linux-kernel - Re: [PATCH 5.10 00/99] 5.10.176-rc1 review

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Message-ID: <CABVgOSnfMXd4Q=GXvq8Ma26wpaM6E=LOYLxXn83YQEV-Yn2sBg@mail.gmail.com>
Date:   Tue, 21 Mar 2023 12:02:30 +0800
From:   David Gow <davidgow@...gle.com>
To:     Pavel Machek <pavel@...x.de>
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, patches@...ts.linux.dev,
        linux-kernel@...r.kernel.org, torvalds@...ux-foundation.org,
        akpm@...ux-foundation.org, linux@...ck-us.net, shuah@...nel.org,
        patches@...nelci.org, lkft-triage@...ts.linaro.org,
        jonathanh@...dia.com, f.fainelli@...il.com,
        sudipm.mukherjee@...il.com, srw@...dewatkins.net, rwarsow@....de
Subject: Re: [PATCH 5.10 00/99] 5.10.176-rc1 review

On Tue, 21 Mar 2023 at 03:41, Pavel Machek <pavel@...x.de> wrote:
>
> Hi!
>
> > This is the start of the stable review cycle for the 5.10.176 release.
> > There are 99 patches in this series, all will be posted as a response
> > to this one.  If anyone has any issues with these being applied, please
> > let me know.
> >
>
> > David Gow <davidgow@...gle.com>
> >     rust: arch/um: Disable FP/SIMD instruction to match x86
>
> Why is this patch here? It does not make sense for stable, it was only
> in AUTOSEL for less than a week, and I already explained why it is
> bad.
>
> "git grep KBUILD_RUSTFLAGS" if in doubt.

I agree: let's exclude this patch from -stable.

While the CFLAGS part of it is still _technically_ valid without Rust,
it turns out it triggers a bug in gcc <11, so is probably best
avoided. See:
- https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99652
- https://lore.kernel.org/linux-um/20230318041555.4192172-1-davidgow@google.com/

Cheers,
-- David



>
> Best regards,
>                                                                 Pavel
> --
> DENX Software Engineering GmbH,      Managing Director: Wolfgang Denk
> HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany

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