diff --git a/module/bdev/nvme/bdev_nvme.c b/module/bdev/nvme/bdev_nvme.c
index 9ef36a0fe..b1086e7b4 100644
--- a/module/bdev/nvme/bdev_nvme.c
+++ b/module/bdev/nvme/bdev_nvme.c
@@ -1047,6 +1047,11 @@ nvme_ctrlr_populate_namespaces(struct nvme_bdev_ctrlr *nvme_bdev_ctrlr)
 		if (!ns->active && spdk_nvme_ctrlr_is_active_ns(ctrlr, nsid)) {
 			ns->id = nsid;
 			ns->ctrlr = nvme_bdev_ctrlr;
+			if (spdk_nvme_ctrlr_is_ocssd_supported(ctrlr)) {
+				ns->type = NVME_BDEV_NS_OCSSD;
+			} else {
+				ns->type = NVME_BDEV_NS_STANDARD;
+			}
 
 			TAILQ_INIT(&ns->bdevs);
 
diff --git a/module/bdev/nvme/common.h b/module/bdev/nvme/common.h
index 9673e8ff8..e6c70be42 100644
--- a/module/bdev/nvme/common.h
+++ b/module/bdev/nvme/common.h
@@ -44,8 +44,15 @@ extern pthread_mutex_t g_bdev_nvme_mutex;
 
 #define NVME_MAX_CONTROLLERS 1024
 
+enum nvme_bdev_ns_type {
+	NVME_BDEV_NS_UNKNOWN	= 0,
+	NVME_BDEV_NS_STANDARD	= 1,
+	NVME_BDEV_NS_OCSSD	= 2,
+};
+
 struct nvme_bdev_ns {
 	uint32_t		id;
+	enum nvme_bdev_ns_type	type;
 	bool			active;
 	struct spdk_nvme_ns	*ns;
 	struct nvme_bdev_ctrlr	*ctrlr;