From: Eric Dumazet <eric.duma...@gmail.com>
Date: Sun, 12 Jun 2016 20:01:25 -0700
> From: Eric Dumazet <eduma...@google.com>
>
> When the qdisc is full, we drop a packet at the head of the queue,
> queue the current skb and return NET_XMIT_CN
>
> Now we track backlog on upper qdiscs, we need to call
> qdisc_tree_reduce_backlog(), even if the qlen did not change.
>
> Fixes: 2ccccf5fb43f ("net_sched: update hierarchical backlog too")
> Signed-off-by: Eric Dumazet <eduma...@google.com>
Applied and queued up for -stable, thanks.
