Re: [Xen-devel] S3 sleep in dom0 breaks dom0<->domU wallclock synchronization

[Keir Fraser <keir.fraser@xxxxxxxxxxxxx>]

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



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