diff options
| author | John Fastabend <john.fastabend@gmail.com> | 2017-12-07 20:55:07 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2017-12-08 21:32:25 +0300 |
| commit | 40bd036219dca86938fd5bd84b3fc19ffa812596 (patch) | |
| tree | db077182767aa5556affa785b7113929ed67e9c7 /include/net/sch_generic.h | |
| parent | 29b86cdac00a82f88b81c16659e64cc624550216 (diff) | |
| download | linux-40bd036219dca86938fd5bd84b3fc19ffa812596.tar.xz | |
net: sched: provide per cpu qstat helpers
The per cpu qstats support was added with per cpu bstat support which
is currently used by the ingress qdisc. This patch adds a set of
helpers needed to make other qdiscs that use qstats per cpu as well.
Signed-off-by: John Fastabend <john.fastabend@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/net/sch_generic.h')
| -rw-r--r-- | include/net/sch_generic.h | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/include/net/sch_generic.h b/include/net/sch_generic.h index 77791fa055de..eff31d824861 100644 --- a/include/net/sch_generic.h +++ b/include/net/sch_generic.h @@ -632,12 +632,39 @@ static inline void qdisc_qstats_backlog_dec(struct Qdisc *sch, sch->qstats.backlog -= qdisc_pkt_len(skb); } +static inline void qdisc_qstats_cpu_backlog_dec(struct Qdisc *sch, + const struct sk_buff *skb) +{ + this_cpu_sub(sch->cpu_qstats->backlog, qdisc_pkt_len(skb)); +} + static inline void qdisc_qstats_backlog_inc(struct Qdisc *sch, const struct sk_buff *skb) { sch->qstats.backlog += qdisc_pkt_len(skb); } +static inline void qdisc_qstats_cpu_backlog_inc(struct Qdisc *sch, + const struct sk_buff *skb) +{ + this_cpu_add(sch->cpu_qstats->backlog, qdisc_pkt_len(skb)); +} + +static inline void qdisc_qstats_cpu_qlen_inc(struct Qdisc *sch) +{ + this_cpu_inc(sch->cpu_qstats->qlen); +} + +static inline void qdisc_qstats_cpu_qlen_dec(struct Qdisc *sch) +{ + this_cpu_dec(sch->cpu_qstats->qlen); +} + +static inline void qdisc_qstats_cpu_requeues_inc(struct Qdisc *sch) +{ + this_cpu_inc(sch->cpu_qstats->requeues); +} + static inline void __qdisc_qstats_drop(struct Qdisc *sch, int count) { sch->qstats.drops += count; @@ -845,6 +872,14 @@ static inline void rtnl_qdisc_drop(struct sk_buff *skb, struct Qdisc *sch) qdisc_qstats_drop(sch); } +static inline int qdisc_drop_cpu(struct sk_buff *skb, struct Qdisc *sch, + struct sk_buff **to_free) +{ + __qdisc_drop(skb, to_free); + qdisc_qstats_cpu_drop(sch); + + return NET_XMIT_DROP; +} static inline int qdisc_drop(struct sk_buff *skb, struct Qdisc *sch, struct sk_buff **to_free) |