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Date:   Mon, 25 Oct 2021 17:46:13 -0700
From:   Jakub Kicinski <kuba@kernel.org>
To:     Taehee Yoo <ap420073@gmail.com>
Cc:     davem@davemloft.net, netdev@vger.kernel.org,
        linux-kernel@vger.kernel.org
Subject: Re: [PATCH net-next] amt: add initial driver for Automatic
 Multicast Tunneling (AMT)
Message-ID: <20211025174613.3c0a306b@kicinski-fedora-pc1c0hjn.dhcp.thefacebook.com>
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On Sat, 23 Oct 2021 19:30:55 +0000 Taehee Yoo wrote:
> This is an implementation of AMT(Automatic Multicast Tunneling), RFC 7450.
> https://datatracker.ietf.org/doc/html/rfc7450
> 
> This implementation supports IGMPv2, IGMPv3, MLDv1. MLDv2, and IPv4
> underlay.


Lots of sparse warnings here, please build the new code with C=1.