[broonie-misc:arm64-bti 5/11] include/linux/elf.h:79:19: error: redefinition of 'arch_parse_elf_property'

[broonie-misc:arm64-bti 5/11] include/linux/elf.h:79:19: error: redefinition of 'arch_parse_elf_property'

[kbuild test robot]

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tree:   https://git.kernel.org/pub/scm/linux/kernel/git/broonie/misc.git arm64-bti
head:   d6897bb309fc4ef374e1de8242eb94d1fb97c13b
commit: 763c26f800f938383277a1289758bf995ad9df1e [5/11] arm64: elf: Enable BTI at exec based on ELF program properties
config: arm64-allnoconfig (attached as .config)
compiler: aarch64-linux-gcc (GCC) 7.5.0
reproduce:
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        git checkout 763c26f800f938383277a1289758bf995ad9df1e
        # save the attached .config to linux build tree
        GCC_VERSION=7.5.0 make.cross ARCH=arm64 

If you fix the issue, kindly add following tag
Reported-by: kbuild test robot <lkp@intel.com>

All errors (new ones prefixed by >>):

   In file included from include/linux/module.h:18:0,
                    from include/linux/kallsyms.h:13,
                    from include/linux/ftrace.h:11,
                    from include/linux/perf_event.h:49,
                    from include/kvm/arm_pmu.h:10,
                    from arch/arm64/include/asm/kvm_host.h:36,
                    from include/linux/kvm_host.h:36,
                    from arch/arm64/kernel/asm-offsets.c:14:
>> include/linux/elf.h:79:19: error: redefinition of 'arch_parse_elf_property'
    static inline int arch_parse_elf_property(u32 type, const void *data,
                      ^~~~~~~~~~~~~~~~~~~~~~~
   In file included from include/linux/elf.h:6:0,
                    from include/linux/module.h:18,
                    from include/linux/kallsyms.h:13,
                    from include/linux/ftrace.h:11,
                    from include/linux/perf_event.h:49,
                    from include/kvm/arm_pmu.h:10,
                    from arch/arm64/include/asm/kvm_host.h:36,
                    from include/linux/kvm_host.h:36,
                    from arch/arm64/kernel/asm-offsets.c:14:
   arch/arm64/include/asm/elf.h:241:19: note: previous definition of 'arch_parse_elf_property' was here
    static inline int arch_parse_elf_property(u32 type, const void *data,
                      ^~~~~~~~~~~~~~~~~~~~~~~
   make[2]: *** [scripts/Makefile.build:101: arch/arm64/kernel/asm-offsets.s] Error 1
   make[2]: Target '__build' not remade because of errors.
   make[1]: *** [Makefile:1112: prepare0] Error 2
   make[1]: Target 'prepare' not remade because of errors.
   make: *** [Makefile:179: sub-make] Error 2
   18 real  4 user  5 sys  56.23% cpu 	make prepare

vim +/arch_parse_elf_property +79 include/linux/elf.h

a1f926d8f77ce5 Dave Martin 2019-10-18  77  
a1f926d8f77ce5 Dave Martin 2019-10-18  78  #ifndef CONFIG_ARCH_USE_GNU_PROPERTY
a1f926d8f77ce5 Dave Martin 2019-10-18 @79  static inline int arch_parse_elf_property(u32 type, const void *data,
a1f926d8f77ce5 Dave Martin 2019-10-18  80  					  size_t datasz, bool compat,
a1f926d8f77ce5 Dave Martin 2019-10-18  81  					  struct arch_elf_state *arch)
a1f926d8f77ce5 Dave Martin 2019-10-18  82  {
a1f926d8f77ce5 Dave Martin 2019-10-18  83  	return 0;
a1f926d8f77ce5 Dave Martin 2019-10-18  84  }
a1f926d8f77ce5 Dave Martin 2019-10-18  85  #else
a1f926d8f77ce5 Dave Martin 2019-10-18  86  extern int arch_parse_elf_property(u32 type, const void *data, size_t datasz,
a1f926d8f77ce5 Dave Martin 2019-10-18  87  				   bool compat, struct arch_elf_state *arch);
a1f926d8f77ce5 Dave Martin 2019-10-18  88  #endif
a1f926d8f77ce5 Dave Martin 2019-10-18  89  

:::::: The code at line 79 was first introduced by commit
:::::: a1f926d8f77ce54c403ba91d81d986635e81ff84 ELF: Add ELF program property parsing support

:::::: TO: Dave Martin <Dave.Martin@arm.com>
:::::: CC: Mark Brown <broonie@kernel.org>

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org

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