769 static int copy_user_dax(struct block_device *bdev, struct dax_device *dax_dev,  in copy_user_dax()  argument
783 	rc = dax_direct_access(dax_dev, pgoff, PHYS_PFN(size), &kaddr, NULL);  in copy_user_dax()
940 static int dax_writeback_one(struct dax_device *dax_dev,  in dax_writeback_one()  argument
1000 	dax_flush(dax_dev, page_address(pfn_to_page(pfn)), size);  in dax_writeback_one()
1031 	struct dax_device *dax_dev;  in dax_writeback_mapping_range()  local
1042 	dax_dev = dax_get_by_host(bdev->bd_disk->disk_name);  in dax_writeback_mapping_range()
1043 	if (!dax_dev)  in dax_writeback_mapping_range()
1068 			ret = dax_writeback_one(dax_dev, mapping, indices[i],  in dax_writeback_mapping_range()
1078 	put_dax(dax_dev);  in dax_writeback_mapping_range()
1101 	length = dax_direct_access(iomap->dax_dev, pgoff, PHYS_PFN(size),  in dax_iomap_pfn()
1157 		struct dax_device *dax_dev, sector_t sector,  in __dax_zero_page_range()  argument
1175 		rc = dax_direct_access(dax_dev, pgoff, 1, &kaddr, NULL);  in __dax_zero_page_range()
1181 		dax_flush(dax_dev, kaddr + offset, size);  in __dax_zero_page_range()
1193 	struct dax_device *dax_dev = iomap->dax_dev;  in dax_iomap_actor()  local
1241 		map_len = dax_direct_access(dax_dev, pgoff, PHYS_PFN(size),  in dax_iomap_actor()
1260 			xfer = dax_copy_from_iter(dax_dev, pgoff, kaddr,  in dax_iomap_actor()
1263 			xfer = dax_copy_to_iter(dax_dev, pgoff, kaddr,  in dax_iomap_actor()
1414 			error = copy_user_dax(iomap.bdev, iomap.dax_dev,  in dax_iomap_pte_fault()