vxlan: metadata based tunneling for IPv6
vxlan: metadata based tunneling for IPv6

Support metadata based (formerly flow based) tunneling also for IPv6.
This complements commit ee122c79d422 ("vxlan: Flow based tunneling").

Signed-off-by: Jiri Benc <8042a9733e573ff678660cf1b367d055d2c2096d@redhat.com>
Acked-by: Thomas Graf <17c2d8920621522552b392f72d8fdb4d1e866b44@suug.ch>
Acked-by: Alexei Starovoitov <c24c0248770ae98831f8a654310d4c2e07514c61@plumgrid.com>
Signed-off-by: David S. Miller <fe08d3c717adf2ae63592e4c9aec6e3e404d8e3e@davemloft.net>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs