linux-kernel - Re: [PATCH v3 28/28] mfd: intel-lpss: Remove #ifdef guards for PM related functions

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Message-ID: <Y1/tMMEVA5inNyw/@google.com>
Date:   Mon, 31 Oct 2022 15:43:44 +0000
From:   Lee Jones <lee@...nel.org>
To:     Paul Cercueil <paul@...pouillou.net>
Cc:     Nathan Chancellor <nathan@...nel.org>,
        kernel test robot <lkp@...el.com>, llvm@...ts.linux.dev,
        kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3 28/28] mfd: intel-lpss: Remove #ifdef guards for PM
 related functions

On Mon, 31 Oct 2022, Paul Cercueil wrote:

> Hi,
> 
> Le lun. 31 oct. 2022 à 08:03:25 -0700, Nathan Chancellor <nathan@...nel.org>
> a écrit :
> > On Mon, Oct 31, 2022 at 02:59:37PM +0000, Lee Jones wrote:
> > >  On Sun, 23 Oct 2022, kernel test robot wrote:
> > > 
> > >  > Hi Paul,
> > >  >
> > >  > I love your patch! Yet something to improve:
> > >  >
> > >  > [auto build test ERROR on lee-mfd/for-mfd-next]
> > >  > [also build test ERROR on linus/master v6.1-rc1 next-20221021]
> > >  > [If your patch is applied to the wrong git tree, kindly drop us a
> > > note.
> > >  > And when submitting patch, we suggest to use '--base' as
> > > documented in
> > >  > https://git-scm.com/docs/git-format-patch#_base_tree_information]
> > >  >
> > >  > url:    https://github.com/intel-lab-lkp/linux/commits/Paul-Cercueil/mfd-Remove-ifdef-guards-for-PM-functions/20221023-175612
> > >  > base:
> > > https://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd.git
> > > for-mfd-next
> > >  > patch link:
> > > https://lore.kernel.org/r/20221023094852.8035-29-paul%40crapouillou.net
> > >  > patch subject: [PATCH v3 28/28] mfd: intel-lpss: Remove #ifdef
> > > guards for PM related functions
> > >  > config: i386-randconfig-a013
> > >  > compiler: clang version 14.0.6
> > > (https://github.com/llvm/llvm-project
> > > f28c006a5895fc0e329fe15fead81e37457cb1d1)
> > >  > 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://github.com/intel-lab-lkp/linux/commit/873891d1ee1634da028bb74d0e7cfa5d77b2f157
> > >  >         git remote add linux-review
> > > https://github.com/intel-lab-lkp/linux
> > >  >         git fetch --no-tags linux-review
> > > Paul-Cercueil/mfd-Remove-ifdef-guards-for-PM-functions/20221023-175612
> > >  >         git checkout 873891d1ee1634da028bb74d0e7cfa5d77b2f157
> > >  >         # save the config file
> > >  >         mkdir build_dir && cp config build_dir/.config
> > >  >         COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang
> > > make.cross W=1 O=build_dir ARCH=i386 SHELL=/bin/bash drivers/mfd/
> > >  >
> > >  > If you fix the issue, kindly add following tag where applicable
> > >  > | Reported-by: kernel test robot <lkp@...el.com>
> > >  >
> > >  > All errors (new ones prefixed by >>):
> > >  >
> > >  > >> drivers/mfd/intel-lpss-pci.c:75:8: error: type specifier
> > > missing, defaults to 'int' [-Werror,-Wimplicit-int]
> > >  >    static INTEL_LPSS_PM_OPS(intel_lpss_pci_pm_ops);
> > >  >    ~~~~~~ ^
> > >  > >> drivers/mfd/intel-lpss-pci.c:75:26: error: a parameter list
> > > without types is only allowed in a function definition
> > >  >    static INTEL_LPSS_PM_OPS(intel_lpss_pci_pm_ops);
> > >  >                             ^
> > >  >    2 errors generated.
> > > 
> > >  Is this a valid error?
> > 
> > Yes, because this change removes the definition of INTEL_LPSS_PM_OPS in
> > intel-lpss.h.
> 
> The "static INTEL_LPSS_PM_OPS(intel_lpss_pci_pm_ops)" is dead code; just
> removing this line should be enough to make it work.
> 
> I'll V2 when I find some time.

Thanks.

I'll put this set on hold for v2.

-- 
Lee Jones [李琼斯]