linux-kernel - Re: [GIT PULL] x86/uapi for 3.8

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Date:	Sat, 15 Dec 2012 15:46:00 -0800
From:	"H. Peter Anvin" <hpa@...or.com>
To:	Linus Torvalds <torvalds@...ux-foundation.org>
CC:	Yinghai Lu <yinghai@...nel.org>,
	Markus Trippelsdorf <markus@...ppelsdorf.de>,
	Jan Beulich <jbeulich@...e.com>,
	Matt Fleming <matt.fleming@...el.com>,
	David Howells <dhowells@...hat.com>,
	Grant Likely <grant.likely@...retlab.ca>,
	Guennadi Liakhovetski <g.liakhovetski@....de>,
	Arnd Bergmann <arnd@...db.de>, Dave Jones <davej@...hat.com>,
	Ingo Molnar <mingo@...e.hu>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Michael Kerrisk <mtk.manpages@...il.com>,
	"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>,
	Thomas Gleixner <tglx@...utronix.de>
Subject: Re: [GIT PULL] x86/uapi for 3.8

>
> Anybody see anything else?
>
> And why do we have to call the get-time calls so early? Couldn't we
> move them later and avoid all the crazy "let's create silly magical
> page tables just for the idiotic EFI problems".
>

We need them anyway... actually the whole point of that patch is to try 
to *remove* silly magical page tables just for EFI and use another set 
of silly magical page tables we need anyway (for S3 resume, SMP bootup 
and so on.)  Reducing the sheer number of silly magical page tables has 
been a priority for some time -- I want to get it down to one if we can.

	-hpa

-- 
H. Peter Anvin, Intel Open Source Technology Center
I work for Intel.  I don't speak on their behalf.

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