virtio: Use new buffer optimization

Change-Id: Ifc98373371b967c49a75989eac415ddda1dcf15f
Signed-off-by: Mohsin Kazmi <sykazmi@cisco.com>
diff --git a/src/vnet/devices/virtio/virtio.h b/src/vnet/devices/virtio/virtio.h
index 73bb33f..b2e74be 100644
--- a/src/vnet/devices/virtio/virtio.h
+++ b/src/vnet/devices/virtio/virtio.h
@@ -103,6 +103,7 @@
   u16 desc_next;
   int kick_fd;
   int call_fd;
+  u8 buffer_pool_index;
   u16 size;
   u16 queue_id;
   u16 flags;
@@ -188,6 +189,8 @@
 				 u16 sz);
 clib_error_t *virtio_vring_free (vlib_main_t * vm, virtio_if_t * vif,
 				 u32 idx);
+void virtio_vring_set_numa_node (vlib_main_t * vm, virtio_if_t * vif,
+				 u32 idx);
 extern void virtio_free_used_desc (vlib_main_t * vm, virtio_vring_t * vring);
 extern void virtio_free_rx_buffers (vlib_main_t * vm, virtio_vring_t * vring);
 extern void virtio_set_net_hdr_size (virtio_if_t * vif);