On Mon, Mar 22, 2021 at 04:04:01PM +0800, DENG Qingfang wrote:
> On Fri, Mar 19, 2021 at 6:49 PM Vladimir Oltean <olte...@gmail.com> wrote:
> > Why would you even want to look at the source net device for forwarding?
> > I'd say that if dp->bridge_dev is NULL in the xmit function, you certainly
> > want to bypass address learning if you can. Maybe also for link-local 
> > traffic.
> 
> Also for trapped traffic (snooping, tc-flower trap action) if the CPU
> sends them back.

This sounds line an interesting use case, please tell me more about what
commands I could run to reinject trapped packets into the hardware data
path.

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