[PATCH -next 1/2] virtio: Start feature MTU support

Aaron Conole
Thu, 02 Jun 2016 15:43:30 -0000

This commit adds the feature bit and associated mtu device entry for the
virtio network device. Future commits will make use of these bits to
support negotiated MTU.

Signed-off-by: Aaron Conole <aconole at redhat.com>
---
 include/uapi/linux/virtio_net.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/include/uapi/linux/virtio_net.h b/include/uapi/linux/virtio_net.h
index ec32293..751ff59 100644
--- a/include/uapi/linux/virtio_net.h
+++ b/include/uapi/linux/virtio_net.h
@@ -73,6 +73,8 @@ struct virtio_net_config {
 	 * Legal values are between 1 and 0x8000
 	 */
 	__u16 max_virtqueue_pairs;
+	/* Default maximum transmit unit advice */
+	__u16 mtu;
 } __attribute__((packed));

 /*
--
2.5.5