Messages in this thread | | | Date | Fri, 8 Aug 2003 08:23:37 -0700 | From | "H. J. Lu" <> | Subject | Re: Initrd problem with 2.6 kernel |
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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.
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