[dm-devel] [PATCH v2] dm: allow device-mapper to operate without dax support

[kbuild test robot]

Hi Dan,

[auto build test ERROR on dm/for-next]
[also build test ERROR on v4.13-rc3 next-20170802]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]

url:    https://github.com/0day-ci/linux/commits/Dan-Williams/dm-allow-device-mapper-to-operate-without-dax-support/20170802-155255
base:   https://git.kernel.org/pub/scm/linux/kernel/git/device-mapper/linux-dm.git for-next
config: sh-sdk7786_defconfig (attached as .config)
compiler: sh4-linux-gnu-gcc (Debian 6.1.1-9) 6.1.1 20160705
reproduce:
        wget https://raw.githubusercontent.com/01org/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # save the attached .config to linux build tree
        make.cross ARCH=sh 

All errors (new ones prefixed by >>):

   drivers/md/dm-table.o: In function `device_dax_write_cache_enabled':
   dm-table.c:(.text+0xab4): undefined reference to `dax_write_cache_enabled'
   drivers/md/dm-table.o: In function `dm_table_set_restrictions':
>> (.text+0x23d0): undefined reference to `dax_write_cache'

---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation
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