netdev - Re: [patch net-next RFC v2 08/11] mlxsw: spectrum_dpipe: Connect dpipe tables to resources

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Message-ID: <c7ebc269-24ac-156e-3da5-d66ede47ee59@cumulusnetworks.com>
Date:   Sun, 19 Nov 2017 08:58:09 -0700
From:   David Ahern <dsa@...ulusnetworks.com>
To:     Arkadi Sharshevsky <arkadis@...lanox.com>,
        Jiri Pirko <jiri@...nulli.us>, netdev@...r.kernel.org
Cc:     davem@...emloft.net, mlxsw@...lanox.com, andrew@...n.ch,
        vivien.didelot@...oirfairelinux.com, f.fainelli@...il.com,
        michael.chan@...adcom.com, ganeshgr@...lsio.com,
        saeedm@...lanox.com, matanb@...lanox.com, leonro@...lanox.com,
        idosch@...lanox.com, jakub.kicinski@...ronome.com, ast@...nel.org,
        daniel@...earbox.net, simon.horman@...ronome.com,
        pieter.jansenvanvuuren@...ronome.com, john.hurley@...ronome.com,
        alexander.h.duyck@...el.com, linville@...driver.com,
        gospo@...adcom.com, steven.lin1@...adcom.com, yuvalm@...lanox.com,
        ogerlitz@...lanox.com, roopa@...ulusnetworks.com
Subject: Re: [patch net-next RFC v2 08/11] mlxsw: spectrum_dpipe: Connect
 dpipe tables to resources

On 11/19/17 2:16 AM, Arkadi Sharshevsky wrote:
> 
> 
> On 11/18/2017 09:19 PM, David Ahern wrote:
>> On 11/14/17 9:18 AM, Jiri Pirko wrote:
>>> From: Arkadi Sharshevsky <arkadis@...lanox.com>
>>>
>>> Connect current dpipe tables to resources. The tables are connected
>>> in the following fashion:
>>> 1. IPv4 host - KVD hash single
>>> 2. IPv6 host - KVD hash double
>>> 3. Adjacency - KVD linear
>>
>> Those descriptions would be helpful to the user. A description attribute
>> for the resources?
>>
> 
> As described in the cover letter this resources are used by the
> majority of the ASICs lookup processes. So currently there is one
> to one mapping but is should increase as more tables are exposed,
> so I don't think its a good idea to maintain such an attribute.
> 

'IPv4 host' yes, but I mean the term 'KVD hash single'? Is it the same
across all h/w vendors? I have only seen that in the context of MLX. If
it is a MLX term then a description to the user that KVD hash single ==
IPv4 host is warranted.