70 static inline void set_page_refcounted(struct page *page)  in set_page_refcounted()  argument
72 	VM_BUG_ON_PAGE(PageTail(page), page);  in set_page_refcounted()
73 	VM_BUG_ON_PAGE(page_ref_count(page), page);  in set_page_refcounted()
74 	set_page_count(page, 1);  in set_page_refcounted()
88 extern int isolate_lru_page(struct page *page);
89 extern void putback_lru_page(struct page *page);
147 extern struct page *__pageblock_pfn_to_page(unsigned long start_pfn,
150 static inline struct page *pageblock_pfn_to_page(unsigned long start_pfn,  in pageblock_pfn_to_page()
159 extern int __isolate_free_page(struct page *page, unsigned int order);
160 extern void memblock_free_pages(struct page *page, unsigned long pfn,
162 extern void __free_pages_core(struct page *page, unsigned int order);
163 extern void prep_compound_page(struct page *page, unsigned int order);
164 extern void post_alloc_hook(struct page *page, unsigned int order,
214 	struct page *page;  member
236 static inline unsigned int page_order(struct page *page)  in page_order()  argument
239 	return page_private(page);  in page_order()
253 #define page_order_unsafe(page)		READ_ONCE(page_private(page))  argument
308 extern void mlock_vma_page(struct page *page);
309 extern unsigned int munlock_vma_page(struct page *page);
320 extern void clear_page_mlock(struct page *page);
327 static inline void mlock_migrate_page(struct page *newpage, struct page *page)  in mlock_migrate_page()  argument
329 	if (TestClearPageMlocked(page)) {  in mlock_migrate_page()
330 		int nr_pages = hpage_nr_pages(page);  in mlock_migrate_page()
333 		__mod_zone_page_state(page_zone(page), NR_MLOCK, -nr_pages);  in mlock_migrate_page()
345 __vma_address(struct page *page, struct vm_area_struct *vma)  in __vma_address()  argument
347 	pgoff_t pgoff = page_to_pgoff(page);  in __vma_address()
352 vma_address(struct page *page, struct vm_area_struct *vma)  in vma_address()  argument
356 	start = __vma_address(page, vma);  in vma_address()
357 	end = start + PAGE_SIZE * (hpage_nr_pages(page) - 1);  in vma_address()
387 static inline void clear_page_mlock(struct page *page) { }  in clear_page_mlock()  argument
388 static inline void mlock_vma_page(struct page *page) { }  in mlock_vma_page()  argument
389 static inline void mlock_migrate_page(struct page *new, struct page *old) { }  in mlock_migrate_page()
398 static inline struct page *mem_map_offset(struct page *base, int offset)  in mem_map_offset()
409 static inline struct page *mem_map_next(struct page *iter,  in mem_map_next()
410 						struct page *base, int offset)  in mem_map_next()
486 extern int hwpoison_filter(struct page *p);
568 static inline bool is_migrate_highatomic_page(struct page *page)  in is_migrate_highatomic_page()  argument
570 	return get_pageblock_migratetype(page) == MIGRATE_HIGHATOMIC;  in is_migrate_highatomic_page()
574 extern struct page *alloc_new_node_page(struct page *page, unsigned long node);