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Wed, 12 Mar 2025 09:11:34 -0700 Date: Wed, 12 Mar 2025 09:11:27 -0700 From: Nicolin Chen To: Alexey Kardashevskiy CC: , , , , , , , , , , , , , , , , , , , , , , Jason Gunthorpe Subject: Re: [PATCH v7 00/10] iommufd: Add vIOMMU infrastructure (Part-2: vDEVICE) Message-ID: References: <20241112174507.GA35230@nvidia.com> Precedence: bulk X-Mailing-List: linux-doc@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Disposition: inline In-Reply-To: X-NV-OnPremToCloud: AnonymousSubmission X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: BL02EPF0002992A:EE_|MW4PR12MB7438:EE_ X-MS-Office365-Filtering-Correlation-Id: 733a67ae-ab06-44be-a3e0-08dd61809bf4 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|1800799024|36860700013|376014|82310400026|7416014|13003099007; X-Microsoft-Antispam-Message-Info: =?us-ascii?Q?ZUxVWR2OthR3I3SOo1kYtMEsI379fAFrCciSihGgqDEasQ7MXVeBRyBeOtLz?= =?us-ascii?Q?uNpGvETWNyMF7zCdWjvc2dMqkZjVeZTWc0xH9Jji0/FYxh92vwmk+WizWilV?= =?us-ascii?Q?AiDVfNz15W4ILVD5psq7jvT+y6dxdLc187eGCfC7kBua0naJYUgAEbWhMgw7?= =?us-ascii?Q?fM4sgV2s9BnNWwlu6lrXQlliXwGKhxBn8tWDJXB46en9Nn5GNSvwrTqSXWEd?= =?us-ascii?Q?8j636Zw9qhfMa2h1JZGlFgOXnlFcTOaMCIo4nNcxLFUuviP4IlaGvLxO0OFm?= =?us-ascii?Q?+FlFZURrzBTHdxF+umnxWMbKC7M9PCUDLBJZmUAOezeGVhu3/DeyXygTY1BI?= =?us-ascii?Q?IdCJ5txKtct5BZVXri5z5EJ/Jl4vkKoOSwcuackxOi2+dFzzcusr6mSGg2Qw?= =?us-ascii?Q?cRuS8gxL9lRNXxTeCXfmALZjZhc1D3rKsYVWPFtMHWyh9ty9XRXS9dO8F2ob?= =?us-ascii?Q?S8wUfabui3Kt8AFUDh5NMSz/ZdxQPGMi6dWlAOV6U2KTOKuE5o9o8TlHEVam?= =?us-ascii?Q?8cwtB19cAXEoEdN9UmIoJjRmqK86vQdhUV62fHHuZtKR9HizGwXXjKyBuuBg?= =?us-ascii?Q?CfVqS1/NYkTnUIxuwXubVvV7LBbhMsWLFg4SH2JgGP9K0kOxVKKwyk2jUZv3?= =?us-ascii?Q?02UOJ0bjLzToFRcz+NAaZ+vId56Y3809HDD/0vQiZxMlPye+jmfHCiEzXPqA?= =?us-ascii?Q?5U1Ht6b/FPl8yzUmG4ssCIhRcW8YFoVk6+Q7lFxHf4rLab3KSeFHzZ59IL1U?= =?us-ascii?Q?zTlrzTRXlQ/MnW/aHRCSCD1jMIC9Myb8q0VJ7UKctmP3ANxgxvHVeM2KRXwy?= =?us-ascii?Q?1HL4mTut8A2L2vZIsETd22FO0X1FDf14Q0SkB/vXeAV52LsMt/k7SBjAilV8?= =?us-ascii?Q?MKQiBRq55Q7PoEU1iHS8v6d8ehJxY6SN94UzYeCRbYkTlg9I7vHniGyWodkH?= =?us-ascii?Q?af/chIVFDaDTlAvYxxOG0hhEqrHn89/qJC5N8M9LmVgpaplELHZOwc/jq4sr?= =?us-ascii?Q?4QxC68CZERfOMtT6q2Y6RJUeZ4AHPfziToBdAS7aqOR7MboHG7cS1fCU67kf?= =?us-ascii?Q?ouY+VQxNgTlZ5GuitaqqVjlXLYYKNx0gmAWIeIqFF/jWtQKVKaChiNK8FWTL?= =?us-ascii?Q?92Vuu5mGIN1PyQDBIo/DlGZUw9uv5qL4TcVDE8K3D2TP5S+zeOLMZdEe5PS2?= =?us-ascii?Q?y1hKVOJEU0UM+150GgcINpPU43J/P/mZdJ9w7qVxox4B8LeyV9klFK9i4EXx?= =?us-ascii?Q?gc5R5W06Lw73NZWV/PHvQaPz/NWYr2+glddRbc/05/Yc7VkzInhjaXRXPJpR?= =?us-ascii?Q?4DaQdN5J6RLvC6wecPZJMTjtlw3r+Eou1pZ/0LD9L2YObQ3+U5UQ3T2FZMbX?= =?us-ascii?Q?tlgz9ptlmLuAMzbFE2qjRavm34xhHAknM/lwEzet9rprM4B7ILg0seX6Vt89?= =?us-ascii?Q?uF7FM5zzzIwQG4ICZDuheaXfKhSl/tRl1VzqqI/ML1Bu88CwLVJeT/VXQh7v?= =?us-ascii?Q?VFOM8gUYxGzJCvI=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)(1800799024)(36860700013)(376014)(82310400026)(7416014)(13003099007);DIR:OUT;SFP:1101; X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 12 Mar 2025 16:11:55.4656 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 733a67ae-ab06-44be-a3e0-08dd61809bf4 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: BL02EPF0002992A.namprd02.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: MW4PR12MB7438 On Wed, Mar 12, 2025 at 04:27:55PM +1100, Alexey Kardashevskiy wrote: > On 13/11/24 04:45, Jason Gunthorpe wrote: > > On Tue, Nov 05, 2024 at 12:05:08PM -0800, Nicolin Chen wrote: > > > Jason Gunthorpe (1): > > > iommu: Add iommu_copy_struct_from_full_user_array helper > > > > > > Nicolin Chen (9): > > > iommufd/viommu: Add IOMMUFD_OBJ_VDEVICE and IOMMU_VDEVICE_ALLOC ioctl > > > iommufd/selftest: Add IOMMU_VDEVICE_ALLOC test coverage > > > iommu/viommu: Add cache_invalidate to iommufd_viommu_ops > > > iommufd: Allow hwpt_id to carry viommu_id for IOMMU_HWPT_INVALIDATE > > > iommufd/viommu: Add iommufd_viommu_find_dev helper > > > iommufd/selftest: Add mock_viommu_cache_invalidate > > > iommufd/selftest: Add IOMMU_TEST_OP_DEV_CHECK_CACHE test command > > > iommufd/selftest: Add vIOMMU coverage for IOMMU_HWPT_INVALIDATE ioctl > > > Documentation: userspace-api: iommufd: Update vDEVICE > > > > Applied to iommufd for-next > > Is QEMU support coming soon, or any WIP patches to try? I am trying > d0375b6e85be5c71 from Nicolin's wip/for_iommufd_veventq-v9 for now. Thanks, Shameer sent RFCv2 recently: https://lore.kernel.org/qemu-devel/20250311141045.66620-1-shameerali.kolothum.thodi@huawei.com/ Thanks Nicolin