1194 iomap_submit_ioend(struct iomap_writepage_ctx *wpc, struct iomap_ioend *ioend,  in iomap_submit_ioend()  argument
1200 	if (wpc->ops->prepare_ioend)  in iomap_submit_ioend()
1201 		error = wpc->ops->prepare_ioend(ioend, error);  in iomap_submit_ioend()
1219 iomap_alloc_ioend(struct inode *inode, struct iomap_writepage_ctx *wpc,  in iomap_alloc_ioend()  argument
1226 	bio_set_dev(bio, wpc->iomap.bdev);  in iomap_alloc_ioend()
1234 	ioend->io_type = wpc->iomap.type;  in iomap_alloc_ioend()
1235 	ioend->io_flags = wpc->iomap.flags;  in iomap_alloc_ioend()
1269 iomap_can_add_to_ioend(struct iomap_writepage_ctx *wpc, loff_t offset,  in iomap_can_add_to_ioend()  argument
1272 	if ((wpc->iomap.flags & IOMAP_F_SHARED) !=  in iomap_can_add_to_ioend()
1273 	    (wpc->ioend->io_flags & IOMAP_F_SHARED))  in iomap_can_add_to_ioend()
1275 	if (wpc->iomap.type != wpc->ioend->io_type)  in iomap_can_add_to_ioend()
1277 	if (offset != wpc->ioend->io_offset + wpc->ioend->io_size)  in iomap_can_add_to_ioend()
1279 	if (sector != bio_end_sector(wpc->ioend->io_bio))  in iomap_can_add_to_ioend()
1290 		struct iomap_page *iop, struct iomap_writepage_ctx *wpc,  in iomap_add_to_ioend()  argument
1293 	sector_t sector = iomap_sector(&wpc->iomap, offset);  in iomap_add_to_ioend()
1298 	if (!wpc->ioend || !iomap_can_add_to_ioend(wpc, offset, sector)) {  in iomap_add_to_ioend()
1299 		if (wpc->ioend)  in iomap_add_to_ioend()
1300 			list_add(&wpc->ioend->io_list, iolist);  in iomap_add_to_ioend()
1301 		wpc->ioend = iomap_alloc_ioend(inode, wpc, offset, sector, wbc);  in iomap_add_to_ioend()
1304 	merged = __bio_try_merge_page(wpc->ioend->io_bio, page, len, poff,  in iomap_add_to_ioend()
1310 		if (bio_full(wpc->ioend->io_bio, len)) {  in iomap_add_to_ioend()
1311 			wpc->ioend->io_bio =  in iomap_add_to_ioend()
1312 				iomap_chain_bio(wpc->ioend->io_bio);  in iomap_add_to_ioend()
1314 		bio_add_page(wpc->ioend->io_bio, page, len, poff);  in iomap_add_to_ioend()
1317 	wpc->ioend->io_size += len;  in iomap_add_to_ioend()
1338 iomap_writepage_map(struct iomap_writepage_ctx *wpc,  in iomap_writepage_map()  argument
1363 		error = wpc->ops->map_blocks(wpc, inode, file_offset);  in iomap_writepage_map()
1366 		if (WARN_ON_ONCE(wpc->iomap.type == IOMAP_INLINE))  in iomap_writepage_map()
1368 		if (wpc->iomap.type == IOMAP_HOLE)  in iomap_writepage_map()
1370 		iomap_add_to_ioend(inode, file_offset, page, iop, wpc, wbc,  in iomap_writepage_map()
1375 	WARN_ON_ONCE(!wpc->ioend && !list_empty(&submit_list));  in iomap_writepage_map()
1393 		if (wpc->ops->discard_page)  in iomap_writepage_map()
1394 			wpc->ops->discard_page(page, file_offset);  in iomap_writepage_map()
1414 		error2 = iomap_submit_ioend(wpc, ioend, error);  in iomap_writepage_map()
1440 	struct iomap_writepage_ctx *wpc = data;  in iomap_do_writepage()  local
1528 	return iomap_writepage_map(wpc, wbc, inode, page, end_offset);  in iomap_do_writepage()
1538 		struct iomap_writepage_ctx *wpc,  in iomap_writepage()  argument
1543 	wpc->ops = ops;  in iomap_writepage()
1544 	ret = iomap_do_writepage(page, wbc, wpc);  in iomap_writepage()
1545 	if (!wpc->ioend)  in iomap_writepage()
1547 	return iomap_submit_ioend(wpc, wpc->ioend, ret);  in iomap_writepage()
1553 		struct iomap_writepage_ctx *wpc,  in iomap_writepages()  argument
1558 	wpc->ops = ops;  in iomap_writepages()
1559 	ret = write_cache_pages(mapping, wbc, iomap_do_writepage, wpc);  in iomap_writepages()
1560 	if (!wpc->ioend)  in iomap_writepages()
1562 	return iomap_submit_ioend(wpc, wpc->ioend, ret);  in iomap_writepages()