Hi Sourabh, kernel test robot noticed the following build warnings:
[auto build test WARNING on powerpc/next] [also build test WARNING on powerpc/fixes linus/master v6.18-rc4 next-20251106] [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/20251104-213036 base: https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git next patch link: https://lore.kernel.org/r/20251104132818.1724562-1-sourabhjain%40linux.ibm.com patch subject: [PATCH v6] powerpc/kdump: Add support for crashkernel CMA reservation config: powerpc64-randconfig-r113-20251106 (https://download.01.org/0day-ci/archive/20251106/[email protected]/config) compiler: powerpc64-linux-gcc (GCC) 8.5.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251106/[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]/ sparse warnings: (new ones prefixed by >>) >> arch/powerpc/kexec/core.c:62:20: sparse: sparse: symbol 'crashk_cma_size' >> was not declared. Should it be static? arch/powerpc/kexec/core.c:188:29: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned long long static [addressable] [toplevel] [usertype] crashk_base @@ got restricted __be64 [usertype] @@ arch/powerpc/kexec/core.c:188:29: sparse: expected unsigned long long static [addressable] [toplevel] [usertype] crashk_base arch/powerpc/kexec/core.c:188:29: sparse: got restricted __be64 [usertype] arch/powerpc/kexec/core.c:190:29: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned long long static [addressable] [toplevel] [usertype] crashk_size @@ got restricted __be64 [usertype] @@ arch/powerpc/kexec/core.c:190:29: sparse: expected unsigned long long static [addressable] [toplevel] [usertype] crashk_size arch/powerpc/kexec/core.c:190:29: sparse: got restricted __be64 [usertype] arch/powerpc/kexec/core.c:198:19: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned long long static [addressable] [toplevel] mem_limit @@ got restricted __be64 [usertype] @@ arch/powerpc/kexec/core.c:198:19: sparse: expected unsigned long long static [addressable] [toplevel] mem_limit arch/powerpc/kexec/core.c:198:19: sparse: got restricted __be64 [usertype] arch/powerpc/kexec/core.c:214:20: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned long long static [addressable] [toplevel] [usertype] kernel_end @@ got restricted __be64 [usertype] @@ arch/powerpc/kexec/core.c:214:20: sparse: expected unsigned long long static [addressable] [toplevel] [usertype] kernel_end arch/powerpc/kexec/core.c:214:20: sparse: got restricted __be64 [usertype] vim +/crashk_cma_size +62 arch/powerpc/kexec/core.c 61 > 62 unsigned long long crashk_cma_size; 63 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki
