Subject: Re: [PATCH v5 2/2] pktgen: introduce xmit_mode '<start_xmit|netif_receive>'

From: Alexei Starovoitov <[email-masked]>
Date: Fri, 08 May 2015 09:50:05 -0700

On 5/8/15 8:57 AM, Eric Dumazet wrote:
>
> I guess an ingress action can do better, by stealing the packet before
> hitting this point.

unfortunately not yet :(
We have spin_lock(&gact->tcf_lock); in tcf_gact,
so simple 'action drop' doesn't scale.
Shouldn't be hard to fix though.