Re: [PATCH 08/11] vfio: Enable cdev noiommu mode under iommufd

From: Jason Gunthorpe

Date: Fri Feb 27 2026 - 19:36:03 EST


On Sat, Feb 28, 2026 at 08:18:41AM +0800, kernel test robot wrote:
> Kconfig warnings: (for reference only)
> WARNING: unmet direct dependencies detected for IOMMU_PT_AMDV1
> Depends on [n]: GENERIC_PT [=y] && IOMMU_PT [=y] && !GENERIC_ATOMIC64 [=y]
> Selected by [y]:
> - VFIO_NOIOMMU [=y] && VFIO [=y] && VFIO_GROUP [=y]

Some kconfig stuff is missing, the iommufd IOMMU would only work with
GENERIC_ATOMIC64

Jason