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authorEric Dumazet <edumazet@google.com>2018-11-10 16:22:29 -0800
committerDavid S. Miller <davem@davemloft.net>2018-11-11 10:21:31 -0800
commit7236ead1b14923f3ba35cd29cce13246be83f451 (patch)
tree7e111a6aa40a9e3b196b7a9570dbba98edee6843 /net/sched/sch_netem.c
parenta9049ff9214da68df1179a7d5e36b43479abc9b8 (diff)
downloadlinux-7236ead1b14923f3ba35cd29cce13246be83f451.tar.gz
act_mirred: clear skb->tstamp on redirect
If sch_fq is used at ingress, skbs that might have been timestamped by net_timestamp_set() if a packet capture is requesting timestamps could be delayed by arbitrary amount of time, since sch_fq time base is MONOTONIC. Fix this problem by moving code from sch_netem.c to act_mirred.c. Fixes: fb420d5d91c1 ("tcp/fq: move back to CLOCK_MONOTONIC") Signed-off-by: Eric Dumazet <edumazet@google.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/sched/sch_netem.c')
-rw-r--r--net/sched/sch_netem.c9
1 files changed, 0 insertions, 9 deletions
diff --git a/net/sched/sch_netem.c b/net/sched/sch_netem.c
index 57b3ad9394ad7..2c38e3d079246 100644
--- a/net/sched/sch_netem.c
+++ b/net/sched/sch_netem.c
@@ -648,15 +648,6 @@ deliver:
*/
skb->dev = qdisc_dev(sch);
-#ifdef CONFIG_NET_CLS_ACT
- /*
- * If it's at ingress let's pretend the delay is
- * from the network (tstamp will be updated).
- */
- if (skb->tc_redirected && skb->tc_from_ingress)
- skb->tstamp = 0;
-#endif
-
if (q->slot.slot_next) {
q->slot.packets_left--;
q->slot.bytes_left -= qdisc_pkt_len(skb);