linux-kernel - Re: [BUG] Linux 3.14 fails to boot with new EFI changes

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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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