Hi "Aneesh, I love your patch! Yet something to improve:
[auto build test ERROR on powerpc/next] [also build test ERROR on v5.7-rc7 next-20200529] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system. BTW, we also suggest to use '--base' option to specify the base tree in git format-patch, please see https://stackoverflow.com/a/37406982] url: https://github.com/0day-ci/linux/commits/Aneesh-Kumar-K-V/powerpc-pmem-Restrict-papr_scm-to-P8-and-above/20200519-195350 base: https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git next config: powerpc-randconfig-r016-20200529 (attached as .config) compiler: clang version 11.0.0 (https://github.com/llvm/llvm-project 2d068e534f1671459e1b135852c1b3c10502e929) 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 powerpc cross compiling tool for clang build # apt-get install binutils-powerpc-linux-gnu # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=powerpc If you fix the issue, kindly add following tag as appropriate Reported-by: kbuild test robot <l...@intel.com> All errors (new ones prefixed by >>, old ones prefixed by <<): >> arch/powerpc/lib/pmem.c:44:6: error: implicit declaration of function >> 'cpu_has_feature' [-Werror,-Wimplicit-function-declaration] if (cpu_has_feature(CPU_FTR_ARCH_207S)) ^ arch/powerpc/lib/pmem.c:44:6: note: did you mean 'mmu_has_feature'? arch/powerpc/include/asm/mmu.h:234:20: note: 'mmu_has_feature' declared here static inline bool mmu_has_feature(unsigned long feature) ^ arch/powerpc/lib/pmem.c:50:6: error: implicit declaration of function 'cpu_has_feature' [-Werror,-Wimplicit-function-declaration] if (cpu_has_feature(CPU_FTR_ARCH_207S)) ^ arch/powerpc/lib/pmem.c:57:6: warning: no previous prototype for function 'arch_wb_cache_pmem' [-Wmissing-prototypes] void arch_wb_cache_pmem(void *addr, size_t size) ^ arch/powerpc/lib/pmem.c:57:1: note: declare 'static' if the function is not intended to be used outside of this translation unit void arch_wb_cache_pmem(void *addr, size_t size) ^ static arch/powerpc/lib/pmem.c:64:6: warning: no previous prototype for function 'arch_invalidate_pmem' [-Wmissing-prototypes] void arch_invalidate_pmem(void *addr, size_t size) ^ arch/powerpc/lib/pmem.c:64:1: note: declare 'static' if the function is not intended to be used outside of this translation unit void arch_invalidate_pmem(void *addr, size_t size) ^ static 2 warnings and 2 errors generated. vim +/cpu_has_feature +44 arch/powerpc/lib/pmem.c 41 42 static inline void clean_pmem_range(unsigned long start, unsigned long stop) 43 { > 44 if (cpu_has_feature(CPU_FTR_ARCH_207S)) 45 return __clean_pmem_range(start, stop); 46 } 47 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-...@lists.01.org
.config.gz
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