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Mon, 4 Dec 2023 20:47:26 -0800 Date: Mon, 4 Dec 2023 20:47:25 -0800 From: Nicolin Chen To: Jason Gunthorpe CC: , Joerg Roedel , , Robin Murphy , Will Deacon , Michael Shavit , Shameerali Kolothum Thodi Subject: Re: [PATCH v2 14/19] iommu/arm-smmu-v3: Remove arm_smmu_master->domain Message-ID: References: <0-v2-de8b10590bf5+400-smmuv3_newapi_p1_jgg@nvidia.com> <14-v2-de8b10590bf5+400-smmuv3_newapi_p1_jgg@nvidia.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <14-v2-de8b10590bf5+400-smmuv3_newapi_p1_jgg@nvidia.com> X-NV-OnPremToCloud: ExternallySecured X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: CY4PEPF0000FCBE:EE_|CY8PR12MB7218:EE_ X-MS-Office365-Filtering-Correlation-Id: 6528480c-ca7a-4565-2ea6-08dbf54d50b2 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:216.228.117.160;CTRY:US;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:mail.nvidia.com;PTR:dc6edge1.nvidia.com;CAT:NONE;SFS:(13230031)(4636009)(346002)(376002)(39860400002)(396003)(136003)(230922051799003)(82310400011)(1800799012)(64100799003)(451199024)(186009)(40470700004)(46966006)(36840700001)(336012)(26005)(478600001)(83380400001)(7636003)(47076005)(356005)(426003)(9686003)(40480700001)(82740400003)(316002)(6636002)(54906003)(70586007)(70206006)(36860700001)(55016003)(5660300002)(6862004)(4326008)(86362001)(2906002)(8936002)(8676002)(40460700003)(4744005)(41300700001)(33716001);DIR:OUT;SFP:1101; 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charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Mon, Nov 13, 2023 at 01:53:21PM -0400, Jason Gunthorpe wrote: > Introducing global statics which are of type struct iommu_domain, not > struct arm_smmu_domain makes it difficult to retain > arm_smmu_master->domain, as it can no longer point to an IDENTITY or > BLOCKED domain. > > The only place that uses the value is arm_smmu_detach_dev(). Change things > to work like other drivers and call iommu_get_domain_for_dev() to obtain > the current domain. > > Signed-off-by: Jason Gunthorpe The new version on the github looks good to me. Reviewed-by: Nicolin Chen _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel