Re: [regression, bisected] x86: efi: Pass boot services variableinfo to runtime code

From: Dave Jones
Date: Fri May 24 2013 - 17:06:16 EST


On Fri, May 24, 2013 at 12:02:15PM -0500, Russ Anderson wrote:
> On Fri, May 24, 2013 at 11:11:11AM -0500, Robin Holt wrote:
> > Russ,
> >
> > Can we open a bug for the BIOS folks and see if we can get this addressed?
>
> I already talked with them. It is not in an area that we
> normally change, so if there is a bug may be in the Intel
> reference code. More investigation is needed to track down
> the actual problem, and that could take help from Intel.
>
> Regardless of that, it is a kernel patch that triggers the
> problem. This isn't the first time a kernel change does
> the "right thing" but trips across questionable bios/EFI/bootloader
> implementation. That still makes it a kernel bug.
>
> I'm still digging to better understand the root problem.

When we rebased the Fedora 18 kernel to 3.9 we had a bunch of reports
from people who can no longer boot with what looks like similar symptoms.

https://bugzilla.redhat.com/show_bug.cgi?id=964335

Dave

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