netdev - Re: [PATCH RFC net-next 5/7] net/ipv6: Add support for path selection using hash of 5-tuple

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Date:   Tue, 13 Feb 2018 21:59:31 +0100
From:   Nicolas Dichtel <nicolas.dichtel@...nd.com>
To:     David Ahern <dsahern@...il.com>, netdev@...r.kernel.org
Cc:     roopa@...ulusnetworks.com, nikolay@...ulusnetworks.com,
        idosch@...lanox.com
Subject: Re: [PATCH RFC net-next 5/7] net/ipv6: Add support for path selection
 using hash of 5-tuple

Le 13/02/2018 à 21:35, David Ahern a écrit :
> On 2/13/18 1:31 PM, Nicolas Dichtel wrote:
>> Le 13/02/2018 à 01:06, David Ahern a écrit :
>>> Some operators prefer IPv6 path selection to use a standard 5-tuple
>>> hash rather than just an L3 hash with the flow the label. To that end
>>> add support to IPv6 for multipath hash policy similar to bf4e0a3db97eb
>>> ("net: ipv4: add support for ECMP hash policy choice"). The default
>>> is still L3 which covers source and destination addresses along with
>>> flow label and IPv6 protocol.
>>>
>>> Signed-off-by: David Ahern <dsahern@...il.com>
>>> ---
>> Do you plan to add the nl NETCONF support for this new sysctl?
>>
> 
> hmmm.... doesn't exist for the current IPv4 version, but in-kernel
> drivers are notified. I wasn't planning on it, but it can be added.
> 
Right for ipv4, it was on my todo list ;-)