024 06:58:34 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=fail smtp.client-ip=40.107.92.89 ARC-Seal:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1725951516; cv=fail; b=RteYC44B4YNPbgf4Fs4eK0Bmiw2FoPJo8k0+e8HG51nXXAKrcAD19fBgtih1/QpkIKHLreijEH96mQ3ZGEtK0Wz9W6ugaKIEozKEZcP8gBl+4TFa89TZIs5EKC45lXgspo5+J5j+xgkPTapjmUICOxC2wEuzG0PV40YPEu3gM+8= ARC-Message-Signature:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1725951516; c=relaxed/simple; bh=uBj2jL76iES5roAUh5qdFbsBecPR1930WUb+V4YqjEQ=; h=From:To:CC:Subject:Date:Message-ID:MIME-Version:Content-Type; b=j0mNc7C2R4oUyxo5C2/Gd/UcV21WvQDUqbY6oiIu5r0NqFpe7DiM1L3tRz015x+YWvzCYnhFUXbdMEVTKYDL8TgywAawSsPRiOE3JHOO1MQEOxMNTU6JqukDdUsZbF79zanveebOCbK6n2CC1A8OUJrRahOIXj5RaPpvSgzgBgk= ARC-Authentication-Results:i=2; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=amd.com; spf=fail smtp.mailfrom=amd.com; dkim=pass (1024-bit key) header.d=amd.com header.i=@amd.com header.b=RULxZTLf; arc=fail smtp.client-ip=40.107.92.89 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=amd.com Authentication-Results: smtp.subspace.kernel.org; spf=fail smtp.mailfrom=amd.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=amd.com header.i=@amd.com header.b="RULxZTLf" ARC-Seal: i=1; a=rsa-sha256; s=arcselector10001; d=microsoft.com; cv=none; b=eT/rV2NMEALeFvt1FXh1jB0P6KYxMTCE7eZ/5PHXJigDcWTnbID4qgNt2m3195wTmz+aGcR5XtH8nOZk5MMpevSu/0N8KS3spK1Cg7GewVS9ZWjPQRMiBCKMUdmpS3Ru4yb7Nojf75Cw3OKAe1MvfhFR+Mw770wZrQRdcEQ4IUZGCJ6vDmI9D2lWqI/xqK6jqNx+gWg+hcFUTWNVBLyHNiawoX/OlM5O3TOTADajnBeabbFRlNgcG+H8kYnzDToP3Pl8bBsXk8V7LR0/uU0bFFSZsAqmNcvXWl3gpPETIQVa6Ac/SuciDJ7FuO8eg5hTtk10JFhxrzu1xPYbXAoq/Q== 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=+abEW7r0FtA27odKohZQJ6u2gFzMy6uU5FqTtpeZVhE=; b=Gsnx6GgYzVsLR/7eEqpj+l7Ngkwqq6w5dWAjAeev6HICJnJHvyvUibnU2H9sK8TDz/qi9n6MSSazrgpkWsggiKYrVsuK1/i9s3xERtD7zlisqaaFDatmgRcO5ypITg0t+ru+zRScbMrZ9ITQCeo/odE99lkc0AM07cMrKgUG5nCOdk0ayez5wmeKRDcF5nDPafrNXUFlfkTmdpArXXrmbw9VkAYwemmCoyH1IbQbDEurhUO6X/bt5RGxKUl+dIRJngh+hH8DN79G1tyITXiiBzI1EROIUY2REDfuRIjTZlj9TqdILWYbpko+iuyLrTN+8uzVg/pIcYdFvc3aj5eBOw== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass (sender ip is 165.204.84.17) smtp.rcpttodomain=lists.linux.dev smtp.mailfrom=amd.com; dmarc=pass (p=quarantine sp=quarantine pct=100) action=none header.from=amd.com; dkim=none (message not signed); arc=none (0) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=amd.com; s=selector1; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=+abEW7r0FtA27odKohZQJ6u2gFzMy6uU5FqTtpeZVhE=; b=RULxZTLfrfHJt8T/HJEMHGpVuBKbC4y88cZz19fqlriN0IyRrgCBP8a6th9IS5vhXlwWZWgaBhgrrvMeM/Z89Ec+uwfSL7xcSKbKdNJ5U95ftnp+F4bvch1qT2R72KOTNWP+vCGLN3OfMZ2/8w0EkkWA/ZQKul8XB4gHuoAjGOg= Received: from BL0PR02CA0072.namprd02.prod.outlook.com (2603:10b6:207:3d::49) by BL3PR12MB6380.namprd12.prod.outlook.com (2603:10b6:208:38d::18) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.7939.24; Tue, 10 Sep 2024 06:58:31 +0000 Received: from BN2PEPF00004FBB.namprd04.prod.outlook.com (2603:10b6:207:3d:cafe::9d) by BL0PR02CA0072.outlook.office365.com (2603:10b6:207:3d::49) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.7939.24 via Frontend Transport; Tue, 10 Sep 2024 06:58:31 +0000 X-MS-Exchange-Authentication-Results: spf=pass (sender IP is 165.204.84.17) smtp.mailfrom=amd.com; dkim=none (message not signed) header.d=none;dmarc=pass action=none header.from=amd.com; Received-SPF: Pass (protection.outlook.com: domain of amd.com designates 165.204.84.17 as permitted sender) receiver=protection.outlook.com; client-ip=165.204.84.17; helo=SATLEXMB03.amd.com; pr=C Received: from SATLEXMB03.amd.com (165.204.84.17) by BN2PEPF00004FBB.mail.protection.outlook.com (10.167.243.181) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.20.7918.13 via Frontend Transport; Tue, 10 Sep 2024 06:58:31 +0000 Received: from kali.amd.com (10.180.168.240) by SATLEXMB03.amd.com (10.181.40.144) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.39; Tue, 10 Sep 2024 01:58:28 -0500 From: Vasant Hegde To: , CC: , , , Vasant Hegde Subject: [PATCH v2 00/10] iommu/amd: Improve domain allocator and device attach code path Date: Tue, 10 Sep 2024 06:58:02 +0000 Message-ID: <20240910065812.6091-1-vasant.hegde@amd.com> X-Mailer: git-send-email 2.34.1 Precedence: bulk X-Mailing-List: iommu@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-ClientProxiedBy: SATLEXMB03.amd.com (10.181.40.144) To SATLEXMB03.amd.com (10.181.40.144) X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: BN2PEPF00004FBB:EE_|BL3PR12MB6380:EE_ X-MS-Office365-Filtering-Correlation-Id: a2d4fde3-2070-4c70-4989-08dcd165faf8 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|36860700013|82310400026|376014|1800799024; X-Microsoft-Antispam-Message-Info: =?us-ascii?Q?0rQI0s67wOh5WBal9Jrg63ilJ1WMUF8bwz3gyXxVw0ia9mGwZJGrfiyM+opQ?= =?us-ascii?Q?PiVoAukxMpI3IHp1Knl1T5srrvShhxGJcJF4XTNkUnHnsZQc1ZdKOlkLRAFt?= =?us-ascii?Q?wHE/PTsEMfKBwRabqEoDrIKv7F6o5fSyqqY9KH+gv1RLUac+GaMRRKMAAXz6?= =?us-ascii?Q?HT+CinrpOtMWCwulo9A8Pt5y6DvOFPbG2OoGUswROt1fbSgMi4lYrstjgIKe?= =?us-ascii?Q?LJmuT1OQfNVaHQfqPSfibl6CtsMqlksUJtZnUMRij5P2r57TYUx5D253gbsP?= =?us-ascii?Q?Kg++XNgFm4t/UocoUuw3eD7eh+Uaob42RA7jhTol8vwo+ad3ROLeQZHxfhdr?= =?us-ascii?Q?xjLAJ1pWrFt5v3q2DwyAfHUMxqzqITywXzdeetJfC66coB7fWrOPHEPFHRNM?= =?us-ascii?Q?f19BMEiwHfR5Xxqn/e7TPiitgmcBxP4RpB7EKydrgwH0U5+cs3b+ruJPXYe2?= =?us-ascii?Q?BnoyYOMW+65D7zF9+SZuY6i9P0nPYgqbI3dNA7YhgCJQ+drMk+qDJ3qLI3nm?= =?us-ascii?Q?I0RaqNckdsjXcl+murYTSduLPPqFVeX+N4i7uT9R70jUvxPjAt2k3VGLTUha?= =?us-ascii?Q?LC697t9bYlDbD/pM9BjbxCqGwBNvoVWbl5Tymba8sWOtvoFERmKJk4Q9OLYe?= =?us-ascii?Q?lnhZeprTmBW+ghWrjb8M3IWZw62XdRCvffrmxpWJ76NJI3tdIHWnTf4pWoNL?= =?us-ascii?Q?fwi88VIOvyP4HoBp4Of+1+2epU/H3Sqst3Jo7D+kSuZ3bLmUjVpyLIED6dL7?= =?us-ascii?Q?6rM1bFPmaV2ox02nsj/bSf2+/kKMz0gpdcHxSE7C/+PoL3nn/n2bG7cUCDnG?= =?us-ascii?Q?0Pk4P4Y0PM24RmcoPF5Bt5+p+QEFoK141N1YVh4rtumRCWOTufSm7vCac6jb?= =?us-ascii?Q?tQnY14dIGJtItIrsyvolRm7olUgSImuEkxSqRQ9t0+V5Q0oYTobgLnk9EKVQ?= =?us-ascii?Q?qTGef8rV40UH/t+wxlIvtHa85bWTxtvDvhA2WxMgtcDFjn5tG2StZvSCSnur?= =?us-ascii?Q?3ctbgCOB0YVMgl6V1EmTRhYXqvnfYDoN3HbNg8+YGVinxgVx4a62ZZLEfkBo?= =?us-ascii?Q?3IvZ27Ouv7VXVGrjuhLSzQJXp2LqV10UJ7V4DYlLMtbYKRjp3vgKZoiPmTk9?= =?us-ascii?Q?qiRyQWErP5EOUAHRcWrNFAe6Ba45hF0HBDv2EP0/heantxr+FqFrxQOGFce2?= =?us-ascii?Q?uLc87s6eCwED5AG2Dx5l2FU3VV9F5BD46RFTHCsd99x1KI6RPHYomyx3zYON?= =?us-ascii?Q?whZYCoRYfp83f0Z9kya4wxRMn3WZGhypRYnXD4JvZddpN5/MG/qlM8SE5DW3?= =?us-ascii?Q?6XDMD3dbgME8tF0JWFxx1h7WBGjt+SMPsVL250D5DPm9W4IcmFd/MxMxZl3V?= =?us-ascii?Q?f4h6g3PU6OkSy2lFkzx5BQ67RMoobe2Z7ntMi4F9qPTLy8G8W8qvLWHkEgGC?= =?us-ascii?Q?HlFSwcp3yHXhs5Vm4Na4C4BIxwwJTXOtrcq1SK/qMxOU+nQl2MWoGQ=3D=3D?= X-Forefront-Antispam-Report: CIP:165.204.84.17;CTRY:US;LANG:en;SCL:1;SRV:;IPV:CAL;SFV:NSPM;H:SATLEXMB03.amd.com;PTR:InfoDomainNonexistent;CAT:NONE;SFS:(13230040)(36860700013)(82310400026)(376014)(1800799024);DIR:OUT;SFP:1101; X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 10 Sep 2024 06:58:31.1464 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: a2d4fde3-2070-4c70-4989-08dcd165faf8 X-MS-Exchange-CrossTenant-Id: 3dd8961f-e488-4e60-8e11-a82d994e183d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=3dd8961f-e488-4e60-8e11-a82d994e183d;Ip=[165.204.84.17];Helo=[SATLEXMB03.amd.com] X-MS-Exchange-CrossTenant-AuthSource: BN2PEPF00004FBB.namprd04.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: BL3PR12MB6380 This series aims to improve domain allocator and attach device code path. - Replace custom domain ID allocator with IDA allocator. - Improve protection domain data structure - Improve attach device code path and replace dev_data spinlock with mutex This series is on top of iommu/next (Commit 72e7bac4135e) and a minor patch to fix protection_domain_free() code path [1]. [1] https://lore.kernel.org/linux-iommu/23a7c339-a7ba-447e-a4fa-935250f771eb@amd.com/T/#m870159022b8e1141d6b9c6ef87c6ee6821d0428d This is also available at github : https://github.com/AMDESE/linux-iommu/tree/iommu_rework_attach_dev_v2 Changes from v1 -> v2: - Rebased on top of iommu/next - Minor fixes. V1 : https://lore.kernel.org/linux-iommu/20240828134317.6239-1-vasant.hegde@amd.com/T/#t -Vasant Vasant Hegde (10): iommu/amd: Use ida interface to manage protection domain ID iommu/amd: Remove protection_domain.dev_cnt variable iommu/amd: xarray to track protection_domain->iommu list iommu/amd: Remove unused amd_iommus variable iommu/amd: Do not detach devices in domain free path iommu/amd: Reduce domain lock scope in attach device path iommu/amd: Rearrange attach device code iommu/amd: Convert dev_data lock from spinlock to mutex iommu/amd: Reorder attach device code iommu/amd: Improve amd_iommu_release_device() drivers/iommu/amd/amd_iommu.h | 2 + drivers/iommu/amd/amd_iommu_types.h | 20 +- drivers/iommu/amd/init.c | 35 +-- drivers/iommu/amd/iommu.c | 349 +++++++++++++--------------- 4 files changed, 188 insertions(+), 218 deletions(-) -- 2.31.1