Re: [RFC 2/2] Track io_ticks at microsecond granularity.

[kernel test robot <lkp@intel.com>]

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Hi Josh,

[FYI, it's a private test report for your RFC patch.]
[auto build test ERROR on block/for-next]
[cannot apply to linux/master v5.7]
[if your patch is applied to the wrong git tree, please drop us a note to help
improve the system. BTW, we also suggest to use '--base' option to specify the
base tree in git format-patch, please see https://stackoverflow.com/a/37406982]

url:    https://github.com/0day-ci/linux/commits/Josh-Snyder/Increase-accuracy-and-precision-of-sampled-io_ticks/20200609-120933
base:   https://git.kernel.org/pub/scm/linux/kernel/git/axboe/linux-block.git for-next
config: csky-defconfig (attached as .config)
compiler: csky-linux-gcc (GCC) 9.3.0
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
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=csky 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>

All errors (new ones prefixed by >>, old ones prefixed by <<):

csky-linux-ld: block/blk-core.o: in function `update_io_ticks.isra.0':
blk-core.c:(.text+0x870): undefined reference to `wrong_size_cmpxchg'
>> csky-linux-ld: blk-core.c:(.text+0x890): undefined reference to `wrong_size_cmpxchg'

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org

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