netdev - Re: [PATCH net-next 04/13] netlink: specs: rt-route: remove the fixed members from attrs

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Message-ID: <m2semh34rl.fsf@gmail.com>
Date: Wed, 09 Apr 2025 13:20:46 +0100
From: Donald Hunter <donald.hunter@...il.com>
To: Jakub Kicinski <kuba@...nel.org>
Cc: davem@...emloft.net,  netdev@...r.kernel.org,  edumazet@...gle.com,
  pabeni@...hat.com,  andrew+netdev@...n.ch,  horms@...nel.org,
  jacob.e.keller@...el.com,  yuyanghuang@...gle.com,  sdf@...ichev.me,
  gnault@...hat.com,  nicolas.dichtel@...nd.com,  petrm@...dia.com
Subject: Re: [PATCH net-next 04/13] netlink: specs: rt-route: remove the
 fixed members from attrs

Jakub Kicinski <kuba@...nel.org> writes:

> The purpose of the attribute list is to list the attributes
> which will be included in a given message to shrink the objects
> for families with huge attr spaces. Fixed structs are always
> present in their entirety so there's no point in listing
> their members. Current C codegen doesn't expect them and
> tries to look up the names in the attribute space.
>
> Signed-off-by: Jakub Kicinski <kuba@...nel.org>

Reviewed-by: Donald Hunter <donald.hunter@...il.com>