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macvtap: fix tx_dropped counting error

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After commit 8ffab51b3d
(macvlan: lockless tx path), tx stat counter were converted to percpu stat
structure. So we need use to this also for tx_dropped in macvtap. Otherwise, the
management won't notice the dropping packet in macvtap tx path.

Cc: Michael S. Tsirkin <mst@redhat.com>
Cc: Vlad Yasevich <vyasevic@redhat.com>
Cc: Eric Dumazet <edumazet@google.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>
Acked-by: Michael S. Tsirkin <mst@redhat.com>
Acked-by: Vlad Yasevich <vyasevic@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Jason Wang 2013-11-25 17:19:04 +08:00 committed by David S. Miller
parent 167f76a877
commit cd3e22b75c
1 changed files with 1 additions and 1 deletions
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2
drivers/net/macvtap.c
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@ -744,7 +744,7 @@ err:
rcu_read_lock();
vlan = rcu_dereference(q->vlan);
if (vlan)
vlan->dev->stats.tx_dropped++;
this_cpu_inc(vlan->pcpu_stats->tx_dropped);
rcu_read_unlock();
return err;