[davidhildenbrand:pat 5/10] include/linux/pgtable.h:1493:1: error: expected declaration specifiers or '...' before '{' token

[davidhildenbrand:pat 5/10] include/linux/pgtable.h:1493:1: error: expected declaration specifiers or '...' before '{' token

[kernel test robot]

tree:   https://github.com/davidhildenbrand/linux pat
head:   f60106362383c7fbbe2d6fc75c7fc17a85ed2da9
commit: 198b01f86519142d65d84243c329c8beb5f9117a [5/10] x86/mm/pat: remove old pfnmap tracking interface
config: riscv-randconfig-001-20250430 (https://download.01.org/0day-ci/archive/20250430/202504300652.xffIda1s-lkp@intel.com/config)
compiler: riscv32-linux-gcc (GCC) 7.5.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250430/202504300652.xffIda1s-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/202504300652.xffIda1s-lkp@intel.com/

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

   In file included from include/linux/mm.h:31:0,
                    from arch/riscv/kernel/asm-offsets.c:8:
>> include/linux/pgtable.h:1493:1: error: expected declaration specifiers or '...' before '{' token
    {
    ^
>> include/linux/pgtable.h:1766:20: error: storage class specified for parameter 'init_espfix_bsp'
    static inline void init_espfix_bsp(void) { }
                       ^~~~~~~~~~~~~~~
>> include/linux/pgtable.h:1766:20: warning: parameter 'init_espfix_bsp' declared 'inline'
>> include/linux/pgtable.h:1766:1: warning: '__gnu_inline__' attribute ignored [-Wattributes]
    static inline void init_espfix_bsp(void) { }
    ^~~~~~
>> include/linux/pgtable.h:1766:20: error: '__no_instrument_function__' attribute applies only to functions
    static inline void init_espfix_bsp(void) { }
                       ^~~~~~~~~~~~~~~
>> include/linux/pgtable.h:1766:42: error: expected ';', ',' or ')' before '{' token
    static inline void init_espfix_bsp(void) { }
                                             ^
   make[3]: *** [scripts/Makefile.build:98: arch/riscv/kernel/asm-offsets.s] Error 1 shuffle=2112879742
   make[3]: Target 'prepare' not remade because of errors.
   make[2]: *** [Makefile:1280: prepare0] Error 2 shuffle=2112879742
   make[2]: Target 'prepare' not remade because of errors.
   make[1]: *** [Makefile:248: __sub-make] Error 2 shuffle=2112879742
   make[1]: Target 'prepare' not remade because of errors.
   make: *** [Makefile:248: __sub-make] Error 2 shuffle=2112879742
   make: Target 'prepare' not remade because of errors.


vim +1493 include/linux/pgtable.h

0f8975ec4db2c8 include/asm-generic/pgtable.h Pavel Emelyanov               2013-07-03  1484  
34801ba9bf0381 include/asm-generic/pgtable.h venkatesh.pallipadi@intel.com 2008-12-19  1485  #ifndef __HAVE_PFNMAP_TRACKING
34801ba9bf0381 include/asm-generic/pgtable.h venkatesh.pallipadi@intel.com 2008-12-19  1486  /*
5180da410db636 include/asm-generic/pgtable.h Suresh Siddha                 2012-10-08  1487   * Interfaces that can be used by architecture code to keep track of
5180da410db636 include/asm-generic/pgtable.h Suresh Siddha                 2012-10-08  1488   * memory type of pfn mappings specified by the remap_pfn_range,
67fa1666223d7c include/asm-generic/pgtable.h Matthew Wilcox                2018-10-26  1489   * vmf_insert_pfn.
5180da410db636 include/asm-generic/pgtable.h Suresh Siddha                 2012-10-08  1490   */
5180da410db636 include/asm-generic/pgtable.h Suresh Siddha                 2012-10-08  1491  
3ab6e156f887d9 include/linux/pgtable.h       David Hildenbrand             2025-04-24  1492  static inline int pfnmap_setup_cachemode(unsigned long pfn, unsigned long size,
5180da410db636 include/asm-generic/pgtable.h Suresh Siddha                 2012-10-08 @1493  {
3ab6e156f887d9 include/linux/pgtable.h       David Hildenbrand             2025-04-24  1494  	return 0;
5180da410db636 include/asm-generic/pgtable.h Suresh Siddha                 2012-10-08  1495  }
5180da410db636 include/asm-generic/pgtable.h Suresh Siddha                 2012-10-08  1496  

:::::: The code at line 1493 was first introduced by commit
:::::: 5180da410db6369d1f95c9014da1c9bc33fb043e x86, pat: separate the pfn attribute tracking for remap_pfn_range and vm_insert_pfn

:::::: TO: Suresh Siddha <suresh.b.siddha@intel.com>
:::::: CC: Linus Torvalds <torvalds@linux-foundation.org>

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