netdev - Re: [PATCH net] tcp: metrics: Handle v6/v4-mapped sockets in tcp-metrics

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Date:	Tue, 21 Jan 2014 23:09:56 -0800 (PST)
From:	David Miller <davem@...emloft.net>
To:	christoph.paasch@...ouvain.be
Cc:	netdev@...r.kernel.org
Subject: Re: [PATCH net] tcp: metrics: Handle v6/v4-mapped sockets in
 tcp-metrics

From: Christoph Paasch <christoph.paasch@...ouvain.be>
Date: Tue, 21 Jan 2014 08:17:12 +0100

> A socket may be v6/v4-mapped. In that case sk->sk_family is AF_INET6,
> but the IP being used is actually an IPv4-address.
> Current's tcp-metrics will thus represent it as an IPv6-address:
> 
> root@...ver:~# ip tcp_metrics
> ::ffff:10.1.1.2 age 22.920sec rtt 18750us rttvar 15000us cwnd 10
> 10.1.1.2 age 47.970sec rtt 16250us rttvar 10000us cwnd 10
> 
> This patch modifies the tcp-metrics so that they are able to handle the
> v6/v4-mapped sockets correctly.
> 
> Fixes: 51c5d0c4b169b (tcp: Maintain dynamic metrics in local cache.)
> Signed-off-by: Christoph Paasch <christoph.paasch@...ouvain.be>

Please respin this against net-next, thanks.
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