Hi "Aneesh, I love your patch! Yet something to improve: [auto build test ERROR on powerpc/next] [also build test ERROR on kselftest/next v5.12-rc5 next-20210330] [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/Aneesh-Kumar-K-V/Speedup-mremap-on-ppc64/20210330-141025 base: https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git next config: powerpc-ps3_defconfig (attached as .config) compiler: powerpc64-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/ae3b5c3343e8fd4ca3ef4e3c606d83f017d05588 git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Aneesh-Kumar-K-V/Speedup-mremap-on-ppc64/20210330-141025 git checkout ae3b5c3343e8fd4ca3ef4e3c606d83f017d05588 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=powerpc If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> All errors (new ones prefixed by >>): >> arch/powerpc/mm/book3s64/radix_tlb.c:1252:6: error: no previous prototype for 'radix__flush_tlb_range_psize' [-Werror=missing-prototypes] 1252 | void radix__flush_tlb_range_psize(struct mm_struct *mm, unsigned long start, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~ cc1: all warnings being treated as errors vim +/radix__flush_tlb_range_psize +1252 arch/powerpc/mm/book3s64/radix_tlb.c 8cb8140c4c9397 arch/powerpc/mm/tlb-radix.c Aneesh Kumar K.V 2016-07-13 1251 0b2f5a8a792755 arch/powerpc/mm/tlb-radix.c Nicholas Piggin 2017-11-07 @1252 void radix__flush_tlb_range_psize(struct mm_struct *mm, unsigned long start, 0b2f5a8a792755 arch/powerpc/mm/tlb-radix.c Nicholas Piggin 2017-11-07 1253 unsigned long end, int psize) 0b2f5a8a792755 arch/powerpc/mm/tlb-radix.c Nicholas Piggin 2017-11-07 1254 { 0b2f5a8a792755 arch/powerpc/mm/tlb-radix.c Nicholas Piggin 2017-11-07 1255 return __radix__flush_tlb_range_psize(mm, start, end, psize, false); 0b2f5a8a792755 arch/powerpc/mm/tlb-radix.c Nicholas Piggin 2017-11-07 1256 } 0b2f5a8a792755 arch/powerpc/mm/tlb-radix.c Nicholas Piggin 2017-11-07 1257 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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