Commit 53eb440f authored Jun 06, 2016 by Jamal Hadi Salim Committed by David S. Miller Jun 07, 2016

net sched actions: introduce timestamp for firsttime use



Useful to know when the action was first used for accounting
(and debugging)

Signed-off-by: Jamal Hadi Salim <jhs@mojatatu.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

parent 9c4a4e48

include/net/act_api.h

+2 −0

Original line number	Diff line number	Diff line
		@@ -76,6 +76,8 @@ static inline void tcf_lastuse_update(struct tcf_t *tm)

		if (tm->lastuse != now)
		tm->lastuse = now;
		if (unlikely(!tm->firstuse))
		tm->firstuse = now;
		}

		struct tc_action {

include/uapi/linux/pkt_cls.h

+1 −0

Original line number	Diff line number	Diff line
		@@ -124,6 +124,7 @@ struct tcf_t {
		__u64 install;
		__u64 lastuse;
		__u64 expires;
		__u64 firstuse;
		};

		struct tc_cnt {

net/sched/act_api.c

+1 −0

Original line number	Diff line number	Diff line
		@@ -283,6 +283,7 @@ int tcf_hash_create(struct tc_action_net tn, u32 index, struct nlattr est,
		p->tcfc_index = index ? index : tcf_hash_new_index(tn);
		p->tcfc_tm.install = jiffies;
		p->tcfc_tm.lastuse = jiffies;
		p->tcfc_tm.firstuse = 0;
		if (est) {
		err = gen_new_estimator(&p->tcfc_bstats, p->cpu_bstats,
		&p->tcfc_rate_est,

net/sched/act_bpf.c

+1 −0

Original line number	Diff line number	Diff line
		@@ -156,6 +156,7 @@ static int tcf_bpf_dump(struct sk_buff skb, struct tc_action act,

		tm.install = jiffies_to_clock_t(jiffies - prog->tcf_tm.install);
		tm.lastuse = jiffies_to_clock_t(jiffies - prog->tcf_tm.lastuse);
		tm.firstuse = jiffies_to_clock_t(jiffies - prog->tcf_tm.firstuse);
		tm.expires = jiffies_to_clock_t(prog->tcf_tm.expires);

		if (nla_put_64bit(skb, TCA_ACT_BPF_TM, sizeof(tm), &tm,

net/sched/act_connmark.c

+1 −0

Original line number	Diff line number	Diff line
		@@ -163,6 +163,7 @@ static inline int tcf_connmark_dump(struct sk_buff skb, struct tc_action a,
		t.install = jiffies_to_clock_t(jiffies - ci->tcf_tm.install);
		t.lastuse = jiffies_to_clock_t(jiffies - ci->tcf_tm.lastuse);
		t.expires = jiffies_to_clock_t(ci->tcf_tm.expires);
		t.firstuse = jiffies_to_clock_t(jiffies - ci->tcf_tm.firstuse);
		if (nla_put_64bit(skb, TCA_CONNMARK_TM, sizeof(t), &t,
		TCA_CONNMARK_PAD))
		goto nla_put_failure;