Re: [PATCH v2 13/46] hugetlb: add hugetlb_hgm_walk and hugetlb_walk_step

[kernel test robot]

Hi James,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on next-20230217]
[cannot apply to kvm/queue shuah-kselftest/next shuah-kselftest/fixes arnd-asm-generic/master linus/master kvm/linux-next v6.2-rc8 v6.2-rc7 v6.2-rc6 v6.2-rc8]
[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#_base_tree_information]

url:    https://github.com/intel-lab-lkp/linux/commits/James-Houghton/hugetlb-don-t-set-PageUptodate-for-UFFDIO_CONTINUE/20230218-083216
patch link:    https://lore.kernel.org/r/20230218002819.1486479-14-jthoughton%40google.com
patch subject: [PATCH v2 13/46] hugetlb: add hugetlb_hgm_walk and hugetlb_walk_step
config: loongarch-allyesconfig (https://download.01.org/0day-ci/archive/20230218/202302181558.6o0zw4Cl-lkp@xxxxxxxxx/config)
compiler: loongarch64-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://github.com/intel-lab-lkp/linux/commit/7e55fe945a1b5f042746277050390bdeba9e22d2
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review James-Houghton/hugetlb-don-t-set-PageUptodate-for-UFFDIO_CONTINUE/20230218-083216
        git checkout 7e55fe945a1b5f042746277050390bdeba9e22d2
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=loongarch olddefconfig
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=loongarch SHELL=/bin/bash

If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@xxxxxxxxx>
| Link: https://lore.kernel.org/oe-kbuild-all/202302181558.6o0zw4Cl-lkp@xxxxxxxxx/

All errors (new ones prefixed by >>):

   loongarch64-linux-ld: mm/hugetlb.o: in function `.L142':
>> hugetlb.c:(.text+0x9ec): undefined reference to `hugetlb_walk_step'

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests