netdev - Re: PATCH: Network Device Naming mechanism and policy

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Date:	Mon, 12 Oct 2009 13:37:06 -0400
From:	Bill Nottingham <notting@...hat.com>
To:	Scott James Remnant <scott@...ntu.com>
Cc:	Matt Domsch <Matt_Domsch@...l.com>,
	Narendra K <narendra_k@...l.com>, netdev@...r.kernel.org,
	linux-hotplug@...r.kernel.org, jordan_hargrave@...l.com
Subject: Re: PATCH: Network Device Naming mechanism and policy

Scott James Remnant (scott@...ntu.com) said: 
> On the other hand, they *tend* to be unique for a wide range of systems.
> This makes them pretty comparable to LABELs on disks, and we have
> a /dev/disk/by-label
> 
> Remember that udev already supports symlink stacking, and priorities and
> such.
> 
> I don't think there's any danger of supporting a /dev/netdev/by-mac by
> default, it'll be a benefit to most and those who don't have unique MACs
> will just ignore it.

At the moment, we do not appear to get the proper change uevents from things
like 'ip link set dev <foo> address <bar>', so we can't currently maintain
these symlinks.

Bill
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