Hi Sourabh, kernel test robot noticed the following build errors:
[auto build test ERROR on powerpc/next] [also build test ERROR on powerpc/fixes linus/master v6.18-rc2 next-20251022] [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#_base_tree_information] url: https://github.com/intel-lab-lkp/linux/commits/Sourabh-Jain/powerpc-kdump-Add-support-for-crashkernel-CMA-reservation/20251022-182711 base: https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git next patch link: https://lore.kernel.org/r/20251022102531.657147-1-sourabhjain%40linux.ibm.com patch subject: [PATCH] powerpc/kdump: Add support for crashkernel CMA reservation config: powerpc64-randconfig-002-20251023 (https://download.01.org/0day-ci/archive/20251023/[email protected]/config) compiler: powerpc64-linux-gcc (GCC) 10.5.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251023/[email protected]/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 <[email protected]> | Closes: https://lore.kernel.org/oe-kbuild-all/[email protected]/ All errors (new ones prefixed by >>): >> arch/powerpc/kexec/core.c:136:13: error: redefinition of 'kdump_cma_reserve' 136 | void __init kdump_cma_reserve(void) | ^~~~~~~~~~~~~~~~~ In file included from include/linux/kexec.h:38, from arch/powerpc/kexec/core.c:10: arch/powerpc/include/asm/kexec.h:61:20: note: previous definition of 'kdump_cma_reserve' was here 61 | static inline void kdump_cma_reserve(void) { } | ^~~~~~~~~~~~~~~~~ vim +/kdump_cma_reserve +136 arch/powerpc/kexec/core.c 135 > 136 void __init kdump_cma_reserve(void) 137 { 138 if (cma_size) 139 reserve_crashkernel_cma(cma_size); 140 } 141 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki
