net_sched/sfq: update hierarchical backlog when drop packet
authorKonstantin Khlebnikov <khlebnikov@yandex-team.ru>
Tue, 15 Aug 2017 13:37:04 +0000 (16:37 +0300)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 30 Aug 2017 08:21:39 +0000 (10:21 +0200)
commit38530f6e6dae4fdcd7ae5d48174b62a0f7858cbd
tree7b090669dbadf8f2850b529f06473d6b61492ad0
parent71501d9b61902d8ddf0e782a2e6763afd2aa0c96
net_sched/sfq: update hierarchical backlog when drop packet

[ Upstream commit 325d5dc3f7e7c2840b65e4a2988c082c2c0025c5 ]

When sfq_enqueue() drops head packet or packet from another queue it
have to update backlog at upper qdiscs too.

Fixes: 2ccccf5fb43f ("net_sched: update hierarchical backlog too")
Signed-off-by: Konstantin Khlebnikov <khlebnikov@yandex-team.ru>
Acked-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
net/sched/sch_sfq.c