Re: [Xen-devel] Unplugging a dom0 vcpu and domain destruction

[Keir Fraser <keir.fraser@xxxxxxxxxxxxx>]

On 17/02/2009 17:30, "George Dunlap" <dunlapg@xxxxxxxxx> wrote:

> domain_destroy() is only called from put_domain(), so presumably
> there's somehow reference counts held somewhere which aren't released
> when the second cpu is offline.
> 
> I've duplicated this using the standard credit scheduler on
> xen-unstable tip.  I'm using a Debian dom0 filesystem, and a
> linux-2.6.18-xen0 build from a month ago.

If the domain never runs there will be very few domain refcnt updates. You
should be able to track it down pretty easily by logging every caller.

 -- Keir



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