> From: Peter Xu < pet...@redhat.com >
> Sent: Thursday, February 13, 2020 11:09 PM
> To: Liu, Yi L
> Subject: Re: [RFC v3 14/25] intel_iommu: add virtual command capability
> support
>
> On Thu, Feb 13, 2020 at 09:31:10AM -0500, Peter Xu wrote:
>
> [...]
>
On Thu, Feb 13, 2020 at 09:31:10AM -0500, Peter Xu wrote:
[...]
> > > Apart of this: also I just noticed (when reading the latter part of
> > > the series) that the time that a pasid table walk can consume will
> > > depend on this value too. I'd suggest to make this as small as we
> > > can,
On Thu, Feb 13, 2020 at 02:40:45AM +, Liu, Yi L wrote:
> > From: Peter Xu
> > Sent: Wednesday, February 12, 2020 5:57 AM
> > To: Liu, Yi L
> > Subject: Re: [RFC v3 14/25] intel_iommu: add virtual command capability
> > support
> >
> > On Wed, J
> From: Peter Xu
> Sent: Wednesday, February 12, 2020 5:57 AM
> To: Liu, Yi L
> Subject: Re: [RFC v3 14/25] intel_iommu: add virtual command capability
> support
>
> On Wed, Jan 29, 2020 at 04:16:45AM -0800, Liu, Yi L wrote:
> > +/*
> > + * The basic idea is
> From: Peter Xu
> Sent: Wednesday, February 12, 2020 4:16 AM
> To: Liu, Yi L
> Subject: Re: [RFC v3 14/25] intel_iommu: add virtual command capability
> support
>
> On Wed, Jan 29, 2020 at 04:16:45AM -0800, Liu, Yi L wrote:
> > From: Liu Yi L
> >
> >
On Wed, Jan 29, 2020 at 04:16:45AM -0800, Liu, Yi L wrote:
> +/*
> + * The basic idea is to let hypervisor to set a range for available
> + * PASIDs for VMs. One of the reasons is PASID #0 is reserved by
> + * RID_PASID usage. We have no idea how many reserved PASIDs in future,
> + * so here just
On Wed, Jan 29, 2020 at 04:16:45AM -0800, Liu, Yi L wrote:
> From: Liu Yi L
>
> This patch adds virtual command support to Intel vIOMMU per
> Intel VT-d 3.1 spec. And adds two virtual commands: allocate
> pasid and free pasid.
>
> Cc: Kevin Tian
> Cc: Jacob Pan
> Cc: Peter Xu
> Cc: Yi Sun
>