linux-kernel - Re: [PATCH] Revert "cpufreq: mediatek: Refine mtk_cpufreq_voltage

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Date:   Mon, 5 Dec 2022 13:08:47 +0100
From:   "Rafael J. Wysocki" <rafael@...nel.org>
To:     Viresh Kumar <viresh.kumar@...aro.org>
Cc:     "Rafael J. Wysocki" <rafael@...nel.org>,
        Matthias Brugger <matthias.bgg@...il.com>,
        linux-pm@...r.kernel.org,
        Vincent Guittot <vincent.guittot@...aro.org>,
        regressions@...mhuis.info, daniel@...rotopia.org,
        thomas.huehn@...nordhausen.de, "v5 . 19+" <stable@...r.kernel.org>,
        Nick <vincent@...temli.org>, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-mediatek@...ts.infradead.org
Subject: Re: [PATCH] Revert "cpufreq: mediatek: Refine mtk_cpufreq_voltage_tracking()"

On Mon, Dec 5, 2022 at 5:30 AM Viresh Kumar <viresh.kumar@...aro.org> wrote:
>
> On 02-12-22, 20:46, Rafael J. Wysocki wrote:
> > On Fri, Dec 2, 2022 at 1:17 PM Rafael J. Wysocki <rafael@...nel.org> wrote:
> > >
> > > On Fri, Dec 2, 2022 at 6:26 AM Viresh Kumar <viresh.kumar@...aro.org> wrote:
> > > >
> > > > This reverts commit 6a17b3876bc8303612d7ad59ecf7cbc0db418bcd.
> > > >
> > > > This commit caused regression on Banana Pi R64 (MT7622), revert until
> > > > the problem is identified and fixed properly.
> > > >
> > > > Link: https://lore.kernel.org/all/930778a1-5e8b-6df6-3276-42dcdadaf682@systemli.org/
> > > > Cc: v5.19+ <stable@...r.kernel.org> # v5.19+
> > > > Reported-by: Nick <vincent@...temli.org>
> > > > Signed-off-by: Viresh Kumar <viresh.kumar@...aro.org>
> > >
> > > Do you want me to push this revert for -rc8?
>
> No, I was planning to make it part of my pull request.

Well, this was a bit unclear.

> > After all, I've decided to queue it up for 6.2, thanks!
>
> Can you please drop that ? AngeloGioacchino already reported that
> Reverting the proposed commit will make MT8183 unstable.

OK, dropped now.

> So the right thing to do now is apply the fix, which is on the list
> and getting tested.

Alright then, I'll assume that the proper fix will come in through
your pull request for 6.2 (but please send that one before the merge
window opens), thanks!