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Tue, 16 Apr 2024 14:22:20 -0700 Date: Tue, 16 Apr 2024 14:22:19 -0700 From: Nicolin Chen To: Jason Gunthorpe CC: , Joerg Roedel , , Robin Murphy , Will Deacon , Eric Auger , "Moritz Fischer" , Moritz Fischer , Michael Shavit , , Shameerali Kolothum Thodi , Mostafa Saleh Subject: Re: [PATCH v7 3/9] iommu/arm-smmu-v3: Move the CD generation for S1 domains into a function Message-ID: References: <0-v7-cb149db3a320+3b5-smmuv3_newapi_p2_jgg@nvidia.com> <3-v7-cb149db3a320+3b5-smmuv3_newapi_p2_jgg@nvidia.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <3-v7-cb149db3a320+3b5-smmuv3_newapi_p2_jgg@nvidia.com> X-NV-OnPremToCloud: ExternallySecured X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: SA2PEPF00001505:EE_|MN0PR12MB6151:EE_ X-MS-Office365-Filtering-Correlation-Id: 333dbf7a-89f4-49d3-9c04-08dc5e5b575d 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)(82310400014)(36860700004)(1800799015)(376005)(7416005);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 Tue, Apr 16, 2024 at 04:28:14PM -0300, Jason Gunthorpe wrote: > Introduce arm_smmu_make_s1_cd() to build the CD from the paging S1 domain, > and reorganize all the places programming S1 domain CD table entries to > call it. > > Split arm_smmu_update_s1_domain_cd_entry() from > arm_smmu_update_ctx_desc_devices() so that the S1 path has its own call > chain separate from the unrelated SVA path. > > arm_smmu_update_s1_domain_cd_entry() only works on S1 domains > attached to RIDs and refreshes all their CDs. > > Remove the forced clear of the CD during S1 domain attach, > arm_smmu_write_cd_entry() will do this automatically if necessary. > > Tested-by: Nicolin Chen > Tested-by: Shameer Kolothum > Reviewed-by: Michael Shavit > Signed-off-by: Jason Gunthorpe Reviewed-by: Nicolin Chen _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel