411 	int (*write_begin)(struct file *, struct address_space *mapping,
414 	int (*write_end)(struct file *, struct address_space *mapping,
502 static inline bool mapping_tagged(struct address_space *mapping, xa_mark_t tag)  in mapping_tagged()  argument
504 	return xa_marked(&mapping->i_pages, tag);  in mapping_tagged()
507 static inline void i_mmap_lock_write(struct address_space *mapping)  in i_mmap_lock_write()  argument
509 	down_write(&mapping->i_mmap_rwsem);  in i_mmap_lock_write()
512 static inline int i_mmap_trylock_write(struct address_space *mapping)  in i_mmap_trylock_write()  argument
514 	return down_write_trylock(&mapping->i_mmap_rwsem);  in i_mmap_trylock_write()
517 static inline void i_mmap_unlock_write(struct address_space *mapping)  in i_mmap_unlock_write()  argument
519 	up_write(&mapping->i_mmap_rwsem);  in i_mmap_unlock_write()
522 static inline int i_mmap_trylock_read(struct address_space *mapping)  in i_mmap_trylock_read()  argument
524 	return down_read_trylock(&mapping->i_mmap_rwsem);  in i_mmap_trylock_read()
527 static inline void i_mmap_lock_read(struct address_space *mapping)  in i_mmap_lock_read()  argument
529 	down_read(&mapping->i_mmap_rwsem);  in i_mmap_lock_read()
532 static inline void i_mmap_unlock_read(struct address_space *mapping)  in i_mmap_unlock_read()  argument
534 	up_read(&mapping->i_mmap_rwsem);  in i_mmap_unlock_read()
537 static inline void i_mmap_assert_locked(struct address_space *mapping)  in i_mmap_assert_locked()  argument
539 	lockdep_assert_held(&mapping->i_mmap_rwsem);  in i_mmap_assert_locked()
542 static inline void i_mmap_assert_write_locked(struct address_space *mapping)  in i_mmap_assert_write_locked()  argument
544 	lockdep_assert_held_write(&mapping->i_mmap_rwsem);  in i_mmap_assert_write_locked()
550 static inline int mapping_mapped(struct address_space *mapping)  in mapping_mapped()  argument
552 	return	!RB_EMPTY_ROOT(&mapping->i_mmap.rb_root);  in mapping_mapped()
564 static inline int mapping_writably_mapped(struct address_space *mapping)  in mapping_writably_mapped()  argument
566 	return atomic_read(&mapping->i_mmap_writable) > 0;  in mapping_writably_mapped()
569 static inline int mapping_map_writable(struct address_space *mapping)  in mapping_map_writable()  argument
571 	return atomic_inc_unless_negative(&mapping->i_mmap_writable) ?  in mapping_map_writable()
575 static inline void mapping_unmap_writable(struct address_space *mapping)  in mapping_unmap_writable()  argument
577 	atomic_dec(&mapping->i_mmap_writable);  in mapping_unmap_writable()
580 static inline int mapping_deny_writable(struct address_space *mapping)  in mapping_deny_writable()  argument
582 	return atomic_dec_unless_positive(&mapping->i_mmap_writable) ?  in mapping_deny_writable()
586 static inline void mapping_allow_writable(struct address_space *mapping)  in mapping_allow_writable()  argument
588 	atomic_inc(&mapping->i_mmap_writable);  in mapping_allow_writable()
860 static inline void filemap_invalidate_lock(struct address_space *mapping)  in filemap_invalidate_lock()  argument
862 	down_write(&mapping->invalidate_lock);  in filemap_invalidate_lock()
865 static inline void filemap_invalidate_unlock(struct address_space *mapping)  in filemap_invalidate_unlock()  argument
867 	up_write(&mapping->invalidate_lock);  in filemap_invalidate_unlock()
870 static inline void filemap_invalidate_lock_shared(struct address_space *mapping)  in filemap_invalidate_lock_shared()  argument
872 	down_read(&mapping->invalidate_lock);  in filemap_invalidate_lock_shared()
876 					struct address_space *mapping)  in filemap_invalidate_trylock_shared()  argument
878 	return down_read_trylock(&mapping->invalidate_lock);  in filemap_invalidate_trylock_shared()
882 					struct address_space *mapping)  in filemap_invalidate_unlock_shared()  argument
884 	up_read(&mapping->invalidate_lock);  in filemap_invalidate_unlock_shared()
2865 int filemap_fdatawrite_range_kick(struct address_space *mapping, loff_t start,
2900 		struct address_space *mapping = iocb->ki_filp->f_mapping;  in generic_write_sync()  local
2902 		filemap_fdatawrite_range_kick(mapping, iocb->ki_pos - count,  in generic_write_sync()
3120 extern void address_space_init_once(struct address_space *mapping);
3268 file_ra_state_init(struct file_ra_state *ra, struct address_space *mapping);
3432 extern int simple_write_begin(struct file *file, struct address_space *mapping,