linux-kernel - Re: arm-linux-gnueabi-ld: warning: orphan section `__cpuidle_method_of_table' from `arch/arm/mach-omap2/pm33xx-core.o' being placed in section `__cpuidle_method_of

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Message-ID: <20210511140712.GA24463@lpieralisi>
Date:   Tue, 11 May 2021 15:07:12 +0100
From:   Lorenzo Pieralisi <lorenzo.pieralisi@....com>
To:     Nick Desaulniers <ndesaulniers@...gle.com>
Cc:     Kees Cook <keescook@...omium.org>,
        Daniel Lezcano <daniel.lezcano@...aro.org>,
        kbuild-all@...ts.01.org, LKML <linux-kernel@...r.kernel.org>,
        Ingo Molnar <mingo@...nel.org>,
        kernel test robot <lkp@...el.com>,
        clang-built-linux <clang-built-linux@...glegroups.com>,
        khilman@...nel.org, robherring2@...il.com,
        Catalin Marinas <catalin.marinas@....com>
Subject: Re: arm-linux-gnueabi-ld: warning: orphan section
 `__cpuidle_method_of_table' from `arch/arm/mach-omap2/pm33xx-core.o' being
 placed in section `__cpuidle_method_of_table'

On Thu, May 06, 2021 at 12:09:46PM -0700, Nick Desaulniers wrote:
> + folks from commit 449e056c76cc ("ARM: cpuidle: Add a cpuidle ops
> structure to be used for DT")

Hi Nick,

I thought this patch was meant to be merged upstream to fix it:

https://lore.kernel.org/linux-arm-kernel/20201230155506.1085689-1-arnd@kernel.org

I can add a review tag to it but I don't think that's necessary, just
let me know please.

Thanks,
Lorenzo

> On Thu, May 6, 2021 at 12:05 PM Nick Desaulniers
> <ndesaulniers@...gle.com> wrote:
> >
> > On Fri, Apr 30, 2021 at 5:11 PM kernel test robot <lkp@...el.com> wrote:
> > >
> > > Hi Kees,
> > >
> > > FYI, the error/warning still remains.
> > >
> > > tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
> > > head:   65ec0a7d24913b146cd1500d759b8c340319d55e
> > > commit: 5a17850e251a55bba6d65aefbfeacfa9888cd2cd arm/build: Warn on orphan section placement
> > > date:   8 months ago
> > > config: arm-randconfig-r024-20210501 (attached as .config)
> > > compiler: arm-linux-gnueabi-gcc (GCC) 9.3.0
> > > reproduce (this is a W=1 build):
> > >         wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
> > >         chmod +x ~/bin/make.cross
> > >         # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=5a17850e251a55bba6d65aefbfeacfa9888cd2cd
> > >         git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
> > >         git fetch --no-tags linus master
> > >         git checkout 5a17850e251a55bba6d65aefbfeacfa9888cd2cd
> > >         # save the attached .config to linux build tree
> > >         COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross W=1 ARCH=arm
> > >
> > > If you fix the issue, kindly add following tag as appropriate
> > > Reported-by: kernel test robot <lkp@...el.com>
> > >
> > > All warnings (new ones prefixed by >>):
> > >
> > > >> arm-linux-gnueabi-ld: warning: orphan section `__cpuidle_method_of_table' from `arch/arm/mach-omap2/pm33xx-core.o' being placed in section `__cpuidle_method_of_table'
> > > >> arm-linux-gnueabi-ld: warning: orphan section `__cpuidle_method_of_table' from `arch/arm/mach-omap2/pm33xx-core.o' being placed in section `__cpuidle_method_of_table'
> > > >> arm-linux-gnueabi-ld: warning: orphan section `__cpuidle_method_of_table' from `arch/arm/mach-omap2/pm33xx-core.o' being placed in section `__cpuidle_method_of_table'
> >
> > Filed: https://github.com/ClangBuiltLinux/linux/issues/1372 (though
> > this isn't specific to clang).
> > --
> > Thanks,
> > ~Nick Desaulniers
> 
> 
> 
> -- 
> Thanks,
> ~Nick Desaulniers