From: "Uwe Kleine-König" <u.kleine-koenig@pengutronix.de>
To: "Schenk, Gavin" <G.Schenk@eckelmann.de>
Cc: "barebox@lists.infradead.org" <barebox@lists.infradead.org>
Subject: Re: [PATCH] Configure network device for nfsboot via nv var
Date: Fri, 17 Nov 2017 10:26:41 +0100 [thread overview]
Message-ID: <20171117092641.cbrszaoh4cfz5eku@pengutronix.de> (raw)
In-Reply-To: <1510816812.1406.2.camel@eckelmann.de>
Hello,
On Thu, Nov 16, 2017 at 07:20:14AM +0000, Schenk, Gavin wrote:
> > On Wed, Nov 08, 2017 at 04:05:17PM +0100, Gavin Schenk wrote:
> > > When you have a static network environment but more than one
> > > network
> > > device on your machine it is necessary to provide the <device>
> > > parameter to the ip parameter at kernel cmd line.
> > >
> > > The device name assigned by Linux cannot in general be predicted as
> > > it
> > > depends on driver bind order.
> > >
> > > This patch introduces a new global variable
> > > "global.linux.nfsroot.device" which when set is feed to the ip=
> > > kernel
> > > parameter as device name.
> >
> > Maybe we should rather add a linuxname property to the ethernet
> > device
> > instead. That way we could specify multiple names in case we have
> > multiple ethernet devices in barebox aswell.
> >
>
> maybe I am missing something important, but is this useful for anything
> besides nfsboot?
>
> If linuxname is a property of the device, how do we decide between
> eth0.linuxname and eth1.linuxname when doing a "boot /mnt/nfs"?
> In this case we need additionally a global variable like nfsboot-
> device=eth0 to switch between nfsboot devices and to make the decision
> when filling the ip parameter?
IMHO this is unnecessary complicated and the suggested patch is fine.
Best regards
Uwe
--
Pengutronix e.K. | Uwe Kleine-König |
Industrial Linux Solutions | http://www.pengutronix.de/ |
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next prev parent reply other threads:[~2017-11-17 9:27 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-11-08 15:05 Gavin Schenk
2017-11-10 7:00 ` Sascha Hauer
2017-11-16 7:20 ` AW: " Schenk, Gavin
2017-11-17 9:26 ` Uwe Kleine-König [this message]
2017-11-17 9:32 ` s.hauer
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