Hi Baoquan, I love your patch! Perhaps something to improve: [auto build test WARNING on linux/master] [also build test WARNING on linus/master v5.11-rc4 next-20210120] [cannot apply to mmotm/master hnaz-linux-mm/master ia64/next] [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/Baoquan-He/mm-clean-up-names-and-parameters-of-memmap_init_xxxx-functions/20210120-135239 base: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 1e2a199f6ccdc15cf111d68d212e2fd4ce65682e config: mips-randconfig-r036-20210120 (attached as .config) compiler: mips-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/1bbb0b35dd2fae4a7a38098e63899677c2e53108 git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Baoquan-He/mm-clean-up-names-and-parameters-of-memmap_init_xxxx-functions/20210120-135239 git checkout 1bbb0b35dd2fae4a7a38098e63899677c2e53108 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=mips If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> All warnings (new ones prefixed by >>): mm/page_alloc.c:3597:15: warning: no previous prototype for 'should_fail_alloc_page' [-Wmissing-prototypes] 3597 | noinline bool should_fail_alloc_page(gfp_t gfp_mask, unsigned int order) | ^~~~~~~~~~~~~~~~~~~~~~ >> mm/page_alloc.c:6258:23: warning: no previous prototype for 'memmap_init_zone' [-Wmissing-prototypes] 6258 | void __meminit __weak memmap_init_zone(unsigned long size, int nid, | ^~~~~~~~~~~~~~~~ vim +/memmap_init_zone +6258 mm/page_alloc.c 6257 > 6258 void __meminit __weak memmap_init_zone(unsigned long size, int nid, 6259 unsigned long zone, 6260 unsigned long range_start_pfn) 6261 { 6262 unsigned long start_pfn, end_pfn; 6263 unsigned long range_end_pfn = range_start_pfn + size; 6264 int i; 6265 6266 for_each_mem_pfn_range(i, nid, &start_pfn, &end_pfn, NULL) { 6267 start_pfn = clamp(start_pfn, range_start_pfn, range_end_pfn); 6268 end_pfn = clamp(end_pfn, range_start_pfn, range_end_pfn); 6269 6270 if (end_pfn > start_pfn) { 6271 size = end_pfn - start_pfn; 6272 memmap_init_range(size, nid, zone, start_pfn, range_end_pfn, 6273 MEMINIT_EARLY, NULL, MIGRATE_MOVABLE); 6274 } 6275 } 6276 } 6277 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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