linux-kernel - Re: [PATCH 01/14] x86, ACPI, mm: Kill max_low_pfn

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Message-ID: <51398096.1060304@zytor.com>
Date:	Thu, 07 Mar 2013 22:09:26 -0800
From:	"H. Peter Anvin" <hpa@...or.com>
To:	Tejun Heo <tj@...nel.org>
CC:	Yinghai Lu <yinghai@...nel.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	Ingo Molnar <mingo@...e.hu>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Thomas Renninger <trenn@...e.de>,
	Tang Chen <tangchen@...fujitsu.com>,
	linux-kernel@...r.kernel.org, "Rafael J. Wysocki" <rjw@...k.pl>,
	Daniel Vetter <daniel.vetter@...ll.ch>,
	David Airlie <airlied@...ux.ie>,
	Jacob Shin <jacob.shin@....com>, linux-acpi@...r.kernel.org,
	dri-devel@...ts.freedesktop.org
Subject: Re: [PATCH 01/14] x86, ACPI, mm: Kill max_low_pfn_mapped

On 03/07/2013 09:28 PM, Tejun Heo wrote:
> On Thu, Mar 7, 2013 at 9:27 PM, Yinghai Lu <yinghai@...nel.org> wrote:
>> They are not using memblock_find_in_range(), so 1ULL<< will not help.
>>
>> Really hope i915 drm guys could clean that hacks.
> 
> The code isn't being used.  Just leave it alone.  Maybe add a comment.
>  The change is just making things more confusing.
> 

Indeed, but...

Daniel: can you guys clean this up or can we just remove the #if 0 clause?

	-hpa


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

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