Re: [PATCH]: grub: Partitions can start at zero.

[David Miller]

From: Vladimir Serbinenko <address@hidden>
Date: Mon, 20 Apr 2009 18:53:35 +0200

> On Mon, Apr 20, 2009 at 2:30 AM, David Miller <address@hidden> wrote:
> 
>>
>> With Sun partitions, individual partitions can start at disk
>> address zero.  That's right, zero.
>>
>> This works because UFS and EXT{2,3,4} superblocks are offset
>> far enough into the partition that it won't overwrite the
>> disk label nor the boot block.
>>
>> I added an, arguably hackish, heuristic to handle this properly.
>> Basically if the OS device name does not end in a digit we'll believe
>> that a zero hdg.start value can be a partition.
>>
>> If anyone has a better way to handle this, let me know :-)
>>
> What about the way I proposed in thread on implementing nested partitions?

Thanks for your feedback, I'll take a look at this.