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Message-ID: <20230712194202.GNZK8CCj4yacgFMgfB@fat_crate.local>
Date:   Wed, 12 Jul 2023 21:42:02 +0200
From:   Borislav Petkov <bp@...en8.de>
To:     Luca Boccassi <bluca@...ian.org>
Cc:     Greg KH <gregkh@...uxfoundation.org>,
        Daniel P. Berrangé <berrange@...hat.com>,
        Emanuele Giuseppe Esposito <eesposit@...hat.com>,
        "H. Peter Anvin" <hpa@...or.com>, x86@...nel.org,
        Thomas Gleixner <tglx@...utronix.de>, lennart@...ttering.net,
        Ingo Molnar <mingo@...hat.com>,
        Dave Hansen <dave.hansen@...ux.intel.com>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Masahiro Yamada <masahiroy@...nel.org>,
        Alexander Potapenko <glider@...gle.com>,
        Nick Desaulniers <ndesaulniers@...gle.com>,
        Vitaly Kuznetsov <vkuznets@...hat.com>,
        linux-kernel@...r.kernel.org
Subject: Re: [RFC PATCH v2] x86/boot: add .sbat section to the bzImage

On Wed, Jul 12, 2023 at 08:35:14PM +0100, Luca Boccassi wrote:
> No, all will not be fine, because stable branches exist, so it would
> not be _one_ kernel version but N, with monotonically increasing
> values of N. That doesn't work, and the reason for that are explained
> in the protocol documentation that was linked in the initial mail.

Lemme give Peter's example from earlier today:

Bugfix A -> number 2
Bugfix B -> number 3

Tree backports only Bugfix B. Which number do you use?

And so on and so on. 

Patch your own trees - this doesn't belong upstream.

Thx.

-- 
Regards/Gruss,
    Boris.

https://people.kernel.org/tglx/notes-about-netiquette

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