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bug#27735: Lookup by UUID
From: |
Ludovic Courtès |
Subject: |
bug#27735: Lookup by UUID |
Date: |
Thu, 20 Jul 2017 22:32:29 +0200 |
User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/25.2 (gnu/linux) |
Heya,
Danny Milosavljevic <address@hidden> skribis:
>> With iso9660, it works… by chance, because GRUB’s “search --fs-uuid”
>> fails. Guess why? Because it compares UUIDs as strings, and we format
>> it as a DCE UUID instead of an ISO UUID. Sounds familiar no? :-)
>
> Yeah :)
>
>> So that’s where we are. Thoughts on how to address it?
>
> https://www.gnu.org/software/grub/manual/grub.html#Making-a-GRUB-bootable-CD_002dROM
> says:
>
>>...grub-mkrescue
>>This produces a file named grub.iso, which then can be burned into a CD (or a
>>DVD), or written to a USB mass storage device.
>>The root device will be set up appropriately on entering your grub.cfg
>>configuration file, so you can refer to file names on the CD without needing
>>to use an explicit device name. This makes it easier to produce rescue images
>>that will work on both optical drives and USB mass storage devices.
>
> So... just leave the entire "search" instruction off if it's created by
> grub-mkrescue ? That's how one could interpret thir "root device" sentence...
Oooh, interesting, that comes in handy. :-)
Now, how can we pass the information to ‘grub-configuration-file’ so
that it doesn’t emit that “search” command?
It seems that the bootloader API doesn’t leave room to pass
bootloader-specific options.
Thoughts?
Ludo’.
- bug#27735: Unbootable images with GuixSD on... "GuixSD", (continued)
- bug#27735: Unbootable images with GuixSD on... "GuixSD", Danny Milosavljevic, 2017/07/17
- bug#27735: Unbootable images with GuixSD on... "GuixSD", Danny Milosavljevic, 2017/07/19
- bug#27735: Lookup by UUID, Ludovic Courtès, 2017/07/19
- bug#27735: Lookup by UUID, Danny Milosavljevic, 2017/07/20
- bug#27735: Lookup by UUID,
Ludovic Courtès <=
- bug#27735: Lookup by UUID, Danny Milosavljevic, 2017/07/20