[opencloudos:next 10809/13046] arch/x86/events/zhaoxin/uncore.c:2835:6: sparse: sparse: symbol 'kx7000_uncore_cpu_init' was not declared. Should it be static?

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

tree:   https://gitee.com/OpenCloudOS/OpenCloudOS-Kernel.git next
head:   ce9f9d823a41831d622fa11e29c3d620c044f51b
commit: 008053bcdeaad929fa3f96b75eee49da15ab0a04 [10809/13046] perf/x86/zhaoxin/uncore: update KX-7000 support
config: x86_64-randconfig-122-20241029 (https://download.01.org/0day-ci/archive/20241031/202410312109.2PJFJpuc-lkp@intel.com/config)
compiler: gcc-12 (Debian 12.2.0-14) 12.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241031/202410312109.2PJFJpuc-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/202410312109.2PJFJpuc-lkp@intel.com/

sparse warnings: (new ones prefixed by >>)
   arch/x86/events/zhaoxin/uncore.c:339:1: sparse: sparse: symbol '__pcpu_scope_zx_package_id' was not declared. Should it be static?
   arch/x86/events/zhaoxin/uncore.c:340:1: sparse: sparse: symbol '__pcpu_scope_zx_subnode_id' was not declared. Should it be static?
   arch/x86/events/zhaoxin/uncore.c:341:1: sparse: sparse: symbol '__pcpu_scope_zx_cluster_id' was not declared. Should it be static?
   arch/x86/events/zhaoxin/uncore.c:396:1: sparse: sparse: symbol '__pcpu_scope_zx_cluster_core_bits' was not declared. Should it be static?
   arch/x86/events/zhaoxin/uncore.c:397:1: sparse: sparse: symbol '__pcpu_scope_zx_subnode_core_bits' was not declared. Should it be static?
   arch/x86/events/zhaoxin/uncore.c:2433:28: sparse: sparse: symbol 'uncore_msr_cluster_uncores' was not declared. Should it be static?
   arch/x86/events/zhaoxin/uncore.c:2438:28: sparse: sparse: symbol 'uncore_msr_subnode_uncores' was not declared. Should it be static?
   arch/x86/events/zhaoxin/uncore.c:2444:28: sparse: sparse: symbol 'uncore_pci_subnode_uncores' was not declared. Should it be static?
   arch/x86/events/zhaoxin/uncore.c:2805:6: sparse: sparse: symbol 'kx5000_uncore_cpu_init' was not declared. Should it be static?
   arch/x86/events/zhaoxin/uncore.c:2814:6: sparse: sparse: symbol 'kh40000_uncore_cpu_init' was not declared. Should it be static?
   arch/x86/events/zhaoxin/uncore.c:2819:5: sparse: sparse: symbol 'kh40000_uncore_pci_init' was not declared. Should it be static?
>> arch/x86/events/zhaoxin/uncore.c:2835:6: sparse: sparse: symbol 'kx7000_uncore_cpu_init' was not declared. Should it be static?
>> arch/x86/events/zhaoxin/uncore.c:2850:5: sparse: sparse: symbol 'kx7000_uncore_pci_init' was not declared. Should it be static?
>> arch/x86/events/zhaoxin/uncore.c:2858:6: sparse: sparse: symbol 'kx7000_uncore_mmio_init' was not declared. Should it be static?
   arch/x86/events/zhaoxin/uncore.c: note: in included file (through include/linux/preempt.h, include/linux/spinlock.h, include/linux/mmzone.h, ...):
   include/linux/list.h:83:21: sparse: sparse: self-comparison always evaluates to true
   include/linux/list.h:83:21: sparse: sparse: self-comparison always evaluates to true

vim +/kx7000_uncore_cpu_init +2835 arch/x86/events/zhaoxin/uncore.c

  2834	
> 2835	void kx7000_uncore_cpu_init(void)
  2836	{
  2837		u64 val;
  2838		int cpu;
  2839	
  2840		uncore_msr_uncores = kx7000_msr_uncores;
  2841	
  2842		/* clear bit 16 of MSR 0x1877 so that HIF can work normally */
  2843		for_each_present_cpu(cpu) {
  2844			rdmsrl_on_cpu(cpu, 0x1877, &val);
  2845			val = val & 0xfffffffffffeffffULL;
  2846			wrmsrl_on_cpu(cpu, 0x1877, val);
  2847		}
  2848	}
  2849	
> 2850	int kx7000_uncore_pci_init(void)
  2851	{
  2852		uncore_pci_uncores = kx7000_pci_uncores;
  2853		uncore_pci_driver = &kx7000_uncore_pci_driver;
  2854	
  2855		return 0;
  2856	}
  2857	
> 2858	void kx7000_uncore_mmio_init(void)
  2859	{
  2860		uncore_mmio_uncores = kx7000_mmio_uncores;
  2861	}
  2862	

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