linux-kernel - Re: [PATCH] Remove warning in efi_enter_virtual

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Message-ID: <1366315083.13667.19.camel@x230.lan>
Date:	Thu, 18 Apr 2013 19:58:03 +0000
From:	Matthew Garrett <matthew.garrett@...ula.com>
To:	Matt Fleming <matt@...sole-pimps.org>
CC:	Josh Triplett <josh@...htriplett.org>,
	"H. Peter Anvin" <hpa@...or.com>,
	Bryan O'Donoghue <bryan.odonoghue.lkml@...us-software.ie>,
	"linux-efi@...r.kernel.org" <linux-efi@...r.kernel.org>,
	"x86@...nel.org" <x86@...nel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Darren Hart <darren.hart@...el.com>,
	Ingo Molnar <mingo@...nel.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	Josh Boyer <jwboyer@...hat.com>
Subject: Re: [PATCH] Remove warning in efi_enter_virtual_mode

On Thu, 2013-04-18 at 20:55 +0100, Matt Fleming wrote:

> If there are machines out there that would require us to write support,
> it's probably worth doing now instead of punting. But it sounds like
> there aren't any.

I would expect that if there are any 32-bit UEFI systems that ship with
BGRT support (and Darren makes it sound like that's a possibility),
there's a realistic chance of the BGRT ending up allocated above the
highmem barrier.

-- 
Matthew Garrett | mjg59@...f.ucam.org