Re: [PATCH v6 00/10] IOMMUFD: Deliver IO page faults to user space

From: Jason Gunthorpe
Date: Wed Jun 12 2024 - 09:57:31 EST


On Mon, May 27, 2024 at 12:05:07PM +0800, Lu Baolu wrote:
> This series implements the functionality of delivering IO page faults to
> user space through the IOMMUFD framework. One feasible use case is the
> nested translation. Nested translation is a hardware feature that
> supports two-stage translation tables for IOMMU. The second-stage
> translation table is managed by the host VMM, while the first-stage
> translation table is owned by user space. This allows user space to
> control the IOMMU mappings for its devices.

This looks pretty close, will you post a v7 with the minor changes?

Thanks,
Jasno