[bjackman:asi/next 27/49] include/linux/set_memory.h:77:20: error: redefinition of 'direct_map_sensitive'

[bjackman:asi/next 27/49] include/linux/set_memory.h:77:20: error: redefinition of 'direct_map_sensitive'

[kernel test robot]

tree:   https://github.com/bjackman/linux asi/next
head:   3c0474df6f211ae4eebffa6f5538335687dd9e0b
commit: c1f37f806e373cf7de31395a0cb72c0e11a1593a [27/49] mm/asi: bad_page() when ASI mappings are wrong
config: alpha-allnoconfig (https://download.01.org/0day-ci/archive/20251112/202511120744.Ej8ITYYu-lkp@intel.com/config)
compiler: alpha-linux-gcc (GCC) 15.1.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251112/202511120744.Ej8ITYYu-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/202511120744.Ej8ITYYu-lkp@intel.com/

All errors (new ones prefixed by >>):

   In file included from include/linux/filter.h:19,
                    from kernel/extable.c:14:
   include/linux/set_memory.h:73:5: error: redefinition of 'set_direct_map_sensitive'
      73 | int set_direct_map_sensitive(struct page *page, unsigned long nr, bool sensitive)
         |     ^~~~~~~~~~~~~~~~~~~~~~~~
   include/linux/set_memory.h:48:19: note: previous definition of 'set_direct_map_sensitive' with type 'int(struct page *, long unsigned int,  bool)' {aka 'int(struct page *, long unsigned int,  _Bool)'}
      48 | static inline int set_direct_map_sensitive(struct page *page,
         |                   ^~~~~~~~~~~~~~~~~~~~~~~~
>> include/linux/set_memory.h:77:20: error: redefinition of 'direct_map_sensitive'
      77 | static inline bool direct_map_sensitive(struct page *page) { return false; }
         |                    ^~~~~~~~~~~~~~~~~~~~
   include/linux/set_memory.h:54:20: note: previous definition of 'direct_map_sensitive' with type 'bool(struct page *)' {aka '_Bool(struct page *)'}
      54 | static inline bool direct_map_sensitive(struct page *page) { return false; }
         |                    ^~~~~~~~~~~~~~~~~~~~


vim +/direct_map_sensitive +77 include/linux/set_memory.h

d253ca0c3865a8 Rick Edgecombe  2019-04-25  69  
6dd7718570d9a8 Brendan Jackman 2025-09-11  70  /* Without ASI, sensitivity ops are a nop regardless of ARCH_HAS_SET_DIRECT_MAP. */
6dd7718570d9a8 Brendan Jackman 2025-09-11  71  #ifndef CONFIG_MITIGATION_ADDRESS_SPACE_ISOLATION
6dd7718570d9a8 Brendan Jackman 2025-09-11  72  static inline
6dd7718570d9a8 Brendan Jackman 2025-09-11  73  int set_direct_map_sensitive(struct page *page, unsigned long nr, bool sensitive)
6dd7718570d9a8 Brendan Jackman 2025-09-11  74  {
6dd7718570d9a8 Brendan Jackman 2025-09-11  75  	return 0;
6dd7718570d9a8 Brendan Jackman 2025-09-11  76  }
6dd7718570d9a8 Brendan Jackman 2025-09-11 @77  static inline bool direct_map_sensitive(struct page *page) { return false; }
6dd7718570d9a8 Brendan Jackman 2025-09-11  78  #endif /* !CONFIG_MITIGATION_ADDRESS_SPACE_ISOLATION */
6dd7718570d9a8 Brendan Jackman 2025-09-11  79  

:::::: The code at line 77 was first introduced by commit
:::::: 6dd7718570d9a84ab2563fd3e9d696935dfd904b mm/asi: support changing pageblock sensitivity

:::::: TO: Brendan Jackman <jackmanb@google.com>
:::::: CC: Brendan Jackman <jackmanb@google.com>

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