RE: [PATCH v11 0/8] Add iommufd nesting (part 2/2)

Tian, Kevin
2024-01-11T05:51:19Z

> From: Yi Liu <yi.l.liu@intel.com>
> Sent: Thursday, January 11, 2024 12:10 PM
>
> v11:
> - Drop hw_error field in vtd cache invalidation uapi. devTLB invalidation
> error is a serious security emergency requiring the host kernel to handle.
> No need to expose it to userspace (especially given existing VMs doesn't
> issue devTLB invalidation at all).
> - The vtd qi_submit_sync() and related callers are reverted back to the
> original state due to above drop.
> - Align with the vtd path, drop the hw_error reporting in mock driver and
> selftest as well since selftest is a demo of the real driver.
> - Drop iommu_respond_struct_to_user_array() since no more driver want to
> respond single entry in the user_array.
> - Two typos from Wubinbin
>

this looks good to me. so my r-b still holds.