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

[Xen-devel] Re: [Xen-users] rebased openSUSE Xen dom0 Patches

To: "Andrew Lyon" <andrew.lyon@xxxxxxxxx>, "Simon Graham" <simon.graham@xxxxxxxxxxxxxxxxxxx>
Subject: [Xen-devel] Re: [Xen-users] rebased openSUSE Xen dom0 Patches
From: "Jan Beulich" <JBeulich@xxxxxxxxxx>
Date: Fri, 16 Apr 2010 08:58:28 +0100
Cc: xen-devel@xxxxxxxxxxxxxxxxxxx
Delivery-date: Fri, 16 Apr 2010 00:58:28 -0700
Envelope-to: www-data@xxxxxxxxxxxxxxxxxxx
In-reply-to: <BC8BC73D12649F439B502B4CB6FD58B10148E4A4@xxxxxxxxxxxxxxxxxxxxx>
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: <BC8BC73D12649F439B502B4CB6FD58B10148E4A4@xxxxxxxxxxxxxxxxxxxxx>
Sender: xen-devel-bounces@xxxxxxxxxxxxxxxxxxx
>>> "Simon Graham" <simon.graham@xxxxxxxxxxxxxxxxxxx> 15.04.10 20:36 >>>
>On Tue, Apr 06, 2010 at 02:37:35PM +0100, Andrew Lyon wrote:
>> I've uploaded updated 2.6.31 and 2.6.32 rebased openSUSE Xen dom0
>> patches and ebuilds to
>> http://code.google.com/p/gentoo-xen-kernel/downloads/list 
>> 
>> Notable change is that both include the online resize feature recently
>> posted to xen-devel.
>>
>
>We're currently testing these patches with the Ubuntu 10.4 kernel and Xen 
>3.4.2 and have encountered some problems in the Xen mm code shortly after Dom0 
>starts to run.
>
>The typical failure is that Dom0 is trying to write to a page table (a L4 PT 
>in the example below) but finds the page it is writing to is a 
>PGT_writable_page
>
>...
>Another common failure is shown below.  Dom0 expects a page to be 
>PGT_l1_page_table but instead finds the page's type is PGT_writable_page:

Well, we certainly aren't experiencing anything like that with our
"original" version of those patches, and I would suppose Andy didn't
see such either. Hence perhaps a problem that got introduced
by how you made use of the patches and/or some specifics of the
source tree you applied them to?

Jan


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