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Message-ID: <20140131135355.GB22498@sgi.com>
Date: Fri, 31 Jan 2014 07:53:55 -0600
From: Russ Anderson <rja@....com>
To: Matt Fleming <matt@...sole-pimps.org>
Cc: Alex Thorlton <athorlton@....com>, Borislav Petkov <bp@...en8.de>,
"H. Peter Anvin" <hpa@...or.com>, linux-kernel@...r.kernel.org,
linux-efi@...r.kernel.org
Subject: Re: [BUG] Linux 3.14 fails to boot with new EFI changes
On Fri, Jan 31, 2014 at 08:04:28AM +0000, Matt Fleming wrote:
> On Thu, 30 Jan, at 04:19:50PM, Alex Thorlton wrote:
> > Re-adding lkml.
>
> Also add linux-efi.
>
> > The quick answer is I think it is a virtual address, because
> > it does not work in physical mode. If you ever see "virtefi"
> > on the RHEL bootline it is because RH switched the default
> > to physical mode, which caused UV to not boot. "virtefi"
> > forced it back to virtual mode.
>
> Do you have details of the failure, links to bug reports? Is it a
> limitation of the firmware?
That was a non-upstream regression in the distro kernel. The
3.13 community kernel was boots fine. The current problem is a
regression introduced in this merge window which needs to be fixed.
--
Russ Anderson, Kernel and Performance Software Team Manager
SGI - Silicon Graphics Inc rja@....com
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