Hi Michal,

[auto build test ERROR on mmotm/master]
[also build test ERROR on v4.10-rc1 next-20161224]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]

url:    https://github.com/0day-ci/linux/commits/Michal-Hocko/mm-vmscan-consider-eligible-zones-in-get_scan_count/20161228-000917
base:   git://git.cmpxchg.org/linux-mmotm.git master
config: i386-tinyconfig (attached as .config)
compiler: gcc-6 (Debian 6.2.0-3) 6.2.0 20160901
reproduce:
        # save the attached .config to linux build tree
        make ARCH=i386 

All errors (new ones prefixed by >>):

   mm/vmscan.c: In function 'lruvec_lru_size_zone_idx':
>> mm/vmscan.c:264:10: error: implicit declaration of function 'lruvec_zone_lru_size' [-Werror=implicit-function-declaration]
      size = lruvec_zone_lru_size(lruvec, lru, zid);
             ^~~~~~~~~~~~~~~~~~~~
   cc1: some warnings being treated as errors

vim +/lruvec_zone_lru_size +264 mm/vmscan.c

   258			struct zone *zone = &pgdat->node_zones[zid];
   259			unsigned long size;
   260	
   261			if (!managed_zone(zone))
   262				continue;
   263	
 > 264			size = lruvec_zone_lru_size(lruvec, lru, zid);
   265			lru_size -= min(size, lru_size);
   266		}
   267	

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