From mboxrd@z Thu Jan  1 00:00:00 1970
From: Stephen Hemminger <stephen.hemminger@vyatta.com>
Subject: Re: [PATCH net-next-2.6] dummy: percpu stats and lockless xmit
Date: Tue, 28 Sep 2010 00:52:07 -0700 (PDT)
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Cc: netdev <netdev@vger.kernel.org>, David Miller <davem@davemloft.net>
To: Eric Dumazet <eric.dumazet@gmail.com>
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> Converts dummy network device driver to :
> 
> - percpu stats
> 
> - 64bit stats
> 
> - lockless xmit (NETIF_F_LLTX)
> 
> - performance features added (NETIF_F_SG | NETIF_F_FRAGLIST |
> NETIF_F_TSO | NETIF_F_NO_CSUM | NETIF_F_HIGHDMA)
> 
> Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>

IFB device could use many of these enhancements.