Re: [PATCH 20/20] ARC: pt_regs: create seperate type for ecr

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

Hi Vineet,

kernel test robot noticed the following build errors:

[auto build test ERROR on vgupta-arc/for-curr]
[cannot apply to vgupta-arc/for-next linus/master v6.5-rc6 next-20230809]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]

url:    https://github.com/intel-lab-lkp/linux/commits/Vineet-Gupta/ARC-uaccess-remove-arc-specific-out-of-line-handles-for-Os/20230815-085308
base:   https://git.kernel.org/pub/scm/linux/kernel/git/vgupta/arc.git for-curr
patch link:    https://lore.kernel.org/r/20230815004813.555115-21-vgupta%40kernel.org
patch subject: [PATCH 20/20] ARC: pt_regs: create seperate type for ecr
config: arc-randconfig-r043-20230815 (https://download.01.org/0day-ci/archive/20230815/202308151342.ROQ9Urvv-lkp@intel.com/config)
compiler: arc-elf-gcc (GCC) 12.3.0
reproduce: (https://download.01.org/0day-ci/archive/20230815/202308151342.ROQ9Urvv-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/202308151342.ROQ9Urvv-lkp@intel.com/

All errors (new ones prefixed by >>):

   In file included from arch/arc/include/asm/ptrace.h:11,
                    from arch/arc/include/asm/bug.h:11,
                    from include/linux/bug.h:5,
                    from include/linux/page-flags.h:10,
                    from kernel/bounds.c:10:
   arch/arc/include/asm/ptrace.h: In function 'regs_get_register':
>> include/linux/stddef.h:16:33: error: 'struct pt_regs' has no member named 'event'
      16 | #define offsetof(TYPE, MEMBER)  __builtin_offsetof(TYPE, MEMBER)
         |                                 ^~~~~~~~~~~~~~~~~~
   include/linux/compiler.h:77:45: note: in definition of macro 'unlikely'
      77 | # define unlikely(x)    __builtin_expect(!!(x), 0)
         |                                             ^
   arch/arc/include/asm/ptrace.h:57:24: note: in expansion of macro 'offsetof'
      57 | #define MAX_REG_OFFSET offsetof(struct pt_regs, event)
         |                        ^~~~~~~~
   arch/arc/include/asm/ptrace.h:164:31: note: in expansion of macro 'MAX_REG_OFFSET'
     164 |         if (unlikely(offset > MAX_REG_OFFSET))
         |                               ^~~~~~~~~~~~~~
   make[3]: *** [scripts/Makefile.build:116: kernel/bounds.s] Error 1 shuffle=716081594
   make[3]: Target 'prepare' not remade because of errors.
   make[2]: *** [Makefile:1287: prepare0] Error 2 shuffle=716081594
   make[2]: Target 'prepare' not remade because of errors.
   make[1]: *** [Makefile:234: __sub-make] Error 2 shuffle=716081594
   make[1]: Target 'prepare' not remade because of errors.
   make: *** [Makefile:234: __sub-make] Error 2 shuffle=716081594
   make: Target 'prepare' not remade because of errors.


vim +16 include/linux/stddef.h

6e218287432472 Richard Knutsson 2006-09-30  14  
^1da177e4c3f41 Linus Torvalds   2005-04-16  15  #undef offsetof
14e83077d55ff4 Rasmus Villemoes 2022-03-23 @16  #define offsetof(TYPE, MEMBER)	__builtin_offsetof(TYPE, MEMBER)
3876488444e712 Denys Vlasenko   2015-03-09  17  

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