netdev - Re: [PATCH net-next] net: netfilter: Add IPIP flowtable SW acceleration

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Message-ID: <aFvP6jthcX6Lbq4C@lore-desk>
Date: Wed, 25 Jun 2025 12:31:06 +0200
From: Lorenzo Bianconi <lorenzo@...nel.org>
To: Jakub Kicinski <kuba@...nel.org>
Cc: "David S. Miller" <davem@...emloft.net>,
	David Ahern <dsahern@...nel.org>,
	Eric Dumazet <edumazet@...gle.com>, Paolo Abeni <pabeni@...hat.com>,
	Simon Horman <horms@...nel.org>,
	Pablo Neira Ayuso <pablo@...filter.org>,
	Jozsef Kadlecsik <kadlec@...filter.org>, netdev@...r.kernel.org,
	netfilter-devel@...r.kernel.org, coreteam@...filter.org
Subject: Re: [PATCH net-next] net: netfilter: Add IPIP flowtable SW
 acceleration

> On Mon, 23 Jun 2025 15:15:51 +0200 Lorenzo Bianconi wrote:
> > Introduce SW acceleration for IPIP tunnels in the netfilter flowtable
> > infrastructure.
> 
> From a look at this patch and the code in nf_flow_table_ip.c
> I'm a little unclear on whether the header push/pop happens
> if we "offload" the forwarding.
> 
> > IPIP SW acceleration can be tested...
> 
> I think it's time we start to ask for selftest that can both run in SW
> mode and be offload if appropriate devices are pass in via env.

ack, I will add a selftest to nft_flowtable.sh

Regards,
Lorenzo

> -- 
> pw-bot: cr

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