Re: Cannot boot GuixSD after system reconfigure

[Danny Milosavljevic]

On Fri, 22 Sep 2017 16:03:47 +0200
address@hidden (Ludovic Courtès) wrote:

> However, there’s one thing I’d like to double-check with Danny, which is
> the word order.  With this patch, I have:
> 
>   (fat32-uuid->string (string->fat32-uuid "aabb-ccdd"))
>   $7 = "CCDD-AABB"
> 
> Danny: are you sure the most-significant 16-bit word comes last?

See 
https://github.com/karelzak/util-linux/blob/master/libblkid/src/superblocks/vfat.c#L48

blkid_probe_sprintf_uuid(pr, vol_serno, 4, "%02X%02X-%02X%02X",
vol_serno[3], vol_serno[2], vol_serno[1], vol_serno[0]);