--- ../src_latest/sys/dev/nvme/nvme_ns.c	2018-12-11 16:40:14.681127000 -0700
+++ sys/dev/nvme/nvme_ns.c	2018-12-12 15:19:00.593073000 -0700
@@ -516,6 +516,7 @@
 	case 0x09538086:		/* Intel DC PC3500 */
 	case 0x0a538086:		/* Intel DC PC3520 */
 	case 0x0a548086:		/* Intel DC PC4500 */
+	case 0x0a558086:		/* Dell Intel P4600 */
 		if (ctrlr->cdata.vs[3] != 0)
 			ns->stripesize =
 			    (1 << ctrlr->cdata.vs[3]) * ctrlr->min_page_size;