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charset=UTF-8 Date: Tue, 02 Jun 2026 15:40:37 +0900 Message-Id: To: "John Hubbard" , "Danilo Krummrich" , "Alexandre Courbot" Cc: "Timur Tabi" , "Alistair Popple" , "Eliot Courtney" , "Shashank Sharma" , "Zhi Wang" , "David Airlie" , "Simona Vetter" , "Bjorn Helgaas" , "Miguel Ojeda" , "Alex Gaynor" , "Boqun Feng" , "Gary Guo" , =?utf-8?q?Bj=C3=B6rn_Roy_Baron?= , "Benno Lossin" , "Andreas Hindborg" , "Alice Ryhl" , "Trevor Gross" , , "LKML" Subject: Re: [PATCH v12 01/22] gpu: nova-core: set DMA mask width based on GPU architecture From: "Eliot Courtney" X-Mailer: aerc 0.21.0-0-g5549850facc2 References: <20260602032111.224790-1-jhubbard@nvidia.com> <20260602032111.224790-2-jhubbard@nvidia.com> In-Reply-To: <20260602032111.224790-2-jhubbard@nvidia.com> X-ClientProxiedBy: TY6P286CA0027.JPNP286.PROD.OUTLOOK.COM (2603:1096:405:3b9::10) To BL0PR12MB2353.namprd12.prod.outlook.com (2603:10b6:207:4c::31) Precedence: bulk X-Mailing-List: nova-gpu@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: BL0PR12MB2353:EE_|CY1PR12MB9651:EE_ X-MS-Office365-Filtering-Correlation-Id: 415cd2d2-04be-4388-be53-08dec071dec9 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|376014|7416014|1800799024|366016|10070799003|56012099006|4143699003|11063799006|18002099003|22082099003; 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Gpu owns all DMA allocations for > the device, so no concurrent allocations can exist while the > constructor is still running. > > Acked-by: Danilo Krummrich > Reviewed-by: Gary Guo > Co-developed-by: Alexandre Courbot > Signed-off-by: Alexandre Courbot > Signed-off-by: John Hubbard > --- Reviewed-by: Eliot Courtney