Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::3:6 as permitted sender) client-ip=2620:137:e000::3:6;
Date:   Thu, 26 Oct 2023 15:28:53 -0300
From:   Jason Gunthorpe <jgg@nvidia.com>
To:     Yi Liu <yi.l.liu@intel.com>
Cc:     joro@8bytes.org, alex.williamson@redhat.com, kevin.tian@intel.com,
        robin.murphy@arm.com, baolu.lu@linux.intel.com, cohuck@redhat.com,
        eric.auger@redhat.com, nicolinc@nvidia.com, kvm@vger.kernel.org,
        mjrosato@linux.ibm.com, chao.p.peng@linux.intel.com,
        yi.y.sun@linux.intel.com, peterx@redhat.com, jasowang@redhat.com,
        shameerali.kolothum.thodi@huawei.com, lulu@redhat.com,
        suravee.suthikulpanit@amd.com, iommu@lists.linux.dev,
        linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org,
        zhenzhong.duan@intel.com, joao.m.martins@oracle.com,
        xin.zeng@intel.com
Subject: Re: [PATCH v8 0/8] Add Intel VT-d nested translation (part 1/2)
Message-ID: <20231026182853.GS3952@nvidia.com>
References: <20231026044216.64964-1-yi.l.liu@intel.com>
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
In-Reply-To: <20231026044216.64964-1-yi.l.liu@intel.com>
MIME-Version: 1.0
X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1
X-MS-Exchange-AntiSpam-MessageData-0: =?us-ascii?Q?MNA2KsMtJAR209NTO1AdKRZA1oLq8KokYu1dIONZrT269iDzhREu/ok/2I1+?=
 =?us-ascii?Q?AnF8l068yb33t3YFeCokH3+/zMADQTwXYMBTWX5hvsPo7K46ahNVZivKytX9?=
 =?us-ascii?Q?4JCB8nXtrQc3ymsWPCGiyuX8LttLzxX+iELmIpxHcBxd/9gbgf3/9wvjDvv3?=
 =?us-ascii?Q?FdpGYxZbdqnrW+GdWgtNxblaZ1zRSrfG0IUq/MEkscigz4cBfwHxWwTILwnj?=
 =?us-ascii?Q?JGaNWLCcK2X/k6Nd88w8ApJ2ZVq4y6p/+Ia3Yr/6zjXz+zMZtUj7YfnuQcry?=
 =?us-ascii?Q?bjYx//64lOLHweo5a1u/DkW7hj6RHbZE42pojV7Kn5zkoGsyBVJW8U3qKp1y?=
 =?us-ascii?Q?lNHSvDqe9cSTt6mICWeZ4s4+3oCp4Jr1QyJ7O9hVqD6SNXKj5z1JlVDZ2XTD?=
 =?us-ascii?Q?fz8VaSCGiWNDRUbZ0DaCKior6/iJqPKaUGyjlJlSQ67HEmQJ3OqSyHaQW1Ld?=
 =?us-ascii?Q?e/6ulVQVzB2VJADZ2rrQdjtDIxK9ZcULY2rh9sYuqfj7hU01TD3fxM1607P4?=
 =?us-ascii?Q?GOpRTEzCv4uGPaJA61knNxiuAzHR8vMV3kQGBTeDxY+yclpn8ZUWNkrZYAuc?=
 =?us-ascii?Q?F6aEmEO5mDc6/E8MH/Ne9oEd/93LACFC+ezJ2H2e8eqcnBkZxau/4HZdqzSB?=
 =?us-ascii?Q?vNLyi7SwFVOpz6fAt3jZoUbrIZ83wnVo2NtvGp2lFTNw0bKurYgrHjpZkd/Z?=
 =?us-ascii?Q?8K8/HiuNf4/2F58v3uWqy4WZqB/rrGS12ogz7lpwxrS/963F7i1eABYxNx4n?=
 =?us-ascii?Q?GSRZOn4OMNuI00rTQR0UMnk1dR5Cyc1ncSxPOVnE0F6976Rh6HnLIhNvaz6W?=
 =?us-ascii?Q?C6/bBZArpJTYMJnjxjn43XoyoJsCnjs40OHIjyrn1aeAFHCO6xH0nJC0ito4?=
 =?us-ascii?Q?z8vvhp6DMJ8YasORDIYiqfovdFUtKx6bsGLgi7j24h3qH1fmzHJLihRb0EBd?=
 =?us-ascii?Q?aBqI/FecGSHWg8czzL8XT7Y7nhU6XQk0JithIsRV6aWfwolCvU/qxSQlFAHo?=
 =?us-ascii?Q?Au+3Dkx60Y7+mG6H2VwO5TI+dQtW1NVfRp8V5ZsdY7s1sm6HhoKjm69ajdUe?=
 =?us-ascii?Q?heIeZepu7kHoyetYj7EO8oB546Ac1EmtHbEtHMEJvNjjq5hSRTbfPACRZpAp?=
 =?us-ascii?Q?1a3axloS99vREloDCIJxoSuPHC2xzQonS6nzLqB7IxJkQghxc5NbZxb/hB8f?=
 =?us-ascii?Q?gNePIT/XhtE/a3DhukptFOIz/pxAHTTuWHfX1lo8A8WnOW838MpHkbSfHHXX?=
 =?us-ascii?Q?DIDrvMNOFKFlBBlK04Ew+XJnU7wV/ujeGM9/ZlVxQJ2gtKZQ6EHcQLy91YYt?=
 =?us-ascii?Q?/ey+SsVgbKf3uNnOBxSdjnFR6WP5uxY45geG9AgkOBUCiRIMwBFnCzOEHzf4?=
 =?us-ascii?Q?k0ro8ogn4d/Wnyl3SqfZozZQliAnMb4MB2qCKM4v11CkaNP8OsxtkOI99LBB?=
 =?us-ascii?Q?ZBUSL4AnPz7zsXFF/vI9fxcGbfOs7GKW9BGKlO8CfDPdyHuSul8LVvQCf08j?=
 =?us-ascii?Q?Rwb470atBHOYs6NvOc+XFw1316IsAwWxV3yFOV5JBCQZ4938AGf/DWirkBX+?=
 =?us-ascii?Q?P9KnXGPE0igJ5Dg6k3k=3D?=
X-OriginatorOrg: Nvidia.com
X-MS-Exchange-CrossTenant-Network-Message-Id: 63206796-a66e-47cc-38fe-08dbd6516965
X-MS-Exchange-CrossTenant-AuthSource: LV2PR12MB5869.namprd12.prod.outlook.com
X-MS-Exchange-CrossTenant-AuthAs: Internal
X-MS-Exchange-CrossTenant-OriginalArrivalTime: 26 Oct 2023 18:28:55.3220
 (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: 8czxpLzb0P8CEslpzmC6FilidEnCLHNfvgu+UeofxNdQ3j6jdfAbASPV0DniljGp
X-MS-Exchange-Transport-CrossTenantHeadersStamped: SJ0PR12MB6832
X-Spam-Status: No, score=-0.8 required=5.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED,
	DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,
	MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED
	autolearn=unavailable autolearn_force=no version=3.4.6
X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on pete.vger.email
Precedence: bulk
List-ID: <linux-kernel.vger.kernel.org>
X-Mailing-List: linux-kernel@vger.kernel.org
X-Greylist: Sender passed SPF test, not delayed by milter-greylist-4.6.4 (pete.vger.email [0.0.0.0]); Thu, 26 Oct 2023 11:29:15 -0700 (PDT)

On Wed, Oct 25, 2023 at 09:42:08PM -0700, Yi Liu wrote:

> Lu Baolu (5):
>   iommu/vt-d: Extend dmar_domain to support nested domain
>   iommu/vt-d: Add helper for nested domain allocation
>   iommu/vt-d: Add helper to setup pasid nested translation
>   iommu/vt-d: Add nested domain allocation
>   iommu/vt-d: Disallow read-only mappings to nest parent domain
> 
> Yi Liu (3):
>   iommufd: Add data structure for Intel VT-d stage-1 domain allocation
>   iommu/vt-d: Make domain attach helpers to be extern
>   iommu/vt-d: Set the nested domain to a device

Updated, thanks

Jason