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Re: [Xen-devel] Need help with fixing the Xen waitqueue feature
- To: Olaf Hering <olaf@xxxxxxxxx>
- From: Keir Fraser <keir.xen@xxxxxxxxx>
- Date: Fri, 25 Nov 2011 19:35:01 +0000
- Cc: xen-devel@xxxxxxxxxxxxxxxxxxx
- Delivery-date: Fri, 25 Nov 2011 19:36:11 +0000
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- Thread-topic: [Xen-devel] Need help with fixing the Xen waitqueue feature
On 25/11/2011 18:26, "Olaf Hering" <olaf@xxxxxxxxx> wrote:
>
> One more thing:
>
> Is the BUG_ON in destroy_waitqueue_vcpu really required? If the vcpu
> happens to be in a queue by the time xl destroy is called the hypervisor
> will crash.
We could fix this by having waitqueues that contain a vcpu hold a reference
to that vcpu's domain.
> Perhaps there should be some sort of domain destructor for each
> waitqueue?
Not sure what you mean.
-- Keir
> Olaf
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