netdev - Re: [PATCH net-next 2/2] net: axienet: Use iowrite64 to write all 64b descriptor pointers

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Date:   Tue, 14 Jun 2022 06:54:31 +0800
From:   kernel test robot <lkp@...el.com>
To:     Andy Chiu <andy.chiu@...ive.com>, radhey.shyam.pandey@...inx.com,
        davem@...emloft.net, edumazet@...gle.com, kuba@...nel.org,
        pabeni@...hat.com, michal.simek@...inx.com, netdev@...r.kernel.org
Cc:     llvm@...ts.linux.dev, kbuild-all@...ts.01.org,
        linux-arm-kernel@...ts.infradead.org,
        Andy Chiu <andy.chiu@...ive.com>, Max Hsu <max.hsu@...ive.com>
Subject: Re: [PATCH net-next 2/2] net: axienet: Use iowrite64 to write all
 64b descriptor pointers

Hi Andy,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on net-next/master]

url:    https://github.com/intel-lab-lkp/linux/commits/Andy-Chiu/net-axienet-fix-DMA-Tx-error/20220613-114738
base:   https://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next.git 27f2533bcc6e909b85d3c1b738fa1f203ed8a835
config: x86_64-randconfig-r002-20220613 (https://download.01.org/0day-ci/archive/20220614/202206140650.4x173WyJ-lkp@intel.com/config)
compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project d378268ead93c85803c270277f0243737b536ae7)
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/6c45bbcce325f6c9c907ed0a11ddc13d8026bbcf
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Andy-Chiu/net-axienet-fix-DMA-Tx-error/20220613-114738
        git checkout 6c45bbcce325f6c9c907ed0a11ddc13d8026bbcf
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash

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

All errors (new ones prefixed by >>):

>> ld.lld: error: undefined symbol: iowrite64
   >>> referenced by amd_bus.c
   >>>               vmlinux.o:(axienet_dma_out_addr)

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