Hi Michal, [auto build test ERROR on v4.5-rc6] [also build test ERROR on next-20160229] [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/Michal-Hocko/mm-proc-make-clear_refs-killable/20160301-020426 config: x86_64-lkp (attached as .config) reproduce: # save the attached .config to linux build tree make ARCH=x86_64 All errors (new ones prefixed by >>): fs/proc/task_mmu.c: In function 'clear_refs_write': >> fs/proc/task_mmu.c:1016:4: error: implicit declaration of function 'down_write_killable' [-Werror=implicit-function-declaration] if (down_write_killable(&mm->mmap_sem)) { ^ cc1: some warnings being treated as errors vim +/down_write_killable +1016 fs/proc/task_mmu.c 1010 .test_walk = clear_refs_test_walk, 1011 .mm = mm, 1012 .private = &cp, 1013 }; 1014 1015 if (type == CLEAR_REFS_MM_HIWATER_RSS) { > 1016 if (down_write_killable(&mm->mmap_sem)) { 1017 count = -EINTR; 1018 goto out_mm; 1019 } --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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