[hnaz-linux-mm:master 60/194] include/linux/pgtable.h:74:27: error: redefinition of 'pte_offset_kernel'

[kernel test robot <lkp@intel.com>]

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tree:   https://github.com/hnaz/linux-mm master
head:   a017b085735719105714da692a82a6eeb8830718
commit: f48b9eb10f8c3f378ea4552fee58db3dea980e62 [60/194] mm: consolidate pte_index() and pte_offset_*() definitions
config: sparc-defconfig (attached as .config)
compiler: sparc-linux-gcc (GCC) 9.3.0
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
        git checkout f48b9eb10f8c3f378ea4552fee58db3dea980e62
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=sparc 

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

All error/warnings (new ones prefixed by >>, old ones prefixed by <<):

In file included from include/linux/mm.h:31,
from include/linux/memblock.h:13,
from arch/sparc/mm/srmmu.c:14:
>> include/linux/pgtable.h:74:27: error: redefinition of 'pte_offset_kernel'
74 | #define pte_offset_kernel pte_offset_kernel
|                           ^~~~~~~~~~~~~~~~~
>> arch/sparc/mm/srmmu.c:144:8: note: in expansion of macro 'pte_offset_kernel'
144 | pte_t *pte_offset_kernel(pmd_t *dir, unsigned long address)
|        ^~~~~~~~~~~~~~~~~
include/linux/pgtable.h:70:22: note: previous definition of 'pte_offset_kernel' was here
70 | static inline pte_t *pte_offset_kernel(pmd_t *pmd, unsigned long address)
|                      ^~~~~~~~~~~~~~~~~
arch/sparc/mm/srmmu.c: In function 'poke_hypersparc':
arch/sparc/mm/srmmu.c:1093:25: error: variable 'clear' set but not used [-Werror=unused-but-set-variable]
1093 |  volatile unsigned long clear;
|                         ^~~~~
cc1: all warnings being treated as errors

vim +/pte_offset_kernel +74 include/linux/pgtable.h

    68	
    69	#ifndef pte_offset_kernel
    70	static inline pte_t *pte_offset_kernel(pmd_t *pmd, unsigned long address)
    71	{
    72		return (pte_t *)pmd_page_vaddr(*pmd) + pte_index(address);
    73	}
  > 74	#define pte_offset_kernel pte_offset_kernel
    75	#endif
    76	

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

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