| From | Greg Kroah-Hartman <> | Subject | [PATCH 5.4 06/37] net: sched: fix dump qlen for sch_mq/sch_mqprio with NOLOCK subqueues | Date | Tue, 17 Dec 2019 21:09:27 +0100 |
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From: Dust Li <dust.li@linux.alibaba.com>
[ Upstream commit 2f23cd42e19c22c24ff0e221089b7b6123b117c5 ]
sch->q.len hasn't been set if the subqueue is a NOLOCK qdisc in mq_dump() and mqprio_dump().
Fixes: ce679e8df7ed ("net: sched: add support for TCQ_F_NOLOCK subqueues to sch_mqprio") Signed-off-by: Dust Li <dust.li@linux.alibaba.com> Signed-off-by: Tony Lu <tonylu@linux.alibaba.com> Signed-off-by: David S. Miller <davem@davemloft.net> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> --- net/sched/sch_mq.c | 1 + net/sched/sch_mqprio.c | 1 + 2 files changed, 2 insertions(+)
--- a/net/sched/sch_mq.c +++ b/net/sched/sch_mq.c @@ -153,6 +153,7 @@ static int mq_dump(struct Qdisc *sch, st __gnet_stats_copy_queue(&sch->qstats, qdisc->cpu_qstats, &qdisc->qstats, qlen); + sch->q.qlen += qlen; } else { sch->q.qlen += qdisc->q.qlen; sch->bstats.bytes += qdisc->bstats.bytes; --- a/net/sched/sch_mqprio.c +++ b/net/sched/sch_mqprio.c @@ -411,6 +411,7 @@ static int mqprio_dump(struct Qdisc *sch __gnet_stats_copy_queue(&sch->qstats, qdisc->cpu_qstats, &qdisc->qstats, qlen); + sch->q.qlen += qlen; } else { sch->q.qlen += qdisc->q.qlen; sch->bstats.bytes += qdisc->bstats.bytes;
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