netdev - Re: [PATCH v1] rds: If one path needs re-connection, check all and re-connect

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Message-Id: <20200701.173528.2292418258068703456.davem@davemloft.net>
Date:   Wed, 01 Jul 2020 17:35:28 -0700 (PDT)
From:   David Miller <davem@...emloft.net>
To:     rao.shoaib@...cle.com
Cc:     netdev@...r.kernel.org, linux-rdma@...r.kernel.org,
        ka-cheong.poon@...cle.com, david.edmondson@...cle.com
Subject: Re: [PATCH v1] rds: If one path needs re-connection, check all and
 re-connect

From: rao.shoaib@...cle.com
Date: Wed,  1 Jul 2020 12:23:38 -0700

> From: Rao Shoaib <rao.shoaib@...cle.com>
> 
> In testing with mprds enabled, Oracle Cluster nodes after reboot were
> not able to communicate with others nodes and so failed to rejoin
> the cluster. Peers with lower IP address initiated connection but the
> node could not respond as it choose a different path and could not
> initiate a connection as it had a higher IP address.
> 
> With this patch, when a node sends out a packet and the selected path
> is down, all other paths are also checked and any down paths are
> re-connected.
> 
> Reviewed-by: Ka-cheong Poon <ka-cheong.poon@...cle.com>
> Reviewed-by: David Edmondson <david.edmondson@...cle.com>
> Signed-off-by: Somasundaram Krishnasamy <somasundaram.krishnasamy@...cle.com>
> Signed-off-by: Rao Shoaib <rao.shoaib@...cle.com>

Applied.