Re: [PATCH v5 04/13] iommufd/hw_pagetable: Enforce invalidation op on vIOMMU-based hwpt_nested

On Fri, Oct 25, 2024 at 04:50:33PM -0700, Nicolin Chen wrote:

A vIOMMU-based hwpt_nested requires a cache invalidation op too, either using the one in iommu_domain_ops or the one in viommu_ops. Enforce that upon the allocated hwpt_nested.

Signed-off-by: Nicolin Chen nicolinc@nvidia.com

drivers/iommu/iommufd/hw_pagetable.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)

Reviewed-by: Jason Gunthorpe jgg@nvidia.com

Jason