Re: [Xen-devel] [PATCH v15 0/3] VT-d Device-TLB flush issue

["Jan Beulich" <JBeulich@xxxxxxxx>]

>>> On 08.07.16 at 08:39, <JBeulich@xxxxxxxx> wrote:
> From: Quan Xu <quan.xu@xxxxxxxxx>
> 
> these patches fix current timeout concern and also allow limited ATS 
> support.
> 
> these patches are the rest ones:
> 1. move the domain crash logic up to the generic IOMMU layer
> 
> 2. If Device-TLB flush timed out, we hide the target ATS device
>    immediately. By hiding the device, we make sure it can't be
>    assigned to any domain any longer (see device_assigned).
> 
> Quan Xu (3):
>   IOMMU/ATS: use a struct pci_dev * instead of SBDF
>   IOMMU: add domain crash logic
>   VT-d: fix Device-TLB flush timeout issue

I should probably have said somewhere that obviously I didn't test
this for the actual ATS case, as I don't have access to any suitable
device. Therefore, alongside the necessary ack-s, it would be nice
if we could also get a Tested-by from someone who does have an
ATS device.

Jan


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