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Mon, 16 Jun 2025 19:29:35 -0700 Date: Mon, 16 Jun 2025 19:29:28 -0700 From: Nicolin Chen To: Jason Gunthorpe CC: , , , , , , , , , , , , , , , , , , , , , , , , , , , , Subject: Re: [PATCH v6 09/25] iommufd/viommu: Introduce IOMMUFD_OBJ_HW_QUEUE and its related struct Message-ID: References: <20250616134723.GD1174925@nvidia.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Disposition: inline In-Reply-To: <20250616134723.GD1174925@nvidia.com> X-NV-OnPremToCloud: AnonymousSubmission X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: SJ5PEPF000001CF:EE_|PH7PR12MB6936:EE_ X-MS-Office365-Filtering-Correlation-Id: a3ada549-51a7-4674-b716-08ddad46dde6 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|36860700013|82310400026|376014|7416014|1800799024; X-Microsoft-Antispam-Message-Info: =?us-ascii?Q?mEtva88TxWXxL+Ciohk75B2HkaigCG5M48t7CbkRYktiNtvnN69jxRtLYDOg?= =?us-ascii?Q?+MyWXtmgnOJ98jfs4wVytinvvssTYLAB7/oKIstDpHtBkHfcp8PVDyor9qb2?= =?us-ascii?Q?r6qiJPMKor75TAX/+GOuq3GuHkXBMJRTJ467iPoQD5D+0NS2SXhwU20SDBFV?= =?us-ascii?Q?2KG+xpFysUhQTRA9Yd7upmCKlnZ/zQ86e70GswfuUxCiMFSFJP4ywFbheQp/?= =?us-ascii?Q?0uiLXY2vFr1+BVaFyZ1fuZF3AhSu6FqDPwb4SXe85v2xheMZdXznhVBI8le4?= =?us-ascii?Q?B88250ZRCTCOW/Zpt39Raie6/uYINsUMdfgznxzhEraSfbxCmSTcYmPug72D?= =?us-ascii?Q?ruUZ6c6re1Y+/+xzRr2KDYTZUJRSdV2MHBtWpi1N2NLQe4YHK+xmj9absM5I?= =?us-ascii?Q?iW1avW9B2H8R1QgGEd9d/gC1vN9TsZ+GAF4XrtXXSX97mHy5L+yf21zlmnNI?= =?us-ascii?Q?8hDd5H79Rg1mZp2mixx36A8V4mJL/sAcLcB3jpet2ZRwA59eVXso3X8r7bc7?= =?us-ascii?Q?4BcVqQJ5YJ3nM7qmdU+r+g8Y38O75jDqcFvsMq0siLnk8VbVtO3iDz98nnfB?= =?us-ascii?Q?QcHp6glbNYOHZR2IcDxsRtzootElxy7BqtZU+7oeGaFDWCvNqkLruYoN0I43?= =?us-ascii?Q?EVK6QU/OrJpi6c9wH+ZQKDiiGADgVdfXH17PYWra0cVmTm/EgNLgoAeWb0F1?= =?us-ascii?Q?D8nRI7F6ZdULTZ+1izGHtZPdRZo06E4B7QoUd4ZkqSDVgaYm4WX0D3SF4Wvw?= =?us-ascii?Q?HqL0xXo4ZjJp0GM4n29RIr8cLKBX3cZmXdqcv17omIHATNvsQ6yiQkSgYGxP?= =?us-ascii?Q?g6QFntgsuKGomw7R42VU1vDtln2XAUM/+6IA+6xmppfXcWQuS7ua2Z3Zyj0U?= =?us-ascii?Q?dqloGCbRHTr30/qQ+M4mYD84Cj8WqyRH0snO9c/W5LkbmlXokgzjjRE0+kDC?= =?us-ascii?Q?uaH7M5yQg95yVxWH5N3NjRdonrfCjpHqW+D2SLXMuYg2xg+Zp2h6ZxuppeGt?= =?us-ascii?Q?hVr/5+2SxJ5lTeUOlSGnkKnX8wZTPYycDZHXXft/w0JDXwe2zK+KkMQuwPI8?= =?us-ascii?Q?SAGCfuCnniWANXHoJoP0Rzo/Q/mhWeN4oOWyoLmXbH5OoQpAmjXHB9PNNBpU?= =?us-ascii?Q?d3i1nOH0bMYTA75SK1HhfKSsJdDdyYbFqhOkglm0+pwhzEh2EQaYqNdaJzLc?= =?us-ascii?Q?mLJOeL20/nwLbKVWEs7b9ClU36wFPseT7gm5a4d/91qAQByFiwH4K485ZtOW?= =?us-ascii?Q?++bhDr5ttaK26+VjnP/ISpg4VaL+qfU8h/dI6iPE8mu59jsV+3h/muxO/biu?= =?us-ascii?Q?G5WHSgYCQWQQGivPiUeeShYxMkhHMUWXI+W0xNGp0L4ROBynMuMOCcfAzT4k?= =?us-ascii?Q?x6TbAT1pcgY/xo4xbXDIbdarN9czaxNrrqB1OWqssI1iq4p8UN3Ozg4JB5ME?= =?us-ascii?Q?0IXi1Ly4kJ9IUZwdSt5k/PdGq/Azss0spsrG7fvKpb6HifhKJZ/xtcpXaR7x?= =?us-ascii?Q?/IlY1u686uGW8B5LXx0Auk9hcVtv78VGHQDH?= X-Forefront-Antispam-Report: CIP:216.228.118.232;CTRY:US;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:mail.nvidia.com;PTR:dc7edge1.nvidia.com;CAT:NONE;SFS:(13230040)(36860700013)(82310400026)(376014)(7416014)(1800799024);DIR:OUT;SFP:1101; X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 17 Jun 2025 02:30:03.8019 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: a3ada549-51a7-4674-b716-08ddad46dde6 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: SJ5PEPF000001CF.namprd05.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: PH7PR12MB6936 On Mon, Jun 16, 2025 at 10:47:23AM -0300, Jason Gunthorpe wrote: > On Sat, Jun 14, 2025 at 12:14:34AM -0700, Nicolin Chen wrote: > > +struct iommufd_hw_queue { > > + struct iommufd_object obj; > > + struct iommufd_ctx *ictx; > > Try to avoid this if we don't need it Ah, yes, will drop this. Thanks Nicolin