Re: [PATCH 1/2] powerpc: export the CPU node count

Hi Laurent,

Thank you for the patch! Perhaps something to improve:

[auto build test WARNING on powerpc/next]
[also build test WARNING on linus/master v6.1-rc2 next-20221028]
[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/Laurent-Dufour/Consider-the-size-of-the-added-CPU-nodes-in-the-kexec-FDT/20221029-000955
base:   https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git next
patch link:    https://lore.kernel.org/r/20221028160034.44400-2-ldufour%40linux.ibm.com
patch subject: [PATCH 1/2] powerpc: export the CPU node count
config: powerpc-allyesconfig
compiler: powerpc-linux-gcc (GCC) 12.1.0
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
        # https://github.com/intel-lab-lkp/linux/commit/938849fa462143b321353bdd62acfd2c5e2b517b
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Laurent-Dufour/Consider-the-size-of-the-added-CPU-nodes-in-the-kexec-FDT/20221029-000955
        git checkout 938849fa462143b321353bdd62acfd2c5e2b517b
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=powerpc SHELL=/bin/bash arch/powerpc/kernel/

If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot [off-list ref]

All warnings (new ones prefixed by >>):

   In file included from arch/powerpc/kernel/prom.c:59:

quoted

arch/powerpc/include/asm/kexec_ranges.h:7:32: warning: 'struct crash_mem' declared inside parameter list will not be visible outside of this definition or declaration

       7 | void sort_memory_ranges(struct crash_mem *mrngs, bool merge);
         |                                ^~~~~~~~~


vim +7 arch/powerpc/include/asm/kexec_ranges.h

180adfc532a83c Hari Bathini            2020-07-29   6  
180adfc532a83c Hari Bathini            2020-07-29  @7  void sort_memory_ranges(struct crash_mem *mrngs, bool merge);
180adfc532a83c Hari Bathini            2020-07-29   8  struct crash_mem *realloc_mem_ranges(struct crash_mem **mem_ranges);
180adfc532a83c Hari Bathini            2020-07-29   9  int add_mem_range(struct crash_mem **mem_ranges, u64 base, u64 size);
b8e55a3e5c2088 Hari Bathini            2020-07-29  10  int add_tce_mem_ranges(struct crash_mem **mem_ranges);
b8e55a3e5c2088 Hari Bathini            2020-07-29  11  int add_initrd_mem_range(struct crash_mem **mem_ranges);
58dbe9b373df28 Murilo Opsfelder Araujo 2022-03-01  12  #ifdef CONFIG_PPC_64S_HASH_MMU
b8e55a3e5c2088 Hari Bathini            2020-07-29  13  int add_htab_mem_range(struct crash_mem **mem_ranges);
b8e55a3e5c2088 Hari Bathini            2020-07-29  14  #else
b8e55a3e5c2088 Hari Bathini            2020-07-29  15  static inline int add_htab_mem_range(struct crash_mem **mem_ranges)
b8e55a3e5c2088 Hari Bathini            2020-07-29  16  {
b8e55a3e5c2088 Hari Bathini            2020-07-29  17  	return 0;
b8e55a3e5c2088 Hari Bathini            2020-07-29  18  }
b8e55a3e5c2088 Hari Bathini            2020-07-29  19  #endif
b8e55a3e5c2088 Hari Bathini            2020-07-29  20  int add_kernel_mem_range(struct crash_mem **mem_ranges);
b8e55a3e5c2088 Hari Bathini            2020-07-29  21  int add_rtas_mem_range(struct crash_mem **mem_ranges);
b8e55a3e5c2088 Hari Bathini            2020-07-29  22  int add_opal_mem_range(struct crash_mem **mem_ranges);
b8e55a3e5c2088 Hari Bathini            2020-07-29  23  int add_reserved_mem_ranges(struct crash_mem **mem_ranges);
180adfc532a83c Hari Bathini            2020-07-29  24  

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