netdev - Re: network interface *name* alias support?

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Message-Id: <1211548070.21380.500.camel@pmac.infradead.org>
Date:	Fri, 23 May 2008 14:07:50 +0100
From:	David Woodhouse <dwmw2@...radead.org>
To:	Jon Masters <jonathan@...masters.org>
Cc:	netdev <netdev@...r.kernel.org>
Subject: Re: network interface *name* alias support?

On Wed, 2008-05-21 at 18:47 -0400, Jon Masters wrote:
> 
> I would like to add support for network interface name aliases to the
> kernel. For example, rather than simply "eth0", one might have:
> 
> eth0 -> eth_slot_0_0
> 
> And use either name for device configuration, etc. This should be pretty
> easy, but I would like some comments - in particular, has this been done
> already and I'm missing something?
> 
> Why is this useful? Say, for example that your a manufacturer building
> machines using the latest DMI extension to SMBIOS that allows you to
> specify what the physical ordering of interfaces is. Then, a
> distribution might choose to configure based on the physical slot
> ordering specified by the vendor - allowing for "rip and replace".

Why do you need a given interface to have more than one name? Why not
just assign names according to whatever criteria you care about?
That's entirely a udev problem, surely?

-- 
dwmw2

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