linux-kernel - Re: [PATCH 03/13] arm: Kconfig.debug: drop reference to removed ARCH

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Message-ID: <CAKXUXMwBsDY_onmEztvrfS6Q3k_0YH8gQGLm9zcM2Ge--kcG6A@mail.gmail.com>
Date:   Tue, 2 Nov 2021 08:55:09 +0100
From:   Lukas Bulwahn <lukas.bulwahn@...il.com>
To:     Arnd Bergmann <arnd@...db.de>
Cc:     Russell King <linux@...linux.org.uk>,
        Shawn Guo <shawnguo@...nel.org>,
        Sascha Hauer <s.hauer@...gutronix.de>,
        Pengutronix Kernel Team <kernel@...gutronix.de>,
        Fabio Estevam <festevam@...il.com>,
        Sekhar Nori <nsekhar@...com>,
        Bartosz Golaszewski <brgl@...ev.pl>,
        Linus Walleij <linusw@...nel.org>,
        Imre Kaloz <kaloz@...nwrt.org>,
        Krzysztof Halasa <khalasa@...p.pl>,
        Avi Fishman <avifishman70@...il.com>,
        Tomer Maimon <tmaimon77@...il.com>,
        Tali Perry <tali.perry1@...il.com>,
        Patrick Venture <venture@...gle.com>,
        Nancy Yuen <yuenn@...gle.com>,
        Benjamin Fair <benjaminfair@...gle.com>,
        Dinh Nguyen <dinguyen@...nel.org>,
        Linux ARM <linux-arm-kernel@...ts.infradead.org>,
        OpenBMC Maillist <openbmc@...ts.ozlabs.org>,
        kernel-janitors <kernel-janitors@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 03/13] arm: Kconfig.debug: drop reference to removed ARCH_MSM

On Thu, Oct 28, 2021 at 4:42 PM Arnd Bergmann <arnd@...db.de> wrote:
>
> On Thu, Oct 28, 2021 at 4:19 PM Lukas Bulwahn <lukas.bulwahn@...il.com> wrote:
> >
> > Commit c0c89fafa289 ("ARM: Remove mach-msm and associated ARM architecture
> > code") removes the definition of the config ARCH_MSM. Since then, the
> > reference to ARCH_MSM in the dependencies of UNCOMPRESS_INCLUDE in
> > Kconfig.debug is dead.
> >
> > Fortunately, ./scripts/checkkconfigsymbols.py warns:
> >
> > ARCH_MSM
> > Referencing files: arch/arm/Kconfig.debug
> >
> > Drop the dependency on this removed config.
> >
> > Signed-off-by: Lukas Bulwahn <lukas.bulwahn@...il.com>
> > ---
> >  arch/arm/Kconfig.debug | 2 +-
> >  1 file changed, 1 insertion(+), 1 deletion(-)
> >
> > diff --git a/arch/arm/Kconfig.debug b/arch/arm/Kconfig.debug
> > index 83484564b1d9..87aa6e92ee6e 100644
> > --- a/arch/arm/Kconfig.debug
> > +++ b/arch/arm/Kconfig.debug
> > @@ -1886,7 +1886,7 @@ config DEBUG_UNCOMPRESS
> >
> >  config UNCOMPRESS_INCLUDE
> >         string
> > -       default "debug/uncompress.h" if ARCH_MULTIPLATFORM || ARCH_MSM || \
> > +       default "debug/uncompress.h" if ARCH_MULTIPLATFORM || \
> >                                         PLAT_SAMSUNG || ARM_SINGLE_ARMV7M
>
> The PLAT_SAMSUNG reference is also misplaced here, I think you just want
> ARCH_S3C24XX instead, since the other samsung ones already require
> ARCH_MULTIPLATFORM.
>

Agree. I can clean up (or better stated: optimize) the dependencies
further in such a way. But that config dependency optimization goes
beyond just removing dead symbols and deserves to be its own patch.
Patch will follow later this week.

Lukas