1 /* 2 * include/linux/mpage.h 3 * 4 * Contains declarations related to preparing and submitting BIOS which contain 5 * multiple pagecache pages. 6 */ 7 8 /* 9 * (And no, it doesn't do the #ifdef __MPAGE_H thing, and it doesn't do 10 * nested includes. Get it right in the .c file). 11 */ 12 #ifdef CONFIG_BLOCK 13 14 struct mpage_data { 15 struct bio *bio; 16 sector_t last_block_in_bio; 17 get_block_t *get_block; 18 unsigned use_writepage; 19 }; 20 21 struct writeback_control; 22 23 struct bio *mpage_bio_submit(int rw, struct bio *bio); 24 int mpage_readpages(struct address_space *mapping, struct list_head *pages, 25 unsigned nr_pages, get_block_t get_block); 26 int mpage_readpage(struct page *page, get_block_t get_block); 27 int __mpage_writepage(struct page *page, struct writeback_control *wbc, 28 void *data); 29 int mpage_writepages(struct address_space *mapping, 30 struct writeback_control *wbc, get_block_t get_block); 31 int mpage_writepage(struct page *page, get_block_t *get_block, 32 struct writeback_control *wbc); 33 34 #endif 35