linux-kernel - Re: [PATCH v8 0/9] Refactor the SMMU's CD table ownership

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: <ZQqHFz4WUQOub7/F@Asurada-Nvidia>
Date:   Tue, 19 Sep 2023 22:45:59 -0700
From:   Nicolin Chen <nicolinc@...dia.com>
To:     Michael Shavit <mshavit@...gle.com>
CC:     <iommu@...ts.linux.dev>, <linux-arm-kernel@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>, <jgg@...dia.com>,
        <jean-philippe@...aro.org>, <robin.murphy@....com>,
        <will@...nel.org>, Alistair Popple <apopple@...dia.com>,
        Dawei Li <set_pte_at@...look.com>,
        Jacob Pan <jacob.jun.pan@...ux.intel.com>,
        Jason Gunthorpe <jgg@...pe.ca>, Joerg Roedel <joro@...tes.org>,
        Kevin Tian <kevin.tian@...el.com>,
        "Kirill A. Shutemov" <kirill.shutemov@...ux.intel.com>,
        Lu Baolu <baolu.lu@...ux.intel.com>,
        "Tomas Krcka" <krckatom@...zon.de>
Subject: Re: [PATCH v8 0/9] Refactor the SMMU's CD table ownership

On Fri, Sep 15, 2023 at 09:17:31PM +0800, Michael Shavit wrote:
> 
> Hi all,
> 
> This series refactors stage 1 domains so that they describe a single CD
> entry. These entries are now inserted into a CD table that is owned by
> the arm_smmu_master instead of the domain.
> This is conceptually cleaner and unblocks other features, such as
> attaching domains with PASID (for unmanaged/dma domains).
> 
> This patch series was originally part of a larger patch series that
> implemented the set_dev_pasid callback for non-SVA domains but is now
> split into a distinct series.
> 
> This patch series is also available on gerrit with Jean's SMMU test
> engine patches cherry-picked on top for testing:
> https://linux-review.googlesource.com/c/linux/kernel/git/torvalds/linux/+/24742/16
> 
> Thanks,
> Michael Shavit
> 
> Changes in v8:
> - Rebased off of 6.6-rc1
> - Drive-by update of the "Move ctx_desc out of s1_cfg" commit message to be less
>   vague.
> - Link to v7: https://lore.kernel.org/linux-iommu/20230831174536.103472-1-mshavit@google.com/
 
Hmm. I recall that I gave Tested-by to v7, yet some of the patches
in this v8 don't include that. Anyway, I retested with this v8:

Tested-by: Nicolin Chen <nicolinc@...dia.com>