[ovs-discuss] Does it work if netdev datapath connect system datapath through patch ports

Ben Pfaff blp at ovn.org
Thu Oct 12 15:48:04 UTC 2017


On Thu, Oct 12, 2017 at 05:22:14PM +0800, Hui Xiang wrote:
>    Seems it works with the same datapath type during the discussion in [1]
> by finally done a flow of leaving two kernel netdev port communicate
> together.
> 
>    But in my case I have a setup with two bridges has different datapath
> type, netdev and system, need to be connected, port_A(in netdev datapath)
> is in running in the userspace, port_D(in system datapath), will the flow
> be port_A ---- port_D directly and packets go through userspace to
> kernelspace and so on in the reverse direction,
>  does patch port can make it work?

No, that doesn't work.  (I should document that.)


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