netdev - Re: [PATCH net-next v1 2/6] doc/netlink: Add sub-message support to netlink-raw

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Date: Mon, 04 Dec 2023 15:58:09 +0000
From: Donald Hunter <donald.hunter@...il.com>
To: Jakub Kicinski <kuba@...nel.org>
Cc: netdev@...r.kernel.org,  "David S. Miller" <davem@...emloft.net>,  Eric
 Dumazet <edumazet@...gle.com>,  Paolo Abeni <pabeni@...hat.com>,  Jonathan
 Corbet <corbet@....net>,  linux-doc@...r.kernel.org,  Jacob Keller
 <jacob.e.keller@...el.com>,  donald.hunter@...hat.com
Subject: Re: [PATCH net-next v1 2/6] doc/netlink: Add sub-message support to
 netlink-raw

Jakub Kicinski <kuba@...nel.org> writes:
>
> SGTM, could you add all the info from the commit message somewhere 
> in the documentation? Perhaps a new section at the end of
> Documentation/userspace-api/netlink/specs.rst

Ack, will do.

>> @@ -261,6 +262,17 @@ properties:
>>                  description: Name of the struct type used for the attribute.
>>                  type: string
>>                # End genetlink-legacy
>> +              # Start netlink-raw
>> +              sub-message:
>> +                description:
>> +                  Name of the sub-message definition to use for the attribute.
>> +                type: string
>> +              selector:
>> +                description:
>> +                  Name of the attribute to use for dynamic selection of sub-message
>> +                  format specifier.
>> +                type: string
>
> We can leave it for later either way, but have you seen any selectors
> which would key on an integer, rather than a string?

>From what I have seen, I am fairly sure it's always going to be a
string. (famous last words)