185 	struct dm_io_client *dm_io;  member
507 		req.client = wc->dm_io;  in ssd_commit_flushed()
512 	        (void) dm_io(&req, 1, &region, NULL);  in ssd_commit_flushed()
546 	req.client = wc->dm_io;  in ssd_commit_superblock()
550 	r = dm_io(&req, 1, &region, NULL);  in ssd_commit_superblock()
576 	req.client = wc->dm_io;  in writecache_disk_flush()
579 	r = dm_io(&req, 1, &region, NULL);  in writecache_disk_flush()
965 	req.client = wc->dm_io;  in writecache_read_metadata()
968 	return dm_io(&req, 1, &region, NULL);  in writecache_read_metadata()
2072 	if (wc->dm_io)  in writecache_dtr()
2073 		dm_io_client_destroy(wc->dm_io);  in writecache_dtr()
2123 	wc->dm_io = dm_io_client_create();  in writecache_ctr()
2124 	if (IS_ERR(wc->dm_io)) {  in writecache_ctr()
2125 		r = PTR_ERR(wc->dm_io);  in writecache_ctr()
2127 		wc->dm_io = NULL;  in writecache_ctr()