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]vbd/vnif paravirtulization driver hypervisorsuppo

To: <xen-devel@xxxxxxxxxxxxxxxxxxx>
Subject: RE: [Xen-devel] [PATCH]vbd/vnif paravirtulization driver hypervisorsupport]
From: "Ling, Xiaofeng" <xiaofeng.ling@xxxxxxxxx>
Date: Fri, 20 May 2005 20:28:23 +0800
Delivery-date: Fri, 20 May 2005 12:27:57 +0000
Envelope-to: www-data@xxxxxxxxxxxxxxxxxxx
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>
Sender: xen-devel-bounces@xxxxxxxxxxxxxxxxxxx
Thread-index: AcVdBMqGMA2IEEsTSdm26uwqvN7GUwAMih2w
Thread-topic: [Xen-devel] [PATCH]vbd/vnif paravirtulization driver hypervisorsupport]
Sorry, the last patch missed three files.(mm.h, shadow.h, domain.h)
This one is the correct one.

Xiaofeng Ling <> wrote:
> This patch adds paravirutulization driver support for vmx domain in
> hypervisor.  The VBD and VNIF frontend driver can then be used in
> unmodified kernel as a module to get better performance than device
> model. The backend driver needs no change and can work together with
> xeno-linux.   
> The event channel mechanism works as a pci device in guest linux, so
> a event channel device driver will as basic module in guest kernel. 
> 
> What's the patch done is:
> 1.copy_to/from_guest support, which is used to copy context from/to
> guest space to hypervisor space. 
> 2.copy_to/from_user will call copy_to/from_guest for a vmx domain.
> 3.A separate hypercall table for paravirutulization driver which mask
> some unused entries. 
> 4.add hypercalls for address translation.and share page mapping (event
>   channel and grant table)
> 5.clean some hypercalls path for vmx domain.

Attachment: paravirtulization-driver-hypervisor-update.patch
Description: paravirtulization-driver-hypervisor-update.patch

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