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Message-ID: <20130524074544.GM14575@console-pimps.org> Date: Fri, 24 May 2013 08:45:44 +0100 From: Matt Fleming <matt@...sole-pimps.org> To: Russ Anderson <rja@....com> Cc: Matthew Garrett <matthew.garrett@...ula.com>, matt.fleming@...el.com, linux-efi@...r.kernel.org, x86@...nel.org, linux-kernel@...r.kernel.org, Ingo Molnar <mingo@...nel.org>, Thomas Gleixner <tglx@...utronix.de>, "H. Peter Anvin" <hpa@...ux.intel.com>, Josh Boyer <jwboyer@...hat.com> Subject: Re: [regression, bisected] x86: efi: Pass boot services variable info to runtime code On Thu, 23 May, at 05:23:21PM, Russ Anderson wrote: > Interesting data point. The failure is on a rhel7/grub2 root. > The identical kernel on a rhel6/grub root boots. So maybe > grub2 brings out the failure? I suspect Fedora19/grub2 on > EFI should hit the problem (for someone looking to reproduce > it). > > In both cases the kernel boot line options are the same. I'll bet that rhel7 is using the EFI handover protocol which uses the internal mechanisms of the EFI boot stub. I don't know whether anyone will be able to reproduce it, it looks like it's a bug that's specific to your firmware. -- Matt Fleming, Intel Open Source Technology Center -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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