[rmk-arm:ktext 13/19] arch/arm64/mm/mmu.c:737:13: warning: no previous prototype for function 'create_kernel_nid_map'

[kernel test robot]

tree:   git://git.armlinux.org.uk/~rmk/linux-arm ktext
head:   9065be4a87799659473e7d135f6db3f7419a7553
commit: 2154e376802fd896345339e0940fca399b893515 [13/19] arm64: text replication: setup page tables for copied kernel
config: arm64-randconfig-r004-20220810 (https://download.01.org/0day-ci/archive/20220810/202208101140.WHKcrIlq-lkp@xxxxxxxxx/config)
compiler: clang version 16.0.0 (https://github.com/llvm/llvm-project 5f1c7e2cc5a3c07cbc2412e851a7283c1841f520)
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
        # install arm64 cross compiling tool for clang build
        # apt-get install binutils-aarch64-linux-gnu
        git remote add rmk-arm git://git.armlinux.org.uk/~rmk/linux-arm
        git fetch --no-tags rmk-arm ktext
        git checkout 2154e376802fd896345339e0940fca399b893515
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=arm64 SHELL=/bin/bash arch/arm64/mm/

If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <lkp@xxxxxxxxx>

All warnings (new ones prefixed by >>):

>> arch/arm64/mm/mmu.c:737:13: warning: no previous prototype for function 'create_kernel_nid_map' [-Wmissing-prototypes]
   void __init create_kernel_nid_map(pgd_t *pgdp, void *ktext)
               ^
   arch/arm64/mm/mmu.c:737:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
   void __init create_kernel_nid_map(pgd_t *pgdp, void *ktext)
   ^
   static 
   1 warning generated.


vim +/create_kernel_nid_map +737 arch/arm64/mm/mmu.c

   736	
 > 737	void __init create_kernel_nid_map(pgd_t *pgdp, void *ktext)
   738	{
   739		pgprot_t text_prot = kernel_text_pgprot();
   740	
   741		create_kernel_mapping(pgdp, __pa(ktext), _stext, _etext, text_prot, 0);
   742		create_kernel_mapping(pgdp, __pa_symbol(__start_rodata),
   743				      __start_rodata, __inittext_begin,
   744				      PAGE_KERNEL, NO_CONT_MAPPINGS);
   745		create_kernel_mapping(pgdp, __pa_symbol(__inittext_begin),
   746				      __inittext_begin, __inittext_end,
   747				      text_prot, 0);
   748		create_kernel_mapping(pgdp, __pa_symbol(__initdata_begin),
   749				      __initdata_begin, __initdata_end,
   750				      PAGE_KERNEL, 0);
   751		create_kernel_mapping(pgdp, __pa_symbol(_data), _data, _end,
   752				      PAGE_KERNEL, 0);
   753	}
   754	

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