RE: [PATCH v4 02/12] iommu/vt-d: Extend dmar_domain to support nested domain

From: Tian, Kevin
Date: Wed Aug 02 2023 - 02:43:40 EST


> From: Liu, Yi L <yi.l.liu@xxxxxxxxx>
> Sent: Monday, July 24, 2023 7:13 PM
>
> From: Lu Baolu <baolu.lu@xxxxxxxxxxxxxxx>
>
> The nested domain fields are exclusive to those that used for a DMA
> remapping domain. Use union to avoid memory waste.
>
> Signed-off-by: Lu Baolu <baolu.lu@xxxxxxxxxxxxxxx>
> Signed-off-by: Yi Liu <yi.l.liu@xxxxxxxxx>

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