diff --git a/drivers/block/xen-blkfront.c b/drivers/block/xen-blkfront.c
index da05d3f..0b6682a 100644
--- a/drivers/block/xen-blkfront.c
+++ b/drivers/block/xen-blkfront.c
@@ -548,7 +548,7 @@
 	ring_req->u.discard.nr_sectors = blk_rq_sectors(req);
 	ring_req->u.discard.id = id;
 	ring_req->u.discard.sector_number = (blkif_sector_t)blk_rq_pos(req);
-	if ((req->cmd_flags & REQ_SECURE) && info->feature_secdiscard)
+	if (req_op(req) == REQ_OP_SECURE_ERASE && info->feature_secdiscard)
 		ring_req->u.discard.flag = BLKIF_DISCARD_SECURE;
 	else
 		ring_req->u.discard.flag = 0;
@@ -844,7 +844,7 @@
 		return 1;
 
 	if (unlikely(req_op(req) == REQ_OP_DISCARD ||
-		     req->cmd_flags & REQ_SECURE))
+		     req_op(req) == REQ_OP_SECURE_ERASE))
 		return blkif_queue_discard_req(req, rinfo);
 	else
 		return blkif_queue_rw_req(req, rinfo);
@@ -952,7 +952,7 @@
 		rq->limits.discard_granularity = info->discard_granularity;
 		rq->limits.discard_alignment = info->discard_alignment;
 		if (info->feature_secdiscard)
-			queue_flag_set_unlocked(QUEUE_FLAG_SECDISCARD, rq);
+			queue_flag_set_unlocked(QUEUE_FLAG_SECERASE, rq);
 	}
 
 	/* Hard sector size and max sectors impersonate the equiv. hardware. */
@@ -1134,7 +1134,6 @@
 	gd->first_minor = minor;
 	gd->fops = &xlvbd_block_fops;
 	gd->private_data = info;
-	gd->driverfs_dev = &(info->xbdev->dev);
 	set_capacity(gd, capacity);
 
 	if (xlvbd_init_blk_queue(gd, sector_size, physical_sector_size,
@@ -1592,7 +1591,7 @@
 				info->feature_discard = 0;
 				info->feature_secdiscard = 0;
 				queue_flag_clear(QUEUE_FLAG_DISCARD, rq);
-				queue_flag_clear(QUEUE_FLAG_SECDISCARD, rq);
+				queue_flag_clear(QUEUE_FLAG_SECERASE, rq);
 			}
 			blk_mq_complete_request(req, error);
 			break;
@@ -2106,11 +2105,14 @@
 			 */
 			if (req_op(shadow[i].request) == REQ_OP_FLUSH ||
 			    req_op(shadow[i].request) == REQ_OP_DISCARD ||
-			    shadow[j].request->cmd_flags & (REQ_FUA | REQ_SECURE)) {
-			    
+			    req_op(shadow[i].request) == REQ_OP_SECURE_ERASE ||
+			    shadow[j].request->cmd_flags & REQ_FUA) {
 				/*
 				 * Flush operations don't contain bios, so
 				 * we need to requeue the whole request
+				 *
+				 * XXX: but this doesn't make any sense for a
+				 * write with the FUA flag set..
 				 */
 				list_add(&shadow[j].request->queuelist, &info->requests);
 				continue;
@@ -2445,7 +2447,7 @@
 	for (i = 0; i < info->nr_rings; i++)
 		kick_pending_request_queues(&info->rinfo[i]);
 
-	add_disk(info->gd);
+	device_add_disk(&info->xbdev->dev, info->gd);
 
 	info->is_ready = 1;
 }