270 	const struct page *:	(const struct folio *)_compound_head(p), \
271 	struct page *:		(struct folio *)_compound_head(p)))
282 #define folio_page(folio, n)	nth_page(&(folio)->page, n)  argument
309 static unsigned long *folio_flags(struct folio *folio, unsigned n)  in folio_flags()  argument
311 	struct page *page = &folio->page;  in folio_flags()
374 static __always_inline bool folio_test_##lname(struct folio *folio)	\
375 { return test_bit(PG_##lname, folio_flags(folio, FOLIO_##policy)); }	\
381 void folio_set_##lname(struct folio *folio)				\
382 { set_bit(PG_##lname, folio_flags(folio, FOLIO_##policy)); }		\
388 void folio_clear_##lname(struct folio *folio)				\
389 { clear_bit(PG_##lname, folio_flags(folio, FOLIO_##policy)); }		\
395 void __folio_set_##lname(struct folio *folio)				\
396 { __set_bit(PG_##lname, folio_flags(folio, FOLIO_##policy)); }		\
402 void __folio_clear_##lname(struct folio *folio)				\
403 { __clear_bit(PG_##lname, folio_flags(folio, FOLIO_##policy)); }	\
409 bool folio_test_set_##lname(struct folio *folio)			\
410 { return test_and_set_bit(PG_##lname, folio_flags(folio, FOLIO_##policy)); } \
416 bool folio_test_clear_##lname(struct folio *folio)			\
417 { return test_and_clear_bit(PG_##lname, folio_flags(folio, FOLIO_##policy)); } \
436 static inline bool folio_test_##lname(const struct folio *folio) { return false; } \
440 static inline void folio_set_##lname(struct folio *folio) { }		\
444 static inline void folio_clear_##lname(struct folio *folio) { }		\
448 static inline void __folio_clear_##lname(struct folio *folio) { }	\
452 static inline bool folio_test_set_##lname(struct folio *folio)		\
457 static inline bool folio_test_clear_##lname(struct folio *folio)	\
535 static __always_inline bool folio_test_swapcache(struct folio *folio)  in PAGEFLAG()
537 	return folio_test_swapbacked(folio) &&  in PAGEFLAG()
538 			test_bit(PG_swapcache, folio_flags(folio, 0));  in PAGEFLAG()
640 static __always_inline bool folio_mapping_flags(struct folio *folio)  in TESTPAGEFLAG()
642 	return ((unsigned long)folio->mapping & PAGE_MAPPING_FLAGS) != 0;  in TESTPAGEFLAG()
650 static __always_inline bool folio_test_anon(struct folio *folio)  in folio_test_anon()  argument
652 	return ((unsigned long)folio->mapping & PAGE_MAPPING_ANON) != 0;  in folio_test_anon()
660 static __always_inline bool __folio_test_movable(const struct folio *folio)  in __folio_test_movable()  argument
662 	return ((unsigned long)folio->mapping & PAGE_MAPPING_FLAGS) ==  in __folio_test_movable()
679 static __always_inline bool folio_test_ksm(struct folio *folio)  in folio_test_ksm()  argument
681 	return ((unsigned long)folio->mapping & PAGE_MAPPING_FLAGS) ==  in folio_test_ksm()
705 static inline bool folio_test_uptodate(struct folio *folio)  in folio_test_uptodate()  argument
707 	bool ret = test_bit(PG_uptodate, folio_flags(folio, 0));  in folio_test_uptodate()
727 static __always_inline void __folio_mark_uptodate(struct folio *folio)  in __folio_mark_uptodate()  argument
730 	__set_bit(PG_uptodate, folio_flags(folio, 0));  in __folio_mark_uptodate()
733 static __always_inline void folio_mark_uptodate(struct folio *folio)  in folio_mark_uptodate()  argument
741 	set_bit(PG_uptodate, folio_flags(folio, 0));  in folio_mark_uptodate()
746 	__folio_mark_uptodate((struct folio *)page);  in __SetPageUptodate()
751 	folio_mark_uptodate((struct folio *)page);  in SetPageUptodate()
756 bool __folio_start_writeback(struct folio *folio, bool keep_write);
759 #define folio_start_writeback(folio)			\  argument
760 	__folio_start_writeback(folio, false)
761 #define folio_start_writeback_keepwrite(folio)	\  argument
762 	__folio_start_writeback(folio, true)
769 static __always_inline bool folio_test_head(struct folio *folio)  in folio_test_head()  argument
771 	return test_bit(PG_head, folio_flags(folio, FOLIO_PF_ANY));  in folio_test_head()
790 static inline bool folio_test_large(struct folio *folio)  in __SETPAGEFLAG()
792 	return folio_test_head(folio);  in __SETPAGEFLAG()
832 static inline bool folio_test_hugetlb(struct folio *folio)  in SETPAGEFLAG()
834 	return folio_test_large(folio) &&  in SETPAGEFLAG()
835 		test_bit(PG_hugetlb, folio_flags(folio, 1));  in SETPAGEFLAG()
927 #define folio_test_type(folio, flag)					\  argument
928 	((folio->page.page_type & (PAGE_TYPE_BASE | flag)) == PAGE_TYPE_BASE)
945 static __always_inline int folio_test_##fname(const struct folio *folio)\
947 	return folio_test_type(folio, PG_##lname);			\
954 static __always_inline void __folio_set_##fname(struct folio *folio)	\
956 	VM_BUG_ON_FOLIO(!folio_test_type(folio, 0), folio);		\
957 	folio->page.page_type &= ~PG_##lname;				\
964 static __always_inline void __folio_clear_##fname(struct folio *folio)	\
966 	VM_BUG_ON_FOLIO(!folio_test_##fname(folio), folio);		\
967 	folio->page.page_type |= PG_##lname;				\
1097 static inline bool folio_has_private(struct folio *folio)  in folio_has_private()  argument
1099 	return page_has_private(&folio->page);  in folio_has_private()