[android-common:android13-5.15 0/2] drivers/android/android_debug_symbols.c:27:6: sparse: sparse: symbol 'ads_page_owner' was not declared. Should it be static?

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

tree:   https://android.googlesource.com/kernel/common android13-5.15
head:   d36711b0a31fb7c6682f53e306fa330cc0b125a2
commit: b2df67a932b5cbd6535de9f1a6e63004992ad014 [0/2] ANDROID: android: Create debug_symbols driver
config: i386-randconfig-061-20251217 (https://download.01.org/0day-ci/archive/20251217/202512171930.FWNm3OS7-lkp@intel.com/config)
compiler: gcc-13 (Debian 13.3.0-16) 13.3.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251217/202512171930.FWNm3OS7-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/202512171930.FWNm3OS7-lkp@intel.com/

sparse warnings: (new ones prefixed by >>)
>> drivers/android/android_debug_symbols.c:27:6: sparse: sparse: symbol 'ads_page_owner' was not declared. Should it be static?
>> drivers/android/android_debug_symbols.c:28:6: sparse: sparse: symbol 'ads_slub_debug' was not declared. Should it be static?
>> drivers/android/android_debug_symbols.c:29:15: sparse: sparse: symbol 'ads_vmalloc_nr_pages' was not declared. Should it be static?
>> drivers/android/android_debug_symbols.c:30:15: sparse: sparse: symbol 'ads_pcpu_nr_pages' was not declared. Should it be static?
>> drivers/android/android_debug_symbols.c:88:9: sparse: sparse: cast removes address space '__percpu' of expression

vim +/ads_page_owner +27 drivers/android/android_debug_symbols.c

    26	
  > 27	bool ads_page_owner;
  > 28	bool ads_slub_debug;
  > 29	unsigned long ads_vmalloc_nr_pages;
  > 30	unsigned long ads_pcpu_nr_pages;
    31	
    32	#define _ADS_ENTRY(index, symbol)			\
    33		[index] = { .name = #symbol, .addr = (void *)symbol }
    34	#define ADS_ENTRY(index, symbol) _ADS_ENTRY(index, symbol)
    35	
    36	#define _ADS_PER_CPU_ENTRY(index, symbol)			\
    37		[index] = { .name = #symbol, .addr = (void *)&symbol }
    38	#define ADS_PER_CPU_ENTRY(index, symbol) _ADS_PER_CPU_ENTRY(index, symbol)
    39	
    40	/*
    41	 * This module maintains static array of symbol and address information.
    42	 * Add all required core kernel symbols and their addresses into ads_entries[] array,
    43	 * so that vendor modules can query and to find address of non-exported symbol.
    44	 */
    45	static const struct ads_entry ads_entries[ADS_END] = {
    46		ADS_ENTRY(ADS_SDATA, _sdata),
    47		ADS_ENTRY(ADS_BSS_END, __bss_stop),
    48		ADS_ENTRY(ADS_PER_CPU_START, __per_cpu_start),
    49		ADS_ENTRY(ADS_PER_CPU_END, __per_cpu_end),
    50		ADS_ENTRY(ADS_START_RO_AFTER_INIT, __start_ro_after_init),
    51		ADS_ENTRY(ADS_END_RO_AFTER_INIT, __end_ro_after_init),
    52		ADS_ENTRY(ADS_LINUX_BANNER, linux_banner),
    53	#ifdef CONFIG_CMA
    54		ADS_ENTRY(ADS_TOTAL_CMA, &totalcma_pages),
    55	#endif
    56		ADS_ENTRY(ADS_SLAB_CACHES, &slab_caches),
    57		ADS_ENTRY(ADS_SLAB_MUTEX, &slab_mutex),
    58		ADS_ENTRY(ADS_MIN_LOW_PFN, &min_low_pfn),
    59		ADS_ENTRY(ADS_MAX_PFN, &max_pfn),
    60		ADS_ENTRY(ADS_VMALLOC_NR_PAGES, &ads_vmalloc_nr_pages),
    61		ADS_ENTRY(ADS_PCPU_NR_PAGES, &ads_pcpu_nr_pages),
    62	#ifdef CONFIG_PAGE_OWNER
    63		ADS_ENTRY(ADS_PAGE_OWNER_ENABLED, &ads_page_owner),
    64	#endif
    65	#ifdef CONFIG_SLUB_DEBUG
    66		ADS_ENTRY(ADS_SLUB_DEBUG, &ads_slub_debug),
    67	#endif
    68	#ifdef CONFIG_SWAP
    69		ADS_ENTRY(ADS_NR_SWAP_PAGES, &nr_swap_pages),
    70	#endif
    71	#ifdef CONFIG_MMU
    72		ADS_ENTRY(ADS_MMAP_MIN_ADDR, &mmap_min_addr),
    73	#endif
    74		ADS_ENTRY(ADS_STACK_GUARD_GAP, &stack_guard_gap),
    75	#ifdef CONFIG_SYSCTL
    76		ADS_ENTRY(ADS_SYSCTL_LEGACY_VA_LAYOUT, &sysctl_legacy_va_layout),
    77	#endif
    78	};
    79	
    80	/*
    81	 * ads_per_cpu_entries array contains all the per_cpu variable address information.
    82	 */
    83	static const struct ads_entry ads_per_cpu_entries[ADS_DEBUG_PER_CPU_END] = {
    84	#ifdef CONFIG_ARM64
    85		ADS_PER_CPU_ENTRY(ADS_IRQ_STACK_PTR, irq_stack_ptr),
    86	#endif
    87	#ifdef CONFIG_X86
  > 88		ADS_PER_CPU_ENTRY(ADS_IRQ_STACK_PTR, hardirq_stack_ptr),
    89	#endif
    90	};
    91	

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