linux-kernel - Re: [Part1 PATCH v5 21/22] x86, mm: Make init_mem_mapping be able to be called several times

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Date:	Thu, 13 Jun 2013 15:47:40 -0700
From:	Yinghai Lu <yinghai@...nel.org>
To:	Konrad Rzeszutek Wilk <konrad.wilk@...cle.com>
Cc:	Tang Chen <tangchen@...fujitsu.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	Ingo Molnar <mingo@...e.hu>, "H. Peter Anvin" <hpa@...or.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Tejun Heo <tj@...nel.org>, Thomas Renninger <trenn@...e.de>,
	Jiang Liu <jiang.liu@...wei.com>,
	Wen Congyang <wency@...fujitsu.com>,
	Lai Jiangshan <laijs@...fujitsu.com>,
	Yasuaki Ishimatsu <isimatu.yasuaki@...fujitsu.com>,
	Mel Gorman <mgorman@...e.de>, Minchan Kim <minchan@...nel.org>,
	mina86@...a86.com, gong.chen@...ux.intel.com,
	vasilis.liaskovitis@...fitbricks.com, lwoodman@...hat.com,
	Rik van Riel <riel@...hat.com>, jweiner@...hat.com,
	Prarit Bhargava <prarit@...hat.com>,
	"the arch/x86 maintainers" <x86@...nel.org>,
	linux-doc@...r.kernel.org,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Linux MM <linux-mm@...ck.org>,
	Pekka Enberg <penberg@...nel.org>,
	Jacob Shin <jacob.shin@....com>
Subject: Re: [Part1 PATCH v5 21/22] x86, mm: Make init_mem_mapping be able to
 be called several times

On Thu, Jun 13, 2013 at 11:35 AM, Konrad Rzeszutek Wilk
<konrad.wilk@...cle.com> wrote:
> Tang Chen <tangchen@...fujitsu.com> wrote:
>
>>From: Yinghai Lu <yinghai@...nel.org>
>>
>>Prepare to put page table on local nodes.
>>
>>Move calling of init_mem_mapping() to early_initmem_init().
>>
>>Rework alloc_low_pages to allocate page table in following order:
>>       BRK, local node, low range
>>
>>Still only load_cr3 one time, otherwise we would break xen 64bit again.
>>
>
>
>
> Sigh..  Can that comment on Xen be removed please.  The issue was fixed last release  and I believe I already asked to remove that comment as it is not true anymore.

Sorry about that again, I thought I removed that already.

Yinghai
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