On 09/06/2016 11:41 AM, kbuild test robot wrote:
> Hi Anshuman,
> 
> [auto build test ERROR on mmotm/master]
> [also build test ERROR on v4.8-rc5 next-20160905]
> [if your patch is applied to the wrong git tree, please drop us a note to 
> help improve the system]
> [Suggest to use git(>=2.9.0) format-patch --base=<commit> (or --base=auto for 
> convenience) to record what (public, well-known) commit your patch series was 
> built on]
> [Check https://git-scm.com/docs/git-format-patch for more information]
> 
> url:    
> https://github.com/0day-ci/linux/commits/Anshuman-Khandual/mm-Export-definition-of-zone_names-array-through-mmzone-h/20160906-133749
> base:   git://git.cmpxchg.org/linux-mmotm.git master
> config: x86_64-randconfig-x013-201636 (attached as .config)
> compiler: gcc-6 (Debian 6.1.1-9) 6.1.1 20160705
> reproduce:
>         # save the attached .config to linux build tree
>         make ARCH=x86_64 
> 
> All errors (new ones prefixed by >>):
> 
>    drivers/base/memory.c: In function 'dump_zonelists':
>>> >> drivers/base/memory.c:474:20: error: 'ZONELIST_NOFALLBACK' undeclared 
>>> >> (first use in this function)
>         node_zonelists[ZONELIST_NOFALLBACK]);
>                        ^~~~~~~~~~~~~~~~~~~
>    drivers/base/memory.c:474:20: note: each undeclared identifier is reported 
> only once for each function it appears in
> 
> vim +/ZONELIST_NOFALLBACK +474 drivers/base/memory.c
> 
>    468                                        
> node_zonelists[ZONELIST_FALLBACK]);
>    469                        count += sprintf(buf + count, "[NODE (%d)]\n", 
> node);
>    470                        count += sprintf(buf + count, 
> "\tZONELIST_FALLBACK\n");
>    471                        count += dump_zonelist(buf + count, zonelist);
>    472        
>    473                        zonelist = &(NODE_DATA(node)->
>  > 474                                        
> node_zonelists[ZONELIST_NOFALLBACK]);
>    475                        count += sprintf(buf + count, 
> "\tZONELIST_NOFALLBACK\n");

Missed the fact that ZONELIST_NOFALLBACK is valid only on CONFIG_NUMA
systems. Will fix and resend the patch.

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