netdev - Re: [PATCH v3 23/30] ipv6: defrag: drop non-last frags smaller than min mtu

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Message-ID: <20190110222231.w7fyfgaepbhuh2fi@breakpoint.cc>
Date:   Thu, 10 Jan 2019 23:22:31 +0100
From:   Florian Westphal <fw@...len.de>
To:     Tom Herbert <tom@...bertland.com>
Cc:     Linux Kernel Network Developers <netdev@...r.kernel.org>,
        "David S. Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Florian Westphal <fw@...len.de>,
        Peter Oskolkov <posk@...gle.com>,
        Timothy Winters <twinters@....unh.edu>
Subject: Re: [PATCH v3 23/30] ipv6: defrag: drop non-last frags smaller than
 min mtu

Tom Herbert <tom@...bertland.com> wrote:
> I couldn't find any mention of the advisory in the commit logs or
> netdev discussion, and apparently there's no protocol requirement that
> intermediate fragements need to be at least minimal MTU. Maybe this
> patch should be reverted?

Currently ipv6 reasm doesn't use rbtree infrastructure, so it would
have to be converted first.