Messages in this thread | | | From | Hans Schultz <> | Subject | Re: [PATCH V3 net-next 1/4] net: bridge: add fdb flag to extent locked port feature | Date | Tue, 31 May 2022 11:34:21 +0200 |
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> Just to give you another data point about how this works in other > devices, I can say that at least in Spectrum this works a bit > differently. Packets that ingress via a locked port and incur an FDB > miss are trapped to the CPU where they should be injected into the Rx > path so that the bridge will create the 'locked' FDB entry and notify it > to user space. The packets are obviously rated limited as the CPU cannot > handle billions of packets per second, unlike the ASIC. The limit is not > per bridge port (or even per bridge), but instead global to the entire > device.
Btw, will the bridge not create a SWITCHDEV_FDB_ADD_TO_DEVICE event towards the switchcore in the scheme you mention and thus add an entry that opens up for the specified mac address?
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