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] S3 sleep in dom0 breaks dom0<->domU wallclock synchroniz

To: Jeremy Fitzhardinge <jeremy@xxxxxxxx>, Joanna Rutkowska <joanna@xxxxxxxxxxxxxxxxxxxxxx>
Subject: Re: [Xen-devel] S3 sleep in dom0 breaks dom0<->domU wallclock synchronization
From: Keir Fraser <keir.fraser@xxxxxxxxxxxxx>
Date: Tue, 6 Jul 2010 04:52:45 +0100
Cc: "xen-devel@xxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxx>, Jeremy Fitzhardinge <Jeremy.Fitzhardinge@xxxxxxxxxx>, Rafal Wojtczuk <rafal@xxxxxxxxxxxxxxxxxxxxxx>, Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>
Delivery-date: Mon, 05 Jul 2010 20:53:56 -0700
Envelope-to: www-data@xxxxxxxxxxxxxxxxxxx
In-reply-to: <4C3261C8.4000808@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>
Sender: xen-devel-bounces@xxxxxxxxxxxxxxxxxxx
Thread-index: AcsclIW/msKP1viPQCOfvmw7jv4OXQAKitPG
Thread-topic: [Xen-devel] S3 sleep in dom0 breaks dom0<->domU wallclock synchronization
User-agent: Microsoft-Entourage/12.24.0.100205
On 05/07/2010 23:50, "Jeremy Fitzhardinge" <jeremy@xxxxxxxx> wrote:

>> BTW: wouldn't it be good to actually notify them? Consider e.g. DomU
>> that has some device assigned to it (say a NIC) -- if we emulated S3
>> suspend/resume for this DomU, there is a hope it would properly
>> suspend/reinitialize the NIC, wouldn't it?
>>   
> 
> I guess?  That implies some kind of PV S3 suspend and resume event to
> feed into the dom U's device model.  What does 2.6.18-xen do?

I don't think our S3 support is very compatible with PV device passthrough.
We support HVM virtual S3, and can S3-sleep HVM guests across real host S3,
but we don't have similar for PV guests.

 -- Keir



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

<Prev in Thread] Current Thread [Next in Thread>