Re: [PATCH 3/5] Enforce GPT on EFI and MSDOS on non-EFI x86 boot disks.

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On Wed, 2009-12-09 at 08:59 -0500, Jeremy Katz wrote:
> On Wed, Dec 9, 2009 at 6:48 AM, Hans de Goede <hdegoede@xxxxxxxxxx> wrote:
> > On 12/09/2009 09:00 AM, David Lehman wrote:
> >> +        if not self.isEfi and disk.type != "msdos":
> >> +            errors.append(_("%s must have an MSDOS disk label.") %
> >> req.disk.name)
> >>          return errors
> >>
> >>      def setDefaultPartitioning(self):
> >
> > I'm not quite sure about this one, GPT disks can have an msdos compatibility
> > table at the beginning of the disc (created using gptsync), and some EFI machines
> > can boot from msdos labelled disks.
> 
> The first chunk should be fine (even if the MSDOS compat table is
> there, we'll see it as GPT).  The second one, yes, having this will
> break installing on Intel Macs booting via the BIOS emulation vs going
> through EFI.  And given some of the oddities of their EFI
> implementation, there are some advantages of not booting from it
> directly
> 

Wow -- so you mean that code that makes sense on every other platform
can't be concise because of ppc/apple? Shocking.

I'll go see if I can rework it.


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