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Date:   Fri, 15 May 2020 16:15:24 +0100
From:   David Howells <>
To:     Christoph Hellwig <>
Cc:, "David S. Miller" <>,
        Jakub Kicinski <>,
        Marcelo Ricardo Leitner <>,
        Eric Dumazet <>,,,,,,,,,, Alexey Kuznetsov <>,,,, Neil Horman <>,
        Hideaki YOSHIFUJI <>,, Vlad Yasevich <>,, Jon Maloy <>,
        Ying Xue <>,
Subject: Re: [PATCH 21/33] ipv4: add ip_sock_set_mtu_discover

Christoph Hellwig <> wrote:

> > > +		ip_sock_set_mtu_discover(conn->params.local->socket->sk,
> > > +				IP_PMTUDISC_DONT);
> > 
> > Um... The socket in question could be an AF_INET6 socket, not an AF_INET4
> > socket - I presume it will work in that case.  If so:
> Yes, the implementation of that sockopt, including the inet_sock
> structure where these options are set is shared between ipv4 and ipv6.

Great!  Could you note that either in the patch description or in the
kerneldoc attached to the function?


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