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X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: =?us-ascii?Q?PLPCEJXq5aEG3GV6r2M1eWfZmRqrl1Aod/RgqKSsUArGArcwgf2vFFuBzvsa?= =?us-ascii?Q?s2se0lh2ybNzormy0LhupsFQXDu8ZVIX/ba1PBiBZRdV7v2Zh6Gf9WvxuxjJ?= =?us-ascii?Q?QV56P/lbXJYsXlrZGjcrpvRRxecj8TtA1BekZ/LghpzapSJ14W4xz//QVRn+?= =?us-ascii?Q?TyJ1UfoehKHl46z8k4NMdVdO66rkzDYH3+oJ9hXN8MZULUt13Xm0xljWDqVZ?= =?us-ascii?Q?kWFGDxYkLPBhIEV5gSwCJ6hbcTxVKL5Ss0Y2YuHJljUjbY+ydsO4tmfDqJNj?= =?us-ascii?Q?lFWZCOCUjx6TRTq/DK3XSkNqdaPBLZ+wm8SDKRF4tmYRp5/L9lKXTgyO8rra?= =?us-ascii?Q?wQVKddkXxhfl/93O02KRp1OxQyrpWAsvmoz8g9/BcxYuy2LiTcN8h+njh0bO?= =?us-ascii?Q?ZO2LuozA+APE5KOs5vttNt9v1/l6vkI7JS4BpTKOsygm7jq2QBifY0t0AA/w?= =?us-ascii?Q?oE7fJcpl7ckOo7UnRAZVsoGGOOjwlS2tmSYqhX8X3p0YEgv+GnM/LVVIF0FX?= =?us-ascii?Q?XpFMAsdUIX0GY+OLFbD0Kcq/FzSVNgsuSdjpi/ZhCEQiJFcLs8SCrAQZCQXH?= =?us-ascii?Q?1W6+NtIo0EeNzlU7O1svSMvT5pAmrlPkXtPQWd7ZpoTfp9g7DMsOKqYD+zSG?= =?us-ascii?Q?SDDW91lVA9LBUCFrn7p0kfwwHQbYwoTlphpgSR8lItens42F10kmopGYNDow?= =?us-ascii?Q?WEseH2hklF0DYuDSDrcSpXnvSnpT5ia9Xx/jhKjyEtb5qu1zOqSmF7RNTavD?= =?us-ascii?Q?RQxw8DxxvpxHkOkHSPwrDKMmazztMOyFp/04qVHswawmeeLPwztR8H+BBG4w?= =?us-ascii?Q?9YL3J75RWbiTcN23XKvZ1ZCIZD/m7XNtSesQdfgDZUTwTLfa3tWGwKSqtR1D?= =?us-ascii?Q?w6/XKdNYr+UCkpQ5UuSIp8QAnmS0yEZkqNtiJsqHGtST/7WpcMBueMgNwCgQ?= =?us-ascii?Q?TohKnRwgW7aved1/iACFUoPQ3W/jlqRtvCuV1aXbgx+ZvGYe0hp0eyb2b272?= =?us-ascii?Q?MvRWd74US12EL78X4WJLzyS3x4N4bg1anFcFZbu4b5HJch2tFKIqLfomBI4f?= =?us-ascii?Q?cMkisuwJ65xlOftGPgDeitK3BcAwzhelLP5gz6Z/KzBJUoYIcRrjmtV2+1S/?= =?us-ascii?Q?GxxUoZpE4cp5N97/ibQnzjo9e7ltDdQIWRwoPN8QbENEvBwayhD6s4NwjpY0?= =?us-ascii?Q?eCoWjZeAR0PTQjt7SC5wHPW4hSFwFFfYEybVxuSWuHAus6xzeLFQkdox85HA?= =?us-ascii?Q?0WNgrO3uFA6nSitPxeri6DJtu4k0ZjYIdzRGuLmk0CoNwKjszvsP+nPn/5iH?= =?us-ascii?Q?yxeWeRNKxaGnNGZU8g/1xGCF9M1desp8t+vD1SNk+CkUmMnfFn5//eYBQgoE?= =?us-ascii?Q?PUzlU2Bg+2ZKVjsfi+9CzOL+x8ChVdk0CXKXWNm0HOSgBYF32nv3P39KaFk2?= =?us-ascii?Q?wkmJNGYOYKRMCrvxKE74YuFVULCiP0eMY8dZptQ35WKSWDNJaBAB6zCAzk64?= =?us-ascii?Q?8JXRkMiwWBSYRRkXAzVUi/hFyj0VTSM+u9mZLc2024GuGhSouXmRNXWHkm5u?= =?us-ascii?Q?l9wrnT62nDJYt96VcsAChihU9nmuDJxdo7507SeV?= X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-Network-Message-Id: de32c114-afdb-461a-38dc-08db2ef26cca X-MS-Exchange-CrossTenant-AuthSource: LV2PR12MB5869.namprd12.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 27 Mar 2023 18:38:14.7243 (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: bcxmmA3Qmya3nDxit+UHjJxasnHdikLHUgSL9btHZ6a06deGaVXGt9eToxlN+ouX X-MS-Exchange-Transport-CrossTenantHeadersStamped: SJ2PR12MB9008 Precedence: bulk List-ID: X-Mailing-List: linux-kselftest@vger.kernel.org This only needs to be done once per group, not once per device. The once per device was a way to make the device list work. Since we are abandoning this we can optimize things a bit. Reviewed-by: Kevin Tian Signed-off-by: Jason Gunthorpe --- drivers/iommu/iommufd/device.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/drivers/iommu/iommufd/device.c b/drivers/iommu/iommufd/device.c index 112b6c541c47e4..0aac63742437aa 100644 --- a/drivers/iommu/iommufd/device.c +++ b/drivers/iommu/iommufd/device.c @@ -318,10 +318,6 @@ int iommufd_hw_pagetable_attach(struct iommufd_hw_pagetable *hwpt, if (rc) goto err_unlock; - rc = iommufd_device_setup_msi(idev, hwpt, sw_msi_start); - if (rc) - goto err_unresv; - /* * Only attach to the group once for the first device that is in the * group. All the other devices will follow this attachment. The user @@ -330,6 +326,10 @@ int iommufd_hw_pagetable_attach(struct iommufd_hw_pagetable *hwpt, * attachment. */ if (list_empty(&idev->igroup->device_list)) { + rc = iommufd_device_setup_msi(idev, hwpt, sw_msi_start); + if (rc) + goto err_unresv; + rc = iommu_attach_group(hwpt->domain, idev->igroup->group); if (rc) goto err_unresv; -- 2.40.0