linux-kernel - Re: kernel cmdline: root=/dev/sdb1,/dev/sda1 "fallback"?

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Message-ID: <Pine.LNX.4.61.0701171511070.18562@yvahk01.tjqt.qr>
Date:	Wed, 17 Jan 2007 15:12:23 +0100 (MET)
From:	Jan Engelhardt <jengelh@...ux01.gwdg.de>
To:	Alon Bar-Lev <alon.barlev@...il.com>
cc:	Tomasz Chmielewski <mangoo@...g.org>, linux-kernel@...r.kernel.org
Subject: Re: kernel cmdline: root=/dev/sdb1,/dev/sda1 "fallback"?

On Jan 17 2007 16:06, Alon Bar-Lev wrote:
> On 1/17/07, Tomasz Chmielewski <mangoo@...g.org> wrote:
>> Another obstacle would be to place the initramfs image on the same
>> partition as the kernel (normally, I dd kernel to /dev/mtd1).
>
> As far as I know you can embed the initramfs into the kernel image using
> CONFIG_INITRAMFS_SOURCE.
>
> http://www.timesys.com/timesource/initramfs.htm

The question was rather if
  (a) kernel code is cheaper than
  (b) userspace

And I say: neither. If things get really tight, write your own
init.c, compile with -static and link against uclibc/klibc, and let
it hopefully be small enough to fit.

	-`J'
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