On 3 December 2015 at 11:40, Pravin B Shelar <pshe...@nicira.com> wrote:
> Following patch adds support for lwtunnel to OVS datapath. > With this change OVS datapath detect lwtunnel support and > make use of new APIs if available. On older kernel where the > support is not there the backported tunnel modules are used. > These backported tunnel devices acts as lwtunnel devices. > I tried to keep backported module same as upstream for easier > bug-fix backport. Since STT and LISP are not upstream OVS > always needs to use respective modules from tunnel compat layer. > To make it work on kernel 4.3 I have converted STT and LISP > modules to lwtunnel API model. > > lwtunnel make use of skb-dst to pass tunnel information to the > tunnel module. On older kernel this is not possible. So the in > case of old kernel metadata ref is stored in OVS_CB and direct > call to tunnel transmit function is made by respective tunnel > vport modules. Similarly on receive side tunnel recv directly > call netdev-vport-receive to pass the skb to OVS. > > Major backported components include: > Geneve, GRE, VXLAN, ip_tunnel, udp-tunnels GRO. > > Signed-off-by: Pravin B Shelar <pshe...@nicira.com> > Thanks for the hard work! Acked-by: Joe Stringer <j...@ovn.org> _______________________________________________ dev mailing list dev@openvswitch.org http://openvswitch.org/mailman/listinfo/dev
