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] [PATCH] linux: prevent non-Xen modulesfromloading in Xen

To: "Keir Fraser" <Keir.Fraser@xxxxxxxxxxxx>
Subject: Re: [Xen-devel] [PATCH] linux: prevent non-Xen modulesfromloading in Xen kernel
From: "Jan Beulich" <jbeulich@xxxxxxxxxx>
Date: Fri, 18 Jan 2008 16:15:01 +0000
Cc: Zachary Amsden <zach@xxxxxxxxxx>, xen-devel@xxxxxxxxxxxxxxxxxxx
Delivery-date: Fri, 18 Jan 2008 08:15:01 -0800
Envelope-to: www-data@xxxxxxxxxxxxxxxxxx
In-reply-to: <C3B67F41.1B092%Keir.Fraser@xxxxxxxxxxxx>
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/cgi-bin/mailman/listinfo/xen-devel>, <mailto:xen-devel-request@lists.xensource.com?subject=subscribe>
List-unsubscribe: <http://lists.xensource.com/cgi-bin/mailman/listinfo/xen-devel>, <mailto:xen-devel-request@lists.xensource.com?subject=unsubscribe>
References: <4790D851.76E4.0078.0@xxxxxxxxxx> <C3B67F41.1B092%Keir.Fraser@xxxxxxxxxxxx>
Sender: xen-devel-bounces@xxxxxxxxxxxxxxxxxxx
>>> Keir Fraser <Keir.Fraser@xxxxxxxxxxxx> 18.01.08 17:07 >>>
>I disagree. The xen interface version number is simply to allow downgrading
>of the API exposed by the Xen public headers. And it *is* specifically the
>source API; *not* the ABI. Xen's ABIs are always backward compatible (old
>guest driver; new Xen will always work), and for forward compatibility (new
>guest driver; old Xen) we expect the guest driver to gracefully degrade its
>functionality.

Yeah, it really wasn't meant to cover that (which I know has been stable
enough during a reasonably long time now), but rather to have a little less
coarse separation than with just "Xen ", but

>This is orthogonal to what you are trying to achieve. So, can we just add
>"Xen " to the magic string?

... sure we can.

Jan


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