On Fri, 2012-02-03 at 14:32 -0800, Brian C. Lane wrote:
> From: "Brian C. Lane" <bcl@xxxxxxxxxx>
>
> Some BIOS systems (LENOVO) have problems booting from GPT without the
> boot flag of the protective MBR set. This makes sure that it is alway on
> when using GPT labeled disks.
Ack to the patch. Hopefully we'll get to see/hear some testing results
from lenovo users before F17 beta has shipped.
Dave
> ---
> pyanaconda/platform.py | 8 --------
> pyanaconda/storage/formats/disklabel.py | 7 +++++++
> 2 files changed, 7 insertions(+), 8 deletions(-)
>
> diff --git a/pyanaconda/platform.py b/pyanaconda/platform.py
> index a2ce1d8..9840f03 100644
> --- a/pyanaconda/platform.py
> +++ b/pyanaconda/platform.py
> @@ -163,7 +163,6 @@ class X86(Platform):
>
> def __init__(self, anaconda):
> super(X86, self).__init__(anaconda)
> - self.blackListGPT()
>
> def setDefaultPartitioning(self):
> """Return the default platform-specific partitioning information."""
> @@ -182,13 +181,6 @@ class X86(Platform):
> else:
> return 0
>
> - def blackListGPT(self):
> - buf = iutil.execWithCapture("dmidecode",
> - ["-s", "chassis-manufacturer"],
> - stderr="/dev/tty5")
> - if "LENOVO" in buf.splitlines() and "gpt" in self._disklabel_types:
> - self._disklabel_types.remove("gpt")
> -
> class EFI(Platform):
> _bootloaderClass = bootloader.EFIGRUB
>
> diff --git a/pyanaconda/storage/formats/disklabel.py b/pyanaconda/storage/formats/disklabel.py
> index 734f13e..c439c5f 100644
> --- a/pyanaconda/storage/formats/disklabel.py
> +++ b/pyanaconda/storage/formats/disklabel.py
> @@ -158,6 +158,13 @@ class DiskLabel(DeviceFormat):
> if self._partedDisk.isFlagAvailable(parted.DISK_CYLINDER_ALIGNMENT):
> self._partedDisk.unsetFlag(parted.DISK_CYLINDER_ALIGNMENT)
>
> + # Set the boot flag on the GPT PMBR, this helps some BIOS systems boot
> + if self._partedDisk.isFlagAvailable(parted.DISK_GPT_PMBR_BOOT):
> + self._partedDisk.setFlag(parted.DISK_GPT_PMBR_BOOT)
> + log.debug("Set pmbr_boot on %s" % (self._partedDisk,))
> + else:
> + log.debug("Did not set pmbr_boot on %s" % (self._partedDisk,))
> +
> return self._partedDisk
>
> @property
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