[linux-next:master 2858/3432] arch/x86/mm/init_64.c:992:28: error: call to undeclared function 'bootmem_type'; ISO C99 and later do not support implicit function declarations

[linux-next:master 2858/3432] arch/x86/mm/init_64.c:992:28: error: call to undeclared function 'bootmem_type'; ISO C99 and later do not support implicit function declarations

[kernel test robot]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head:   b6270c3bca987530eafc6a15f9d54ecd0033e0e3
commit: cdaa5412be9ac6dcf7649c5f5ab8f8874b9716a8 [2858/3432] bootmem: stop using page->index
config: x86_64-buildonly-randconfig-003-20241010 (https://download.01.org/0day-ci/archive/20241010/202410100816.bZNgCXpD-lkp@intel.com/config)
compiler: clang version 18.1.8 (https://github.com/llvm/llvm-project 3b5b5c1ec4a3095ab096dd780e84d7ab81f3d7ff)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241010/202410100816.bZNgCXpD-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/202410100816.bZNgCXpD-lkp@intel.com/

All errors (new ones prefixed by >>):

>> arch/x86/mm/init_64.c:992:28: error: call to undeclared function 'bootmem_type'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
     992 |                 enum bootmem_type type = bootmem_type(page);
         |                                          ^
   1 error generated.


vim +/bootmem_type +992 arch/x86/mm/init_64.c

   987	
   988	static void __meminit free_pagetable(struct page *page, int order)
   989	{
   990		/* bootmem page has reserved flag */
   991		if (PageReserved(page)) {
 > 992			enum bootmem_type type = bootmem_type(page);
   993			unsigned long nr_pages = 1 << order;
   994	
   995			if (type == SECTION_INFO || type == MIX_SECTION_INFO) {
   996				while (nr_pages--)
   997					put_page_bootmem(page++);
   998			} else
   999				while (nr_pages--)
  1000					free_reserved_page(page++);
  1001		} else
  1002			free_pages((unsigned long)page_address(page), order);
  1003	}
  1004	

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