atomic_dec(&page->_count);
}
+extern unsigned long highest_memmap_pfn;
+
/*
* in mm/vmscan.c:
*/
/*
* in mm/page_alloc.c
*/
-extern unsigned long highest_memmap_pfn;
extern void __free_pages_bootmem(struct page *page, unsigned int order);
extern void prep_compound_page(struct page *page, unsigned long order);