Message ID | 20151230175444.26257.92434.stgit@john-Precision-Tower-5810 |
---|---|
State | RFC, archived |
Delegated to: | David Miller |
Headers | show |
diff --git a/include/net/sch_generic.h b/include/net/sch_generic.h index 30f4c60..2c57278 100644 --- a/include/net/sch_generic.h +++ b/include/net/sch_generic.h @@ -286,6 +286,21 @@ static inline int qdisc_qlen(const struct Qdisc *q) return q->q.qlen; } +static inline int qdisc_qlen_sum(const struct Qdisc *q) +{ + __u32 qlen = 0; + int i; + + if (q->flags & TCQ_F_NOLOCK) { + for_each_possible_cpu(i) + qlen += per_cpu_ptr(q->cpu_qstats, i)->qlen; + } else { + qlen = q->q.qlen; + } + + return qlen; +} + static inline struct qdisc_skb_cb *qdisc_skb_cb(const struct sk_buff *skb) { return (struct qdisc_skb_cb *)skb->cb;
Reporting qlen when qlen is per cpu requires aggregating the per cpu counters. This adds a helper routine for this. Signed-off-by: John Fastabend <john.r.fastabend@intel.com> --- include/net/sch_generic.h | 15 +++++++++++++++ 1 file changed, 15 insertions(+) -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html