[jic23-cxl-staging:arm-numa-fixes 6/11] arch/arm64/mm/init.c:75:5: error: redefinition of 'phys_to_target_node'

[jic23-cxl-staging:arm-numa-fixes 6/11] arch/arm64/mm/init.c:75:5: error: redefinition of 'phys_to_target_node'

[kernel test robot]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/jic23/cxl-staging.git arm-numa-fixes
head:   d077bf9570e8024f6d670d5662b62778715084fc
commit: 67c8bdd7ebb95e48944e4ebffe0a6ce6b68d1663 [6/11] arm64: memblock: Introduce a generic phys_addr_to_target_node()
config: arm64-randconfig-002-20240515 (https://download.01.org/0day-ci/archive/20240516/202405160205.q9HRVkxO-lkp@intel.com/config)
compiler: clang version 19.0.0git (https://github.com/llvm/llvm-project d3455f4ddd16811401fa153298fadd2f59f6914e)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240516/202405160205.q9HRVkxO-lkp@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 <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202405160205.q9HRVkxO-lkp@intel.com/

All errors (new ones prefixed by >>):

   In file included from arch/arm64/mm/init.c:12:
   In file included from include/linux/swap.h:9:
   In file included from include/linux/memcontrol.h:21:
   In file included from include/linux/mm.h:2210:
   include/linux/vmstat.h:522:36: warning: arithmetic between different enumeration types ('enum node_stat_item' and 'enum lru_list') [-Wenum-enum-conversion]
     522 |         return node_stat_name(NR_LRU_BASE + lru) + 3; // skip "nr_"
         |                               ~~~~~~~~~~~ ^ ~~~
   arch/arm64/mm/init.c:63:5: error: redefinition of 'memory_add_physaddr_to_nid'
      63 | int memory_add_physaddr_to_nid(u64 start)
         |     ^
   arch/arm64/include/asm/sparsemem.h:32:36: note: expanded from macro 'memory_add_physaddr_to_nid'
      32 | #define memory_add_physaddr_to_nid memory_add_physaddr_to_nid
         |                                    ^
   include/linux/numa.h:47:19: note: previous definition is here
      47 | static inline int memory_add_physaddr_to_nid(u64 start)
         |                   ^
>> arch/arm64/mm/init.c:75:5: error: redefinition of 'phys_to_target_node'
      75 | int phys_to_target_node(phys_addr_t start)
         |     ^
   arch/arm64/include/asm/sparsemem.h:34:29: note: expanded from macro 'phys_to_target_node'
      34 | #define phys_to_target_node phys_to_target_node
         |                             ^
   include/linux/numa.h:51:19: note: previous definition is here
      51 | static inline int phys_to_target_node(u64 start)
         |                   ^
   1 warning and 2 errors generated.


vim +/phys_to_target_node +75 arch/arm64/mm/init.c

    62	
  > 63	int memory_add_physaddr_to_nid(u64 start)
    64	{
    65		int nid = __memory_add_physaddr_to_nid(start);
    66	
    67		/* Default to node0 as not all callers are prepared for this to fail */
    68		if (nid == NUMA_NO_NODE)
    69			return 0;
    70	
    71		return nid;
    72	}
    73	EXPORT_SYMBOL_GPL(memory_add_physaddr_to_nid);
    74	
  > 75	int phys_to_target_node(phys_addr_t start)
    76	{
    77		unsigned long start_pfn, end_pfn, pfn = PHYS_PFN(start);
    78		int nid = __memory_add_physaddr_to_nid(start);
    79	
    80		if (nid != NUMA_NO_NODE)
    81			return nid;
    82	
    83		/*
    84		 * Search reserved memory ranges since the memory address does
    85		 * not appear to be online
    86		 */
    87		for_each_node_state(nid, N_POSSIBLE) {
    88			get_reserved_pfn_range_for_nid(nid, &start_pfn, &end_pfn);
    89			if (pfn >= start_pfn && pfn <= end_pfn)
    90				return nid;
    91		}
    92	
    93		return NUMA_NO_NODE;
    94	}
    95	EXPORT_SYMBOL(phys_to_target_node);
    96	

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