Re: [Xen-devel] [PATCH 0/4] HVM Virtual S3

[Keir Fraser <keir.fraser@xxxxxxxxxxxxx>]

On 15/5/08 02:31, "Ke, Liping" <liping.ke@xxxxxxxxx> wrote:

>> I think pause/unpause still makes sense. Obviously a paused and
>> s3suspended guest will not run again until both s3 resumed and
>> unpaused. As for suspend/resume, that should also just work I think?
>> Isn't the point to be able to s3-suspend then save then restore then
>> s3-resume? 
>> 
> Yes, now S3 could works with save/restore. Since suspend/resume has
> Similar mechanism with save/restore, it works. I just thought
> s3_suspend/resume
> is a kind of suspend/resume already?
> As for pause/unpause, since after s3_supend is now already in pause state,
> I just thought is it a little interleaving? If you like, I will make it work
> firstly.

The 'pause' state visible to tools is a specific type of domain_pause(), and
*has* to be entered via the pause domctl hypercall. So don't worry -- your
new type of pause should stack on top of 'xm pause/unpause' no problem.

 -- Keir



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