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xen-devel
Re: [Xen-devel] poweroff in 3.2 and 3.3
On 20/11/08 02:39, "Tian, Kevin" <kevin.tian@xxxxxxxxx> wrote:
> However I'm considering the point whether Xen can simply reject the
> s3 request, when observing non-current vcpus still alive. Domain can
> be in trouble if unaware of underlying sleep phase, such time keeping
> and softlockup warning. More seriously, domain with passthrough
> devices can't recover device state since it's even not notified to save
> context. Opinions?
What would you warn on?
- VCPUs still exist?
- VCPUs still online?
- VCPUs not paused?
- VCPUs not 'paused_by_system_controller'?
I'm not sure what the WARN_ON() condition would be. A forceful
domain_pause()/vcpu_pause() is a good idea anyway.
-- Keir
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