[ Reposting in plantext only]
On Mon, Sep 25, 2017 at 7:32 PM, Or Gerlitz <gerlitz...@gmail.com> wrote: > > On Mon, Sep 25, 2017 at 1:23 PM, Simon Horman > <simon.hor...@netronome.com> wrote: > > From: John Hurley <john.hur...@netronome.com> > > > > Periodically receive messages containing the destination IPs of tunnels > > that have recently forwarded traffic. Update the neighbour entries 'used' > > value for these IPs next hop. > > Are you proactively sending keep alive messages from the driver or the > fw? what's wrong with the probes sent by the kernel NUD subsystem? > Hi Or, The messages are sent from the FW to the driver. They indicate which offloaded tunnels are currently active. > > In our driver we also update the used value for neighs of offloaded > tunnels, we do it based on flow counters for the offloaded tunnels > which is an evidence for activity. Any reason for you not to apply a > similar practice? Yes, this would provide the same outcome. Because our firmware already offered these messages, we chose to support this approach. > > > Or.