netdev - Re: [PATCH net-next] net: vrf: Update flags and features settings

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Message-Id: <20160615.140414.1569244843473003397.davem@davemloft.net>
Date:	Wed, 15 Jun 2016 14:04:14 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	dsa@...ulusnetworks.com
Cc:	netdev@...r.kernel.org
Subject: Re: [PATCH net-next] net: vrf: Update flags and features settings

From: David Ahern <dsa@...ulusnetworks.com>
Date: Mon, 13 Jun 2016 17:14:12 -0700

> 1. Default VRF devices to not having a qdisc (IFF_NO_QUEUE). Users
>    can add one as desired.
> 
> 2. Disable adding a VLAN to a VRF device.
> 
> 3. Enable offloads and hardware features similar to other logical
>    devices (e.g., dummy, veth)
> 
> Change provides a significant boost in TCP stream Tx performance,
> from ~2,700 Mbps to ~18,100 Mbps and makes throughput close to the
> performance without a VRF (18,500 Mbps). netperf TCP_STREAM benchmark
> using qemu with virtio+vhost for the NICs
> 
> Signed-off-by: David Ahern <dsa@...ulusnetworks.com>

Applied.