linux-kernel - Re: [PATCH v8 00/10] IOMMUFD: Deliver IO page faults to user space

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20240709172302.GH14050@ziepe.ca>
Date: Tue, 9 Jul 2024 14:23:02 -0300
From: Jason Gunthorpe <jgg@...pe.ca>
To: Will Deacon <will@...nel.org>
Cc: Kevin Tian <kevin.tian@...el.com>, Joerg Roedel <joro@...tes.org>,
	Robin Murphy <robin.murphy@....com>,
	Jean-Philippe Brucker <jean-philippe@...aro.org>,
	Nicolin Chen <nicolinc@...dia.com>, Yi Liu <yi.l.liu@...el.com>,
	Jacob Pan <jacob.jun.pan@...ux.intel.com>,
	Joel Granados <j.granados@...sung.com>,
	Lu Baolu <baolu.lu@...ux.intel.com>, catalin.marinas@....com,
	kernel-team@...roid.com, iommu@...ts.linux.dev,
	virtualization@...ts.linux-foundation.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH v8 00/10] IOMMUFD: Deliver IO page faults to user space

On Thu, Jul 04, 2024 at 03:18:57PM +0100, Will Deacon wrote:
> On Tue, 02 Jul 2024 14:34:34 +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.
> 
> Applied first four to iommu (iommufd/attach-handles), thanks!
> 
> [01/10] iommu: Introduce domain attachment handle
>         https://git.kernel.org/iommu/c/14678219cf40
> [02/10] iommu: Remove sva handle list
>         https://git.kernel.org/iommu/c/3e7f57d1ef3f
> [03/10] iommu: Add attach handle to struct iopf_group
>         https://git.kernel.org/iommu/c/06cdcc32d657
> [04/10] iommu: Extend domain attach group with handle support
>         https://git.kernel.org/iommu/c/8519e689834a
> 
> Jason -- feel free to use this branch as a base on which you can take
> the iommufd parts.

Done, the whole series is in iommufd for-next

Thanks,
Jason