[bcain:bcain/hmx 93/114] arch/hexagon/kernel/smp.c:74:6: warning: no previous prototype for function 'smp_vm_unmask_irq'

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/bcain/linux.git bcain/hmx
head:   d18cfcbc89df32524d340991739f2a7695263a90
commit: 6b67e2ee11b036dc18ffdc2028d4716b60cec657 [93/114] hexagon: add debug infrastructure
config: hexagon-randconfig-002-20260810 (https://download.01.org/0day-ci/archive/20260810/[email protected]/config)
compiler: clang version 24.0.0git (https://github.com/llvm/llvm-project 12df34b8469b8095359de8c249cb1b2753fadeea)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260810/[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 warnings (new ones prefixed by >>):

>> arch/hexagon/kernel/smp.c:74:6: warning: no previous prototype for function 'smp_vm_unmask_irq' [-Wmissing-prototypes]
      74 | void smp_vm_unmask_irq(void *info)
         |      ^
   arch/hexagon/kernel/smp.c:74:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
      74 | void smp_vm_unmask_irq(void *info)
         | ^
         | static 
   1 warning generated.


vim +/smp_vm_unmask_irq +74 arch/hexagon/kernel/smp.c

43afdf50838634 Richard Kuo 2011-10-31  72  
43afdf50838634 Richard Kuo 2011-10-31  73  /*  Used for IPI call from other CPU's to unmask int  */
43afdf50838634 Richard Kuo 2011-10-31 @74  void smp_vm_unmask_irq(void *info)
43afdf50838634 Richard Kuo 2011-10-31  75  {
43afdf50838634 Richard Kuo 2011-10-31  76  	__vmintop_locen((long) info);
43afdf50838634 Richard Kuo 2011-10-31  77  }
43afdf50838634 Richard Kuo 2011-10-31  78  

:::::: The code at line 74 was first introduced by commit
:::::: 43afdf508386342d714f6911c1976f934b520cb0 Hexagon: Add SMP support

:::::: TO: Richard Kuo <[email protected]>
:::::: CC: Linus Torvalds <[email protected]>

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