From c4799f93b1f433fa89bc025d115ebfab7642becc Mon Sep 17 00:00:00 2001
From: jimharris <jimharris@FreeBSD.org>
Date: Mon, 1 Apr 2013 16:23:34 +0000
Subject: Add unmapped bio support to nvme(4) and nvd(4).

Sponsored by:	Intel
---
 sys/dev/nvd/nvd.c | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'sys/dev/nvd/nvd.c')

diff --git a/sys/dev/nvd/nvd.c b/sys/dev/nvd/nvd.c
index 60f769d..7f2e2d3 100644
--- a/sys/dev/nvd/nvd.c
+++ b/sys/dev/nvd/nvd.c
@@ -301,6 +301,11 @@ nvd_new_disk(struct nvme_namespace *ns, void *ctrlr_arg)
 	if (nvme_ns_get_flags(ns) & NVME_NS_FLUSH_SUPPORTED)
 		disk->d_flags |= DISKFLAG_CANFLUSHCACHE;
 
+/* ifdef used here to ease porting to stable branches at a later point. */
+#ifdef DISKFLAG_UNMAPPED_BIO
+	disk->d_flags |= DISKFLAG_UNMAPPED_BIO;
+#endif
+
 	strlcpy(disk->d_ident, nvme_ns_get_serial_number(ns),
 	    sizeof(disk->d_ident));
 
-- 
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