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Re: [libvirt] Start of freeze for libvirt-0.9.10 and availability of rc1



On Thu, Feb 09, 2012 at 04:32:46PM -0700, Eric Blake wrote:
> On 02/06/2012 12:21 AM, Daniel Veillard wrote:
> >   We are now entering the freeze for libvirt-0.9.10
> > Hopefully all the API changes needed for that version are
> > already commited to git head.
> > 
> > I have made a release candidate 1 tarball (and associated rpms) at
> >    ftp://libvirt.org/libvirt/libvirt-0.9.10-rc1.tar.gz
> > and the git tree is tagged.
> > 
> > I think I will make an release candidate 2 tarball on Wednesday, and
> > I'm hoping for a final release next Monday the 13th.
> > 
> >  Please give it a try !
> 
> I'm wondering if we're too late for one more API to round out the API we
> added in this release.  Qemu is proposing a new monitor command
> system_wakeup which lets the host inject a power-button wakeup to a
> guest that has gone into S3 sleep.  Since we added the
> virDomainPMSuspendForDuration command to put the guest into S3 from the
> host, I think we need a counterpart API that wakes the guest back up,
> rather than relying on mouse clicks, serial input, or timeouts doing the
> job for us.  It's a shame that virDomainResume() has no flags argument,
> and that it is already tied to virDomainSuspend() (aka guest pause), so
> I'm thinking something like:
> 
> /* Inject a wakeup into the guest that previously used
>  * virDomainPMSuspendForDuration, rather than waiting for the
>  * previously requested duration (if any) to elapse. */
> int virDomainPMWakeup(virDomainPtr dom, unsigned int flags);

Just to throw this out there, could we not simply implement the rest
of the power states in this API?  Kind of late to be asking this
question, I suppose, but we haven't released this API yet, could we
change its name to virDomainPMSetPowerStateForDuration?

Dave


> -- 
> Eric Blake   eblake redhat com    +1-919-301-3266
> Libvirt virtualization library http://libvirt.org
> 



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