linux-kernel - Re: 2.6.38.3 and 2.6.39-rc4 hangs after "Booting the kernel" on quad Pentium Pro system

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Message-ID: <4DB2338B.5030803@zytor.com>
Date:	Fri, 22 Apr 2011 19:03:55 -0700
From:	"H. Peter Anvin" <hpa@...or.com>
To:	Yuhong Bao <yuhongbao_386@...mail.com>
CC:	chris@...muel.org, alan@...rguk.ukuu.org.uk, tglx@...utronix.de,
	mingo@...hat.com, x86@...nel.org, linux-kernel@...r.kernel.org
Subject: Re: 2.6.38.3 and 2.6.39-rc4 hangs after "Booting the kernel" on quad
 Pentium Pro system

On 04/22/2011 06:28 PM, Yuhong Bao wrote:
> 
> This is a stupid BIOS, but do you know if it used E820 in  the old kernel?
> I wonder if this has something to do with the changes made to support ACPI 3.0 changes to E820?
> This would be easy to diagnose with DOS DEBUG with no himem.sys loaded.
> 
> Yuhong Bao
>  		 	   		  

I suspect this broke during the rewrite of the setup code to C in 2007.

	-hpa

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

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