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

["Tian, Kevin" <kevin.tian@xxxxxxxxx>]

> From: Jan Beulich [mailto:JBeulich@xxxxxxxx]
> Sent: Friday, July 08, 2016 2:46 PM
> 
> From: Quan Xu <quan.xu@xxxxxxxxx>
> 
> 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).
> 
> Signed-off-by: Quan Xu <quan.xu@xxxxxxxxx>
> Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>
> ---
> v15: Re-base on heavily changed patch 1. Call disable_ats_device() and
>      domain_crash() from iommu_dev_iotlb_flush_timeout() and move the
>      function to passthrough/pci.c to fix the ARM build. As a result of
>      calling disable_ats_device() also use list_for_each_entry_safe()
>      in dev_invalidate_iotlb().
> 

Acked-by: Kevin Tian <kevin.tian@xxxxxxxxx>

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