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b=0jl8Zu38YKn4KDIs4e+hleGLmRh8hqt90qbmrQ2Mp3vmhVDZhV+MnMv06i0jr8ZEe+a8f9+ah+m0wH2pqnYZgUkhDVV9xvnItWiW896VSuY9Jlw1qQrUgNLYE85Bwc650TlVTmtlcYFsLviJ6KT4T/viDYS7gpR+PEp5/qBT77Y= Authentication-Results: dkim=none (message not signed) header.d=none;dmarc=none action=none header.from=amd.com; Received: from DS7PR12MB6048.namprd12.prod.outlook.com (2603:10b6:8:9f::5) by MN0PR12MB6003.namprd12.prod.outlook.com (2603:10b6:208:37f::17) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.7939.20; Wed, 11 Sep 2024 10:54:34 +0000 Received: from DS7PR12MB6048.namprd12.prod.outlook.com ([fe80::6318:26e5:357a:74a5]) by DS7PR12MB6048.namprd12.prod.outlook.com ([fe80::6318:26e5:357a:74a5%5]) with mapi id 15.20.7962.016; Wed, 11 Sep 2024 10:54:34 +0000 Message-ID: <84c6e2d0-4016-422f-9bc9-554834b18a04@amd.com> Date: Wed, 11 Sep 2024 16:24:27 +0530 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 1/5] iommu: Enhance domain allocation code to take additional flags To: Jason Gunthorpe Cc: Jacob Pan , Yi Liu , iommu@lists.linux.dev, joro@8bytes.org, will@kernel.org, robin.murphy@arm.com, suravee.suthikulpanit@amd.com, baolu.lu@linux.intel.com, kevin.tian@intel.com References: <20240821133554.7405-2-vasant.hegde@amd.com> <20240821163147.GZ3468552@ziepe.ca> <67436cba-3d05-4528-9519-231b8396ed51@intel.com> <20240822124433.GD3468552@ziepe.ca> <0ca31cc6-1741-40d1-b8c1-20e6b4fc955a@intel.com> <8215e4d4-2077-4fca-a002-27ddbfc0ddf2@amd.com> <20240828145224.2e949806@DESKTOP-0403QTC.> <6741bdcc-d9ca-4090-805b-3a7f4a4d650a@amd.com> <20240829121002.GV3468552@ziepe.ca> <20240829131128.GW3468552@ziepe.ca> Content-Language: en-US From: Vasant Hegde In-Reply-To: <20240829131128.GW3468552@ziepe.ca> Content-Type: text/plain; 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We need to add few checks to detect and use >> appropriate page table. It should be part of nested page table support. > > You need to push those checks ASAP.. > > Guest enablement needs to be fast tracked to distros ahead of building > the hypervisor component. Sure. We are actively working on adding this support. -Vasant