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authorJohn Fastabend <john.fastabend@gmail.com>2014-09-28 11:53:29 -0700
committerDavid S. Miller <davem@davemloft.net>2014-09-30 01:02:26 -0400
commit25331d6ce42bcf4b34b6705fce4da15c3fabe62f (patch)
tree1c2d92a220f90f155de62a435753f09ff0c9ce91 /net/sched/sch_choke.c
parentnet: sched: make bstats per cpu and estimator RCU safe (diff)
downloadlinux-dev-25331d6ce42bcf4b34b6705fce4da15c3fabe62f.tar.xz
linux-dev-25331d6ce42bcf4b34b6705fce4da15c3fabe62f.zip
net: sched: implement qstat helper routines
This adds helpers to manipulate qstats logic and replaces locations that touch the counters directly. This simplifies future patches to push qstats onto per cpu counters. Signed-off-by: John Fastabend <john.r.fastabend@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/sched/sch_choke.c')
-rw-r--r--net/sched/sch_choke.c14
1 files changed, 7 insertions, 7 deletions
diff --git a/net/sched/sch_choke.c b/net/sched/sch_choke.c
index 8abc2625c3a1..c009eb9045ce 100644
--- a/net/sched/sch_choke.c
+++ b/net/sched/sch_choke.c
@@ -127,7 +127,7 @@ static void choke_drop_by_idx(struct Qdisc *sch, unsigned int idx)
if (idx == q->tail)
choke_zap_tail_holes(q);
- sch->qstats.backlog -= qdisc_pkt_len(skb);
+ qdisc_qstats_backlog_dec(sch, skb);
qdisc_drop(skb, sch);
qdisc_tree_decrease_qlen(sch, 1);
--sch->q.qlen;
@@ -302,7 +302,7 @@ static int choke_enqueue(struct sk_buff *skb, struct Qdisc *sch)
if (q->vars.qavg > p->qth_max) {
q->vars.qcount = -1;
- sch->qstats.overlimits++;
+ qdisc_qstats_overlimit(sch);
if (use_harddrop(q) || !use_ecn(q) ||
!INET_ECN_set_ce(skb)) {
q->stats.forced_drop++;
@@ -315,7 +315,7 @@ static int choke_enqueue(struct sk_buff *skb, struct Qdisc *sch)
q->vars.qcount = 0;
q->vars.qR = red_random(p);
- sch->qstats.overlimits++;
+ qdisc_qstats_overlimit(sch);
if (!use_ecn(q) || !INET_ECN_set_ce(skb)) {
q->stats.prob_drop++;
goto congestion_drop;
@@ -332,7 +332,7 @@ static int choke_enqueue(struct sk_buff *skb, struct Qdisc *sch)
q->tab[q->tail] = skb;
q->tail = (q->tail + 1) & q->tab_mask;
++sch->q.qlen;
- sch->qstats.backlog += qdisc_pkt_len(skb);
+ qdisc_qstats_backlog_inc(sch, skb);
return NET_XMIT_SUCCESS;
}
@@ -345,7 +345,7 @@ congestion_drop:
other_drop:
if (ret & __NET_XMIT_BYPASS)
- sch->qstats.drops++;
+ qdisc_qstats_drop(sch);
kfree_skb(skb);
return ret;
}
@@ -365,7 +365,7 @@ static struct sk_buff *choke_dequeue(struct Qdisc *sch)
q->tab[q->head] = NULL;
choke_zap_head_holes(q);
--sch->q.qlen;
- sch->qstats.backlog -= qdisc_pkt_len(skb);
+ qdisc_qstats_backlog_dec(sch, skb);
qdisc_bstats_update(sch, skb);
return skb;
@@ -460,7 +460,7 @@ static int choke_change(struct Qdisc *sch, struct nlattr *opt)
ntab[tail++] = skb;
continue;
}
- sch->qstats.backlog -= qdisc_pkt_len(skb);
+ qdisc_qstats_backlog_dec(sch, skb);
--sch->q.qlen;
qdisc_drop(skb, sch);
}