On 10/10/17 22:42, Jacob Pan wrote:
[...]
>>> +/**
>>> + * PASID table data used to bind guest PASID table to the host
>>> IOMMU. This will
>>> + * enable guest managed first level page tables.
>>> + * @version: for future extensions and identification of the data
>>> format
>>> + * @bytes: size of
On Tue, 10 Oct 2017 17:45:53 +0100
Jean-Philippe Brucker wrote:
> On 06/10/17 00:03, Jacob Pan wrote:
> > Virtual IOMMU was proposed to support Shared Virtual Memory (SVM)
> > use in the guest:
> > https://lists.gnu.org/archive/html/qemu-devel/2016-11/msg05311.html
> >
> > As part of the propose
On Tue, 10 Oct 2017 15:14:33 +0200
Joerg Roedel wrote:
> Hi Jacob,
>
> On Thu, Oct 05, 2017 at 04:03:29PM -0700, Jacob Pan wrote:
> > +int iommu_unbind_pasid_table(struct iommu_domain *domain, struct
> > device *dev) +{
> > + if (unlikely(!domain->ops->unbind_pasid_table))
> > + retu
On 06/10/17 00:03, Jacob Pan wrote:
> Virtual IOMMU was proposed to support Shared Virtual Memory (SVM)
> use in the guest:
> https://lists.gnu.org/archive/html/qemu-devel/2016-11/msg05311.html
>
> As part of the proposed architecture, when an SVM capable PCI
> device is assigned to a guest, neste
Hi Jacob,
On Thu, Oct 05, 2017 at 04:03:29PM -0700, Jacob Pan wrote:
> +int iommu_unbind_pasid_table(struct iommu_domain *domain, struct device *dev)
> +{
> + if (unlikely(!domain->ops->unbind_pasid_table))
> + return -EINVAL;
> +
> + return domain->ops->unbind_pasid_table(doma
Virtual IOMMU was proposed to support Shared Virtual Memory (SVM)
use in the guest:
https://lists.gnu.org/archive/html/qemu-devel/2016-11/msg05311.html
As part of the proposed architecture, when an SVM capable PCI
device is assigned to a guest, nested mode is turned on. Guest owns the
first level
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