diff --git a/net/rds/iw_rdma.c b/net/rds/iw_rdma.c
index dba8d0864f18..6a8fbd6e69e7 100644
--- a/net/rds/iw_rdma.c
+++ b/net/rds/iw_rdma.c
@@ -667,11 +667,12 @@ static int rds_iw_init_fastreg(struct rds_iw_mr_pool *pool,
 	struct ib_mr *mr;
 	int err;
 
-	mr = ib_alloc_fast_reg_mr(rds_iwdev->pd, pool->max_message_size);
+	mr = ib_alloc_mr(rds_iwdev->pd, IB_MR_TYPE_MEM_REG,
+			 pool->max_message_size);
 	if (IS_ERR(mr)) {
 		err = PTR_ERR(mr);
 
-		printk(KERN_WARNING "RDS/IW: ib_alloc_fast_reg_mr failed (err=%d)\n", err);
+		printk(KERN_WARNING "RDS/IW: ib_alloc_mr failed (err=%d)\n", err);
 		return err;
 	}
 
diff --git a/net/rds/iw_send.c b/net/rds/iw_send.c
index 334fe98c5084..86152ec3b887 100644
--- a/net/rds/iw_send.c
+++ b/net/rds/iw_send.c
@@ -153,9 +153,10 @@ void rds_iw_send_init_ring(struct rds_iw_connection *ic)
 		sge->length = sizeof(struct rds_header);
 		sge->lkey = 0;
 
-		send->s_mr = ib_alloc_fast_reg_mr(ic->i_pd, fastreg_message_size);
+		send->s_mr = ib_alloc_mr(ic->i_pd, IB_MR_TYPE_MEM_REG,
+					 fastreg_message_size);
 		if (IS_ERR(send->s_mr)) {
-			printk(KERN_WARNING "RDS/IW: ib_alloc_fast_reg_mr failed\n");
+			printk(KERN_WARNING "RDS/IW: ib_alloc_mr failed\n");
 			break;
 		}