From: [email protected] Date: Wed, 10 Jun 2015 17:04:49 -0700 > From: Scott Feldman <[email protected]> > > If CONFIG_NET_SWITCHDEV is enabled, but port driver does not implement > support for IPv4 FIB add/del ops, don't fail route add/del offload > operations. Route adds will not be marked as OFFLOAD. Routes will be > installed in the kernel FIB, as usual. > > This was report/fixed by Florian when testing DSA driver with net-next on > devices with L2 offload support but no L3 offload support. What he reported > was an initial route installed from DHCP client would fail (route not > installed to kernel FIB). This was triggering the setting of > ipv4.fib_offload_disabled, which would disable route offloading after the > first failure. So subsequent attempts to install the route would succeed. > > There is follow-on work/discussion to address the handling of route install > failures, but for now, let's differentiate between no support and failed > support. > > Reported-by: Florian Fainelli <[email protected]> > Signed-off-by: Scott Feldman <[email protected]>
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