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

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

--
0-DAY CI Kernel Test Service
https://01.org/lkp

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