From: Jason Gunthorpe <jgg@nvidia.com>
To: Yi Liu <yi.l.liu@intel.com>
Cc: joro@8bytes.org, kevin.tian@intel.com, baolu.lu@linux.intel.com,
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, vasant.hegde@amd.com, will@kernel.org
Subject: Re: [PATCH v3 3/7] iommu: Detaching pasid by attaching to the blocked_domain
Date: Tue, 5 Nov 2024 11:42:50 -0400 [thread overview]
Message-ID: <20241105154250.GH458827@nvidia.com> (raw)
In-Reply-To: <20241104132033.14027-4-yi.l.liu@intel.com>
On Mon, Nov 04, 2024 at 05:20:29AM -0800, Yi Liu wrote:
> The iommu drivers are on the way to detach pasid by attaching to the blocked
> domain. However, this cannot be done in one shot. During the transition, iommu
> core would select between the remove_dev_pasid op and the blocked domain.
>
> Suggested-by: Kevin Tian <kevin.tian@intel.com>
> Suggested-by: Jason Gunthorpe <jgg@nvidia.com>
> Signed-off-by: Yi Liu <yi.l.liu@intel.com>
> ---
> drivers/iommu/iommu.c | 16 ++++++++++++++--
> 1 file changed, 14 insertions(+), 2 deletions(-)
Reviewed-by: Jason Gunthorpe <jgg@nvidia.com>
Jason
next prev parent reply other threads:[~2024-11-05 15:42 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-11-04 13:20 [PATCH v3 0/7] Support attaching PASID to the blocked_domain Yi Liu
2024-11-04 13:20 ` [PATCH v3 1/7] iommu: Prevent pasid attach if no ops->remove_dev_pasid Yi Liu
2024-11-05 15:42 ` Jason Gunthorpe
2024-11-07 9:33 ` Tian, Kevin
2024-11-07 10:02 ` Yi Liu
2024-11-04 13:20 ` [PATCH v3 2/7] iommu: Consolidate the ops->remove_dev_pasid usage into a helper Yi Liu
2024-11-05 15:42 ` Jason Gunthorpe
2024-11-06 9:33 ` Vasant Hegde
2024-11-07 9:34 ` Tian, Kevin
2024-11-04 13:20 ` [PATCH v3 3/7] iommu: Detaching pasid by attaching to the blocked_domain Yi Liu
2024-11-05 15:42 ` Jason Gunthorpe [this message]
2024-11-06 9:37 ` Vasant Hegde
2024-11-07 9:35 ` Tian, Kevin
2024-11-07 10:04 ` Yi Liu
2024-11-04 13:20 ` [PATCH v3 4/7] iommu/arm-smmu-v3: Make the blocked domain support PASID Yi Liu
2024-11-04 13:20 ` [PATCH v3 5/7] iommu/vt-d: " Yi Liu
2024-11-05 3:46 ` Baolu Lu
2024-11-05 5:11 ` Yi Liu
2024-11-05 5:45 ` Baolu Lu
2024-11-05 15:43 ` Jason Gunthorpe
2024-11-04 13:20 ` [PATCH v3 6/7] iommu/amd: " Yi Liu
2024-11-05 15:44 ` Jason Gunthorpe
2024-11-06 9:27 ` Vasant Hegde
2024-11-07 9:36 ` Tian, Kevin
2024-11-04 13:20 ` [PATCH v3 7/7] iommu: Remove the remove_dev_pasid op Yi Liu
2024-11-05 15:44 ` Jason Gunthorpe
2024-11-06 9:39 ` Vasant Hegde
2024-11-07 9:37 ` Tian, Kevin
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