linux-kernel - Re: [PATCHv2 1/2] mm: eliminate ifdef of HAVE_IOREMAP

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Date:   Wed, 22 Jun 2022 12:13:12 +0800
From:   kernel test robot <lkp@...el.com>
To:     Wang Wenhu <wenhu.wang@...mail.com>, gregkh@...uxfoundation.org,
        arnd@...db.de, hao.wu@...el.com, trix@...hat.com, mdf@...nel.org,
        yilun.xu@...el.com, bhelgaas@...gle.com, akpm@...ux-foundation.org,
        linux-fpga@...r.kernel.org, linux-pci@...r.kernel.org,
        linux-mm@...ck.org
Cc:     kbuild-all@...ts.01.org, christophe.leroy@...roup.eu,
        linux-kernel@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org,
        mpe@...erman.id.au, wenhu.wang@...mail.com
Subject: Re: [PATCHv2 1/2] mm: eliminate ifdef of HAVE_IOREMAP_PROT in .c
 files

Hi Wang,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on akpm-mm/mm-everything]

url:    https://github.com/intel-lab-lkp/linux/commits/Wang-Wenhu/mm-eliminate-ifdef-of-HAVE_IOREMAP_PROT-in-c-files/20220615-140135
base:   https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-everything
config: m68k-buildonly-randconfig-r001-20220622 (https://download.01.org/0day-ci/archive/20220622/202206221102.w7hylFXN-lkp@intel.com/config)
compiler: m68k-linux-gcc (GCC) 11.3.0
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/b20efcc877829b6f416cf111bd5ad2b13a0cd08e
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Wang-Wenhu/mm-eliminate-ifdef-of-HAVE_IOREMAP_PROT-in-c-files/20220615-140135
        git checkout b20efcc877829b6f416cf111bd5ad2b13a0cd08e
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.3.0 make.cross W=1 O=build_dir ARCH=m68k 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 >>):

>> m68k-linux-ld: drivers/char/mem.o:(.rodata+0x37c): undefined reference to `generic_access_phys'

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