| Message ID | 20210818022215.5979-1-fankaixi.li@bytedance.com |
|---|---|
| State | New |
| Headers | show |
| Series | ovs: clear skb->tstamp in forwarding path | expand |
Eric Dumazet <eric.dumazet@gmail.com> 于2021年8月18日周三 下午5:32写道： > > > > On 8/18/21 4:22 AM, fankaixi.li@bytedance.com wrote: > > From: kaixi.fan <fankaixi.li@bytedance.com> > > > > fq qdisc requires tstamp to be cleared in the forwarding path. Now ovs > > doesn't clear skb->tstamp. We encountered a problem with linux > > version 5.4.56 and ovs version 2.14.1, and packets failed to > > dequeue from qdisc when fq qdisc was attached to ovs port. > > > > Fixes: fb420d5d91c1 ("tcp/fq: move back to CLOCK_MONOTONIC") > > This is more precise than " version 5.4.56 and ovs version ..." > > Thanks. > > > Signed-off-by: kaixi.fan <fankaixi.li@bytedance.com> > > Signed-off-by: xiexiaohui <xiexiaohui.xxh@bytedance.com> > > Reviewed-by: Cong Wang <cong.wang@bytedance.com> > > --- > > net/openvswitch/vport.c | 1 + > > 1 file changed, 1 insertion(+) > > > > diff --git a/net/openvswitch/vport.c b/net/openvswitch/vport.c > > index 88deb5b41429..cf2ce5812489 100644 > > --- a/net/openvswitch/vport.c > > +++ b/net/openvswitch/vport.c > > @@ -507,6 +507,7 @@ void ovs_vport_send(struct vport *vport, struct sk_buff *skb, u8 mac_proto) > > } > > > > skb->dev = vport->dev; > > + skb->tstamp = 0; > > vport->ops->send(skb); > > return; > > > > Hi Eric Dumazet, Yes and many thanks.
diff --git a/net/openvswitch/vport.c b/net/openvswitch/vport.c index 88deb5b41429..cf2ce5812489 100644 --- a/net/openvswitch/vport.c +++ b/net/openvswitch/vport.c @@ -507,6 +507,7 @@ void ovs_vport_send(struct vport *vport, struct sk_buff *skb, u8 mac_proto) } skb->dev = vport->dev; + skb->tstamp = 0; vport->ops->send(skb); return;