293 struct address_space;
367 	int (*writepages)(struct address_space *, struct writeback_control *);
376 	int (*readpages)(struct file *filp, struct address_space *mapping,
379 	int (*write_begin)(struct file *, struct address_space *mapping,
382 	int (*write_end)(struct file *, struct address_space *mapping,
387 	sector_t (*bmap)(struct address_space *, sector_t);
396 	int (*migratepage) (struct address_space *,
404 	int (*error_remove_page)(struct address_space *, struct page *);
418 int pagecache_write_begin(struct file *, struct address_space *mapping,
422 int pagecache_write_end(struct file *, struct address_space *mapping,
445 struct address_space {  struct
519 static inline bool mapping_tagged(struct address_space *mapping, xa_mark_t tag)  in mapping_tagged()
524 static inline void i_mmap_lock_write(struct address_space *mapping)  in i_mmap_lock_write()
529 static inline void i_mmap_unlock_write(struct address_space *mapping)  in i_mmap_unlock_write()
534 static inline void i_mmap_lock_read(struct address_space *mapping)  in i_mmap_lock_read()
539 static inline void i_mmap_unlock_read(struct address_space *mapping)  in i_mmap_unlock_read()
547 static inline int mapping_mapped(struct address_space *mapping)  in mapping_mapped()
561 static inline int mapping_writably_mapped(struct address_space *mapping)  in mapping_writably_mapped()
566 static inline int mapping_map_writable(struct address_space *mapping)  in mapping_map_writable()
572 static inline void mapping_unmap_writable(struct address_space *mapping)  in mapping_unmap_writable()
577 static inline int mapping_deny_writable(struct address_space *mapping)  in mapping_deny_writable()
583 static inline void mapping_allow_writable(struct address_space *mapping)  in mapping_allow_writable()
642 	struct address_space	*i_mapping;
712 	struct address_space	i_data;
971 	struct address_space	*f_mapping;
2713 unsigned long invalidate_mapping_pages(struct address_space *mapping,
2722 extern int invalidate_inode_pages2(struct address_space *mapping);
2723 extern int invalidate_inode_pages2_range(struct address_space *mapping,
2726 extern int filemap_fdatawrite(struct address_space *);
2727 extern int filemap_flush(struct address_space *);
2728 extern int filemap_fdatawait_keep_errors(struct address_space *mapping);
2729 extern int filemap_fdatawait_range(struct address_space *, loff_t lstart,
2731 extern int filemap_fdatawait_range_keep_errors(struct address_space *mapping,
2734 static inline int filemap_fdatawait(struct address_space *mapping)  in filemap_fdatawait()
2739 extern bool filemap_range_has_page(struct address_space *, loff_t lstart,
2741 extern int filemap_write_and_wait(struct address_space *mapping);
2742 extern int filemap_write_and_wait_range(struct address_space *mapping,
2744 extern int __filemap_fdatawrite_range(struct address_space *mapping,
2746 extern int filemap_fdatawrite_range(struct address_space *mapping,
2748 extern int filemap_check_errors(struct address_space *mapping);
2749 extern void __filemap_set_wb_err(struct address_space *mapping, int err);
2776 static inline void filemap_set_wb_err(struct address_space *mapping, int err)  in filemap_set_wb_err()
2793 static inline int filemap_check_wb_err(struct address_space *mapping,  in filemap_check_wb_err()
2806 static inline errseq_t filemap_sample_wb_err(struct address_space *mapping)  in filemap_sample_wb_err()
2811 static inline int filemap_nr_thps(struct address_space *mapping)  in filemap_nr_thps()
2820 static inline void filemap_nr_thps_inc(struct address_space *mapping)  in filemap_nr_thps_inc()
2829 static inline void filemap_nr_thps_dec(struct address_space *mapping)  in filemap_nr_thps_dec()
3016 extern void address_space_init_once(struct address_space *mapping);
3128 file_ra_state_init(struct file_ra_state *ra, struct address_space *mapping);
3306 extern int simple_write_begin(struct file *file, struct address_space *mapping,
3309 extern int simple_write_end(struct file *file, struct address_space *mapping,
3341 extern int buffer_migrate_page(struct address_space *,
3344 extern int buffer_migrate_page_norefs(struct address_space *,