[linux-next:master 4367/5464] memory.c:undefined reference to `mthp_stats'

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

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head:   4118d9533ff3a5d16efb476a0d00afceecd92cf5
commit: d9130022adbe6e6ab115ae0714417cdaa49d88c7 [4367/5464] mm: add per-order mTHP anon_alloc and anon_alloc_fallback counters
config: sparc64-randconfig-r025-20230724 (https://download.01.org/0day-ci/archive/20240412/202404120101.dAQBAzh3-lkp@intel.com/config)
compiler: sparc64-linux-gcc (GCC) 13.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240412/202404120101.dAQBAzh3-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202404120101.dAQBAzh3-lkp@intel.com/

All errors (new ones prefixed by >>):

   sparc64-linux-ld: mm/memory.o: in function `count_mthp_stat':
>> memory.c:(.text+0xee0): undefined reference to `mthp_stats'
>> sparc64-linux-ld: memory.c:(.text+0xee4): undefined reference to `mthp_stats'
   sparc64-linux-ld: mm/huge_memory.o: in function `count_mthp_stat.constprop.0':
>> huge_memory.c:(.text+0x1778): undefined reference to `mthp_stats'
   sparc64-linux-ld: huge_memory.c:(.text+0x1780): undefined reference to `mthp_stats'

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