GEOM_PART: a quick update on logical partitions

[Ivan Voras]

2009/2/3 Maxim Sobolev <sobomax at freebsd.org>:
> Ivan Voras wrote:
>>
>> Marius Nünnerich wrote:
>>
>>> I'm not happy with the symlinks either. When someone is manipulating a
>>> partition table she should be able to live with the consequences. I
>>> would rather go for the UUID in UFS header approach if there is enough
>>> room. BTW I implemented GPT UUID glabels a while ago please see:
>>> http://www.freebsd.org/cgi/query-pr.cgi?pr=128398
>>
>> I have a patch for UFS "GUID" labels (not exactly GUIDs, but every UFS
>> file system has a reasonably unique ID associated with it) but have
>> encountered what seems a bug in GEOM slicers - two dev entries pointing
>> to the same device don't work well with orphaning/tasting. Have you
>> encountered something similar perhaps?
>
> Why exactly do we need UFS "GUID" labels, when we already have GEOM_LABEL,
> which works just fine with UFS.

So people don't need to make up dummy labels for dozens of file systems :)

Also, "UFS GUIDs" are always present, even in root file systems
created by sysinstall by default. It's a good idea.