29 	struct dax_device	*dax_dev;  member
191 static long rd_dax_direct_access(struct dax_device *dax_dev, pgoff_t pgoff,  in rd_dax_direct_access()  argument
194 	struct rd_device *rd = dax_get_private(dax_dev);  in rd_dax_direct_access()
207 static bool rd_dax_supported(struct dax_device *dax_dev,  in rd_dax_supported()  argument
214 static size_t rd_dax_copy_from_iter(struct dax_device *dax_dev, pgoff_t pgoff,  in rd_dax_copy_from_iter()  argument
220 static size_t rd_dax_copy_to_iter(struct dax_device *dax_dev, pgoff_t pgoff,  in rd_dax_copy_to_iter()  argument
226 static int rd_dax_zero_page_range(struct dax_device *dax_dev, pgoff_t pgoff, size_t nr_pages)  in rd_dax_zero_page_range()  argument
231 	rc = dax_direct_access(dax_dev, pgoff, nr_pages, &kaddr, NULL);  in rd_dax_zero_page_range()
279 	rd->dax_dev = alloc_dax(rd, disk->disk_name, &rd_dax_ops, DAXDEV_F_SYNC);  in rd_init()
280 	if (IS_ERR(rd->dax_dev)) {  in rd_init()
281 		ret = PTR_ERR(rd->dax_dev);  in rd_init()
283 		rd->dax_dev = NULL;  in rd_init()
290 	if (rd->dax_dev)  in rd_init()
334 		 rd->mem_size, &rd->mem_addr, rd->mem_kaddr, (bool)rd->dax_dev, ret);  in rd_probe()