[ovs-dev] [PATCH OvS 0/4] Offload MPLS actions to TC datapath

Simon Horman simon.horman at netronome.com
Thu Aug 1 16:10:47 UTC 2019


On Tue, Jul 30, 2019 at 12:05:13PM +0100, John Hurley wrote:
> Recent additions to TC in the Linux kernel includes an action module that
> allows MPLS packet manipulation.
> 
> Update the OvS TC API to allow OvS datapath MPLS actions to be converted
> and offloaded to a TC datapath.
> 
> Actions converted include set, push and pop. TC also offers a decrement
> TTL MPLS action, however, OvS handles this by matching on a TTL value and
> doing a set on the MPLS header to a TTL value one below. Therefore, this
> action is convered by 'set' offloads without having to be explicitly
> supported.

Thanks John,

applied to master.


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