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Message-ID: <20130626141528.GF20274@pd.tnic>
Date: Wed, 26 Jun 2013 16:15:28 +0200
From: Borislav Petkov <bp@...en8.de>
To: Matt Fleming <matt@...sole-pimps.org>
Cc: Grant Likely <grant.likely@...retlab.ca>,
Leif Lindholm <leif.lindholm@...aro.org>,
"linux-arm-kernel@...ts.infradead.org"
<linux-arm-kernel@...ts.infradead.org>, linux-efi@...r.kernel.org,
"linux-doc@...r.kernel.org" <linux-doc@...r.kernel.org>,
Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
"patches@...aro.org" <patches@...aro.org>,
"H. Peter Anvin" <hpa@...ux.intel.com>,
Thomas Gleixner <tglx@...utronix.de>, matt.fleming@...el.com
Subject: Re: [PATCH 3/4] arm: Add [U]EFI runtime services support
On Wed, Jun 26, 2013 at 02:54:17PM +0100, Matt Fleming wrote:
> On Wed, 26 Jun, at 02:46:09PM, Grant Likely wrote:
> > Eventually we'll need to look at how this interacts with kexec. A
> > kexec'd kernel will need to use the mapping already chosen by a
> > previous kernel, but that's an issue for another patch series.
>
> FYI, this is exactly what Borislav has been tackling on x86 recently. It
> would be nice if we could find one scheme that suits everyone.
Is this arm 32 or 64-bit? Because we haven't talked about 32-bit on x86
either. From skimming over the code, I'm not sure the same top-down
allocation and 1:1 mapping would work there. But I haven't looked hard
yet so I dunno.
--
Regards/Gruss,
Boris.
Sent from a fat crate under my desk. Formatting is fine.
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