[gentoo-user] Re: Can't find init due to inconsistent drive order

[Grant Edwards]

On 2013-07-02, Randolph Maa?en <r.maassen60@×××××.com> wrote:
> 2013/7/2 Grant Edwards <grant.b.edwards@×××××.com>
>
>> On 2013-07-02, Randolph Maa?en <r.maassen60@×××××.com> wrote:
>>> 2013/7/2 Grant Edwards <grant.b.edwards@×××××.com>
>>
>>>> It looks like my options are:
>>>>
>> [...]
>>>>
>>>>  5) For the drive with the root parition on it switch from a DOS
>>>>     parition table to a GPT partition table and use the
>>>>     root=PARTUUID=<whatever> kernel option.
>>>
>>> You don't need to switch to GPT for that. I have a DOS partitioned
>>> disk and "blkid" prints the LABEL and UUID for each partition.
>>
>> And you can pass those values to the kernel via  the "root=" parameter?
>
> Yep. The G in GPT just means that the type of the partition is stored
> as GUID/UUID. The partition ID is a separate value.

I think you're confusing the partition UUID and the filesystem UUID
(which I believe is what's printed by blkid).

GPT provides a partition UUID you can use to tell the kernel where
root is.  DOS/MBR does not.

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