linux-kernel - Re: [PATCH] powerpc: Make some symbols static

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Date:   Thu, 8 Apr 2021 00:57:15 +0800
From:   kernel test robot <lkp@...el.com>
To:     Yu Kuai <yukuai3@...wei.com>, mpe@...erman.id.au
Cc:     kbuild-all@...ts.01.org, yukuai3@...wei.com,
        linuxppc-dev@...ts.ozlabs.org, linux-kernel@...r.kernel.org,
        yi.zhang@...wei.com
Subject: Re: [PATCH] powerpc: Make some symbols static

Hi Yu,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on powerpc/next]
[also build test ERROR on v5.12-rc6 next-20210407]
[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]

url:    https://github.com/0day-ci/linux/commits/Yu-Kuai/powerpc-Make-some-symbols-static/20210407-205258
base:   https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git next
config: powerpc64-defconfig (attached as .config)
compiler: powerpc64-linux-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://github.com/0day-ci/linux/commit/7c0f3f68006b9b42ce944b02a2059128cc5826ec
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Yu-Kuai/powerpc-Make-some-symbols-static/20210407-205258
        git checkout 7c0f3f68006b9b42ce944b02a2059128cc5826ec
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=powerpc64 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>

All errors (new ones prefixed by >>):

>> arch/powerpc/kernel/btext.c:49:12: error: 'force_printk_to_btext' defined but not used [-Werror=unused-variable]
      49 | static int force_printk_to_btext;
         |            ^~~~~~~~~~~~~~~~~~~~~
   cc1: all warnings being treated as errors


vim +/force_printk_to_btext +49 arch/powerpc/kernel/btext.c

    47	
    48	static int boot_text_mapped __force_data;
  > 49	static int force_printk_to_btext;
    50	

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

Download attachment ".config.gz" of type "application/gzip" (26728 bytes)