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SubjectRe: Initrd problem with 2.6 kernel
On Fri, Aug 08, 2003 at 08:49:16PM +1000, Herbert Xu wrote:
> H. J. Lu <hjl@lucon.org> wrote:
> > There is a chicken and egg problem with initrd on 2.6. When
> > root=/dev/xxx is passed to kernel, kernel will call try_name, which
> > uses /sys/block/drive/dev, to find out the device number for ROOT_DEV.
> > The problem is /sys/block/drive may not exist if the driver is loaded
> > by /linuxrc in initrd. As the result, /linuxrc can't use
> > /proc/sys/kernel/real-root-dev to determine the root device number.
>
> You can replicate the sysfs probing in userspace. I did that in
> Debian initrd-tools 0.1.51.

It sounds a good idea. I will give it a try.

Thanks.

H.J.
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