[ovs-git] [ovn-org/ovn] c29221: Allow VLAN traffic when LS:vlan-passthru=true

[Ihar Hrachyshka]

  Branch: refs/heads/master
  Home:   https://github.com/ovn-org/ovn
  Commit: c29221d9322a34501cb74e255023827220c23a8b
      https://github.com/ovn-org/ovn/commit/c29221d9322a34501cb74e255023827220c23a8b
  Author: Ihar Hrachyshka <ihrachys at redhat.com>
  Date:   2020-11-11 (Wed, 11 Nov 2020)

  Changed paths:
    M NEWS
    M northd/ovn-northd.c
    M ovn-nb.xml
    M tests/ovn.at

  Log Message:
  -----------
  Allow VLAN traffic when LS:vlan-passthru=true

A new other_config:vlan-passthru knob is added to Logical-Switches. When
true, VLAN tagged incoming traffic is allowed. This option can be used
to implement OpenStack Network VLAN transparency API extension [1].

[1] https://docs.openstack.org/api-ref/network/v2/index.html#vlan-transparency-extension

Signed-off-by: Ihar Hrachyshka <ihrachys at redhat.com>
Signed-off-by: Numan Siddique <numans at ovn.org>