netdev - Re: [PATCH v5 net-next 3/3] rds: Extend RDS API for IPv6 support

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Date:   Mon, 23 Jul 2018 21:16:39 -0700
From:   "santosh.shilimkar@...cle.com" <santosh.shilimkar@...cle.com>
To:     Ka-Cheong Poon <ka-cheong.poon@...cle.com>, netdev@...r.kernel.org
Cc:     davem@...emloft.net, rds-devel@....oracle.com,
        sowmini.varadhan@...cle.com
Subject: Re: [PATCH v5 net-next 3/3] rds: Extend RDS API for IPv6 support

On 7/23/18 8:51 PM, Ka-Cheong Poon wrote:
> There are many data structures (RDS socket options) used by RDS apps
> which use a 32 bit integer to store IP address. To support IPv6,
> struct in6_addr needs to be used. To ensure backward compatibility, a
> new data structure is introduced for each of those data structures
> which use a 32 bit integer to represent an IP address. And new socket
> options are introduced to use those new structures. This means that
> existing apps should work without a problem with the new RDS module.
> For apps which want to use IPv6, those new data structures and socket
> options can be used. IPv4 mapped address is used to represent IPv4
> address in the new data structures.
> 
> v4: Revert changes to SO_RDS_TRANSPORT
> 
> Signed-off-by: Ka-Cheong Poon<ka-cheong.poon@...cle.com>
> ---
Acked-by: Santosh Shilimkar <santosh.shilimkar@...cle.com>