Re: [PATCH v2] mm/memcg: support control THP behaviour in cgroup

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

Hi,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on akpm-mm/mm-everything]
[also build test ERROR on linux/master linus/master v5.18-rc5 next-20220506]
[cannot apply to hnaz-mm/master]
[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/intel-lab-lkp/linux/commits/cgel-zte-gmail-com/mm-memcg-support-control-THP-behaviour-in-cgroup/20220506-112100
base:   https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-everything
config: s390-randconfig-r013-20220505 (https://download.01.org/0day-ci/archive/20220506/202205062206.5pPA18rP-lkp@intel.com/config)
compiler: s390-linux-gcc (GCC) 11.3.0
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/intel-lab-lkp/linux/commit/01b750c350f3c12ca3908e94dc4447041ac9d89b
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review cgel-zte-gmail-com/mm-memcg-support-control-THP-behaviour-in-cgroup/20220506-112100
        git checkout 01b750c350f3c12ca3908e94dc4447041ac9d89b
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.3.0 make.cross W=1 O=build_dir ARCH=s390 SHELL=/bin/bash

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 >>):

   s390-linux-ld: mm/shmem.o: in function `shmem_zero_setup':
   shmem.c:(.text+0x380): undefined reference to `khugepaged_always'
>> s390-linux-ld: shmem.c:(.text+0x3f2): undefined reference to `khugepaged_req_madv'
   s390-linux-ld: mm/huge_memory.o: in function `do_huge_pmd_anonymous_page':
>> huge_memory.c:(.text+0x3d9c): undefined reference to `khugepaged_always'
>> s390-linux-ld: huge_memory.c:(.text+0x3e2a): undefined reference to `khugepaged_req_madv'
   s390-linux-ld: mm/khugepaged.o: in function `set_recommended_min_free_kbytes':
   khugepaged.c:(.text+0x1d06): undefined reference to `khugepaged_enabled'
   s390-linux-ld: mm/khugepaged.o: in function `hugepage_vma_check.part.0':
   khugepaged.c:(.text+0x24c4): undefined reference to `khugepaged_always'
   s390-linux-ld: mm/khugepaged.o: in function `khugepaged_wait_work':
   khugepaged.c:(.text+0x2da8): undefined reference to `khugepaged_enabled'
>> s390-linux-ld: khugepaged.c:(.text+0x2e94): undefined reference to `khugepaged_enabled'
   s390-linux-ld: mm/khugepaged.o: in function `khugepaged_do_scan':
   khugepaged.c:(.text+0x46e8): undefined reference to `khugepaged_enabled'
   s390-linux-ld: khugepaged.c:(.text+0x482a): undefined reference to `khugepaged_enabled'
   s390-linux-ld: mm/khugepaged.o: in function `khugepaged_enter_vma_merge':
   khugepaged.c:(.text+0x4bb2): undefined reference to `khugepaged_always'
>> s390-linux-ld: khugepaged.c:(.text+0x4c1a): undefined reference to `khugepaged_req_madv'
   s390-linux-ld: mm/khugepaged.o: in function `start_stop_khugepaged':
   khugepaged.c:(.text+0x4eb6): undefined reference to `khugepaged_enabled'
   s390-linux-ld: mm/khugepaged.o: in function `khugepaged_min_free_kbytes_update':
   khugepaged.c:(.text+0x5066): undefined reference to `khugepaged_enabled'

-- 
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https://01.org/lkp