Nicolas Dichtel <nicolas.dichtel@xxxxxxxxx> wrote:
> After the below patch, the conntrack attached to skb is set to "notrack" in
> the context of vrf device, for locally generated packets.
> But this is true only when the default qdisc is set to the vrf device. When
> changing the qdisc, notrack is not set anymore.
> In fact, there is a shortcut in the vrf driver, when the default qdisc is
> set, see commit dcdd43c41e60 ("net: vrf: performance improvements for
> IPv4") for more details.
>
> This patch ensures that the behavior is always the same, whatever the qdisc
> is.
>
> To demonstrate the difference, a new test is added in conntrack_vrf.sh.
Thanks Nicolas for the explanation & test case.
Acked-by: Florian Westphal <fw@xxxxxxxxx>
