[ovs-dev] [PATCH v4 5/5] ofproto-dpif-xlate: Fix MPLS recirculation.

[Jarno Rajahalme]

> On Mar 24, 2015, at 9:57 AM, Ben Pfaff <blp at nicira.com> wrote:
> 
> On Thu, Mar 19, 2015 at 06:03:29PM -0700, Jarno Rajahalme wrote:
>> Prior to this patch MPLS recirculation was not performed on a table
>> lookup following an MPLS_POP action.  This patch refactors MPLS
>> recirculation triggering so that a table action can be re-done after
>> recirculation if that table action follows an MPLS_POP action.
>> 
>> Recirculation for a patch port traversal (which also does a table
>> lookup) after an MPLS_POP action does not need to store the output
>> action, as recirculation without any post-recirculation actions causes
>> the table lookup to happen anyway.
>> 
>> Furthermore, the stack actions now have the same post-MPLS_POP
>> optimization as the SET_FIELD and MOVE actions had already:
>> recirculation is triggered only if the register in the action is L3 or
>> higher.
>> 
>> Signed-off-by: Jarno Rajahalme <jrajahalme at nicira.com>
> 
> Acked-by: Ben Pfaff <blp at nicira.com>

Thanks for the review, pushed to master,

  Jarno