> index 5dc0033..f661c8c 100644
> --- a/xen/include/xen/hvm/iommu.h
> +++ b/xen/include/xen/hvm/iommu.h
> @@ -20,6 +20,7 @@
> #define __XEN_HVM_IOMMU_H__
>
> #include <xen/iommu.h>
> +#include <xen/wait.h>
> #include <xen/list.h>
> #include <asm/hvm/iommu.h>
>
> @@ -56,12 +57,15 @@ struct hvm_iommu {
> struct page_list_head qi_hold_page_list;
> spinlock_t qi_lock;
>
> + struct waitqueue_head qi_wq;
> +
Is there anything that mandates this must be an HVM guest? As in - can't you
have ATS with an PV guest (and doing passthrough?)
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