[dpdk-dev] [PATCH v3] i40e: add VEB switching support for i40e

Bruce Richardson bruce.richardson at intel.com
Fri Mar 11 22:50:40 CET 2016


On Wed, Mar 09, 2016 at 06:02:38AM +0000, Wu, Jingjing wrote:
> 
> 
> > -----Original Message-----
> > From: Tao, Zhe
> > Sent: Wednesday, March 09, 2016 1:39 PM
> > To: dev at dpdk.org
> > Cc: Tao, Zhe; Wu, Jingjing
> > Subject: [dpdk-dev][PATCH v3] i40e: add VEB switching support for i40e
> > 
> > VEB switching feature for i40e is used to enable the switching between the
> > VSIs connect to the virtual bridge. The old implementation is setting the
> > virtual bridge mode as VEPA which is port aggregation. Enable the switching
> > ability by setting the loop back mode for the specific VSIs which connect to PF
> > or VFs.
> > 
> > VEB/VSI/VEPA are concepts not specific to the i40e HW, the concepts are
> > from 802.1qbg spec IEEE EVB tutorial:
> > http://www.ieee802.org/802_tutorials/2009-11/evb-tutorial-draft-
> > 20091116_v09.pdf
> > 
> > VEB: a virtual switch can forward the packet based on the specific match field.
> > VSI: a virtual interface connect between the VEB/VEPA and virtual machine.
> > VEPA: a virtual Ethernet port aggregator will upstream the packets from VSI
> > to the LAN port.
> > 
> > Signed-off-by: Zhe Tao <zhe.tao at intel.com>
> Acked-by: Jingjing Wu <jingjing.wu at intel.com>
>
Applied to dpdk-next-net/rel_16_04

/Bruce


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