linux-kernel - Re: [PATCH 3.12 07/19] tcp: gso: fix truesize tracking

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Date:	Thu, 28 Nov 2013 05:25:17 +0000
From:	Ben Hutchings <ben@...adent.org.uk>
To:	"David S. Miller" <davem@...emloft.net>
Cc:	linux-kernel@...r.kernel.org, stable@...r.kernel.org,
	Eric Dumazet <edumazet@...gle.com>,
	Alexei Starovoitov <ast@...mgrid.com>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Subject: Re: [PATCH 3.12 07/19] tcp: gso: fix truesize tracking

On Mon, 2013-11-18 at 10:37 -0800, Greg Kroah-Hartman wrote:
> 3.12-stable review patch.  If anyone has any objections, please let me know.
> 
> ------------------
> 
> From: Eric Dumazet <edumazet@...gle.com>
> 
> [ Upstream commit 0d08c42cf9a71530fef5ebcfe368f38f2dd0476f ]
> 
> commit 6ff50cd55545 ("tcp: gso: do not generate out of order packets")
> had an heuristic that can trigger a warning in skb_try_coalesce(),
> because skb->truesize of the gso segments were exactly set to mss.
[...]

That commit went in 3.10, but this fix hasn't been applied to 3.10.y.

David, this code moved from net/ipv4/tcp.c to tcp_offload.c after 3.10
and this patch applies textually after adjusting the filename.  Please
consider including it in the next batch of stable fixes for 3.10.

Ben.

-- 
Ben Hutchings
Usenet is essentially a HUGE group of people passing notes in class.
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