Hi Axel, Thank you for the patch! Yet something to improve: [auto build test ERROR on arm64/for-next/core] [also build test ERROR on powerpc/next s390/features tip/perf/core linus/master v5.11-rc3 next-20210115] [cannot apply to hp-parisc/for-next hnaz-linux-mm/master ia64/next sparc-next/master sparc/master] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch] url: https://github.com/0day-ci/linux/commits/Axel-Rasmussen/userfaultfd-add-minor-fault-handling/20210116-030900 base: https://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-next/core config: microblaze-randconfig-r015-20210115 (attached as .config) compiler: microblaze-linux-gcc (GCC) 9.3.0 reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # https://github.com/0day-ci/linux/commit/71aa60d93cd66a7587771bf19dd4313f7bb078c0 git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Axel-Rasmussen/userfaultfd-add-minor-fault-handling/20210116-030900 git checkout 71aa60d93cd66a7587771bf19dd4313f7bb078c0 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=microblaze If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> All errors (new ones prefixed by >>): In file included from fs/userfaultfd.c:30: fs/userfaultfd.c: In function 'hugetlb_unshare_all_pmds': >> include/linux/hugetlb.h:967:49: error: implicit declaration of function 'flush_tlb_range'; did you mean 'flush_pmd_tlb_range'? [-Werror=implicit-function-declaration] 967 | #define flush_hugetlb_tlb_range(vma, addr, end) flush_tlb_range(vma, addr, end) | ^~~~~~~~~~~~~~~ fs/userfaultfd.c:1224:2: note: in expansion of macro 'flush_hugetlb_tlb_range' 1224 | flush_hugetlb_tlb_range(vma, vma->vm_start, vma->vm_end); | ^~~~~~~~~~~~~~~~~~~~~~~ cc1: some warnings being treated as errors vim +967 include/linux/hugetlb.h 97d3dcca13a550 Peter Xu 2021-01-15 961 868bfaed893a49 Peter Xu 2021-01-15 962 #ifndef __HAVE_ARCH_FLUSH_HUGETLB_TLB_RANGE 868bfaed893a49 Peter Xu 2021-01-15 963 /* 868bfaed893a49 Peter Xu 2021-01-15 964 * ARCHes with special requirements for evicting HUGETLB backing TLB entries can 868bfaed893a49 Peter Xu 2021-01-15 965 * implement this. 868bfaed893a49 Peter Xu 2021-01-15 966 */ 868bfaed893a49 Peter Xu 2021-01-15 @967 #define flush_hugetlb_tlb_range(vma, addr, end) flush_tlb_range(vma, addr, end) 868bfaed893a49 Peter Xu 2021-01-15 968 #endif 868bfaed893a49 Peter Xu 2021-01-15 969 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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