vhost: improve performance by supporting large buffer

[dpdk.git] / lib / librte_vhost / vhost.c

diff --git a/lib/librte_vhost/vhost.c b/lib/librte_vhost/vhost.c
index 6c527e2..1cbe948 100644 (file)
--- a/lib/librte_vhost/vhost.c
+++ b/lib/librte_vhost/vhost.c
@@ -673,6 +673,28 @@ vhost_set_builtin_virtio_net(int vid, bool enable)
                dev->flags &= ~VIRTIO_DEV_BUILTIN_VIRTIO_NET;
 }
 
+void
+vhost_enable_extbuf(int vid)
+{
+       struct virtio_net *dev = get_device(vid);
+
+       if (dev == NULL)
+               return;
+
+       dev->extbuf = 1;
+}
+
+void
+vhost_enable_linearbuf(int vid)
+{
+       struct virtio_net *dev = get_device(vid);
+
+       if (dev == NULL)
+               return;
+
+       dev->linearbuf = 1;
+}
+
 int
 rte_vhost_get_mtu(int vid, uint16_t *mtu)
 {