linux-kernel - Re: clk/clk-next bisection: boot on tegra124-nyan-big

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Message-ID: <2e734116-55da-c799-58b4-14e8c02deece@collabora.com>
Date:   Tue, 26 Nov 2019 19:55:54 +0000
From:   Guillaume Tucker <guillaume.tucker@...labora.com>
To:     Stephen Boyd <sboyd@...nel.org>,
        Thierry Reding <treding@...dia.com>
Cc:     tomeu.vizoso@...labora.com, mgalka@...labora.com,
        broonie@...nel.org, matthew.hart@...aro.org, khilman@...libre.com,
        enric.balletbo@...labora.com,
        Thierry Reding <thierry.reding@...il.com>,
        Jonathan Hunter <jonathanh@...dia.com>,
        linux-kernel@...r.kernel.org,
        Prashant Gaikwad <pgaikwad@...dia.com>,
        Peter De Schrijver <pdeschrijver@...dia.com>,
        linux-tegra@...r.kernel.org,
        Michael Turquette <mturquette@...libre.com>,
        linux-clk@...r.kernel.org
Subject: Re: clk/clk-next bisection: boot on tegra124-nyan-big

On 22/11/2019 17:01, Stephen Boyd wrote:
> Quoting Guillaume Tucker (2019-11-20 00:17:28)
>> On 20/11/2019 05:25, kernelci.org bot wrote:
>>> Author: Thierry Reding <treding@...dia.com>
>>> Date:   Thu Jul 25 18:19:00 2019 +0200
>>>
>>>     clk: tegra: Reimplement SOR clock on Tegra124
>>>     
>>>     In order to allow the display driver to deal uniformly with all SOR
>>>     generations, implement the SOR clocks in a way that is compatible with
>>>     Tegra186 and later.
>>>     
>>>     Acked-by: Stephen Boyd <sboyd@...nel.org>
>>>     Signed-off-by: Thierry Reding <treding@...dia.com>
>>
>> There was already a bisection last Thursday which found this
>> commit, and Thierry explained that it works in linux-next thanks
>> to other patches.  I guess those patches are not going to be
>> cherry-picked onto the clk-next branch, so this will keep failing
>> until it's rebased.  Is that right?
>>
>> If so, I can turn off bisections on clk-next for now.  We need to
>> have a way in KernelCI to tell that a commit has been fixed to
>> cope with this kind of situation in general.
>>
> 
> I guess so. It's disappointing that a bisection hole was introduced
> though. I can possibly merge something onto clk-next from the Tegra tree
> to make this go away but the bisection hole will always exist. Or we can
> all wait a week and not care about this problem anymore.

Yes, let's just wait.  I'll check next week that the issue is
gone in the test reports and re-enable bisection accordingly.

Guillaume