Re: [PATCH v5 2/4] iommu_pt: support small VA for AMDv1
From: Vasant Hegde
Date: Sun May 17 2026 - 13:17:46 EST
On 4/13/2026 8:15 PM, Ankit Soni wrote:
> When hardware/VM request a small VA limit, the generic page-table code
> clears PT_FEAT_DYNAMIC_TOP. This later causes domain initialization to
> fail with -EOPNOTSUPP.
>
> Remove the clearing so init succeeds when the VA fits in the starting
> level and no top-level growth is needed.
>
> Signed-off-by: Ankit Soni <Ankit.Soni@xxxxxxx>
Reviewed-by: Vasant Hegde <vasant.hegde@xxxxxxx>
-Vasant