RE: [PATCH v1 0/8] Add IO page table replacement support

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> From: Nicolin Chen <nicolinc@xxxxxxxxxx>
> Sent: Thursday, February 2, 2023 3:05 PM
> 
> QEMU with this feature should have the vIOMMU maintain a cache of the
> guest io page table addresses and assign a unique IOAS to each unique
> guest page table.

I didn't get why we impose such requirement to userspace.

> 
> To apply this series, please rebase on top of the following patches:
> 1) [PATCH 00/13] Add vfio_device cdev for iommufd support
>    https://lore.kernel.org/kvm/20230117134942.101112-1-yi.l.liu@xxxxxxxxx/
> 2) (Merged) [PATCH v5 0/5] iommu: Retire detach_dev callback
>    https://lore.kernel.org/linux-iommu/20230110025408.667767-1-
> baolu.lu@xxxxxxxxxxxxxxx/
> 3) (Merged) [PATCH] selftests: iommu: Fix test_cmd_destroy_access() call in
> user_copy
>    https://lore.kernel.org/lkml/20230120074204.1368-1-nicolinc@xxxxxxxxxx/
> 

No need to list merged work as dependency. In concept every commit
merged in the version which this series is rebased to is required. 😊




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