Custom initrd using busybox

[Jason Schoon]

On 11/5/06, Bernhard Fischer <rep.nop at aon.at> wrote:
>
> On Sun, Nov 05, 2006 at 05:20:31PM +0000, Luciano Miguel Ferreira Rocha
> wrote:
> >On Mon, Nov 06, 2006 at 01:09:43AM +0800, Moot Account wrote:
>
> >You can change that behaviour by booting your kernel with "init=/linuxrc
> >root=/dev/ram0", and then the kernel runs linuxrc as init (IIRC).
>
> resp. root
00 which wastes less memory ;)
>
> btw, is there a way to flush all or some of these convenience vars out of
> the kernel-mem perhaps if CONFIG_EMBEDDED=y ? Didn't look yet, i admit..


By convenience vars, do you mean such as /dev/ram0?  If so, turning of sysfs
support will get rid of them.  In many embedded scenarios sysfs doesn't buy
you much anyway.  If you are hotplugging or something similar though, the
space savings are not likely to be worth not having sysfs.
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