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SubjectRe: [PATCH 2.6.18-rc5] PCI: sort device lists breadth-first
On Fri, Sep 08, 2006 at 11:56:39AM -0400, Dave Jones wrote:
> On Thu, Sep 07, 2006 at 10:14:22PM -0500, Matt Domsch wrote:
> > Problem:
> > New Dell PowerEdge servers have 2 embedded ethernet ports, which are
> > labeled NIC1 and NIC2 on the chassis, in the BIOS setup screens, and
> > in the printed documentation. Assuming no other add-in ethernet ports
> > in the system, Linux 2.4 kernels name these eth0 and eth1
> > respectively. Many people have come to expect this naming. Linux 2.6
> > kernels name these eth1 and eth0 respectively (backwards from
> > expectations). I also have reports that various Sun and HP servers
> > have similar behavior.
>
> This came up years back when 2.6 was something new, and the answer
> then was 'bind the interface to the MAC address'.

It came up then? I don't recall it, if so, I hope I didn't say that...

We should fix this, it's obviously a regression. Thanks a lot Matt for
tracking this down and fixing it.

> Whilst your patch will fix the case that's currently broken (2.4->2.6),
> doesn't it offer equal possibility to break existing setups when people move
> from <=2.6.18 -> 2.6.19 ?

It might, but I'll take that heat, we do have a command line option that
returns the functionality to the "broken" way.

Let's see what happens in the next -mm.

thanks,

greg k-h
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