From 4b469955685d58c2f8198bf817fc661600b7e3d0 Mon Sep 17 00:00:00 2001 From: Phil Sutter Date: Thu, 13 Aug 2015 19:01:07 +0200 Subject: [PATCH] net: sch_generic: react upon IFF_NO_QUEUE flag Handle IFF_NO_QUEUE as alternative to tx_queue_len being zero. Signed-off-by: Phil Sutter Acked-by: Jesper Dangaard Brouer Signed-off-by: David S. Miller --- net/sched/sch_generic.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/net/sched/sch_generic.c b/net/sched/sch_generic.c index 6efca30..942fea8 100644 --- a/net/sched/sch_generic.c +++ b/net/sched/sch_generic.c @@ -735,7 +735,7 @@ static void attach_one_default_qdisc(struct net_device *dev, { struct Qdisc *qdisc = &noqueue_qdisc; - if (dev->tx_queue_len) { + if (dev->tx_queue_len && !(dev->priv_flags & IFF_NO_QUEUE)) { qdisc = qdisc_create_dflt(dev_queue, default_qdisc_ops, TC_H_ROOT); if (!qdisc) { @@ -755,7 +755,9 @@ static void attach_default_qdiscs(struct net_device *dev) txq = netdev_get_tx_queue(dev, 0); - if (!netif_is_multiqueue(dev) || dev->tx_queue_len == 0) { + if (!netif_is_multiqueue(dev) || + dev->tx_queue_len == 0 || + dev->priv_flags & IFF_NO_QUEUE) { netdev_for_each_tx_queue(dev, attach_one_default_qdisc, NULL); dev->qdisc = txq->qdisc_sleeping; atomic_inc(&dev->qdisc->refcnt); -- 2.7.4