X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=lib%2Fnetdev.c;h=9f15b72a6de04e9b5b38b63e75f25919b92178a7;hb=dfbf7f354416264a0b84b09bf882ac0932e78c8b;hp=70f9678b20e176e65f988987a8d016111b3439c7;hpb=ee9bed06cd2794ced29190b6c6539993159d76f5;p=openvswitch

diff --git a/lib/netdev.c b/lib/netdev.c
index 70f9678b..9f15b72a 100644
--- a/lib/netdev.c
+++ b/lib/netdev.c
@@ -892,6 +892,15 @@ netdev_get_carrier(const struct netdev *netdev)
     return carrier;
 }
 
+/* Returns the number of times 'netdev''s carrier has changed. */
+long long int
+netdev_get_carrier_resets(const struct netdev *netdev)
+{
+    return (netdev_get_dev(netdev)->netdev_class->get_carrier_resets
+            ? netdev_get_dev(netdev)->netdev_class->get_carrier_resets(netdev)
+            : 0);
+}
+
 /* Attempts to force netdev_get_carrier() to poll 'netdev''s MII registers for
  * link status instead of checking 'netdev''s carrier.  'netdev''s MII
  * registers will be polled once ever 'interval' milliseconds.  If 'netdev'