From: Jamal Hadi Salim <j...@mojatatu.com>

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

Signed-off-by: Jamal Hadi Salim <j...@mojatatu.com>
---
 include/net/act_api.h        | 2 ++
 include/uapi/linux/pkt_cls.h | 1 +
 net/sched/act_api.c          | 1 +
 net/sched/act_bpf.c          | 1 +
 net/sched/act_connmark.c     | 1 +
 net/sched/act_csum.c         | 1 +
 net/sched/act_gact.c         | 1 +
 net/sched/act_ipt.c          | 1 +
 net/sched/act_mirred.c       | 1 +
 net/sched/act_nat.c          | 1 +
 net/sched/act_pedit.c        | 1 +
 net/sched/act_simple.c       | 1 +
 net/sched/act_skbedit.c      | 1 +
 net/sched/act_vlan.c         | 1 +
 14 files changed, 15 insertions(+)

diff --git a/include/net/act_api.h b/include/net/act_api.h
index 3278a9d..e15e236 100644
--- a/include/net/act_api.h
+++ b/include/net/act_api.h
@@ -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 {
diff --git a/include/uapi/linux/pkt_cls.h b/include/uapi/linux/pkt_cls.h
index de07ae6..64a3054 100644
--- a/include/uapi/linux/pkt_cls.h
+++ b/include/uapi/linux/pkt_cls.h
@@ -124,6 +124,7 @@ struct tcf_t {
        __u64   install;
        __u64   lastuse;
        __u64   expires;
+       __u64   firstuse;
 };
 
 struct tc_cnt {
diff --git a/net/sched/act_api.c b/net/sched/act_api.c
index b2a61ee..719bc2e 100644
--- a/net/sched/act_api.c
+++ b/net/sched/act_api.c
@@ -283,6 +283,7 @@ err2:
        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,
diff --git a/net/sched/act_bpf.c b/net/sched/act_bpf.c
index 014f9a6..f581e01 100644
--- a/net/sched/act_bpf.c
+++ b/net/sched/act_bpf.c
@@ -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,
diff --git a/net/sched/act_connmark.c b/net/sched/act_connmark.c
index e0e6c68..e3f64f2 100644
--- a/net/sched/act_connmark.c
+++ b/net/sched/act_connmark.c
@@ -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;
diff --git a/net/sched/act_csum.c b/net/sched/act_csum.c
index 065f716..7725eafb 100644
--- a/net/sched/act_csum.c
+++ b/net/sched/act_csum.c
@@ -548,6 +548,7 @@ static int tcf_csum_dump(struct sk_buff *skb,
                goto nla_put_failure;
        t.install = jiffies_to_clock_t(jiffies - p->tcf_tm.install);
        t.lastuse = jiffies_to_clock_t(jiffies - p->tcf_tm.lastuse);
+       t.firstuse = jiffies_to_clock_t(jiffies - p->tcf_tm.firstuse);
        t.expires = jiffies_to_clock_t(p->tcf_tm.expires);
        if (nla_put_64bit(skb, TCA_CSUM_TM, sizeof(t), &t, TCA_CSUM_PAD))
                goto nla_put_failure;
diff --git a/net/sched/act_gact.c b/net/sched/act_gact.c
index e96e3a5..1f3baec 100644
--- a/net/sched/act_gact.c
+++ b/net/sched/act_gact.c
@@ -177,6 +177,7 @@ static int tcf_gact_dump(struct sk_buff *skb, struct 
tc_action *a,
 #endif
        t.install = jiffies_to_clock_t(jiffies - gact->tcf_tm.install);
        t.lastuse = jiffies_to_clock_t(jiffies - gact->tcf_tm.lastuse);
+       t.firstuse = jiffies_to_clock_t(jiffies - gact->tcf_tm.firstuse);
        t.expires = jiffies_to_clock_t(gact->tcf_tm.expires);
        if (nla_put_64bit(skb, TCA_GACT_TM, sizeof(t), &t, TCA_GACT_PAD))
                goto nla_put_failure;
diff --git a/net/sched/act_ipt.c b/net/sched/act_ipt.c
index 65bc135..43bf8ff 100644
--- a/net/sched/act_ipt.c
+++ b/net/sched/act_ipt.c
@@ -281,6 +281,7 @@ static int tcf_ipt_dump(struct sk_buff *skb, struct 
tc_action *a, int bind,
                goto nla_put_failure;
        tm.install = jiffies_to_clock_t(jiffies - ipt->tcf_tm.install);
        tm.lastuse = jiffies_to_clock_t(jiffies - ipt->tcf_tm.lastuse);
+       tm.firstuse = jiffies_to_clock_t(jiffies - ipt->tcf_tm.firstuse);
        tm.expires = jiffies_to_clock_t(ipt->tcf_tm.expires);
        if (nla_put_64bit(skb, TCA_IPT_TM, sizeof(tm), &tm, TCA_IPT_PAD))
                goto nla_put_failure;
diff --git a/net/sched/act_mirred.c b/net/sched/act_mirred.c
index f718090..5b1423f 100644
--- a/net/sched/act_mirred.c
+++ b/net/sched/act_mirred.c
@@ -220,6 +220,7 @@ static int tcf_mirred_dump(struct sk_buff *skb, struct 
tc_action *a, int bind,
                goto nla_put_failure;
        t.install = jiffies_to_clock_t(jiffies - m->tcf_tm.install);
        t.lastuse = jiffies_to_clock_t(jiffies - m->tcf_tm.lastuse);
+       t.firstuse = jiffies_to_clock_t(jiffies - m->tcf_tm.firstuse);
        t.expires = jiffies_to_clock_t(m->tcf_tm.expires);
        if (nla_put_64bit(skb, TCA_MIRRED_TM, sizeof(t), &t, TCA_MIRRED_PAD))
                goto nla_put_failure;
diff --git a/net/sched/act_nat.c b/net/sched/act_nat.c
index 9135aa8..9fbf780 100644
--- a/net/sched/act_nat.c
+++ b/net/sched/act_nat.c
@@ -266,6 +266,7 @@ static int tcf_nat_dump(struct sk_buff *skb, struct 
tc_action *a,
                goto nla_put_failure;
        t.install = jiffies_to_clock_t(jiffies - p->tcf_tm.install);
        t.lastuse = jiffies_to_clock_t(jiffies - p->tcf_tm.lastuse);
+       t.firstuse = jiffies_to_clock_t(jiffies - p->tcf_tm.firstuse);
        t.expires = jiffies_to_clock_t(p->tcf_tm.expires);
        if (nla_put_64bit(skb, TCA_NAT_TM, sizeof(t), &t, TCA_NAT_PAD))
                goto nla_put_failure;
diff --git a/net/sched/act_pedit.c b/net/sched/act_pedit.c
index 67a1726..fb89275 100644
--- a/net/sched/act_pedit.c
+++ b/net/sched/act_pedit.c
@@ -202,6 +202,7 @@ static int tcf_pedit_dump(struct sk_buff *skb, struct 
tc_action *a,
                goto nla_put_failure;
        t.install = jiffies_to_clock_t(jiffies - p->tcf_tm.install);
        t.lastuse = jiffies_to_clock_t(jiffies - p->tcf_tm.lastuse);
+       t.firstuse = jiffies_to_clock_t(jiffies - p->tcf_tm.firstuse);
        t.expires = jiffies_to_clock_t(p->tcf_tm.expires);
        if (nla_put_64bit(skb, TCA_PEDIT_TM, sizeof(t), &t, TCA_PEDIT_PAD))
                goto nla_put_failure;
diff --git a/net/sched/act_simple.c b/net/sched/act_simple.c
index bfdfc66..9d9892c 100644
--- a/net/sched/act_simple.c
+++ b/net/sched/act_simple.c
@@ -160,6 +160,7 @@ static int tcf_simp_dump(struct sk_buff *skb, struct 
tc_action *a,
                goto nla_put_failure;
        t.install = jiffies_to_clock_t(jiffies - d->tcf_tm.install);
        t.lastuse = jiffies_to_clock_t(jiffies - d->tcf_tm.lastuse);
+       t.firstuse = jiffies_to_clock_t(jiffies - d->tcf_tm.firstuse);
        t.expires = jiffies_to_clock_t(d->tcf_tm.expires);
        if (nla_put_64bit(skb, TCA_DEF_TM, sizeof(t), &t, TCA_DEF_PAD))
                goto nla_put_failure;
diff --git a/net/sched/act_skbedit.c b/net/sched/act_skbedit.c
index d9d1f41..7d3216c 100644
--- a/net/sched/act_skbedit.c
+++ b/net/sched/act_skbedit.c
@@ -174,6 +174,7 @@ static int tcf_skbedit_dump(struct sk_buff *skb, struct 
tc_action *a,
                goto nla_put_failure;
        t.install = jiffies_to_clock_t(jiffies - d->tcf_tm.install);
        t.lastuse = jiffies_to_clock_t(jiffies - d->tcf_tm.lastuse);
+       t.firstuse = jiffies_to_clock_t(jiffies - d->tcf_tm.firstuse);
        t.expires = jiffies_to_clock_t(d->tcf_tm.expires);
        if (nla_put_64bit(skb, TCA_SKBEDIT_TM, sizeof(t), &t, TCA_SKBEDIT_PAD))
                goto nla_put_failure;
diff --git a/net/sched/act_vlan.c b/net/sched/act_vlan.c
index 68da2eb..4b1c2c0 100644
--- a/net/sched/act_vlan.c
+++ b/net/sched/act_vlan.c
@@ -185,6 +185,7 @@ static int tcf_vlan_dump(struct sk_buff *skb, struct 
tc_action *a,
 
        t.install = jiffies_to_clock_t(jiffies - v->tcf_tm.install);
        t.lastuse = jiffies_to_clock_t(jiffies - v->tcf_tm.lastuse);
+       t.firstuse = jiffies_to_clock_t(jiffies - v->tcf_tm.firstuse);
        t.expires = jiffies_to_clock_t(v->tcf_tm.expires);
        if (nla_put_64bit(skb, TCA_VLAN_TM, sizeof(t), &t, TCA_VLAN_PAD))
                goto nla_put_failure;
-- 
1.9.1

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