Re: [PATCH v1 10/11] mm: migrate: move_pages() supports thp migration

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Hi Naoya,

[auto build test ERROR on v4.5-rc6]
[also build test ERROR on next-20160303]
[cannot apply to tip/x86/core asm-generic/master]
[if your patch is applied to the wrong git tree, please drop us a note to help improving the system]

url:    https://github.com/0day-ci/linux/commits/Naoya-Horiguchi/mm-page-migration-enhancement-for-thp/20160303-154610
config: ia64-allmodconfig (attached as .config)
reproduce:
        wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # save the attached .config to linux build tree
        make.cross ARCH=ia64 

Note: the linux-review/Naoya-Horiguchi/mm-page-migration-enhancement-for-thp/20160303-154610 HEAD a0e4b096d1324d23aed454a230d4d31b99b92ae7 builds fine.
      It only hurts bisectibility.

All errors (new ones prefixed by >>):

   mm/migrate.c: In function 'new_page_node':
>> mm/migrate.c:1245:3: error: implicit declaration of function 'prep_transhuge_page' [-Werror=implicit-function-declaration]
      prep_transhuge_page(thp);
      ^
   cc1: some warnings being treated as errors

vim +/prep_transhuge_page +1245 mm/migrate.c

  1239	
  1240			thp = alloc_pages_node(pm->node,
  1241				(GFP_TRANSHUGE | __GFP_THISNODE) & ~__GFP_RECLAIM,
  1242				HPAGE_PMD_ORDER);
  1243			if (!thp)
  1244				return NULL;
> 1245			prep_transhuge_page(thp);
  1246			return thp;
  1247		} else
  1248			return __alloc_pages_node(pm->node,

---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation

Attachment: .config.gz
Description: Binary data


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