nvme-rdma: align to generic ib_event logging helper

Signed-off-by: Max Gurtovoy <maxg@mellanox.com>
Reviewed-by: Jay Freyensee <james_p_freyensee@linux.intel.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>

drivers/nvme/host/rdma.c

@@ -240,7 +240,9 @@ out_free_ring:
 
 static void nvme_rdma_qp_event(struct ib_event *event, void *context)
 {
-	pr_debug("QP event %d\n", event->event);
+	pr_debug("QP event %s (%d)\n",
+		 ib_event_msg(event->event), event->event);
+
 }
 
 static int nvme_rdma_wait_for_cm(struct nvme_rdma_queue *queue)