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: [PATCH] tweak memory error correction field in the SMBIO

To: Paolo Bonzini <pbonzini@xxxxxxxxxx>
Subject: [Xen-devel] Re: [PATCH] tweak memory error correction field in the SMBIOS data
From: Andi Kleen <andi@xxxxxxxxxxxxxx>
Date: Wed, 25 Nov 2009 11:27:28 +0100
Cc: xen-devel@xxxxxxxxxxxxxxxxxxx
Delivery-date: Wed, 25 Nov 2009 02:27:55 -0800
Envelope-to: www-data@xxxxxxxxxxxxxxxxxxx
In-reply-to: <1259086479-12444-1-git-send-email-pbonzini@xxxxxxxxxx> (Paolo Bonzini's message of "Tue, 24 Nov 2009 19:14:39 +0100")
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: <1259086479-12444-1-git-send-email-pbonzini@xxxxxxxxxx>
Sender: xen-devel-bounces@xxxxxxxxxxxxxxxxxxx
User-agent: Gnus/5.1008 (Gnus v5.10.8) Emacs/22.3 (gnu/linux)
Paolo Bonzini <pbonzini@xxxxxxxxxx> writes:

> Microsoft's Windows logo certified hardware requires single- or
> multi-bit ECC; since the SVVP certification runs the same test
> on the guest, Xen domains will currently fail it.
>
> -    p->error_correction = 0x01; /* other */
> +    p->error_correction = 0x06; /* Multi-bit ECC to make Microsoft happy */


That's lying if the host doesn't support ECC.

It would be better if you checked that on the host and then
set it appropiately in the guest too.

-Andi
-- 
ak@xxxxxxxxxxxxxxx -- Speaking for myself only.

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