2 files changed, 13 insertions, 0 deletions

diff --git a/net/core/dev.c b/net/core/dev.c
index 343883f65ea7..dcc357e4f91e 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -1336,7 +1336,12 @@ static void dev_queue_xmit_nit(struct sk_buff *skb, struct net_device *dev)
 {
         struct packet_type *ptype;
 
+#ifdef CONFIG_NET_CLS_ACT
+        if (!(skb->tstamp.tv64 && (G_TC_FROM(skb->tc_verd) & AT_INGRESS)))
+                net_timestamp(skb);
+#else
         net_timestamp(skb);
+#endif
 
         rcu_read_lock();
         list_for_each_entry_rcu(ptype, &ptype_all, list) {
diff --git a/net/sched/sch_netem.c b/net/sched/sch_netem.c
index d876b8734848..2b88295cb7b7 100644
--- a/net/sched/sch_netem.c
+++ b/net/sched/sch_netem.c
@@ -280,6 +280,14 @@ static struct sk_buff *netem_dequeue(struct Qdisc *sch)
                         if (unlikely(!skb))
                                 return NULL;
 
+#ifdef CONFIG_NET_CLS_ACT
+                        /*
+                         * If it's at ingress let's pretend the delay is
+                         * from the network (tstamp will be updated).
+                         */
+                        if (G_TC_FROM(skb->tc_verd) & AT_INGRESS)
+                                skb->tstamp.tv64 = 0;
+#endif
                         pr_debug("netem_dequeue: return skb=%p\n", skb);
                         sch->q.qlen--;
                         return skb;