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Tue, 14 Jul 2026 18:45:56 -0700 Date: Tue, 14 Jul 2026 18:45:55 -0700 From: Nicolin Chen To: Jason Gunthorpe CC: , "Joerg Roedel (AMD)" , Jean-Philippe Brucker , , Robin Murphy , Will Deacon , David Matlack , "Pasha Tatashin" , , "Pranjal Shrivastava" , Samiullah Khawaja , Mostafa Saleh Subject: Re: [PATCH v3 0/8] Organize the SMMUv3 invalidation flow so iommupt can use it Message-ID: References: <0-v3-4e7f64f4e094+85e-smmu_tlbi_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: <0-v3-4e7f64f4e094+85e-smmu_tlbi_jgg@nvidia.com> X-NV-OnPremToCloud: ExternallySecured X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: BN2PEPF000044A5:EE_|CYYPR12MB8752:EE_ X-MS-Office365-Filtering-Correlation-Id: f8c0ff5c-5f16-4250-49ef-08dee212dd47 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|376014|7416014|23010399003|1800799024|36860700016|82310400026|11063799006|22082099003|18002099003|56012099006; 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X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: sq0UN8HnnsLPpExa0yOAUnOmXwCzsrNdydc92CdG5a50NoIxNzJvIB9RxB9xVYnmqIsAu39NOGOaAUb9RZPF3duOVTbxaqfgHAHS4A7hMbN7KFHfEl71EoI20Y7/sfKd4W3cqRG/Ldnvh7DL5g33dw+P5no0289lwGdmhctkWCbqQOGLsT/5+559NfDS6GXzS+daUiJ63AETPj7YD6E+ExJvCYeKYOgbtO6N6ovu/qNCGNj7e2HxT3f7HMIqvBS09jivgJ3zoEspqifW0jB3EXD9gnj17oyWtT5XiLbgL3isltiLRFGJdCJHdZIKOei3nmcL/r9xevkv7g8AoQC3FFx/CoHIMVmCNWfUnXXlOkQnlg4NeDJPrzpPUwTfLYJUhwEIFeLjOFXyD96dmxDUaQdANNjSHIk9FBmt7TOCVMYsNYI1N1zlf0te0dmMxroK X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 15 Jul 2026 01:46:18.1089 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: f8c0ff5c-5f16-4250-49ef-08dee212dd47 X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a;Ip=[216.228.118.233];Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: BN2PEPF000044A5.namprd04.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: CYYPR12MB8752 On Tue, Jul 14, 2026 at 03:46:00PM -0300, Jason Gunthorpe wrote: > v3: > - Carry the base translation granule in the TLBI description and pass the > domain separately > - Invalidate the leaves when doing a table invalidation too, corrects a > missed invalidation but means we don't do anything about the duplicate > invalidations. > - Simplify the control flow in a few places > - Clarify the TTL derivation and accomodate DS I tested this series alone for sanity. S1, S2, SVA invalidations all work fine. Tested-by: Nicolin Chen