linux-kernel - [djbw-nvdimm:libnvdimm-pending 13/17] mapping.c:undefined reference to `dax

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Message-ID: <202209050157.cidXIuy1-lkp@intel.com>
Date:   Mon, 5 Sep 2022 01:51:43 +0800
From:   kernel test robot <lkp@...el.com>
To:     Dan Williams <dan.j.williams@...el.com>
Cc:     kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org
Subject: [djbw-nvdimm:libnvdimm-pending 13/17] mapping.c:undefined reference
 to `dax_flush'

Hi Dan,

FYI, the error/warning was bisected to this commit, please ignore it if it's irrelevant.

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/djbw/nvdimm.git libnvdimm-pending
head:   28533c3555d9f4cc074eb01189343adbaa47b6f5
commit: 1ea5502b1e98f725dfb7d47839ea6ab6dc201e9f [13/17] devdax: Move address_space helpers to the DAX core
config: parisc-buildonly-randconfig-r002-20220904 (https://download.01.org/0day-ci/archive/20220905/202209050157.cidXIuy1-lkp@intel.com/config)
compiler: hppa64-linux-gcc (GCC) 12.1.0
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://git.kernel.org/pub/scm/linux/kernel/git/djbw/nvdimm.git/commit/?id=1ea5502b1e98f725dfb7d47839ea6ab6dc201e9f
        git remote add djbw-nvdimm https://git.kernel.org/pub/scm/linux/kernel/git/djbw/nvdimm.git
        git fetch --no-tags djbw-nvdimm libnvdimm-pending
        git checkout 1ea5502b1e98f725dfb7d47839ea6ab6dc201e9f
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=parisc64 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 >>):

   hppa64-linux-ld: hppa64-linux-ld: DWARF error: could not find abbrev number 2778688810
   drivers/dax/mapping.o: in function `.LC397':
>> mapping.c:(.data.rel.ro+0x4d0): undefined reference to `dax_flush'

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