Hi Gerald, [auto build test ERROR on v4.6-rc2] [also build test ERROR on next-20160404] [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/Gerald-Schaefer/numa-fix-proc-pid-numa_maps-for-THP/20160404-233625 config: xtensa-allyesconfig (attached as .config) 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=xtensa All errors (new ones prefixed by >>): mm/memory.c: In function 'vm_normal_page_pmd': >> mm/memory.c:795:2: error: implicit declaration of function 'pmd_pfn' [-Werror=implicit-function-declaration] unsigned long pfn = pmd_pfn(pmd); ^ cc1: some warnings being treated as errors vim +/pmd_pfn +795 mm/memory.c 789 return pfn_to_page(pfn); 790 } 791 792 struct page *vm_normal_page_pmd(struct vm_area_struct *vma, unsigned long addr, 793 pmd_t pmd) 794 { > 795 unsigned long pfn = pmd_pfn(pmd); 796 797 /* 798 * There is no pmd_special() but there may be special pmds, e.g. --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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