linux-kernel - Re: [RFC] Make predictable/persistent network interface names more handy

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Date:	Sun, 11 Jan 2015 23:47:15 +0100
From:	Richard Weinberger <richard@....at>
To:	Stephen Hemminger <stephen@...workplumber.org>
CC:	davem@...emloft.net, coreteam@...filter.org,
	netfilter-devel@...r.kernel.org, linux-kernel@...r.kernel.org,
	netdev@...r.kernel.org, bhutchings@...arflare.com,
	john.fastabend@...il.com, herbert@...dor.apana.org.au,
	vyasevic@...hat.com, jiri@...nulli.us, vfalico@...il.com,
	therbert@...gle.com, edumazet@...gle.com, yoshfuji@...ux-ipv6.org,
	jmorris@...ei.org, kuznet@....inr.ac.ru, kadlec@...ckhole.kfki.hu,
	kaber@...sh.net, pablo@...filter.org, kay@...y.org
Subject: Re: [RFC] Make predictable/persistent network interface names more
 handy

Am 11.01.2015 um 23:42 schrieb Stephen Hemminger:
> On Sun, 11 Jan 2015 21:52:48 +0100
> Richard Weinberger <richard@....at> wrote:
> 
>> Since the Linux distribution of my choice makes use of
>> predictable network interface names[0] my USB gadgets
>> are no longer usb0 but enp0s29u1u2. Same for all other network devices.
>> While I can fully understand that this new naming scheme makes sense
>> for a lot of people and makes their work easier it does not really work for me.
>> My brain is not able to remember that my Beaglebone's USB-Ethernet
>> is now enp0s29u1u2. Even after looking at the output of ifconfig
>> I have to copy&paste the interface name.
>> Instead of just disabling the feature I thought about
>> a generic solution which satisfies both needs.
> 
> Fix your distro. Easier said than done.

Sorry for using a mainstream distro. :-)

> Current systemd names are much shorter

Hmm, are you sure? When was this changed?
Maybe I misread http://cgit.freedesktop.org/systemd/systemd/tree/src/udev/udev-builtin-net_id.c

Thanks,
//richard
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