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X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: =?us-ascii?Q?D6WC/QdJ0bcxWURUwzRQia0j/RL2yN8OcJ3NFS2e0VLPWBgPdUxo27ML68Hx?= =?us-ascii?Q?nBfPliBq/syny8ol1iQTge+kg7htPycA41ZNB6NDWBCKDwUgqAn3lLQ3De1o?= =?us-ascii?Q?idehCaMuMHo7jt7/DrPT8bzfi3AMvcwOJzPfCx3sBNQH6uY4BBGs9LImDWfA?= =?us-ascii?Q?STvkVki1B2HvUeH8jQ0EVr4ChYeZOYgZmO3kKzslJoVtLQkvlhUk89ubGRoW?= =?us-ascii?Q?wKD4dI+lVXQ/RiF5A/cMYKN572S7MGt6wu0Rh/sRPeQvog2OYDp9d2MvKi7S?= =?us-ascii?Q?/uW7MYA67zIAAENmPjsLq6Ij9RR0GXFINaudTJ92TZjyxzQDPBw/UzKHUnC2?= =?us-ascii?Q?PBIdcvaHdP6m9DeuJm5Q1PdaI6B4EB7Bsa4x1+aYc/pnJK0XLu0XDNJILiVO?= =?us-ascii?Q?xAATwplOH2Sb3Si9F6Afpk6ESeV7MBaxVArPr4jzEyoMnqFbl6jB2SfrZ2/0?= =?us-ascii?Q?hBpzs5z6Ss/uwYw175C8H7PXoyuJJM+z5CNbGoP0cWL709PzPRhq9lGkvBJC?= =?us-ascii?Q?j6J2rLSehv17eznxrUegrBteQdNneVhibUEbEEZqTnN5Hfapps0nOkFahpGx?= =?us-ascii?Q?6GmwkJnM9GM7uVm7Vfjs2csRVKDsZvfEr5w+Uwm48qI0B1n/GFlkVnD/ntJy?= =?us-ascii?Q?JSChapvj3QwUYuu5LAziBthFYgWVwDA/9FKhnrVDuw8vaSbx1qj8zqiip7O6?= =?us-ascii?Q?iTM8z1OUH3KwxZ/8oS2HBtjH+JxmtTfHBtRlTzQeT8eyCsMgZkorlDdBPNsx?= =?us-ascii?Q?jibAT9Nl5Ro8zZxxueVE+oQVvIfNwIRauV9md8ZCHJkR4HDp9yu1BzDEypj/?= =?us-ascii?Q?DD8e6+Zb+trpplblf+5cmCHjY9GHpjW8hJlGyJci/GImIQOgfFvqxqf8GXDA?= =?us-ascii?Q?0dUXa6s2RasTVJimbz3cNFjhDSLNVl7IXMAiKLgcIV6G7lltbTIoDmW0HgAE?= =?us-ascii?Q?FzrDYxcHdr0J3uvVLLYBxZzlzFX29PJQs4hPNU2AGwahJpCBrwqvu+Lu9cqM?= =?us-ascii?Q?iT2IBw4Nnb/EDbiDRFFJXCuzestkrW1Sbz6oZeQRxDygFLRb8e33n0Q0ltV7?= =?us-ascii?Q?Uyh0Vjdl21sY0bfoH3VtOc6nqnm1ajwXdMfXLLMgeZRZHphAmXnB86uYuIBk?= =?us-ascii?Q?6me8MW+IEl+rWQy2CAbn8wS2KFc5HkC6N9LV/xAHLGSGITvhlJn9HtJDFMyf?= =?us-ascii?Q?VrAYDtHG/UPEkaDP5oW4Tgp3Ypy60z20NP6JCIy3M7J3bz1I4QrIPefx4Seb?= =?us-ascii?Q?VsLR+2Um9/7VCy9PUUeqMLl5TaK+VhoFX++OO+wSPX8hNsklozb3vbGYTVzm?= =?us-ascii?Q?FDBEYyhfrei58+RNGRlocXS/B9QFCtoZtuVCgXSzthgiCRroHp2taSM0MgvL?= =?us-ascii?Q?MFgauTPbqFDL2JkLazvs4UQgRVdVYpiRg3/IaX1FrqiyyM5AsYDWhZoMhaDu?= =?us-ascii?Q?A/p0WDI6zLSAzSppeP/4MD9jmwbmAuiAqFH+F4XA8qy7NuQvEDf8py1eyVi6?= =?us-ascii?Q?/CqRC4AOSFC+QyJ3dBUci5WYfYdQfWgJfIROovcZ9/wjWDTG460sjjEHyJlj?= =?us-ascii?Q?CFMFZA4S0V8mDhxEzxc1R6KZ8aaQjohl2N4Lon05?= X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-Network-Message-Id: d60ae1a5-074c-40e8-e9fc-08db87aff8e9 X-MS-Exchange-CrossTenant-AuthSource: LV2PR12MB5869.namprd12.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 18 Jul 2023 16:56:46.9470 (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: pLDEEc1ypr5M8YpayYaQSLPuL5VaEnX3grmSwgmCKU3+KqUgHz5mUKkuzLIOxsfS X-MS-Exchange-Transport-CrossTenantHeadersStamped: IA1PR12MB8555 Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org On Tue, Jul 18, 2023 at 06:55:47AM -0700, Yi Liu wrote: > This adds ioctl for userspace to bind device cdev fd to iommufd. > > VFIO_DEVICE_BIND_IOMMUFD: bind device to an iommufd, hence gain DMA > control provided by the iommufd. open_device > op is called after bind_iommufd op. > > Tested-by: Nicolin Chen > Tested-by: Matthew Rosato > Tested-by: Yanting Jiang > Tested-by: Shameer Kolothum > Tested-by: Terrence Xu > Tested-by: Zhenzhong Duan > Signed-off-by: Yi Liu > --- > drivers/vfio/device_cdev.c | 107 +++++++++++++++++++++++++++++++++++++ > drivers/vfio/vfio.h | 13 +++++ > drivers/vfio/vfio_main.c | 5 ++ > include/linux/vfio.h | 5 +- > include/uapi/linux/vfio.h | 27 ++++++++++ > 5 files changed, 155 insertions(+), 2 deletions(-) Reviewed-by: Jason Gunthorpe Jason