From: Konstantin Khlebnikov <khlebni...@yandex-team.ru> Date: Wed, 20 Sep 2017 15:45:36 +0300
> SKB stored in qdisc->gso_skb also counted into backlog.
>
> Some qdiscs don't reset backlog to zero in ->reset(),
> for example sfq just dequeue and free all queued skb.
>
> Signed-off-by: Konstantin Khlebnikov <khlebni...@yandex-team.ru>
> Fixes: 2ccccf5fb43f ("net_sched: update hierarchical backlog too")
Applied and queued up for -stable.
