netdev - Re: [net-next] tcp: correctly handle increased zerocopy args struct size

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Message-Id: <20201210.131524.1199625128133217949.davem@davemloft.net>
Date:   Thu, 10 Dec 2020 13:15:24 -0800 (PST)
From:   David Miller <davem@...emloft.net>
To:     arjunroy.kdev@...il.com
Cc:     netdev@...r.kernel.org, arjunroy@...gle.com, edumazet@...gle.com,
        soheil@...gle.com
Subject: Re: [net-next] tcp: correctly handle increased zerocopy args
 struct size

From: Arjun Roy <arjunroy.kdev@...il.com>
Date: Thu, 10 Dec 2020 11:16:03 -0800

> From: Arjun Roy <arjunroy@...gle.com>
> 
> A prior patch increased the size of struct tcp_zerocopy_receive
> but did not update do_tcp_getsockopt() handling to properly account
> for this.
> 
> This patch simply reintroduces content erroneously cut from the
> referenced prior patch that handles the new struct size.
> 
> Fixes: 18fb76ed5386 ("net-zerocopy: Copy straggler unaligned data for TCP Rx. zerocopy.")
> Signed-off-by: Arjun Roy <arjunroy@...gle.com>
> Signed-off-by: Eric Dumazet <edumazet@...gle.com>
> Signed-off-by: Soheil Hassas Yeganeh <soheil@...gle.com>

Applied.