WARNING - OLD ARCHIVES

This is an archived copy of the Xen.org mailing list, which we have preserved to ensure that existing links to archives are not broken. The live archive, which contains the latest emails, can be found at http://lists.xen.org/
   
 
 
Xen 
 
Home Products Support Community News
 
   
 

xen-devel

Re: [Xen-devel] Re: xen/stable 2.6.32.9 32bit dom0 kernel crashes early

To: Jeremy Fitzhardinge <jeremy@xxxxxxxx>
Subject: Re: [Xen-devel] Re: xen/stable 2.6.32.9 32bit dom0 kernel crashes early on boot
From: Pasi Kärkkäinen <pasik@xxxxxx>
Date: Tue, 23 Mar 2010 09:02:24 +0200
Cc: Konrad Rzeszutek Wilk <kliw@xxxxxxxxxx>, xen-devel@xxxxxxxxxxxxxxxxxxx, Keir Fraser <keir.fraser@xxxxxxxxxxxxx>, M A Young <m.a.young@xxxxxxxxxxxx>
Delivery-date: Tue, 23 Mar 2010 00:03:25 -0700
Envelope-to: www-data@xxxxxxxxxxxxxxxxxxx
In-reply-to: <4BA83D86.2050207@xxxxxxxx>
List-help: <mailto:xen-devel-request@lists.xensource.com?subject=help>
List-id: Xen developer discussion <xen-devel.lists.xensource.com>
List-post: <mailto:xen-devel@lists.xensource.com>
List-subscribe: <http://lists.xensource.com/mailman/listinfo/xen-devel>, <mailto:xen-devel-request@lists.xensource.com?subject=subscribe>
List-unsubscribe: <http://lists.xensource.com/mailman/listinfo/xen-devel>, <mailto:xen-devel-request@lists.xensource.com?subject=unsubscribe>
References: <20100304195337.GF2761@xxxxxxxxxxx> <4BA2B7FA.4050306@xxxxxxxx> <alpine.LFD.2.00.1003192214430.23340@xxxxxxxxxxxxxxx> <4BA83D86.2050207@xxxxxxxx>
Sender: xen-devel-bounces@xxxxxxxxxxxxxxxxxxx
User-agent: Mutt/1.5.18 (2008-05-17)
On Mon, Mar 22, 2010 at 09:03:18PM -0700, Jeremy Fitzhardinge wrote:
> On 03/19/2010 03:20 PM, M A Young wrote:
>>> Xen is 32 bit, right?
>>>
>>> Could you disassemble this whole function, so I can see what register 
>>> the other half is in? (I'm guessing its ecx or esi; nothing else  
>>> makes much sense.)
>>
>>
>> I submitted an earlier report with a more complete dump of this  
>> function, which is at  
>> http://lists.xensource.com/archives/html/xen-devel/2010-02/msg00844.html
>> The code may have changed slightly since then but it looks to be the  
>> same issue.
>
> OK, I just committed a fix for this.  The IOAPIC dummy mapping wasn't  
> being created properly, and it was failing to mask out the unsupported  
> PTE flags.
>

Great! I'll try it.

-- Pasi


_______________________________________________
Xen-devel mailing list
Xen-devel@xxxxxxxxxxxxxxxxxxx
http://lists.xensource.com/xen-devel