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From:   Thomas Gleixner <tglx@linutronix.de>
To:     Arnd Bergmann <arnd@kernel.org>,
        Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc:     Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
        "# 3.4.x" <stable@vger.kernel.org>,
        Lukas Hannen <lukas.hannen@opensource.tttech-industrial.com>
Subject: Re: [PATCH 5.14 298/334] time: Handle negative seconds correctly in
 timespec64_to_ns()
In-Reply-To: <874kak9moe.ffs@tglx>
References: <20210913131113.390368911@linuxfoundation.org>
 <20210913131123.500712780@linuxfoundation.org>
 <CAK8P3a0z5jE=Z3Ps5bFTCFT7CHZR1JQ8VhdntDJAfsUxSPCcEw@mail.gmail.com>
 <874kak9moe.ffs@tglx>
Date:   Fri, 17 Sep 2021 00:53:00 +0200
Message-ID: <87y27w875f.ffs@tglx>
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On Fri, Sep 17 2021 at 00:32, Thomas Gleixner wrote:
> I usually spend quite some time on tagging patches for stable and it's
> annoying me that this patch got reverted while stuff which I explicitely
> did not tag for stable got backported for whatever reason and completely
> against the stable rules:
>
>   627ef5ae2df8 ("hrtimer: Avoid double reprogramming in __hrtimer_start_range_ns()")
>
> What the heck qualifies this to be backported?
>
>  1) It's hot of the press and just got merged in the 5.15-rc1 merge
>     window and is not tagged for stable
>
>  2) https://www.kernel.org/doc/html/latest/process/stable-kernel-rules.html
>
>     clearly states the rules but obviously our new fangled "AI" driven
>     approach to select patches for stable is blissfully ignorant of
>     these rules. I assume that AI stands for "Artifical Ignorance' here.
>
> I already got a private bug report vs. that on 5.10.65. Annoyingly
> 5.10.5 does not have the issue despite the fact that the resulting diff

5.14.5 obviously...

> between those two versions in hrtimer.c is just in comments.
>
> Bah!
>
> Thanks,
>
>         tglx