Hi Kirill, [auto build test ERROR on mmotm/master] [also build test ERROR on v4.9 next-20161216] [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/Kirill-A-Shutemov/mm-drop-zap_details-ignore_dirty/20161216-231509 base: git://git.cmpxchg.org/linux-mmotm.git master config: parisc-allnoconfig (attached as .config) compiler: hppa-linux-gnu-gcc (Debian 6.1.1-9) 6.1.1 20160705 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=parisc All errors (new ones prefixed by >>): mm/built-in.o: In function `oom_reaper': >> mm/oom_kill.o:(.text.oom_reaper+0x114): undefined reference to `madvise_dontneed' --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation