[dpdk-dev] [PATCH v3 19/19] vhost: enable IOMMU support

[Maxime Coquelin <maxime.coquelin@redhat.com>]

Signed-off-by: Maxime Coquelin <maxime.coquelin@redhat.com>
---
 doc/guides/rel_notes/release_17_11.rst | 4 ++++
 lib/librte_vhost/vhost.h               | 3 ++-
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/doc/guides/rel_notes/release_17_11.rst b/doc/guides/rel_notes/release_17_11.rst
index 170f4f916..c0fc4ac7f 100644
--- a/doc/guides/rel_notes/release_17_11.rst
+++ b/doc/guides/rel_notes/release_17_11.rst
@@ -41,6 +41,10 @@ New Features
      Also, make sure to start the actual text at the margin.
      =========================================================
 
+* **Added IOMMU support to libvhost-user**
+
+  Implemented device IOTLB in Vhost-user backend, and enabled Virtio's IOMMU
+  feature.
 
 Resolved Issues
 ---------------
diff --git a/lib/librte_vhost/vhost.h b/lib/librte_vhost/vhost.h
index fb48f3012..598c65b56 100644
--- a/lib/librte_vhost/vhost.h
+++ b/lib/librte_vhost/vhost.h
@@ -211,7 +211,8 @@ struct vhost_msg {
 				(1ULL << VIRTIO_NET_F_GUEST_TSO4) | \
 				(1ULL << VIRTIO_NET_F_GUEST_TSO6) | \
 				(1ULL << VIRTIO_RING_F_INDIRECT_DESC) | \
-				(1ULL << VIRTIO_NET_F_MTU))
+				(1ULL << VIRTIO_NET_F_MTU) | \
+				(1ULL << VIRTIO_F_IOMMU_PLATFORM))
 
 
 struct guest_page {
-- 
2.13.6