linux-kernel - Re: renaming kernel devices [was: VIA EPIA EK: strange eth dev numbering]

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Date:	Thu, 2 Aug 2007 15:43:55 +0200 (MET DST)
From:	Herbert Rosmanith <kernel@...dsau.enemy.org>
To:	Jan Engelhardt <jengelh@...putergmbh.de>
CC:	Michael Tokarev <mjt@....msk.ru>, linux-kernel@...r.kernel.org
Subject: Re: renaming kernel devices [was: VIA EPIA EK: strange eth dev numbering]

> >And now tell me please how can I connect two messages from dmesg:
> >eth0: Tigon3 [partno(BCM95721) rev 4201 PHY(5750)] (PCI Express) 10/100/1000Base-T Ethernet 00:14:5e:5d:18:26
> >nic10: Link is up at 100 Mbps, full duplex.
> 
> Generally, the "link is xyz" message comes directly after loading the module,
> so it should be eth0 before udev gets a chance to rename it. Or maybe not -
                                                               ^^^^^^^^^^^^

you mean like this:
eth0: MII PHY found at address 1, status 0x7869 advertising 05e1 Link 45e1.
...
eth2: link up, 100Mbps, full-duplex, lpa 0x45E1

with eth0 really being (same MAC) == eth2.

> in which case, well, you're literally fubared, and your distro should put a
> "renamed A to B" into syslog.

I think it would be helpful.

/herp 
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