Re: [PATCH v5 2/2] mm: add a field to store names for private anonymous memory

From: kernel test robot
Date: Wed Aug 19 2020 - 13:46:49 EST


Hi Sumit,

I love your patch! Yet something to improve:

[auto build test ERROR on linus/master]
[also build test ERROR on v5.9-rc1]
[cannot apply to hnaz-linux-mm/master linux/master next-20200819]
[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/Sumit-Semwal/Anonymous-VMA-naming-patches/20200819-222011
base: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 18445bf405cb331117bc98427b1ba6f12418ad17
config: s390-randconfig-r025-20200818 (attached as .config)
compiler: s390-linux-gcc (GCC) 9.3.0
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=s390

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

All errors (new ones prefixed by >>):

s390-linux-ld: kernel/sys.o: in function `prctl_set_vma':
kernel/sys.c:2294: undefined reference to `madvise_set_anon_name'
>> s390-linux-ld: kernel/sys.c:2294: undefined reference to `madvise_set_anon_name'

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

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