linux-kernel - Re: mmotm boot panic bootmem-avoid-dma32-zone-by-default.patch

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Message-ID: <4B98CBC8.6080008@gmail.com>
Date:	Thu, 11 Mar 2010 11:54:00 +0100
From:	Jiri Slaby <jirislaby@...il.com>
To:	Yinghai Lu <yinghai@...nel.org>
CC:	Andrew Morton <akpm@...ux-foundation.org>,
	Johannes Weiner <hannes@...xchg.org>,
	Greg Thelen <gthelen@...gle.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Ingo Molnar <mingo@...e.hu>, "H. Peter Anvin" <hpa@...or.com>,
	Thomas Gleixner <tglx@...utronix.de>, cl@...ux-foundation.com
Subject: Re: mmotm boot panic bootmem-avoid-dma32-zone-by-default.patch

On 03/07/2010 02:17 AM, Yinghai Lu wrote:
> On 03/05/2010 02:26 AM, Jiri Slaby wrote:
>> On 03/05/2010 10:04 AM, Yinghai Lu wrote:
>>> according to context
>>> http://patchwork.kernel.org/patch/73893/
>>>
>>> Jiri,
>>> please check current linus tree still have problem about mem_map is using that much low mem?
>>
>> Hi!
>>
>> Sorry, I don't have direct access to the machine. I might try to ask the
>> owners to do so.
>>
>>> on my 1024g system first node has 128G ram, [2g, 4g) are mmio range.
>>
>> So where gets your mem_map allocated (I suppose you're running flat model)?
>
> what kernel version? 2.6.27?

Hi, yes, it is 2.6.27.

> x86 64bit now only support SPARSEMEM.


-- 
js
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