Messages in this thread | | | From | Herbert Xu <> | Subject | Re: Initrd problem with 2.6 kernel | Date | Fri, 08 Aug 2003 20:49:16 +1000 |
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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. -- Debian GNU/Linux 3.0 is out! ( http://www.debian.org/ ) Email: Herbert Xu ~{PmV>HI~} <herbert@gondor.apana.org.au> Home Page: http://gondor.apana.org.au/~herbert/ PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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