netdev - Re: [PATCH net-next v5 0/9] net: add support for IPv6 Segment Routing

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Date:   Thu, 10 Nov 2016 10:09:13 +0100
From:   David Lebrun <david.lebrun@...ouvain.be>
To:     Lorenzo Colitti <lorenzo@...gle.com>,
        David Miller <davem@...emloft.net>
CC:     "netdev@...r.kernel.org" <netdev@...r.kernel.org>
Subject: Re: [PATCH net-next v5 0/9] net: add support for IPv6 Segment Routing

On 11/10/2016 09:35 AM, Lorenzo Colitti wrote:
> Not sure how to fix this. The following makes IPv6 work again, but I
> suspect it mostly defeats the purpose of having SRH on by default:
> 
> +#ifdef CONFIG_LWTUNNEL
>          err = seg6_iptunnel_init();
>          if (err)
>                  goto out_unregister_pernet;
> +#endif
> 
> Enabling CONFIG_LWTUNNEL also makes IPv6 work again.
> 
> The breakage was caught by the kernel test robot, but the message was
> not particularly scary:

Oops. The easiest fix I can think of is adding an option to
enable/disable seg6's LWT which would select CONFIG_LWTUNNEL. That would
still let the core SR processing be enabled by default.

Comments ?

David


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