linux-kernel - Re: [PATCH v2] ARM: sunxi: do not select COMMON

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-ID: <CAJKOXPdnOSYZ425FEStjBcd71NTycYDVXmH4e3aq4+wa=kbdyQ@mail.gmail.com>
Date:   Wed, 18 Nov 2020 21:11:37 +0100
From:   Krzysztof Kozlowski <krzk@...nel.org>
To:     Maxime Ripard <maxime@...no.tech>
Cc:     Liam Girdwood <lgirdwood@...il.com>,
        Mark Brown <broonie@...nel.org>,
        Jaroslav Kysela <perex@...ex.cz>,
        Takashi Iwai <tiwai@...e.com>, Chen-Yu Tsai <wens@...e.org>,
        Jernej Skrabec <jernej.skrabec@...l.net>,
        Samuel Holland <samuel@...lland.org>,
        alsa-devel@...a-project.org, linux-arm-kernel@...ts.infradead.org,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2] ARM: sunxi: do not select COMMON_CLK to fix builds

On Wed, 18 Nov 2020 at 16:38, Maxime Ripard <maxime@...no.tech> wrote:
>
> On Tue, Nov 17, 2020 at 07:23:10PM +0100, Krzysztof Kozlowski wrote:
> > COMMON_CLK is a user-selectable option with its own dependencies.  The
> > most important dependency is !HAVE_LEGACY_CLK.  User-selectable drivers
> > should not select COMMON_CLK because they will create a dependency cycle
> > and build failures.  For example on MIPS a configuration with COMMON_CLK
> > (selected by SND_SUN8I_CODEC) and HAVE_LEGACY_CLK (selected by
> > SOC_RT305X) is possible:
> >
> >   WARNING: unmet direct dependencies detected for COMMON_CLK
> >     Depends on [n]: !HAVE_LEGACY_CLK [=y]
> >     Selected by [y]:
> >     - SND_SUN8I_CODEC [=y] && SOUND [=y] && !UML && SND [=y] && SND_SOC [=y] &&
> >       (ARCH_SUNXI || COMPILE_TEST [=y]) && OF [=y] && (MACH_SUN8I || ARM64 && ARCH_SUNXI || COMPILE_TEST [=y])
> >
> >     /usr/bin/mips-linux-gnu-ld: drivers/clk/clk.o: in function `clk_set_rate':
> >     (.text+0xaeb4): multiple definition of `clk_set_rate'; arch/mips/ralink/clk.o:(.text+0x88): first defined here
> >
> > Signed-off-by: Krzysztof Kozlowski <krzk@...nel.org>
> > Reviewed-by: Samuel Holland <samuel@...lland.org>
>
> Acked-by: Maxime Ripard <mripard@...nel.org>
>
> however, I'm not sure the prefix is the one Mark would expect?

Good point, I'll fix it in v3.

Best regards,
Krzysztof