Subject: Re: [RFC PATCH] 2.6.22.6 netfilter: sk_setup_caps in ip_make_route_harder

From: Patrick McHardy <[email-masked]>
Date: Fri, 21 Sep 2007 16:57:42 +0200

lepton wrote:
> My situation is:
> The default route device is a e1000 network card that can do TSO.
> So the tcp stack will try send big skb to netfilter frame work.
> But after rerouting, the packtes will go out from a device  that
> can not do TSO. the packet is just get dropped..
> 
> I thinks if we can't get a way to tell tcp stack the sk_route_caps of 
> the real out device, we can just disable all things for safety.

As you already noticed yourself (in private email), this is
handled properly in current kernels.