[arm-perf:overflow-stack 10/13] arch/arm64/include/asm/sdei.h:49:15: error: expected identifier or '('

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/will/linux.git overflow-stack
head:   7c0748c59a858f301fc801a9818ea1c11ff88ff0
commit: d017f75e2f157a38b824c8f4253f07fac65622eb [10/13] arm64: entry: Point SP_EL0 at the overflow stack
config: arm64-randconfig-002-20260730 (https://download.01.org/0day-ci/archive/20260731/[email protected]/config)
compiler: clang version 21.1.8 (https://github.com/llvm/llvm-project 2078da43e25a4623cab2d0d60decddf709aaea28)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260731/[email protected]/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 <[email protected]>
| Closes: https://lore.kernel.org/oe-kbuild-all/[email protected]/

All errors (new ones prefixed by >>):

   In file included from arch/arm64/kernel/smp.c:52:
   In file included from arch/arm64/include/asm/stacktrace.h:16:
>> arch/arm64/include/asm/sdei.h:49:15: error: expected identifier or '('
      49 | unsigned long sdei_arch_get_entry_point(int conduit);
         |               ^
   include/linux/arm_sdei.h:16:45: note: expanded from macro 'sdei_arch_get_entry_point'
      16 | #define sdei_arch_get_entry_point(conduit)      (0)
         |                                                  ^
   In file included from arch/arm64/kernel/smp.c:52:
   In file included from arch/arm64/include/asm/stacktrace.h:16:
>> arch/arm64/include/asm/sdei.h:49:15: error: expected ')'
   include/linux/arm_sdei.h:16:45: note: expanded from macro 'sdei_arch_get_entry_point'
      16 | #define sdei_arch_get_entry_point(conduit)      (0)
         |                                                  ^
   arch/arm64/include/asm/sdei.h:49:15: note: to match this '('
   include/linux/arm_sdei.h:16:44: note: expanded from macro 'sdei_arch_get_entry_point'
      16 | #define sdei_arch_get_entry_point(conduit)      (0)
         |                                                 ^
   In file included from arch/arm64/kernel/smp.c:52:
   In file included from arch/arm64/include/asm/stacktrace.h:16:
   arch/arm64/include/asm/sdei.h:50:9: warning: 'sdei_arch_get_entry_point' macro redefined [-Wmacro-redefined]
      50 | #define sdei_arch_get_entry_point(x)    sdei_arch_get_entry_point(x)
         |         ^
   include/linux/arm_sdei.h:16:9: note: previous definition is here
      16 | #define sdei_arch_get_entry_point(conduit)      (0)
         |         ^
   1 warning and 2 errors generated.


vim +49 arch/arm64/include/asm/sdei.h

5cd474e57368f0 D Scott Phillips 2023-06-26  37  
f5df26961853d6 James Morse      2018-01-08  38  /*
f5df26961853d6 James Morse      2018-01-08  39   * The above entry point does the minimum to call C code. This function does
f5df26961853d6 James Morse      2018-01-08  40   * anything else, before calling the driver.
f5df26961853d6 James Morse      2018-01-08  41   */
f5df26961853d6 James Morse      2018-01-08  42  struct sdei_registered_event;
f5df26961853d6 James Morse      2018-01-08  43  asmlinkage unsigned long __sdei_handler(struct pt_regs *regs,
f5df26961853d6 James Morse      2018-01-08  44  					struct sdei_registered_event *arg);
f5df26961853d6 James Morse      2018-01-08  45  
d60b228fd19985 Mark Rutland     2021-06-07  46  unsigned long do_sdei_event(struct pt_regs *regs,
d60b228fd19985 Mark Rutland     2021-06-07  47  			    struct sdei_registered_event *arg);
d60b228fd19985 Mark Rutland     2021-06-07  48  
f5df26961853d6 James Morse      2018-01-08 @49  unsigned long sdei_arch_get_entry_point(int conduit);
f5df26961853d6 James Morse      2018-01-08  50  #define sdei_arch_get_entry_point(x)	sdei_arch_get_entry_point(x)
f5df26961853d6 James Morse      2018-01-08  51  

:::::: The code at line 49 was first introduced by commit
:::::: f5df26961853d6809d704cedcaf082c57f635a64 arm64: kernel: Add arch-specific SDEI entry code and CPU masking

:::::: TO: James Morse <[email protected]>
:::::: CC: Catalin Marinas <[email protected]>

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