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authorFlorian Westphal <fw@strlen.de>2016-09-18 00:57:31 +0200
committerDavid S. Miller <davem@davemloft.net>2016-09-19 01:47:18 -0400
commit97d0678f913369af0dc8b510a682a641654ab743 (patch)
treed88ecc69e4ae92f7f1d2ff39e79c32c61b067d8d
parentpie: use qdisc_dequeue_head wrapper (diff)
downloadlinux-dev-97d0678f913369af0dc8b510a682a641654ab743.tar.xz
linux-dev-97d0678f913369af0dc8b510a682a641654ab743.zip
sched: don't use skb queue helpers
A followup change will replace the sk_buff_head in the qdisc struct with a slightly different list. Use of the sk_buff_head helpers will thus cause compiler warnings. Open-code these accesses in an extra change to ease review. Signed-off-by: Florian Westphal <fw@strlen.de> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--net/sched/sch_fifo.c4
-rw-r--r--net/sched/sch_generic.c2
-rw-r--r--net/sched/sch_netem.c4
3 files changed, 5 insertions, 5 deletions
diff --git a/net/sched/sch_fifo.c b/net/sched/sch_fifo.c
index baeed6a78d28..1e37247656f8 100644
--- a/net/sched/sch_fifo.c
+++ b/net/sched/sch_fifo.c
@@ -31,7 +31,7 @@ static int bfifo_enqueue(struct sk_buff *skb, struct Qdisc *sch,
static int pfifo_enqueue(struct sk_buff *skb, struct Qdisc *sch,
struct sk_buff **to_free)
{
- if (likely(skb_queue_len(&sch->q) < sch->limit))
+ if (likely(sch->q.qlen < sch->limit))
return qdisc_enqueue_tail(skb, sch);
return qdisc_drop(skb, sch, to_free);
@@ -42,7 +42,7 @@ static int pfifo_tail_enqueue(struct sk_buff *skb, struct Qdisc *sch,
{
unsigned int prev_backlog;
- if (likely(skb_queue_len(&sch->q) < sch->limit))
+ if (likely(sch->q.qlen < sch->limit))
return qdisc_enqueue_tail(skb, sch);
prev_backlog = sch->qstats.backlog;
diff --git a/net/sched/sch_generic.c b/net/sched/sch_generic.c
index 0d21b567ff27..5e63bf638350 100644
--- a/net/sched/sch_generic.c
+++ b/net/sched/sch_generic.c
@@ -486,7 +486,7 @@ static inline struct sk_buff_head *band2list(struct pfifo_fast_priv *priv,
static int pfifo_fast_enqueue(struct sk_buff *skb, struct Qdisc *qdisc,
struct sk_buff **to_free)
{
- if (skb_queue_len(&qdisc->q) < qdisc_dev(qdisc)->tx_queue_len) {
+ if (qdisc->q.qlen < qdisc_dev(qdisc)->tx_queue_len) {
int band = prio2band[skb->priority & TC_PRIO_MAX];
struct pfifo_fast_priv *priv = qdisc_priv(qdisc);
struct sk_buff_head *list = band2list(priv, band);
diff --git a/net/sched/sch_netem.c b/net/sched/sch_netem.c
index aaaf02175338..1832d7732dbc 100644
--- a/net/sched/sch_netem.c
+++ b/net/sched/sch_netem.c
@@ -502,7 +502,7 @@ static int netem_enqueue(struct sk_buff *skb, struct Qdisc *sch,
1<<(prandom_u32() % 8);
}
- if (unlikely(skb_queue_len(&sch->q) >= sch->limit))
+ if (unlikely(sch->q.qlen >= sch->limit))
return qdisc_drop(skb, sch, to_free);
qdisc_qstats_backlog_inc(sch, skb);
@@ -522,7 +522,7 @@ static int netem_enqueue(struct sk_buff *skb, struct Qdisc *sch,
if (q->rate) {
struct sk_buff *last;
- if (!skb_queue_empty(&sch->q))
+ if (sch->q.qlen)
last = skb_peek_tail(&sch->q);
else
last = netem_rb_to_skb(rb_last(&q->t_root));