doc: add virtio guest announce support to release notes

Signed-off-by: Xiao Wang <xiao.w.wang@intel.com>
Acked-by: John McNamara <john.mcnamara@intel.com>

diff --git a/doc/guides/rel_notes/release_18_02.rst b/doc/guides/rel_notes/release_18_02.rst
index 9220c16..9cd17d2 100644 (file)
--- a/doc/guides/rel_notes/release_18_02.rst
+++ b/doc/guides/rel_notes/release_18_02.rst
@@ -151,6 +151,12 @@ New Features
   * VIRTIO_NET_F_GUEST_UFO, VIRTIO_NET_F_HOST_UFO
   * VIRTIO_NET_F_GSO
 
+* **Added VIRTIO_NET_F_GUEST_ANNOUNCE feature support in virtio pmd.**
+
+  In scenario where the vhost backend doesn't have the ability to generate RARP
+  packet, the VM running virtio pmd can still be live migrated if
+  VIRTIO_NET_F_GUEST_ANNOUNCE feature is negotiated.
+
 * **Updated the AESNI-MB PMD.**
 
   The AESNI-MB PMD has been updated with additional support for: