[dm-devel] [PATCH] dm: enable opt-out of device-mapper dax support

[kbuild test robot]

Hi Dan,

[auto build test ERROR on dm/for-next]
[also build test ERROR on v4.13-rc3 next-20170801]
[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-enable-opt-out-of-device-mapper-dax-support/20170802-063827
base:   https://git.kernel.org/pub/scm/linux/kernel/git/device-mapper/linux-dm.git for-next
config: sparc64-defconfig (attached as .config)
compiler: sparc64-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=sparc64 

All errors (new ones prefixed by >>):

>> ERROR: "dax_write_cache" [drivers/md/dm-mod.ko] undefined!
>> ERROR: "dax_write_cache_enabled" [drivers/md/dm-mod.ko] undefined!

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