RE: [PATCH v5 03/13] iommu/viommu: Add cache_invalidate to iommufd_viommu_ops

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To: Nicolin Chen <nicolinc@xxxxxxxxxx>, "jgg@xxxxxxxxxx" <jgg@xxxxxxxxxx>, "will@xxxxxxxxxx" <will@xxxxxxxxxx>
Subject: RE: [PATCH v5 03/13] iommu/viommu: Add cache_invalidate to iommufd_viommu_ops
From: "Tian, Kevin" <kevin.tian@xxxxxxxxx>
Date: Tue, 29 Oct 2024 08:19:43 +0000
Accept-language: en-US
Cc: "joro@xxxxxxxxxx" <joro@xxxxxxxxxx>, "suravee.suthikulpanit@xxxxxxx" <suravee.suthikulpanit@xxxxxxx>, "robin.murphy@xxxxxxx" <robin.murphy@xxxxxxx>, "dwmw2@xxxxxxxxxxxxx" <dwmw2@xxxxxxxxxxxxx>, "baolu.lu@xxxxxxxxxxxxxxx" <baolu.lu@xxxxxxxxxxxxxxx>, "shuah@xxxxxxxxxx" <shuah@xxxxxxxxxx>, "linux-kernel@xxxxxxxxxxxxxxx" <linux-kernel@xxxxxxxxxxxxxxx>, "iommu@xxxxxxxxxxxxxxx" <iommu@xxxxxxxxxxxxxxx>, "linux-arm-kernel@xxxxxxxxxxxxxxxxxxx" <linux-arm-kernel@xxxxxxxxxxxxxxxxxxx>, "linux-kselftest@xxxxxxxxxxxxxxx" <linux-kselftest@xxxxxxxxxxxxxxx>, "eric.auger@xxxxxxxxxx" <eric.auger@xxxxxxxxxx>, "jean-philippe@xxxxxxxxxx" <jean-philippe@xxxxxxxxxx>, "mdf@xxxxxxxxxx" <mdf@xxxxxxxxxx>, "mshavit@xxxxxxxxxx" <mshavit@xxxxxxxxxx>, "shameerali.kolothum.thodi@xxxxxxxxxx" <shameerali.kolothum.thodi@xxxxxxxxxx>, "smostafa@xxxxxxxxxx" <smostafa@xxxxxxxxxx>, "Liu, Yi L" <yi.l.liu@xxxxxxxxx>, "aik@xxxxxxx" <aik@xxxxxxx>, "zhangfei.gao@xxxxxxxxxx" <zhangfei.gao@xxxxxxxxxx>, "patches@xxxxxxxxxxxxxxx" <patches@xxxxxxxxxxxxxxx>
In-reply-to: <e4817b7c2aa58b010a1453a3db9e9804b3acf5dc.1729897278.git.nicolinc@nvidia.com>
Thread-index: AQHbJzjNsYUVPikDxkCKKz8wZdt0lbKdaBMA
Thread-topic: [PATCH v5 03/13] iommu/viommu: Add cache_invalidate to iommufd_viommu_ops

> From: Nicolin Chen <nicolinc@xxxxxxxxxx>
> Sent: Saturday, October 26, 2024 7:51 AM
> 
> This per-vIOMMU cache_invalidate op is like the cache_invalidate_user op
> in struct iommu_domain_ops, but wider, supporting device cache (e.g. PCI
> ATC invaldiations).
> 
> Reviewed-by: Jason Gunthorpe <jgg@xxxxxxxxxx>
> Signed-off-by: Nicolin Chen <nicolinc@xxxxxxxxxx>

Reviewed-by: Kevin Tian <kevin.tian@xxxxxxxxx>

References:
- [PATCH v5 00/13] iommufd: Add vIOMMU infrastructure (Part-2: vDEVICE)
  - From: Nicolin Chen
- [PATCH v5 03/13] iommu/viommu: Add cache_invalidate to iommufd_viommu_ops
  - From: Nicolin Chen

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