linux-kernel - Re: [PATCH] LoongArch: Fix memsection size

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Message-ID: <202210271000.QyjJmlES-lkp@intel.com>
Date:   Thu, 27 Oct 2022 10:56:15 +0800
From:   kernel test robot <lkp@...el.com>
To:     Jianmin Lv <lvjianmin@...ngson.cn>,
        Huacai Chen <chenhuacai@...nel.org>,
        WANG Xuerui <kernel@...0n.name>
Cc:     oe-kbuild-all@...ts.linux.dev, linux-kernel@...r.kernel.org,
        loongarch@...ts.linux.dev
Subject: Re: [PATCH] LoongArch: Fix memsection size

Hi Jianmin,

Thank you for the patch! Perhaps something to improve:

[auto build test WARNING on linus/master]
[also build test WARNING on v6.1-rc2 next-20221026]
[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/Jianmin-Lv/LoongArch-Fix-memsection-size/20221026-155924
patch link:    https://lore.kernel.org/r/20221026075638.9396-1-lvjianmin%40loongson.cn
patch subject: [PATCH] LoongArch: Fix memsection size
config: loongarch-defconfig
compiler: loongarch64-linux-gcc (GCC) 12.1.0
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/intel-lab-lkp/linux/commit/6f7453a9afb01ac06032833503f47f335a2623f9
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Jianmin-Lv/LoongArch-Fix-memsection-size/20221026-155924
        git checkout 6f7453a9afb01ac06032833503f47f335a2623f9
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=loongarch SHELL=/bin/bash

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

All warnings (new ones prefixed by >>):

>> mm/memory.c:95:2: warning: #warning Unfortunate NUMA and NUMA Balancing config, growing page-frame for last_cpupid. [-Wcpp]
      95 | #warning Unfortunate NUMA and NUMA Balancing config, growing page-frame for last_cpupid.
         |  ^~~~~~~


vim +95 mm/memory.c

42b7772812d15b Jan Beulich    2008-07-23  93  
af27d9403f5b80 Arnd Bergmann  2018-02-16  94  #if defined(LAST_CPUPID_NOT_IN_PAGE_FLAGS) && !defined(CONFIG_COMPILE_TEST)
90572890d20252 Peter Zijlstra 2013-10-07 @95  #warning Unfortunate NUMA and NUMA Balancing config, growing page-frame for last_cpupid.
75980e97daccfc Peter Zijlstra 2013-02-22  96  #endif
75980e97daccfc Peter Zijlstra 2013-02-22  97  

-- 
0-DAY CI Kernel Test Service
https://01.org/lkp

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