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Date:	Sun, 22 Nov 2009 19:36:33 -0800
From:	Yinghai Lu <yinghai@...nel.org>
To:	"Eric W. Biederman" <ebiederm@...ssion.com>
CC:	Ingo Molnar <mingo@...e.hu>, Thomas Gleixner <tglx@...utronix.de>,
	"H. Peter Anvin" <hpa@...or.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] x86: crash kernel reserve with reserve_early -v2

Eric W. Biederman wrote:
> Yinghai Lu <yinghai@...nel.org> writes:
> 
>> use find_e820_area/reserve_early instead.
>>
>> -v2: address Eric's request, to restore original semantics.
>>      will fail, if the provided address can not be used.
> 
> This patch seems reasonable.
> 
> YH what is the benefit of using reserve_early, and moving
> reserve_crashkernel earlier?

old way mixing find_e820_area and reserve_bootmem like bandit...

also there are some effects to remove bootmem, so we try to reduce bootmem reference.

YH
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