undefined reference to `memcg_bulk_post_charge_hook'

undefined reference to `memcg_bulk_post_charge_hook'

[kernel test robot]

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tree:   https://github.com/0day-ci/linux/commits/UPDATE-20211012-230008/Vasily-Averin/memcg-enable-memory-accounting-in-__alloc_pages_bulk/20211008-172703
head:   2b4ad533abe1afd3ece17453585fd0f57e4fd413
commit: 2b4ad533abe1afd3ece17453585fd0f57e4fd413 memcg: enable memory accounting in __alloc_pages_bulk
date:   2 days ago
config: riscv-randconfig-c024-20211014 (attached as .config)
compiler: riscv32-linux-gcc (GCC) 11.2.0
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/2b4ad533abe1afd3ece17453585fd0f57e4fd413
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review UPDATE-20211012-230008/Vasily-Averin/memcg-enable-memory-accounting-in-__alloc_pages_bulk/20211008-172703
        git checkout 2b4ad533abe1afd3ece17453585fd0f57e4fd413
        # save the attached .config to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=riscv 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 >>):

   riscv32-linux-ld: mm/page_alloc.o: in function `.L0 ':
   page_alloc.c:(.text+0xd3a4): undefined reference to `memcg_bulk_pre_charge_hook'
   riscv32-linux-ld: mm/page_alloc.o: in function `.L2370':
   page_alloc.c:(.text+0xd4d8): undefined reference to `memcg_bulk_charge_hook'
   riscv32-linux-ld: mm/page_alloc.o: in function `.L0 ':
   page_alloc.c:(.text+0xd608): undefined reference to `memcg_bulk_post_charge_hook'
   riscv32-linux-ld: mm/page_alloc.o: in function `__alloc_pages':
>> (.text+0xd6a4): undefined reference to `memcg_bulk_post_charge_hook'

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

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