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Date: Thu, 23 May 2024 08:46:25 -0400
From: Willem de Bruijn <willemdebruijn.kernel@gmail.com>
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Subject: Re: [PATCH net] net: prevent pulling SKB_GSO_FRAGLIST skb
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> The problem now is the ethtool in ubuntu can't support "rx-gro-list"
> and "rx-udp-gro-forwarding" although it is updated to version 6.7 from 
> https://mirrors.edge.kernel.org/pub/software/network/ethtool. 
> 
> There is another verison in 
> https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/net/ethtool.
>  We download the sourcecode but don't know how to compile for ubuntu as
> no ./configure there.
> 
> Is it the one we should use?  If yes, could you please show me how to
> compile and install this ethtool?

https://git.kernel.org/pub/scm/network/ethtool/ethtool.git is the
upstream ethtool repo.

Since you are testing a custom built kernel, there are other hacky
ways to configure a feature if you lack a userspace component:

- just hardcode on or off and reboot
- use YNL ethtool (but features is not implemented yet?)
- write your own netlink helper
- abuse some existing kernel API to toggle it, like a rarely uses systl