Date:   Sat, 11 Mar 2023 03:07:32 +0800
From:   kernel test robot <lkp@intel.com>
To:     Yangtao Li <frank.li@vivo.com>, tytso@mit.edu,
        adilger.kernel@dilger.ca
Cc:     oe-kbuild-all@lists.linux.dev, linux-ext4@vger.kernel.org,
        linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk,
        Yangtao Li <frank.li@vivo.com>
Subject: Re: [PATCH] ext4: convert to DIV_ROUND_UP() in
 mpage_process_page_bufs()
Message-ID: <202303110211.LXeNm5uw-lkp@intel.com>
References: <20230310060734.8780-1-frank.li@vivo.com>
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
In-Reply-To: <20230310060734.8780-1-frank.li@vivo.com>
Precedence: bulk

Hi Yangtao,

I love your patch! Yet something to improve:

[auto build test ERROR on tytso-ext4/dev]
[also build test ERROR on linus/master v6.3-rc1 next-20230310]
[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/Yangtao-Li/ext4-convert-to-DIV_ROUND_UP-in-mpage_process_page_bufs/20230310-140903
base:   https://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4.git dev
patch link:    https://lore.kernel.org/r/20230310060734.8780-1-frank.li%40vivo.com
patch subject: [PATCH] ext4: convert to DIV_ROUND_UP() in mpage_process_page_bufs()
config: i386-defconfig (https://download.01.org/0day-ci/archive/20230311/202303110211.LXeNm5uw-lkp@intel.com/config)
compiler: gcc-11 (Debian 11.3.0-8) 11.3.0
reproduce (this is a W=1 build):
        # https://github.com/intel-lab-lkp/linux/commit/f4d2db5f59592a5688be6e4d2d3dd6f3f94d4f96
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Yangtao-Li/ext4-convert-to-DIV_ROUND_UP-in-mpage_process_page_bufs/20230310-140903
        git checkout f4d2db5f59592a5688be6e4d2d3dd6f3f94d4f96
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        make W=1 O=build_dir ARCH=i386 olddefconfig
        make W=1 O=build_dir ARCH=i386 SHELL=/bin/bash

If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@intel.com>
| Link: https://lore.kernel.org/oe-kbuild-all/202303110211.LXeNm5uw-lkp@intel.com/

All errors (new ones prefixed by >>):

   ld: fs/ext4/inode.o: in function `mpage_process_page_bufs':
>> inode.c:(.text+0xbda): undefined reference to `__divdi3'

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests