[ovs-dev] [PATCH branch-2.12] ovn-northd: Fix IP local multicast flooding.

Ben Pfaff blp at ovn.org
Fri Feb 28 19:20:32 UTC 2020


On Thu, Feb 27, 2020 at 10:15:59AM +0100, Dumitru Ceara wrote:
> Skip IGMP entries learned for local multicast groups when generating
> logical flows. We still allow ovn-controller to learn them as
> it might be useful information for administrators to see that hosts
> register for the groups even though they are not expected to send JOIN
> messages for this range.
> 
> Note: The upstream OVN master patch doesn't apply cleanly because OVN
> 2.12 doesn't support MLD. The conflict is however easy to solve and
> involves removing the IPv6 specific code.
> 
> Fixes: ddc64665b678 ("OVN: Add ovn-northd IGMP support")
> Reported-by: Lucas Alvares Gomes <lmartins at redhat.com>
> Reported-at: https://bugzilla.redhat.com/1803008
> Signed-off-by: Dumitru Ceara <dceara at redhat.com>
> Acked-by: Mark Michelson <mmichels at redhat.com>
> (cherry picked from OVN commit 755ffada2a66416173d5f1e09672909d40f87fd1)

Thanks, applied to branch-2.12.


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