Hi Jonathan, Thank you for the patch! Yet something to improve: [auto build test ERROR on powerpc/next] [also build test ERROR on v4.16-rc2 next-20180220] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] url: https://github.com/0day-ci/linux/commits/Jonathan-Neusch-fer/DISCONTIGMEM-support-for-PPC32/20180221-044840 base: https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git next config: powerpc-defconfig (attached as .config) compiler: powerpc64-linux-gnu-gcc (Debian 7.2.0-11) 7.2.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # save the attached .config to linux build tree make.cross ARCH=powerpc All errors (new ones prefixed by >>): In file included from include/linux/gfp.h:6:0, from include/linux/mm.h:10, from include/linux/mman.h:5, from arch/powerpc/kernel/asm-offsets.c:22: >> include/linux/mmzone.h:1239:19: error: conflicting types for 'pfn_valid' static inline int pfn_valid(unsigned long pfn) ^~~~~~~~~ In file included from include/linux/mmzone.h:912:0, from include/linux/gfp.h:6, from include/linux/mm.h:10, from include/linux/mman.h:5, from arch/powerpc/kernel/asm-offsets.c:22: arch/powerpc/include/asm/mmzone.h:40:19: note: previous definition of 'pfn_valid' was here static inline int pfn_valid(int pfn) ^~~~~~~~~ make[2]: *** [arch/powerpc/kernel/asm-offsets.s] Error 1 make[2]: Target '__build' not remade because of errors. make[1]: *** [prepare0] Error 2 make[1]: Target 'prepare' not remade because of errors. make: *** [sub-make] Error 2 vim +/pfn_valid +1239 include/linux/mmzone.h c4e1be9e Dave Hansen 2017-07-06 1237 7b7bf499 Will Deacon 2011-05-19 1238 #ifndef CONFIG_HAVE_ARCH_PFN_VALID d41dee36 Andy Whitcroft 2005-06-23 @1239 static inline int pfn_valid(unsigned long pfn) d41dee36 Andy Whitcroft 2005-06-23 1240 { d41dee36 Andy Whitcroft 2005-06-23 1241 if (pfn_to_section_nr(pfn) >= NR_MEM_SECTIONS) d41dee36 Andy Whitcroft 2005-06-23 1242 return 0; 29751f69 Andy Whitcroft 2005-06-23 1243 return valid_section(__nr_to_section(pfn_to_section_nr(pfn))); d41dee36 Andy Whitcroft 2005-06-23 1244 } 7b7bf499 Will Deacon 2011-05-19 1245 #endif d41dee36 Andy Whitcroft 2005-06-23 1246 :::::: The code at line 1239 was first introduced by commit :::::: d41dee369bff3b9dcb6328d4d822926c28cc2594 [PATCH] sparsemem memory model :::::: TO: Andy Whitcroft <apw@xxxxxxxxxxxx> :::::: CC: Linus Torvalds <torvalds@xxxxxxxxxxxxxxx> --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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