Hi Ricardo, kernel test robot noticed the following build errors:
[auto build test ERROR on 41bccc98fb7931d63d03f326a746ac4d429c1dd3] url: https://github.com/intel-lab-lkp/linux/commits/Ricardo-B-Marliere/powerpc-vio-move-device-attributes-into-a-new-ifdef/20240210-080925 base: 41bccc98fb7931d63d03f326a746ac4d429c1dd3 patch link: https://lore.kernel.org/r/20240209-bus_cleanup-powerpc2-v1-4-79a56dcaebb1%40marliere.net patch subject: [PATCH 4/4] powerpc: ibmebus: make ibmebus_bus_type const config: powerpc-allmodconfig (https://download.01.org/0day-ci/archive/20240210/202402102142.uphikeqw-...@intel.com/config) compiler: powerpc64-linux-gcc (GCC) 13.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240210/202402102142.uphikeqw-...@intel.com/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <l...@intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202402102142.uphikeqw-...@intel.com/ All errors (new ones prefixed by >>): >> arch/powerpc/platforms/pseries/ibmebus.c:58:17: error: conflicting type >> qualifiers for 'ibmebus_bus_type' 58 | struct bus_type ibmebus_bus_type; | ^~~~~~~~~~~~~~~~ In file included from arch/powerpc/platforms/pseries/ibmebus.c:51: arch/powerpc/include/asm/ibmebus.h:51:30: note: previous declaration of 'ibmebus_bus_type' with type 'const struct bus_type' 51 | extern const struct bus_type ibmebus_bus_type; | ^~~~~~~~~~~~~~~~ In file included from arch/powerpc/platforms/pseries/ibmebus.c:40: arch/powerpc/platforms/pseries/ibmebus.c:445:15: error: conflicting type qualifiers for 'ibmebus_bus_type' 445 | EXPORT_SYMBOL(ibmebus_bus_type); | ^~~~~~~~~~~~~~~~ include/linux/export.h:56:28: note: in definition of macro '__EXPORT_SYMBOL' 56 | extern typeof(sym) sym; \ | ^~~ include/linux/export.h:68:41: note: in expansion of macro '_EXPORT_SYMBOL' 68 | #define EXPORT_SYMBOL(sym) _EXPORT_SYMBOL(sym, "") | ^~~~~~~~~~~~~~ arch/powerpc/platforms/pseries/ibmebus.c:445:1: note: in expansion of macro 'EXPORT_SYMBOL' 445 | EXPORT_SYMBOL(ibmebus_bus_type); | ^~~~~~~~~~~~~ arch/powerpc/platforms/pseries/ibmebus.c:435:23: note: previous definition of 'ibmebus_bus_type' with type 'const struct bus_type' 435 | const struct bus_type ibmebus_bus_type = { | ^~~~~~~~~~~~~~~~ vim +/ibmebus_bus_type +58 arch/powerpc/platforms/pseries/ibmebus.c d7a301033f1990 arch/powerpc/kernel/ibmebus.c Heiko J Schick 2005-11-16 57 6bccf755ff5324 arch/powerpc/kernel/ibmebus.c Joachim Fenkes 2007-03-09 @58 struct bus_type ibmebus_bus_type; 6bccf755ff5324 arch/powerpc/kernel/ibmebus.c Joachim Fenkes 2007-03-09 59 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki