210 		struct iomap *iomap)  in iomap_read_inline_data()  argument
219 	BUG_ON(size > PAGE_SIZE - offset_in_page(iomap->inline_data));  in iomap_read_inline_data()
222 	memcpy(addr, iomap->inline_data, size);  in iomap_read_inline_data()
229 		struct iomap *iomap, loff_t pos)  in iomap_block_needs_zeroing()  argument
231 	return iomap->type != IOMAP_MAPPED ||  in iomap_block_needs_zeroing()
232 		(iomap->flags & IOMAP_F_NEW) ||  in iomap_block_needs_zeroing()
238 		struct iomap *iomap, struct iomap *srcmap)  in iomap_readpage_actor()  argument
248 	if (iomap->type == IOMAP_INLINE) {  in iomap_readpage_actor()
250 		iomap_read_inline_data(inode, page, iomap);  in iomap_readpage_actor()
259 	if (iomap_block_needs_zeroing(inode, iomap, pos)) {  in iomap_readpage_actor()
270 	sector = iomap_sector(iomap, pos);  in iomap_readpage_actor()
300 		bio_set_dev(ctx->bio, iomap->bdev);  in iomap_readpage_actor()
355 		void *data, struct iomap *iomap, struct iomap *srcmap)  in iomap_readahead_actor()  argument
372 				ctx, iomap, srcmap);  in iomap_readahead_actor()
536 		unsigned plen, struct iomap *iomap)  in iomap_read_page_sync()  argument
543 	bio.bi_iter.bi_sector = iomap_sector(iomap, block_start);  in iomap_read_page_sync()
544 	bio_set_dev(&bio, iomap->bdev);  in iomap_read_page_sync()
551 		struct page *page, struct iomap *srcmap)  in __iomap_write_begin()
592 		struct page **pagep, struct iomap *iomap, struct iomap *srcmap)  in iomap_write_begin()  argument
594 	const struct iomap_page_ops *page_ops = iomap->page_ops;  in iomap_write_begin()
598 	BUG_ON(pos + len > iomap->offset + iomap->length);  in iomap_write_begin()
599 	if (srcmap != iomap)  in iomap_write_begin()
606 		status = page_ops->page_prepare(inode, pos, len, iomap);  in iomap_write_begin()
620 	else if (iomap->flags & IOMAP_F_BUFFER_HEAD)  in iomap_write_begin()
639 		page_ops->page_done(inode, pos, 0, NULL, iomap);  in iomap_write_begin()
692 		struct iomap *iomap, loff_t pos, size_t copied)  in iomap_write_end_inline()  argument
697 	BUG_ON(pos + copied > PAGE_SIZE - offset_in_page(iomap->inline_data));  in iomap_write_end_inline()
701 	memcpy(iomap->inline_data + pos, addr + pos, copied);  in iomap_write_end_inline()
710 		size_t copied, struct page *page, struct iomap *iomap,  in iomap_write_end()  argument
711 		struct iomap *srcmap)  in iomap_write_end()
713 	const struct iomap_page_ops *page_ops = iomap->page_ops;  in iomap_write_end()
718 		ret = iomap_write_end_inline(inode, page, iomap, pos, copied);  in iomap_write_end()
733 		iomap->flags |= IOMAP_F_SIZE_CHANGED;  in iomap_write_end()
740 		page_ops->page_done(inode, pos, ret, page, iomap);  in iomap_write_end()
750 		struct iomap *iomap, struct iomap *srcmap)  in iomap_write_actor()  argument
784 		status = iomap_write_begin(inode, pos, bytes, 0, &page, iomap,  in iomap_write_actor()
794 		copied = iomap_write_end(inode, pos, bytes, copied, page, iomap,  in iomap_write_actor()
845 		struct iomap *iomap, struct iomap *srcmap)  in iomap_unshare_actor()  argument
851 	if (!(iomap->flags & IOMAP_F_SHARED))  in iomap_unshare_actor()
863 				IOMAP_WRITE_F_UNSHARE, &page, iomap, srcmap);  in iomap_unshare_actor()
867 		status = iomap_write_end(inode, pos, bytes, bytes, page, iomap,  in iomap_unshare_actor()
904 		struct iomap *iomap, struct iomap *srcmap)  in iomap_zero()  argument
911 	status = iomap_write_begin(inode, pos, bytes, 0, &page, iomap, srcmap);  in iomap_zero()
918 	return iomap_write_end(inode, pos, bytes, bytes, page, iomap, srcmap);  in iomap_zero()
922 		loff_t length, void *data, struct iomap *iomap,  in iomap_zero_range_actor()  argument
923 		struct iomap *srcmap)  in iomap_zero_range_actor()
936 			bytes = dax_iomap_zero(pos, length, iomap);  in iomap_zero_range_actor()
938 			bytes = iomap_zero(inode, pos, length, iomap, srcmap);  in iomap_zero_range_actor()
988 		void *data, struct iomap *iomap, struct iomap *srcmap)  in iomap_page_mkwrite_actor()  argument
993 	if (iomap->flags & IOMAP_F_BUFFER_HEAD) {  in iomap_page_mkwrite_actor()
994 		ret = __block_write_begin_int(page, pos, length, NULL, iomap);  in iomap_page_mkwrite_actor()
1225 	bio_set_dev(bio, wpc->iomap.bdev);  in iomap_alloc_ioend()
1233 	ioend->io_type = wpc->iomap.type;  in iomap_alloc_ioend()
1234 	ioend->io_flags = wpc->iomap.flags;  in iomap_alloc_ioend()
1271 	if ((wpc->iomap.flags & IOMAP_F_SHARED) !=  in iomap_can_add_to_ioend()
1274 	if (wpc->iomap.type != wpc->ioend->io_type)  in iomap_can_add_to_ioend()
1292 	sector_t sector = iomap_sector(&wpc->iomap, offset);  in iomap_add_to_ioend()
1365 		if (WARN_ON_ONCE(wpc->iomap.type == IOMAP_INLINE))  in iomap_writepage_map()
1367 		if (wpc->iomap.type == IOMAP_HOLE)  in iomap_writepage_map()