[PATCH] UBIFS: Implement ->migratepage()

[kbuild test robot]

Hi Kirill,

[auto build test ERROR on v4.5-rc7]
[also build test ERROR on next-20160316]
[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/Richard-Weinberger/UBIFS-Implement-migratepage/20160317-065742
config: x86_64-allmodconfig (attached as .config)
reproduce:
        # save the attached .config to linux build tree
        make ARCH=x86_64 

All errors (new ones prefixed by >>):

>> ERROR: "migrate_page_move_mapping" [fs/ubifs/ubifs.ko] undefined!
>> ERROR: "migrate_page_copy" [fs/ubifs/ubifs.ko] undefined!

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