Hi Kirill, [auto build test ERROR on mmotm/master] [also build test ERROR on v4.9 next-20161219] [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/20161220-092938 base: git://git.cmpxchg.org/linux-mmotm.git master config: i386-randconfig-x003-201651 (attached as .config) compiler: gcc-6 (Debian 6.2.0-3) 6.2.0 20160901 reproduce: # save the attached .config to linux build tree make ARCH=i386 All errors (new ones prefixed by >>): mm/madvise.c: In function 'madvise_dontneed': >> mm/madvise.c:476:7: error: implicit declaration of function 'can_madv_dontneed_vma' [-Werror=implicit-function-declaration] if (!can_madv_dontneed_vma(vma)) ^~~~~~~~~~~~~~~~~~~~~ cc1: some warnings being treated as errors vim +/can_madv_dontneed_vma +476 mm/madvise.c 470 */ 471 static long madvise_dontneed(struct vm_area_struct *vma, 472 struct vm_area_struct **prev, 473 unsigned long start, unsigned long end) 474 { 475 *prev = vma; > 476 if (!can_madv_dontneed_vma(vma)) 477 return -EINVAL; 478 479 zap_page_range(vma, start, end - start); --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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