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SubjectRe: [PATCH 2/2] genhd, efi: add efi partition metadata to hd_structs
On Wed, Aug 4, 2010 at 16:45, Will Drewry <> wrote:
> On Wed, Aug 4, 2010 at 9:27 AM, John Stoffel <> wrote:

>> Ugh, why do we care whether a UUID refers to a disk or a partition?

Because it is not a filesystem UUID, and that matters to distinguish.
You can even reformat the partition and it stays the same.

>> It should be unique no matter what, so just do /dev/uuid/XXXX and call
>> it done.
> Since these are supposed to be _unique_ it seems that any reference to
> a uuid should be fair game.  And if a root=/dev/uuid/XXX makes it to
> an initramfs environment, then that'll be able to easily check if the
> UUID refers to a filesystem uuid or not.
> I can roll that into the next version unless there's specific complaints.

I don't think so. People should stop encoding non-existing stuff in
the /dev namespace. :)

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