Date:   Fri, 17 Dec 2021 02:21:26 +0800
From:   kernel test robot <lkp@intel.com>
To:     Qi Zheng <zhengqi.arch@bytedance.com>, akpm@linux-foundation.org,
        gregkh@linuxfoundation.org, rafael@kernel.org
Cc:     llvm@lists.linux.dev, kbuild-all@lists.01.org, linux-mm@kvack.org,
        linux-kernel@vger.kernel.org, songmuchun@bytedance.com,
        Qi Zheng <zhengqi.arch@bytedance.com>
Subject: Re: [PATCH 2/2] mm: reimplement si_mem_available()
Message-ID: <202112170216.SkyvfZzv-lkp@intel.com>
References: <20211216124655.32247-3-zhengqi.arch@bytedance.com>
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In-Reply-To: <20211216124655.32247-3-zhengqi.arch@bytedance.com>
User-Agent: Mutt/1.10.1 (2018-07-13)
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Hi Qi,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on hnaz-mm/master]
[also build test ERROR on driver-core/driver-core-testing linux/master linus/master v5.16-rc5 next-20211215]
[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/Qi-Zheng/add-MemAvailable-to-per-node-meminfo/20211216-204828
base:   https://github.com/hnaz/linux-mm master
config: hexagon-randconfig-r045-20211216 (https://download.01.org/0day-ci/archive/20211217/202112170216.SkyvfZzv-lkp@intel.com/config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project dd245bab9fbb364faa1581e4f92ba3119a872fba)
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/7980664f23d619d15a3931fe1ab7d1dbafad7c88
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Qi-Zheng/add-MemAvailable-to-per-node-meminfo/20211216-204828
        git checkout 7980664f23d619d15a3931fe1ab7d1dbafad7c88
        # save the config file to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=hexagon SHELL=/bin/bash

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

All errors (new ones prefixed by >>):

>> ld.lld: error: undefined symbol: si_meminfo_node
   >>> referenced by page_alloc.c
   >>>               page_alloc.o:(si_mem_available) in archive mm/built-in.a
   >>> referenced by page_alloc.c
   >>>               page_alloc.o:(si_mem_available) in archive mm/built-in.a

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