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From: =?UTF-8?B?RGFuaWVsIETDrWF6?= <daniel.diaz@linaro.org>
Date: Mon, 25 Mar 2024 09:20:48 -0600
Message-ID: <CAEUSe78F1Ab0ZWE+ZcE5=1HgZ+GFiDJKL=DmKUWwcdWOr4yFHA@mail.gmail.com>
Subject: Re: [PATCH 5.10 00/73] 5.10.213-rc1 review
To: Sasha Levin <sashal@kernel.org>, linux-kernel@vger.kernel.org, stable@vger.kernel.org
Cc: torvalds@linux-foundation.org, akpm@linux-foundation.org, 
	linux@roeck-us.net, shuah@kernel.org, patches@kernelci.org, 
	lkft-triage@lists.linaro.org, pavel@denx.de, tzimmermann@suse.de
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On Mon, 25 Mar 2024 at 00:55, Daniel D=C3=ADaz <daniel.diaz@linaro.org> wro=
te:
> Hello!
>
> On 13/03/24 10:45 a. m., Sasha Levin wrote:
> > This is the start of the stable review cycle for the 5.10.213 release.
> > There are 73 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.
> >
> > Responses should be made by Fri Mar 15 04:46:39 PM UTC 2024.
> > Anything received after that time might be too late.
> >
> > The whole patch series can be found in one patch at:
> >          https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-s=
table-rc.git/patch/?id=3Dlinux-5.10.y&id2=3Dv5.10.212
> > or in the git tree and branch at:
> >          git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-sta=
ble-rc.git linux-5.10.y
> > and the diffstat can be found below.
> >
> > Thanks,
> > Sasha
>
> We're seeing regressions while building PowerPC with GCC 8 and 12 with pp=
c6xx_defconfig:
>
> -----8<-----
>    /builds/linux/drivers/macintosh/via-pmu-backlight.c:22:20: error: 'FB_=
BACKLIGHT_LEVELS' undeclared here (not in a function)
>       22 | static u8 bl_curve[FB_BACKLIGHT_LEVELS];
>          |                    ^~~~~~~~~~~~~~~~~~~
>    In file included from /builds/linux/include/linux/kernel.h:15,
>                     from /builds/linux/include/asm-generic/bug.h:20,
>                     from /builds/linux/arch/powerpc/include/asm/bug.h:109=
,
>                     from /builds/linux/include/linux/bug.h:5,
>                     from /builds/linux/include/linux/thread_info.h:12,
>                     from /builds/linux/arch/powerpc/include/asm/ptrace.h:=
264,
>                     from /builds/linux/drivers/macintosh/via-pmu-backligh=
t.c:11:
> ----->8-----
>
> Bisection points to:
>
>    commit ee550f669e91c4cb0c884f38aa915497bc201585
>    Author: Thomas Zimmermann <tzimmermann@suse.de>
>    Date:   Wed Mar 6 13:28:20 2024 +0100
>        arch/powerpc: Remove <linux/fb.h> from backlight code
>
>
> Reverting that commit made the build pass again.
>
> Reproducer:
>
>    tuxmake --runtime podman --target-arch powerpc --toolchain gcc-12 --kc=
onfig ppc6xx_defconfig
>
> Reported-by: Linux Kernel Functional Testing <lkft@linaro.org>
>
>
> Greetings!
>
> Daniel D=C3=ADaz
> daniel.diaz@linaro.org

Apologies for replying to the wrong email here -- it should have been
for 5.10.214-rc1. Naresh took care of relaying the information to the
right place.

--=20
ddiaz