linux-kernel - Re: Radeon regression in 6.6 kernel

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Date:   Tue, 28 Nov 2023 17:13:03 -0500
From:   Alex Deucher <alexdeucher@...il.com>
To:     Phillip Susi <phill@...susis.net>
Cc:     Christian König <christian.koenig@....com>,
        Christian König <ckoenig.leichtzumerken@...il.com>,
        Dave Airlie <airlied@...il.com>,
        Linux regressions mailing list <regressions@...ts.linux.dev>,
        linux-kernel@...r.kernel.org,
        "amd-gfx@...ts.freedesktop.org" <amd-gfx@...ts.freedesktop.org>,
        Luben Tuikov <luben.tuikov@....com>,
        dri-devel@...ts.freedesktop.org,
        Alex Deucher <alexander.deucher@....com>
Subject: Re: Radeon regression in 6.6 kernel

On Mon, Nov 27, 2023 at 6:24 PM Phillip Susi <phill@...susis.net> wrote:
>
> Alex Deucher <alexdeucher@...il.com> writes:
>
> >> In that case those are the already known problems with the scheduler
> >> changes, aren't they?
> >
> > Yes.  Those changes went into 6.7 though, not 6.6 AFAIK.  Maybe I'm
> > misunderstanding what the original report was actually testing.  If it
> > was 6.7, then try reverting:
> > 56e449603f0ac580700621a356d35d5716a62ce5
> > b70438004a14f4d0f9890b3297cd66248728546c
>
> At some point it was suggested that I file a gitlab issue, but I took
> this to mean it was already known and being worked on.  -rc3 came out
> today and still has the problem.  Is there a known issue I could track?
>

At this point, unless there are any objections, I think we should just
revert the two patches.

Alex