netdev - Re: [PATCH net-next 1/4] netlink: specs: nl80211: drop structs which are not uAPI

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Message-ID: <CAD4GDZwP_=Zy2XcnDg=ijv3vh6MrLnnnw8SV1c+vrdSYJ=doLw@mail.gmail.com>
Date: Tue, 6 May 2025 13:56:33 +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, 
	johannes@...solutions.net, razor@...ckwall.org
Subject: Re: [PATCH net-next 1/4] netlink: specs: nl80211: drop structs which
 are not uAPI

On Mon, 5 May 2025 at 18:02, Jakub Kicinski <kuba@...nel.org> wrote:
>
> C codegen will soon use structs for binary types. A handful of structs
> in WiFi carry information elements from the wire, defined by the standard.
> The structs are not part of uAPI, so we can't use them in C directly.
> We could add them to the uAPI or add some annotation to tell the codegen
> to output a local version to the user header. The former seems arbitrary
> since we don't expose structs for most of the standard. The latter seems
> like a lot of work for a rare occurrence. Drop the struct info for now.
>
> Link: https://lore.kernel.org/004030652d592b379e730be2f0344bebc4a03475.camel@sipsolutions.net
> Signed-off-by: Jakub Kicinski <kuba@...nel.org>

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