netdev - Re: [PATCH net] tcp: increment retransmit counters in tlp and fast open

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Date:	Mon, 28 Apr 2014 22:51:15 -0700
From:	Nandita Dukkipati <nanditad@...gle.com>
To:	Eric Dumazet <eric.dumazet@...il.com>
Cc:	David Miller <davem@...emloft.net>,
	netdev <netdev@...r.kernel.org>,
	Yuchung Cheng <ycheng@...gle.com>,
	Neal Cardwell <ncardwell@...gle.com>
Subject: Re: [PATCH net] tcp: increment retransmit counters in tlp and fast open

On Mon, Apr 28, 2014 at 10:00 PM, Eric Dumazet <eric.dumazet@...il.com> wrote:
> From: Eric Dumazet <edumazet@...gle.com>
>
> Both TLP and Fast Open call __tcp_retransmit_skb() instead of
> tcp_retransmit_skb() to avoid changing tp->retrans_out.
>
> This has the side effect of missing SNMP counters increments as well
> as tcp_info tcpi_total_retrans updates.
>
> Fix this by moving the stats increments of into __tcp_retransmit_skb()
>
> Signed-off-by: Eric Dumazet <edumazet@...gle.com>
> ---
Acked-by: Nandita Dukkipati <nanditad@...gle.com>
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