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.
