linux-kernel - Re: [patch 02/11] PAT x86: Map only usable memory in x86

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Message-ID: <20080118205415.GB9776@elte.hu>
Date:	Fri, 18 Jan 2008 21:54:15 +0100
From:	Ingo Molnar <mingo@...e.hu>
To:	Dave Jones <davej@...hat.com>, Valdis.Kletnieks@...edu,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	"Pallipadi, Venkatesh" <venkatesh.pallipadi@...el.com>, ak@....de,
	ebiederm@...ssion.com, rdreier@...co.com, gregkh@...e.de,
	airlied@...net.ie, tglx@...utronix.de, akpm@...ux-foundation.org,
	arjan@...radead.org, "Barnes, Jesse" <jesse.barnes@...el.com>,
	davem@...emloft.net, linux-kernel@...r.kernel.org,
	"Siddha, Suresh B" <suresh.b.siddha@...el.com>
Subject: Re: [patch 02/11] PAT x86: Map only usable memory in x86_64
	identity map and kernel text


* Dave Jones <davej@...hat.com> wrote:

> On Thu, Jan 10, 2008 at 05:50:41PM -0500, Valdis.Kletnieks@...edu wrote:
> 
>  > (Personally, I keep a copy of Arjan's "restrict devmem" patch from Fedora
>  > around, so I guess that says which camp I belong in, and the fact it's a Fedora
>  > patch and not mainstream says something too...)
> 
> The way that patch is right now (and has been for some time) is kind 
> of nasty, and could use cleaning up.  I made a half-assed attempt at 
> improving it a little over xmas, but it could rewriting from scratch. 
> That's the only reason I never bothered pushing it (and I assume, the 
> reason that Arjan didn't push it when he wrote the original).

could someone please send it into this thread so that we can have a go 
at integrating it into x86.git?

	Ingo
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