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X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: =?us-ascii?Q?Y3O6fydOXdDjTRR78U3dWTxlJLZs7hCgZ5DMmQ7pQrzYbz0C2heXTGyT7l9w?= =?us-ascii?Q?GqGhGZ/fxcc3kekLBoPQIrwAbZ8W4o5zxweMaXvERbvWy3Dq5UCB6RhzPLnT?= =?us-ascii?Q?3e5hLxH9ftkdlFmrAnr5fAkkMlaRFopD4vIEE/e+ihImsERRhqLaBEJED2kp?= =?us-ascii?Q?EKM9dLZ/DhHGrYgD/qIbwCVWTCwN9s5+iQjsBWNi1fBLnxL3ag6MP4IcvBAk?= =?us-ascii?Q?3GSld+m7M8wHq2OxQ/Yj0fntPRLU6GmYevqwQvUPFYkqiUcw7JfOp+afKdrp?= =?us-ascii?Q?cg8At/3M7yZJW8DQxuF/AikoNe2g60PkYyUCvSomuXVeQhkUerVdo8h+JXiM?= =?us-ascii?Q?0hyJwUWgTaKKRKAt9CCxq65hkDaM3M9nSchlRqAk1MLDjmFquP2a+G23VhyK?= =?us-ascii?Q?pxi+KFvJbIrAOGiTyMd+jbsbRDR1OU8E6Jxtgv6ant/ZwlHoT6ZuSHd56YmA?= =?us-ascii?Q?z6m3YaO1Hj3t36YMx6cYDJ6gcYyy+uolYnthp30U8S6C1hN2xp+ZFwHpMbwQ?= =?us-ascii?Q?93S5mrL+c+Zr0HFj5CfaC+xyQlT1GmYL64YP1lfS9xdkdyYPPZR/pDbHnn2a?= =?us-ascii?Q?PEhaqwWm/PQCVXe29jSW7KexrU4nYsofi3eHkVQ1n28uYdETckjo7GL4fYLb?= =?us-ascii?Q?e7fxXGAvAQO/xxOMjGHyx7izDGxFY7sy0ukBGwuzUjKe4R9Jigu0S/4y46+M?= =?us-ascii?Q?E4ek5XzOCQkuoSQ+NtyadphaOUr0EEPzolKro15EDFl2DvA7Z1myHYfeAG1t?= =?us-ascii?Q?ToRNGPzVIidw5qSxIDvHdQKDy3o3EcWv1y1O/GpU/wVHhi1rYRGgB6vXz+1s?= =?us-ascii?Q?qE331Q8nkrMaCx9eThDtIoFqDstkxX70IFAsma5KW72h+pIAsgbNkt6r+nWx?= =?us-ascii?Q?6xl2HpeNvHCj++ylmHHMsxWHafc0kYJdgsaXAG9RliDBd7SjvwCesM/KvK2B?= =?us-ascii?Q?xuCWfrsAMMusLmivquw3jcHkIPT7EeyNqBGUAy7FztpkW7DM/CC1FRDDWEpH?= =?us-ascii?Q?RGyLlKhTG/5bWrEAbIQJ4itvkIQ0UW5GBQnmi0ly9hNOiHigAC2uGiaALezU?= =?us-ascii?Q?r0VNtfKi4bJ9JzTrZiKGr/PbkVfEs2+vPbDGl69gCGB/Pb2EHOb4vklebaNK?= =?us-ascii?Q?QV33cLiR2L3YqZrnc+H+MgJINsHoeO/wqR8nXxf9nRZCM2bY2X5Df9fM720x?= =?us-ascii?Q?X7/Px+9q/EWsMklhlOPBUSzU9ko9fgZZ1FHKZSlkdg85Qw4pN+eOrPkYfmEQ?= =?us-ascii?Q?LXYn4/QJHdavu9Eh3PIg/1RpImYxo+Uoe7zkDh3Y3V5VT1Os8SsEr+cgfKfh?= =?us-ascii?Q?QRZ6ID5NKDqUOhZb7sgNNxhlCVu7TZg41DANIPfFZvLsEsrdKSQizjo/WvLd?= =?us-ascii?Q?C2no6M5P35H9y+Py53YlrNGuwkIda674N0mELcOFRcZsbbz/yAWWO1cdUICk?= =?us-ascii?Q?dRCLyUJXmjNMbK60sLJ5DmQQqJFVE9FltIcXbvO9fMudQcj1T08AMOCgMvI0?= =?us-ascii?Q?+A5RjE5JTolB7tvzWl96ywLg7Zb0v5dKRDA1DTC/x5Sode4sKz+6W8jqL6I9?= =?us-ascii?Q?G8amK4eaDFasQnus1iA8+2MUlFfdAY+MhfukHCXf?= X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-Network-Message-Id: 4495b3c9-55b1-465c-2fa4-08db6c03d38a X-MS-Exchange-CrossTenant-AuthSource: LV2PR12MB5869.namprd12.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 13 Jun 2023 11:46:29.4109 (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: oaxBC2uc7h+IHDSYuPG7ZS8G8C6BwcBQYJWC8jXCNLgpIQtDZOxKq2R/F2Fd6rrl X-MS-Exchange-Transport-CrossTenantHeadersStamped: BL1PR12MB5318 Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org On Fri, Jun 02, 2023 at 05:15:09AM -0700, Yi Liu wrote: > With this reservation, IOMMUFD users can encode the negative IDs for > specific purposes. e.g. VFIO needs two reserved values to tell userspace > the ID returned is not valid but has other meaning. > > Tested-by: Terrence Xu > Signed-off-by: Yi Liu > --- > drivers/iommu/iommufd/main.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) Reviewed-by: Jason Gunthorpe Jason