[parted-devel] Bug report: libparted leaves MBR and GPT tables unsynchronised on Apple Mac

[Petr Uzel]

On Sat, Jul 04, 2009 at 05:14:41PM -0500, Richard Cavell wrote:
> Hi,
> 
> I tried to add a ticket with this text but I keep getting an internal server
> error, so here it is:
> 
> http://bugzilla.gnome.org/show_bug.cgi?id=586910
> 
> 
> Sometimes when GParted is used to modify partitions on a Mac, it changes the
> GPT but not the MBR.  So the MBR does not correctly reflect the new partition
> map.  Since the GRUB bootloader relies on the MBR being correct, this renders
> Linux completely unable to boot.  It also makes Windows incapable of booting.
> This bug is well documented on Apple architectures.  I don't know whether it
> exists outside of Apple.  After using GParted, it is necessary to run a utility
> program to 'resync' the MBR and GPT records of the partition map.

There was some discussion [1] about this on parted-devel, but is seems
that it ended without solution - as far as I understand it there is no
easy one that would work in all situations.

SuSE has a patch from [2] for some time.

[1] http://www.mail-archive.com/parted-devel@lists.alioth.debian.org/msg02045.html
[2] https://bugzilla.novell.com/show_bug.cgi?id=220839


HTH


-- 
Best regards / s pozdravem

Petr Uzel, Packages maintainer
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