[dpdk-stable] [PATCH v3] net/bonding: fix LACP system address check

[Ferruh Yigit]

On 2/17/2021 4:26 PM, Ferruh Yigit wrote:
> From: Vadim Podovinnikov <podovinnikov at protei.ru>
> 
> In bond (LACP) we have several NICs (ports), when we have negotiation
> with peer about what port we prefer, we send information about what
> system we preferred in partner system name field. Peer also sends us
> what partner system name it prefer.
> 
> When we receive a message from it we must compare its preferred system
> name with our system name, but not with our port mac address
> 
> In my test I have several problems with that:
> 1. If master port (mac address same as system address) shuts down (I
>     have two ports) I loose connection
> 2. If secondary port (mac address not same as system address) receives
>     message before master port, my connection is not established.
> 
> Fixes: 56cbc0817399 ("net/bonding: fix LACP negotiation")
> Cc: stable at dpdk.org
> 
> Signed-off-by: Vadim Podovinnikov <podovinnikov at protei.ru>
> ---
> Cc: zhangliang at bigo.sg
> Cc: Declan Doherty <declan.doherty at intel.com>
> 
> v3: Re-sent with rebase
> * Patch title updated, commit log updated with info shared in email
> * Sign-off updated with full name
> * Debug log slightly updated
> * Syntax slightly updated

This patch is waiting for review for a long time, if there is no objection I am 
planning to get it early in the release to give it a time to fix any possible 
issues.