70  * Check if given mapping is supported by the file / underlying device.
157 int dax_writeback_mapping_range(struct address_space *mapping,
160 struct page *dax_layout_busy_page(struct address_space *mapping);
161 struct page *dax_layout_busy_page_range(struct address_space *mapping, loff_t start, loff_t end);
164 dax_entry_t dax_lock_mapping_entry(struct address_space *mapping,
166 void dax_unlock_mapping_entry(struct address_space *mapping,
169 static inline struct page *dax_layout_busy_page(struct address_space *mapping)  in dax_layout_busy_page()  argument
174 static inline struct page *dax_layout_busy_page_range(struct address_space *mapping, pgoff_t start,…  in dax_layout_busy_page_range()  argument
179 static inline int dax_writeback_mapping_range(struct address_space *mapping,  in dax_writeback_mapping_range()  argument
187 	if (IS_DAX(page->mapping->host))  in dax_lock_page()
196 static inline dax_entry_t dax_lock_mapping_entry(struct address_space *mapping,  in dax_lock_mapping_entry()  argument
202 static inline void dax_unlock_mapping_entry(struct address_space *mapping,  in dax_unlock_mapping_entry()  argument
246 int dax_delete_mapping_entry(struct address_space *mapping, pgoff_t index);
247 int dax_invalidate_mapping_entry_sync(struct address_space *mapping,
257 static inline bool dax_mapping(struct address_space *mapping)  in dax_mapping()  argument
259 	return mapping->host && IS_DAX(mapping->host);  in dax_mapping()