linux-kernel - Re: [PATCH v2 00/12] iommu: Remove IOMMU_DEV_FEAT_SVA/

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: <CABQgh9G7Hv-qboRApRrVQF=Zpu5ZKaEf0zrv1=c=zv=LPB-O0g@mail.gmail.com>
Date: Mon, 24 Feb 2025 17:58:53 +0800
From: Zhangfei Gao <zhangfei.gao@...aro.org>
To: Lu Baolu <baolu.lu@...ux.intel.com>
Cc: Joerg Roedel <joro@...tes.org>, Will Deacon <will@...nel.org>, 
	Robin Murphy <robin.murphy@....com>, Jason Gunthorpe <jgg@...pe.ca>, Kevin Tian <kevin.tian@...el.com>, 
	Dave Jiang <dave.jiang@...el.com>, Vinod Koul <vkoul@...nel.org>, 
	Fenghua Yu <fenghuay@...dia.com>, Zhou Wang <wangzhou1@...ilicon.com>, iommu@...ts.linux.dev, 
	linux-kernel@...r.kernel.org, Jason Gunthorpe <jgg@...dia.com>
Subject: Re: [PATCH v2 00/12] iommu: Remove IOMMU_DEV_FEAT_SVA/_IOPF

On Mon, 24 Feb 2025 at 13:16, Lu Baolu <baolu.lu@...ux.intel.com> wrote:
>
> The new method for driver fault reporting support relies on the domain
> to specify a iopf_handler. The driver should detect this and setup the
> HW when fault capable domains are attached.
>
> Move SMMUv3 to use this method and have VT-D validate support during
> attach so that all three fault capable drivers have a no-op FEAT_SVA and
> _IOPF. Then remove them.
>
> This was initiated by Jason. I'm following up to remove FEAT_IOPF and
> further clean up.
>
> The whole series is also available at github:
> https://github.com/LuBaolu/intel-iommu/commits/iommu_no_feat-v2
>
> Signed-off-by: Jason Gunthorpe <jgg@...dia.com>
> Signed-off-by: Lu Baolu <baolu.lu@...ux.intel.com>
>
Thanks Baolu

Tested-by: Zhangfei Gao <zhangfei.gao@...aro.org>