Hi Pavel, Thank you for the patch! Yet something to improve: [auto build test ERROR on kselftest/next] [also build test ERROR on tip/sched/core tip/perf/core linux/master next-20210125] [cannot apply to hnaz-linux-mm/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/Pavel-Tatashin/prohibit-pinning-pages-in-ZONE_MOVABLE/20210201-234048 base: https://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux-kselftest.git next config: arm-randconfig-r031-20210201 (attached as .config) compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project 275c6af7d7f1ed63a03d05b4484413e447133269) 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 # install arm cross compiling tool for clang build # apt-get install binutils-arm-linux-gnueabi # https://github.com/0day-ci/linux/commit/0871f9d0d8c84d31549b4771af9d60ce3b1aecb2 git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Pavel-Tatashin/prohibit-pinning-pages-in-ZONE_MOVABLE/20210201-234048 git checkout 0871f9d0d8c84d31549b4771af9d60ce3b1aecb2 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=arm 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 arch/arm/kernel/asm-offsets.c:12: >> include/linux/mm.h:1128:3: error: implicit declaration of function 'is_zero_pfn' [-Werror,-Wimplicit-function-declaration] is_zero_pfn(page_to_pfn(page)); ^ include/linux/mm.h:1128:3: note: did you mean 'is_zero_ino'? include/linux/fs.h:2926:20: note: 'is_zero_ino' declared here static inline bool is_zero_ino(ino_t ino) ^ 1 error generated. -- In file included from arch/arm/kernel/asm-offsets.c:12: >> include/linux/mm.h:1128:3: error: implicit declaration of function 'is_zero_pfn' [-Werror,-Wimplicit-function-declaration] is_zero_pfn(page_to_pfn(page)); ^ include/linux/mm.h:1128:3: note: did you mean 'is_zero_ino'? include/linux/fs.h:2926:20: note: 'is_zero_ino' declared here static inline bool is_zero_ino(ino_t ino) ^ 1 error generated. make[2]: *** [scripts/Makefile.build:117: arch/arm/kernel/asm-offsets.s] Error 1 make[2]: Target '__build' not remade because of errors. make[1]: *** [Makefile:1206: prepare0] Error 2 make[1]: Target 'modules_prepare' not remade because of errors. make: *** [Makefile:185: __sub-make] Error 2 make: Target 'modules_prepare' not remade because of errors. -- In file included from arch/arm/kernel/asm-offsets.c:12: >> include/linux/mm.h:1128:3: error: implicit declaration of function 'is_zero_pfn' [-Werror,-Wimplicit-function-declaration] is_zero_pfn(page_to_pfn(page)); ^ include/linux/mm.h:1128:3: note: did you mean 'is_zero_ino'? include/linux/fs.h:2926:20: note: 'is_zero_ino' declared here static inline bool is_zero_ino(ino_t ino) ^ 1 error generated. make[2]: *** [scripts/Makefile.build:117: arch/arm/kernel/asm-offsets.s] Error 1 make[2]: Target '__build' not remade because of errors. make[1]: *** [Makefile:1206: prepare0] Error 2 make[1]: Target 'prepare' not remade because of errors. make: *** [Makefile:185: __sub-make] Error 2 make: Target 'prepare' not remade because of errors. vim +/is_zero_pfn +1128 include/linux/mm.h 1123 1124 /* MIGRATE_CMA and ZONE_MOVABLE do not allow pin pages */ 1125 static inline bool is_pinnable_page(struct page *page) 1126 { 1127 return !(is_zone_movable_page(page) || is_migrate_cma_page(page)) || > 1128 is_zero_pfn(page_to_pfn(page)); 1129 } 1130 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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