netdev - Re: [PATCH RFC 0/5] net: L2 only interfaces

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Message-Id: <20150825.171248.291365392844717283.davem@davemloft.net>
Date:	Tue, 25 Aug 2015 17:12:48 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	f.fainelli@...il.com
Cc:	netdev@...r.kernel.org, andrew@...n.ch, linux@...ck-us.net,
	jiri@...nulli.us, sfeldma@...il.com
Subject: Re: [PATCH RFC 0/5] net: L2 only interfaces

From: Florian Fainelli <f.fainelli@...il.com>
Date: Tue, 25 Aug 2015 15:50:10 -0700

> This patch series implements a L2 only interface concept which
> basically denies any kind of IP address configuration on these
> interfaces, but still allows them to be used as configuration
> end-points to keep using ethtool and friends.
> 
> A cleaner approach might be to finally come up with the concept of
> net_port which a net_device would be a superset of, but this still
> raises tons of questions as to whether we should be modifying
> userland tools to be able to configure/query these
> interfaces. During all the switch talks/discussions last year, it
> seemed to me like th L2-only interface is closest we have to a
> "network port".
> 
> Comments, flames, flying tomatoes welcome!

Interesting, indeed.

Do you plan to extend this to defining a more minimal network device
sub-type as well?

Then we can pass "net_device_common" or whatever around as a common
base type of actual net device "implementations".

Or is you main goal just getting the L2-only semantic?
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