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charset="us-ascii" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-AuthSource: MW4PR11MB6763.namprd11.prod.outlook.com X-MS-Exchange-CrossTenant-Network-Message-Id: 2ab16f1d-e0f8-4890-fb22-08db31a48050 X-MS-Exchange-CrossTenant-originalarrivaltime: 31 Mar 2023 04:58:00.0124 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 46c98d88-e344-4ed4-8496-4ed7712e255d X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: JvwZ86zAiXZLTfwnigifJ0ZyhM/CK0yeSu0M5zP1ILzSd+CaTUCNxf/wSk49O30DBUFf7fOzDiPDVQcM1rVBtQ== X-MS-Exchange-Transport-CrossTenantHeadersStamped: PH0PR11MB5610 X-OriginatorOrg: intel.com Subject: Re: [Intel-gfx] [PATCH v3 0/6] vfio: Make emulated devices prepared for vfio device cdev X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: "linux-s390@vger.kernel.org" , "yi.y.sun@linux.intel.com" , "mjrosato@linux.ibm.com" , "kvm@vger.kernel.org" , "intel-gvt-dev@lists.freedesktop.org" , "joro@8bytes.org" , "cohuck@redhat.com" , "Hao, Xudong" , "peterx@redhat.com" , "Zhao, Yan Y" , "eric.auger@redhat.com" , "Xu, Terrence" , "nicolinc@nvidia.com" , "shameerali.kolothum.thodi@huawei.com" , "suravee.suthikulpanit@amd.com" , "intel-gfx@lists.freedesktop.org" , "chao.p.peng@linux.intel.com" , "lulu@redhat.com" , "robin.murphy@arm.com" , "jasowang@redhat.com" Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" > The .bind_iommufd op of vfio emulated devices are either empty or does > nothing. This is different with the vfio physical devices, to add vfio de= vice cdev, > need to make them act the same. >=20 > This series first makes the .bind_iommufd op of vfio emulated devices to = create > iommufd_access, this introduces a new iommufd API. Then let the driver th= at > does not provide .bind_iommufd op to use the vfio emulated iommufd op set= . > This makes all vfio device drivers have consistent iommufd operations, wh= ich is > good for adding new device uAPIs in the device cdev series. >=20 Tested-by: Yanting Jiang Thanks, Yanting