net: nlmon: flag nlmon devs with LLTX/SG

As in xmit path we merely update statistics and free the skb, we
can mark the device with LLTX feature, so that upper layers can
avoid taking the single txq lock on xmit. While at it, also add
missing NETIF_F_SG.

Signed-off-by: Daniel Borkmann <dborkman@redhat.com>
Acked-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/nlmon.c b/drivers/net/nlmon.c
index 6929b03ec638b04e561d168347cf2ba5bef241d6..34924dfadd0097608dac20dcf0aced6bb1c9805e 100644 (file)
--- a/drivers/net/nlmon.c
+++ b/drivers/net/nlmon.c
@@ -136,7 +136,8 @@ static void nlmon_setup(struct net_device *dev)
        dev->ethtool_ops = &nlmon_ethtool_ops;
        dev->destructor = free_netdev;
 
-       dev->features = NETIF_F_FRAGLIST | NETIF_F_HIGHDMA;
+       dev->features = NETIF_F_SG | NETIF_F_FRAGLIST |
+                       NETIF_F_HIGHDMA | NETIF_F_LLTX;
        dev->flags = IFF_NOARP;
 
        /* That's rather a softlimit here, which, of course,