X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;ds=sidebyside;f=lib%2Fnetdev.c;h=c21afef829ca22d1bca8e475813df654dc5f9955;hb=2158888d8d8f3b4c00dcf979390a19fa7fcf7942;hp=4741e24b3aff78b03b5a0e5a91f15cfde5cb3743;hpb=4c0f178060b740faac9a5aec915a24dc3b61770c;p=sliver-openvswitch.git

diff --git a/lib/netdev.c b/lib/netdev.c
index 4741e24b3..c21afef82 100644
--- a/lib/netdev.c
+++ b/lib/netdev.c
@@ -44,8 +44,8 @@
 static const struct netdev_class *base_netdev_classes[] = {
     &netdev_linux_class,
     &netdev_tap_class,
-    &netdev_gre_class,
     &netdev_patch_class,
+    &netdev_gre_class,
 };
 
 static struct shash netdev_classes = SHASH_INITIALIZER(&netdev_classes);
@@ -958,6 +958,19 @@ netdev_get_stats(const struct netdev *netdev, struct netdev_stats *stats)
     return error;
 }
 
+/* Attempts to change the stats for 'netdev' to those provided in 'stats'.
+ * Returns 0 if successful, otherwise a positive errno value.
+ *
+ * This will probably fail for most network devices.  Some devices might only
+ * allow setting their stats to 0. */
+int
+netdev_set_stats(struct netdev *netdev, const struct netdev_stats *stats)
+{
+    return (netdev_get_dev(netdev)->netdev_class->set_stats
+             ? netdev_get_dev(netdev)->netdev_class->set_stats(netdev, stats)
+             : EOPNOTSUPP);
+}
+
 /* Attempts to set input rate limiting (policing) policy, such that up to
  * 'kbits_rate' kbps of traffic is accepted, with a maximum accumulative burst
  * size of 'kbits' kb. */