netdev - Re: Network Device Naming mechanism and policy

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Message-ID: <20090324181202.GE5925@nostromo.devel.redhat.com>
Date:	Tue, 24 Mar 2009 14:12:03 -0400
From:	Bill Nottingham <notting@...hat.com>
To:	Matt Domsch <Matt_Domsch@...l.com>
Cc:	Scott James Remnant <scott@...ntu.com>, netdev@...r.kernel.org,
	linux-hotplug@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: Network Device Naming mechanism and policy

Matt Domsch (Matt_Domsch@...l.com) said: 
> > Now consider USB.  Would the device name change depending on which USB
> > port you plugged it into?  Or is USB just a single slot, in which case
> > what happens when you have two USB ethernet devices?
> > 
> > The Apple USB Ethernet device in my iPhone is not the USB Wireless
> > adapter I own, both have very different networking configurations.
> 
> we would obviously need a solution.  eth_usb_{something} perhaps.

Right, but having biosdevname chase each new bus that comes along
sounds iffy. I'd prefer /dev/net/by-name symlinks, if at all
possible. But that's a lot of code that I'm not prepared to write.

Bill
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