Re: [Xen-devel] [PATCH v12 3/6] vt-d: convert conditionals of qi_ctrl->qinval_maddr into ASSERT()s

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

> From: Xu, Quan
> Sent: Friday, June 24, 2016 1:52 PM
> 
> From: Quan Xu <quan.xu@xxxxxxxxx>
> 
> QI ought to have got disabled if any of the IOMMU table setup
> failed. A QI function (other than enable_qinval) is unreachable
> when qi_ctrl->qinval_maddr is zero.
> 
> Signed-off-by: Quan Xu <quan.xu@xxxxxxxxx>

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

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