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Sun, 12 May 2024 23:41:39 -0700 Date: Sun, 12 May 2024 23:41:37 -0700 From: Nicolin Chen To: Jason Gunthorpe CC: , Joerg Roedel , , Robin Murphy , Will Deacon , Eric Auger , Jean-Philippe Brucker , Moritz Fischer , Michael Shavit , , Shameerali Kolothum Thodi Subject: Re: [PATCH v7 09/14] iommu/arm-smmu-v3: Keep track of arm_smmu_master_domain for SVA Message-ID: References: <0-v7-9597c885796c+d2-smmuv3_newapi_p2b_jgg@nvidia.com> <9-v7-9597c885796c+d2-smmuv3_newapi_p2b_jgg@nvidia.com> Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Disposition: inline In-Reply-To: <9-v7-9597c885796c+d2-smmuv3_newapi_p2b_jgg@nvidia.com> X-NV-OnPremToCloud: ExternallySecured X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: CY4PEPF0000E9D1:EE_|SJ2PR12MB8874:EE_ X-MS-Office365-Filtering-Correlation-Id: f6c6822e-0d67-469c-84aa-08dc7317c83c X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230031|36860700004|376005|7416005|82310400017|1800799015; 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X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 13 May 2024 06:41:55.9525 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: f6c6822e-0d67-469c-84aa-08dc7317c83c X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a;Ip=[216.228.118.232];Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: CY4PEPF0000E9D1.namprd03.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: SJ2PR12MB8874 On Wed, May 08, 2024 at 03:57:17PM -0300, Jason Gunthorpe wrote: > Fill in the smmu_domain->devices list in the new struct arm_smmu_domain > that SVA allocates. Keep track of every SSID and master that is using the > domain reusing the logic for the RID attach. > > This is the first step to making the SVA invalidation follow the same > design as S1/S2 invalidation. At present nothing will read this list. > > Tested-by: Nicolin Chen > Tested-by: Shameer Kolothum > Signed-off-by: Jason Gunthorpe Reviewed-by: Nicolin Chen