netdev - Re: [patch net-next v3 13/13] net: expose devlink port over rtnetlink

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Message-ID: <20221102085249.3b64e29f@kernel.org>
Date:   Wed, 2 Nov 2022 08:52:49 -0700
From:   Jakub Kicinski <kuba@...nel.org>
To:     Jiri Pirko <jiri@...nulli.us>
Cc:     netdev@...r.kernel.org, davem@...emloft.net, pabeni@...hat.com,
        edumazet@...gle.com, tariqt@...dia.com, moshe@...dia.com,
        saeedm@...dia.com, linux-rdma@...r.kernel.org
Subject: Re: [patch net-next v3 13/13] net: expose devlink port over
 rtnetlink

On Wed, 2 Nov 2022 16:37:00 +0100 Jiri Pirko wrote:
> >> Maybe it's time to plumb policies thru to classic netlink, instead of
> >> creating weird attribute constructs?  
> >
> >Not a blocker, FWIW, just pointing out a better alternative.  
> 
> Or, even better, move RTnetlink to generic netlink. Really, there is no
> point to have it as non-generic netlink forever. We moved ethtool there,
> why not RTnetlink?

As a rewrite?  We could plug in the same callbacks into a genl family
but the replies / notifications would have different headers depending
on the socket type which gets hairy, no?