Re: [Xen-devel] [PATCH 0 of 6] pygrub fixes to support a Fedora 16 guest

[Pasi Kärkkäinen <pasik@xxxxxx>]

On Thu, Oct 20, 2011 at 12:02:21AM +0100, M A Young wrote:
> This series contains patches that may be needed to allow pygrub to boot a 
> Fedora 16 guest.
>

Thanks a lot!

This series should be backported to xen-4.1-testing.hg and xen-4.0-testing.hg 
aswell,
after committed to xen-unstable. It's important to have pygrub support for GPT 
in those branches aswell.

-- Pasi


> By default, Fedora 16 has GPT partitions and uses grub2. The first GPT  
> partition is a grub2 boot partition to store the grub2 code. The second  
> GPT partition contains the /boot filesystem with the kernel and initramfs 
> files and grub2 configuration files. The remaining space is an LVM  
> partition containing the remaining file systems.
>
> The first patch allows pygrub to check all the GPT partitions, rather 
> than just the first. This is a repost of the patch I submitted a few days 
> ago with a slightly edited introductory text.
>
> The second patch allows pygrub to find the grub2 configuration file which 
> are in the /boot/grub2 directory on Fedora 16.
>
> The third patch allows pygrub to handle partition references such as  
> (hd0,gpt2) which occur in the Fedora 16 grub2 configuration file.
>
> The fourth patch allows pygrub to parse grub2 configuration files with 
> sub menus by ignoring the submenu line and the corresponding } line. A 
> default Fedora 16 grub2 configuration file doesn't have sub menus but 
> they do occur if the xen hypervisor is installed on the guest.
>
> The fifth patch allows pygrub to parse grub2 configurations with the line
> set default="${saved_entry}"
> which can occur in the Fedora 16 grub2 configuration file.
>
> The final patch adds a sample Fedora 16 grub2 configuration file
> containing the problems fixed by patches 3,4 and 5.
>
>       Michael Young
>
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