Allow datapath to recognize and extract MPLS labels into flow keys
and execute actions which push, pop, and set labels on packets.
Based heavily on work by Leo Alterman, Ravi K, Isaku Yamahata and Joe Stringer.
Cc: Ravi K
Cc: Leo Alterman
Cc: Isaku Yamahata
Cc: Joe Stringer
Signed-off-by: Sim
Hi Jesse, Hi All,
As per the suggestion made by Ben in relation to this patch
I have updated it so that:
* The datapath rejects push MPLS actions in the presence of VLAN tags.
I have done this by blacklisting the following:
- ETH_P_8021Q (0x8100)
- ETH_P_8021AD (0x88A8)
- ETH_P_QINQ1 (0x
