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From:   Rob Clark <robdclark@chromium.org>
Date:   Wed, 7 Jul 2021 10:38:38 -0700
Message-ID: <CAJs_Fx4n07yuksL+kmjyKRuqPnFuE1m5PmeqCsoF7Xah=kWxvA@mail.gmail.com>
Subject: Re: [PATCH v5 0/5] iommu/arm-smmu: adreno-smmu page fault handling
To:     John Stultz <john.stultz@linaro.org>
Cc:     Rob Clark <robdclark@gmail.com>,
        Dmitry Baryshkov <dmitry.baryshkov@linaro.org>,
        dri-devel <dri-devel@lists.freedesktop.org>,
        "list@263.net:IOMMU DRIVERS <iommu@lists.linux-foundation.org>, Joerg
        Roedel <joro@8bytes.org>," <iommu@lists.linux-foundation.org>,
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        linux-arm-msm <linux-arm-msm@vger.kernel.org>,
        Jordan Crouse <jordan@cosmicpenguin.net>,
        Akhil P Oommen <akhilpo@codeaurora.org>,
        AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@somainline.org>,
        Bjorn Andersson <bjorn.andersson@linaro.org>,
        Douglas Anderson <dianders@chromium.org>,
        Eric Anholt <eric@anholt.net>,
        "Isaac J. Manjarres" <isaacm@codeaurora.org>,
        Joerg Roedel <jroedel@suse.de>,
        Jonathan Marek <jonathan@marek.ca>,
        Konrad Dybcio <konrad.dybcio@somainline.org>,
        Krishna Reddy <vdumpa@nvidia.com>,
        "Kristian H. Kristensen" <hoegsberg@google.com>,
        Lee Jones <lee.jones@linaro.org>,
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On Tue, Jul 6, 2021 at 10:12 PM John Stultz <john.stultz@linaro.org> wrote:
>
> On Sun, Jul 4, 2021 at 11:16 AM Rob Clark <robdclark@gmail.com> wrote:
> >
> > I suspect you are getting a dpu fault, and need:
> >
> > https://lore.kernel.org/linux-arm-msm/CAF6AEGvTjTUQXqom-xhdh456tdLscbVFPQ+iud1H1gHc8A2=hA@mail.gmail.com/
> >
> > I suppose Bjorn was expecting me to send that patch
>
> If it's helpful, I applied that and it got the db845c booting mainline
> again for me (along with some reverts for a separate ext4 shrinker
> crash).
> Tested-by: John Stultz <john.stultz@linaro.org>
>

Thanks, I'll send a patch shortly

BR,
-R