netdev - Re: [PATCH net-next] tcp: ensure prior synack rtx behavior with small backlogs

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Message-Id: <20151007.051001.2204891650276215409.davem@davemloft.net>
Date:	Wed, 07 Oct 2015 05:10:01 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	eric.dumazet@...il.com
Cc:	netdev@...r.kernel.org
Subject: Re: [PATCH net-next] tcp: ensure prior synack rtx behavior with
 small backlogs

From: Eric Dumazet <eric.dumazet@...il.com>
Date: Tue, 06 Oct 2015 14:49:58 -0700

> From: Eric Dumazet <edumazet@...gle.com>
> 
> Some applications use a listen() backlog of 1.
> 
> Prior kernels were silently enforcing a qlen_log of 4, so that we were
> sending up to /proc/sys/net/ipv4/tcp_synack_retries SYNACK messages.
> 
> Fixes: ef547f2ac16b ("tcp: remove max_qlen_log")
> Signed-off-by: Eric Dumazet <edumazet@...gle.com>

Applied, thanks Eric.
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