From: Vasant Hegde <vasant.hegde@amd.com>
To: Yi Liu <yi.l.liu@intel.com>,
joro@8bytes.org, jgg@nvidia.com, kevin.tian@intel.com,
baolu.lu@linux.intel.com, will@kernel.org
Cc: alex.williamson@redhat.com, eric.auger@redhat.com,
nicolinc@nvidia.com, kvm@vger.kernel.org,
chao.p.peng@linux.intel.com, iommu@lists.linux.dev,
zhenzhong.duan@intel.com
Subject: Re: [PATCH v3 9/9] iommu: Make set_dev_pasid op support domain replacement
Date: Mon, 21 Oct 2024 16:20:00 +0530 [thread overview]
Message-ID: <fac78648-61de-417e-a10e-150e65598f86@amd.com> (raw)
In-Reply-To: <20241018055402.23277-10-yi.l.liu@intel.com>
On 10/18/2024 11:24 AM, Yi Liu wrote:
> The iommu core is going to support domain replacement for pasid, it needs
> to make the set_dev_pasid op support replacing domain and keep the old
> domain config in the failure case.
>
> AMD iommu driver does not support domain replacement for pasid yet, so it
> would fail the set_dev_pasid op to keep the old config if the input @old
> is non-NULL.
>
> Suggested-by: Jason Gunthorpe <jgg@nvidia.com>
> Reviewed-by: Jason Gunthorpe <jgg@nvidia.com>
> Reviewed-by: Kevin Tian <kevin.tian@intel.com>
> Signed-off-by: Yi Liu <yi.l.liu@intel.com>
Reviewed-by: Vasant Hegde <vasant.hegde@amd.com>
-Vasant
prev parent reply other threads:[~2024-10-21 10:50 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-10-18 5:53 [PATCH v3 0/9] Make set_dev_pasid op supporting domain replacement Yi Liu
2024-10-18 5:53 ` [PATCH v3 1/9] iommu: Pass old domain to set_dev_pasid op Yi Liu
2024-10-21 5:55 ` Baolu Lu
2024-10-22 5:12 ` Nicolin Chen
2024-10-18 5:53 ` [PATCH v3 2/9] iommu/vt-d: Move intel_drain_pasid_prq() into intel_pasid_tear_down_entry() Yi Liu
2024-10-21 5:58 ` Baolu Lu
2024-10-18 5:53 ` [PATCH v3 3/9] iommu/vt-d: Let intel_pasid_tear_down_entry() return pasid entry Yi Liu
2024-10-21 6:13 ` Baolu Lu
2024-10-21 6:35 ` Yi Liu
2024-10-21 6:59 ` Baolu Lu
2024-10-21 7:24 ` Yi Liu
2024-10-22 9:23 ` Baolu Lu
2024-10-22 9:38 ` Yi Liu
2024-10-22 11:23 ` Baolu Lu
2024-10-22 13:25 ` Yi Liu
2024-10-23 1:10 ` Baolu Lu
2024-10-18 5:53 ` [PATCH v3 4/9] iommu/vt-d: Make pasid setup helpers support modifying present " Yi Liu
2024-10-18 5:53 ` [PATCH v3 5/9] iommu/vt-d: Rename prepare_domain_attach_device() Yi Liu
2024-10-21 6:18 ` Baolu Lu
2024-10-21 6:36 ` Yi Liu
2024-10-18 5:53 ` [PATCH v3 6/9] iommu/vt-d: Make intel_iommu_set_dev_pasid() to handle domain replacement Yi Liu
2024-10-18 5:54 ` [PATCH v3 7/9] iommu/vt-d: Add set_dev_pasid callback for nested domain Yi Liu
2024-10-18 5:54 ` [PATCH v3 8/9] iommu/arm-smmu-v3: Make set_dev_pasid() op support replace Yi Liu
2024-10-22 5:25 ` Nicolin Chen
2024-10-22 6:07 ` Yi Liu
2024-10-18 5:54 ` [PATCH v3 9/9] iommu: Make set_dev_pasid op support domain replacement Yi Liu
2024-10-21 6:27 ` Baolu Lu
2024-10-21 6:40 ` Yi Liu
2024-10-21 10:50 ` Vasant Hegde [this message]
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