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Re: [Xen-devel] RE: [PATCH] [RFC] VT-d: always clean up dpci timers.

On 25/07/2011 15:21, "Tim Deegan" <Tim.Deegan@xxxxxxxxxx> wrote:

>> Could we make need_iommu(d) sticky? Being able to clear it doesn't seem an
>> important case (such a domain is probably being torn down anyway) and
>> clearly it can lead to fragility. The fact that presumably we'd end up doing
>> unnecessary IOMMU PT work for the remaining lifetime of the domain doesn't
>> seem a major downside to me.
> If you prefer it that way.  TBH I think I prefer the other way though:
> things that gate on need_iommu() should be cleaned up by
> iommu->teardown().

Is your original patch still proposed as a valid alternative to this one?

 -- Keir

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