Re: [PATCH v12 7/7] kasan: don't run tests in async mode

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

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Hi Vincenzo,

I love your patch! Yet something to improve:

[auto build test ERROR on next-20210125]
[cannot apply to arm64/for-next/core xlnx/master arm/for-next soc/for-next kvmarm/next linus/master hnaz-linux-mm/master v5.11-rc6 v5.11-rc5 v5.11-rc4 v5.11-rc6]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]

url:    https://github.com/0day-ci/linux/commits/Vincenzo-Frascino/arm64-ARMv8-5-A-MTE-Add-async-mode-support/20210209-080907
base:    59fa6a163ffabc1bf25c5e0e33899e268a96d3cc
config: powerpc64-randconfig-r033-20210209 (attached as .config)
compiler: powerpc-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
        # https://github.com/0day-ci/linux/commit/53907a0b15724b414ddd9201356f92e09571ef90
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Vincenzo-Frascino/arm64-ARMv8-5-A-MTE-Add-async-mode-support/20210209-080907
        git checkout 53907a0b15724b414ddd9201356f92e09571ef90
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=powerpc64 

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 >>):

   powerpc-linux-ld: lib/test_kasan.o: in function `kasan_test_init':
   test_kasan.c:(.text+0x849a): undefined reference to `kasan_flag_async'
>> powerpc-linux-ld: test_kasan.c:(.text+0x84a2): undefined reference to `kasan_flag_async'
   powerpc-linux-ld: test_kasan.c:(.text+0x84e2): undefined reference to `kasan_flag_async'

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

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