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Sun, 17 May 2026 20:52:35 -0700 Date: Sun, 17 May 2026 20:52:33 -0700 From: Nicolin Chen To: Jason Gunthorpe CC: , Jonathan Hunter , "Joerg Roedel" , , , Robin Murphy , "Thierry Reding" , Krishna Reddy , "Will Deacon" , David Matlack , Pasha Tatashin , , Pranjal Shrivastava , Samiullah Khawaja , Mostafa Saleh Subject: Re: [PATCH v2 9/9] iommu/arm-smmu-v3: Directly encode TLBI commands Message-ID: References: <0-v2-47b2bf710ad5+716ac-smmu_no_cmdq_ent_jgg@nvidia.com> <9-v2-47b2bf710ad5+716ac-smmu_no_cmdq_ent_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-v2-47b2bf710ad5+716ac-smmu_no_cmdq_ent_jgg@nvidia.com> X-NV-OnPremToCloud: ExternallySecured X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: BN1PEPF00004687:EE_|SAVPR12MB999146:EE_ X-MS-Office365-Filtering-Correlation-Id: 2c52f6d2-1afd-4b39-c1b2-08deb490f1a7 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|82310400026|36860700016|376014|1800799024|7416014|22082099003|18002099003|56012099003|3023799003|4143699003|11063799003; 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X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: rcOm2p1fOHI9m0zLScI01Ls7xJ5fA4552o0ylSsLXZTJWRyNs5wnERew02xMmyU/tKJFnLQKlOWpyLZmBFxaQTsbWOitwqKAEPeK5yAaCLrUSnh0HVPPhtYF7NYUJrQljlymiPF8yIZgaqnYY9JkXxJf+6bqy6JbPtmTCOZav/+S3Svwzv6BOYpjgH+vGCXQ7aH+k+O6DA6He222xAB/xoZnf57TIF5ceI2Gf77l1I4lRWB1EUPi7qzbX9sAs1zoK89IBEZE8I26M1ylyY7rHevA75Q7wh4N4GSb9VcTT1zI4DkrqtijBzEMieBXHLSl9RfGtcGSUUXeA7EfySKmZB0mzWu61RRmA7/OyUjGSoLJ5qS9AZamy7lgYoCAKmVkWJdY3rgOP56h8Xf75o4vDqAQJaRD4YwBTvP6eUCOoJCDlrsv/mqOPDfn/vbc+9ey X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 18 May 2026 03:52:55.3831 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 2c52f6d2-1afd-4b39-c1b2-08deb490f1a7 X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a;Ip=[216.228.117.160];Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: BN1PEPF00004687.namprd05.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: SAVPR12MB999146 On Wed, May 13, 2026 at 08:57:48PM -0300, Jason Gunthorpe wrote: > TLBI is more complicated than all the other commands because the > invalidation loop builds a template command from the struct > arm_smmu_inv which is then expanded into many TLBI commands for the > invalidation. > > Reviewed-by: Mostafa Saleh > Reviewed-by: Pranjal Shrivastava > Tested-by: Pranjal Shrivastava > Tested-by: Mostafa Saleh > Signed-off-by: Jason Gunthorpe Reviewed-by: Nicolin Chen