RE: [Xen-devel] HVM vcpu hotplug (was: shutdown/reboot/sysrq/vcpu-set from dom0 to HVM guest)

[Stefano Stabellini <stefano.stabellini@xxxxxxxxxxxxx>]

On Fri, 3 Sep 2010, Liu, Jinsong wrote:
> Some strange.
> Stabellini, would you please tell me more clear?
> How did you do the test? what command? and error log?
> 

Qemu doesn't receive the xenstore watch events properly.
I think it might have something to do with the way xl implements
vcpu-set, that is probably subtly different from the way xend does it.
Anyway, the patch "qemu-xen: fix cpu hotplug" fixes the problem.

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