Re: [PATCH] memcg: Replace mm->owner with mm->memcg

From: kbuild test robot
Date: Sat May 05 2018 - 12:56:01 EST


Hi Eric,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on linus/master]
[also build test ERROR on v4.17-rc3]
[cannot apply to next-20180504]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]

url: https://github.com/0day-ci/linux/commits/Eric-W-Biederman/memcg-Replace-mm-owner-with-mm-memcg/20180503-120054
config: xtensa-nommu_kc705_defconfig (attached as .config)
compiler: xtensa-de212-elf-gcc (crosstool-NG crosstool-ng-1.23.0-307-g452ee331) 7.3.0
reproduce:
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
make.cross ARCH=xtensa

All errors (new ones prefixed by >>):

kernel/fork.o: In function `sighand_ctor':
>> fork.c:(.text+0x3b0): undefined reference to `mm_update_memcg'
kernel/fork.o: In function `mmdrop_async':
fork.c:(.text+0x43a): undefined reference to `mm_update_memcg'
kernel/fork.o: In function `set_task_stack_end_magic':
fork.c:(.text+0x752): undefined reference to `mm_update_memcg'

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