linux-kernel - Re: [PATCH 0/4] EFI 1:1 mapping

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Date:	Mon, 3 Jun 2013 15:54:12 +0100
From:	Matt Fleming <matt@...sole-pimps.org>
To:	Matthew Garrett <mjg59@...f.ucam.org>
Cc:	Borislav Petkov <bp@...en8.de>,
	Linux EFI <linux-efi@...r.kernel.org>,
	Jiri Kosina <jkosina@...e.cz>, X86-ML <x86@...nel.org>,
	LKML <linux-kernel@...r.kernel.org>, Borislav Petkov <bp@...e.de>
Subject: Re: [PATCH 0/4] EFI 1:1 mapping

On Mon, 03 Jun, at 03:32:52PM, Matthew Garrett wrote:
> We can only pass one set of addresses to SetVirtualAddressMap(), but it 
> doesn't seem like there's any intrinsic reason we can't the runtime 
> regions mapped to multiple virtual addresses.

Indeed. That's the approach I took with my 1:1 series from last year. If
Windows is mapping things at higher addresses like you said, then
they're probably doing the same.

-- 
Matt Fleming, Intel Open Source Technology Center
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