RE: [PATCH rc 4/8] iommu/vt-d: Update iotlb in nested domain attach

From: Tian, Kevin
Date: Thu Feb 08 2024 - 03:40:43 EST

> From: Liu, Yi L <yi.l.liu@xxxxxxxxx>
> Sent: Thursday, February 8, 2024 4:23 PM
> Should call domain_update_iotlb() to update the has_iotlb_device flag
> of the domain after attaching device to nested domain. Without it, this
> flag is not set properly and would result in missing device TLB flush.
> Fixes: 9838f2bb6b6b ("iommu/vt-d: Set the nested domain to a device")
> Signed-off-by: Yi Liu <yi.l.liu@xxxxxxxxx>

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