RE: [PATCH v2 02/17] iommufd: Add iommufd_group

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> From: Jason Gunthorpe <jgg@xxxxxxxxxx>
> Sent: Wednesday, March 8, 2023 8:36 AM
> 
> When the hwpt to device attachment is fairly static we could get
> away with the simple approach of keeping track of the groups via a
> device list. But with replace this is infeasible.
> 
> Add an automatically managed struct that is 1:1 with the iommu_group
> per-ictx so we can store the necessary tracking information there.
> 
> Signed-off-by: Jason Gunthorpe <jgg@xxxxxxxxxx>

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




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