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Date:   Mon, 21 Feb 2022 05:53:43 +0800
From:   kernel test robot <lkp@intel.com>
To:     Olivier Langlois <olivier@trillion01.com>,
        Jens Axboe <axboe@kernel.dk>
Cc:     kbuild-all@lists.01.org, Pavel Begunkov <asml.silence@gmail.com>,
        Hao Xu <haoxu@linux.alibaba.com>,
        io-uring <io-uring@vger.kernel.org>,
        linux-kernel <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH v1] io_uring: Add support for napi_busy_poll
Message-ID: <202202210549.F7sXEkKs-lkp@intel.com>
References: <d11e31bd59c75b2cce994dd90a07e769d4e039db.1645257310.git.olivier@trillion01.com>
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In-Reply-To: <d11e31bd59c75b2cce994dd90a07e769d4e039db.1645257310.git.olivier@trillion01.com>
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Hi Olivier,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on linus/master]
[also build test ERROR on v5.17-rc4]
[cannot apply to next-20220217]
[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/Olivier-Langlois/io_uring-Add-support-for-napi_busy_poll/20220220-190634
base:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 4f12b742eb2b3a850ac8be7dc4ed52976fc6cb0b
config: riscv-randconfig-r042-20220220 (https://download.01.org/0day-ci/archive/20220221/202202210549.F7sXEkKs-lkp@intel.com/config)
compiler: riscv32-linux-gcc (GCC) 11.2.0
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/ad36ae938f354b0cd3b38716572385f710accdb0
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Olivier-Langlois/io_uring-Add-support-for-napi_busy_poll/20220220-190634
        git checkout ad36ae938f354b0cd3b38716572385f710accdb0
        # save the config file to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=riscv 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 >>):

   riscv32-linux-ld: fs/io_uring.o: in function `.L0 ':
>> io_uring.c:(.text+0x8d04): undefined reference to `__divdi3'

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