linux-kernel - Re: How to compile module params into kernel?

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Message-ID: <20061108201456.GD21485@lug-owl.de>
Date:	Wed, 8 Nov 2006 21:14:56 +0100
From:	Jan-Benedict Glaw <jbglaw@...-owl.de>
To:	Jesper Juhl <jesper.juhl@...il.com>
Cc:	Joakim Tjernlund <joakim.tjernlund@...nsmode.se>,
	linux-kernel@...r.kernel.org
Subject: Re: How to compile module params into kernel?

On Wed, 2006-11-08 21:09:04 +0100, Jesper Juhl <jesper.juhl@...il.com> wrote:
> On 08/11/06, Joakim Tjernlund <joakim.tjernlund@...nsmode.se> wrote:
> > > -----Original Message-----
> > > From: Jesper Juhl [mailto:jesper.juhl@...il.com]
> > > On 08/11/06, Joakim Tjernlund <joakim.tjernlund@...nsmode.se> wrote:
> > > > Instead of passing a module param on the cmdline I want to compile that
> > > > into the kernel, but I can't figure out how.
> > > You could edit the module source and hardcode default values.
> > Yes, but I don't want to do that since it makes maintance
> > harder.
> Well, as far as I know, there's no way to specify default module
> options at compile time. The defaults are set in the module source and
> are modifiable at module load time or by setting options on the kernel
> command line at boot tiem. So, if that's no good for you I don't see
> any other way except modifying the source to hardcode new defaults.

However, that could probably be hacked in easily. We use a similar
approach for VAX, since we're not yet regularly booting off a local
harddisk, but commonly via MOP off the network.

MfG, JBG

-- 
      Jan-Benedict Glaw      jbglaw@...-owl.de              +49-172-7608481
Signature of:           Ich hatte in letzter Zeit ein bißchen viel Realitycheck.
the second  :               Langsam möchte ich mal wieder weiterträumen können.

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