Re: Partition IDs in the New World TM

["H. Peter Anvin" <hpa@transmeta.com>]

Andreas Dilger wrote:
> 
> H. Peter Anvin writes:
> > We have:
> >
> >    0x82 - Linux swap
> >    0x83 - Linux filesystem
> >    0x85 - Linux extended partition (yes, this one does matter!)
> >
> > There seems to be some value in having a different value for swap.  It
> > lets an automatic program find a partition that does not contain data.
> 
> What would be wrong with changing the kernel to skip the first page of
> swap, and allowing us to put a signature there?  This would be really
> useful for systems that mount ext2 filesystems by LABEL or UUID.  With
> the exception of swap, you currently don't need to care about what disk
> a filesystem is on.  Of course, LVM also fixes this, but not everyone
> runs LVM.
> 

It already does that, you know.  Nothing inherently wrong, *EXCEPT* that
it breaks a bunch of programs already out there.

	-hpa

-- 
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