Re: [PATCH v2 05/10] MIPS: smp: Implement IPI stats

[kernel test robot]

Hi Jiaxun,

kernel test robot noticed the following build warnings:

[auto build test WARNING on 0b58e108042b0ed28a71cd7edf5175999955b233]

url:    https://github.com/intel-lab-lkp/linux/commits/Jiaxun-Yang/MIPS-smp-Make-IPI-interrupts-scalable/20240706-040839
base:   0b58e108042b0ed28a71cd7edf5175999955b233
patch link:    https://lore.kernel.org/r/20240705-b4-mips-ipi-improvements-v2-5-2d50b56268e8%40flygoat.com
patch subject: [PATCH v2 05/10] MIPS: smp: Implement IPI stats
config: mips-rb532_defconfig (https://download.01.org/0day-ci/archive/20240707/202407070535.1mCAxzdO-lkp@xxxxxxxxx/config)
compiler: clang version 19.0.0git (https://github.com/llvm/llvm-project a0c6b8aef853eedaa0980f07c0a502a5a8a9740e)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240707/202407070535.1mCAxzdO-lkp@xxxxxxxxx/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@xxxxxxxxx>
| Closes: https://lore.kernel.org/oe-kbuild-all/202407070535.1mCAxzdO-lkp@xxxxxxxxx/

All warnings (new ones prefixed by >>):

   In file included from arch/mips/kernel/irq.c:17:
   In file included from include/linux/mm.h:2229:
   include/linux/vmstat.h:514:36: warning: arithmetic between different enumeration types ('enum node_stat_item' and 'enum lru_list') [-Wenum-enum-conversion]
     514 |         return node_stat_name(NR_LRU_BASE + lru) + 3; // skip "nr_"
         |                               ~~~~~~~~~~~ ^ ~~~
   In file included from arch/mips/kernel/irq.c:29:
>> arch/mips/include/asm/ipi.h:54:6: warning: no previous prototype for function 'mips_smp_ipi_set_virq_range' [-Wmissing-prototypes]
      54 | void mips_smp_ipi_set_virq_range(int virq, int nr)
         |      ^
   arch/mips/include/asm/ipi.h:54:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
      54 | void mips_smp_ipi_set_virq_range(int virq, int nr)
         | ^
         | static 
>> arch/mips/include/asm/ipi.h:58:6: warning: no previous prototype for function 'mips_smp_ipi_set_irqdomain' [-Wmissing-prototypes]
      58 | void mips_smp_ipi_set_irqdomain(struct irq_domain *d)
         |      ^
   arch/mips/include/asm/ipi.h:58:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
      58 | void mips_smp_ipi_set_irqdomain(struct irq_domain *d)
         | ^
         | static 
   3 warnings generated.


vim +/mips_smp_ipi_set_virq_range +54 arch/mips/include/asm/ipi.h

42d789a89e6b90 Jiaxun Yang 2024-07-05  48  
42d789a89e6b90 Jiaxun Yang 2024-07-05  49  static inline void mips_smp_show_ipi_stats(struct seq_file *p, int prec)
42d789a89e6b90 Jiaxun Yang 2024-07-05  50  {
42d789a89e6b90 Jiaxun Yang 2024-07-05  51  }
b7a65e07e35cdf Jiaxun Yang 2024-07-05  52  #endif /* CONFIG_GENERIC_IRQ_IPI */
877ae81debcbb0 Jiaxun Yang 2024-07-05  53  #else
877ae81debcbb0 Jiaxun Yang 2024-07-05 @54  void mips_smp_ipi_set_virq_range(int virq, int nr)
877ae81debcbb0 Jiaxun Yang 2024-07-05  55  {
877ae81debcbb0 Jiaxun Yang 2024-07-05  56  }
877ae81debcbb0 Jiaxun Yang 2024-07-05  57  
877ae81debcbb0 Jiaxun Yang 2024-07-05 @58  void mips_smp_ipi_set_irqdomain(struct irq_domain *d)
877ae81debcbb0 Jiaxun Yang 2024-07-05  59  {
877ae81debcbb0 Jiaxun Yang 2024-07-05  60  }
877ae81debcbb0 Jiaxun Yang 2024-07-05  61  

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