Re: [PATCH v13 062/137] mm/migrate: Add folio_migrate_copy()

kernel test robot
2021-07-12T09:04:11Z

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Hi "Matthew,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on linus/master]
[also build test ERROR on v5.14-rc1]
[cannot apply to hnaz-linux-mm/master xfs-linux/for-next tip/perf/core next-20210712]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]

url: https://github.com/0day-ci/linux/commits/Matthew-Wilcox-Oracle/Memory-folios/20210712-122232
base: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git e73f0f0ee7541171d89f2e2491130c7771ba58d3
config: x86_64-randconfig-a016-20210711 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
reproduce (this is a W=1 build):
# https://github.com/0day-ci/linux/commit/77c68764f249872680c6df4fbd6deab13b128b19
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review Matthew-Wilcox-Oracle/Memory-folios/20210712-122232
git checkout 77c68764f249872680c6df4fbd6deab13b128b19
# save the attached .config to linux build tree
mkdir build_dir
make W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>

All errors (new ones prefixed by >>):

ld: mm/hugetlb.o: in function `hugetlb_mcopy_atomic_pte':
>> hugetlb.c:(.text+0x487e): undefined reference to `copy_huge_page'

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

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