Am 29.01.2013 22:02, schrieb Pierre Labastie:
> Le 29/01/2013 13:42, Sven Bartscher a écrit :
>> Am 23.01.2013 18:03, schrieb Bruce Dubbs:
>>> Sven Bartscher wrote:
>>>> hey guys!
>>>> I didn't installed GRUB in the chapter 8 and configured my already
>>>> installed GRUB
>>> That's OK.
>>>
>>> with writing the following text in the /boot/grub.cfg
>>>> set default=0
>>>> set timeout=5
>>>>
>>>> insmod ext2
>>>> set root=(hd0,msdos4) #i tried it with set root=(hd0,4) too
>>>>
>>>> menuentry "GNU/Linux, Linux 3.5.2-lfs-7.2" {
>>>> linux /boot/vmlinuz-3.5.2-lfs-7.2
>>>> root=UUID=4f9f6834-c55b-492e-a70c-4e3bca952f5b ro
>>>> }
>>> The kernel doesn't understand UUIDs. You need an initrd. See BLFS
>>>
>>> http://www.linuxfromscratch.org/blfs/view/svn/postlfs/initramfs.html
>>>
>>> -- Bruce
>>>
>>>> I can't use the /dev/sdxy partition names because i have two hard
>>>> drives
>>>> (IDE and SATA) and the names are after rebooting randomly mixed. So i
>>>> can't be sure which is the right /dev/sdxy file.
>>>>
>>>> I try to boot my new lfs system and it don't work instead i get this
>>>> message (a little bit more but i think this is the important part):
>>>> VFS: Cannot open root device
>>>> "UUID=4f9f6834-c55b-492e-a70c-4e3bca952f5b"
>>>> or unknown-block(0,0): error -6
>>>> Please append a correct "root=" boot option; here are the available
>>>> partitions:
>>>> Kernel panic - not syncing: VFS: Unable to mount root fs on
>>>> unknown-block(0,0)
>>>>
>>>> I don't use an extra /boot partition so i have two /boot folders
>>>> one on
>>>> my Ubuntu(containing GRUB and the Ubuntu kernel) partition and one
>>>> on my
>>>> LFS (containing the LFS kernel) partition can this work?
>>>> Can i even use UUIDs for lfs?
>>>> Did i anything else wrong?
>>>>
>>>> my host system: Ubuntu 12.10
>>>> my lfs version 7.2
>>>>
>>>
>>>
>> I have created an initramfs. Here the log:
>>
>> root:/# mkinitramfs
>> Creating initrd.img-no-kmods... cp: Aufruf von stat f�r
>> �/etc/udev/udev.conf� nicht m�glich: Datei oder Verzeichnis nicht
>> gefunden
>> install: Aufruf von stat f�r �/usr/share/mkinitramfs/init.in� nicht
>> m�glich: Datei oder Verzeichnis nicht gefunden
>> done.
>> root:/#
> I do not understand german, but I have played a lot with mkinitramfs,
>
> So I think you got 2 "file not found" errors.
> The first one (/etc/udev/udev.conf) is harmless, and always occurs
> with modern udev.
> The second one might be the explanation to your problem:
> init.in is renamed to init in the initramfs, and is the heart of the
> initramfs system.
> If it is not there, nothing can work.
>
> Haven't you overlooked the second part of the mkinitramfs installation
> (cat > /usr/share/mkinitramfs/init.in << EOF)?
>
> Also, if you compiled the kernel with module support, you'd better
> type mkinitramfs VERSION, where VERSION is the name of the modules
> directory in /lib/modules.
>
> Actually, the text in the BLFS page is somewhat misleading: When not
> specifying VERSION, you do not include
> the kernel modules in the initramfs at all, so chances are that it
> does not work if your kernel has modules.
>
I don't have any kernel modules. I need the initramfs only for the UUIDs
I didn't created the the init.in. Didn't see that part. Here my new log
from mkinitramfs:
root:/# mkinitramfs
Creating initrd.img-no-kmods... cp: Aufruf von stat f�r
�/etc/udev/udev.conf� nicht m�glich: Datei oder Verzeichnis nicht gefunden
done.
root:/#
>
>>
>> and installed cpio. Here my new grub.cfg menuentry for LFS:
>>
>> menuentry "GNU/Linux, Linux 3.5.2-lfs-7.2" {
>> insmod ext2
>> insmod part_msdos #Is this necessary? I have an msdos partition table
>> set root=(hd0,msdos4)
>> linux /boot/vmlinuz-3.5.2-lfs-7.2
>> root=UUID=4f9f6834-c55b-492e-a70c-4e3bca952f5b ro
>> initrd /boot/initrd.img-no-kmods
>> }
>>
>> I get still the same Error.
> I guess your mailer inserted a newline: of course the root= must be on
> the same line as linux /boot...
>
> Regards
> Pierre
>
Yes my mailer inserted the newline. In my grub.cfg it's in the same line.
I still get the same error. (WHY?!)
Regards
Sven
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