[ovs-dev] [PATCH v2 ovn 0/5] Reduce number of flows in IN_IP_INPUT table for DNAT.

Dumitru Ceara dceara at redhat.com
Tue Jun 30 21:41:15 UTC 2020

Patch 1 documents and refactors the usage of OVS registers in logical

Patches 2-4 refactor the ARP/NS responder code for logical routers in
order to make it easier for patch 5 to configure the flows with different
priorities depending on logical port type.

Suggested-by: Han Zhou <hzhou at ovn.org>
Reported-by: Girish Moodalbail <gmoodalbail at gmail.com>
Reported-at: https://mail.openvswitch.org/pipermail/ovs-discuss/2020-June/050186.html
Signed-off-by: Dumitru Ceara <dceara at redhat.com>

Dumitru Ceara (5):
      ovn-northd: Document OVS register usage in logical flows.
      ovn-northd: Store ETH address of router inport in xreg0.
      ovn-northd: Refactor ARP/NS responder in router pipeline.
      ovn-northd: Refactor NAT address parsing.
      ovn-northd: Minimize number of ARP/NS responder flows for DNAT.

 northd/ovn-northd.8.xml |   46 ++-
 northd/ovn-northd.c     |  733 +++++++++++++++++++++++++++++------------------
 tests/ovn-northd.at     |  149 ++++++++++
 tests/ovn.at            |    8 -
 4 files changed, 634 insertions(+), 302 deletions(-)

- Addressed Numan's comments:
  - Inserted a new patch in the beginning of the series to document
    OVS register usage in logical flows. Also refactored the code
    to avoid using bare register names.
  - Added unit tests to ovn-northd.at in every patch that changed
    logical flows.
  - Added/updated documentation in ovn-northd.8.xml in every patch that
    changed logical flows.

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