On Mon, Oct 19, 2020 at 02:16:08PM -0700, Raj, Ashok wrote:
> Hi Jean
>
> On Mon, Oct 19, 2020 at 04:08:24PM +0200, Jean-Philippe Brucker wrote:
> > On Sat, Oct 17, 2020 at 04:25:25AM -0700, Raj, Ashok wrote:
> > > > For devices that *don't* use a stop marker, the PCIe spec says
> > > > (10.4.1.2
On Mon, Oct 19, 2020 at 11:33:16AM -0700, Jacob Pan wrote:
> Hi Jean-Philippe,
>
> On Mon, 19 Oct 2020 16:08:24 +0200, Jean-Philippe Brucker
> wrote:
>
> > On Sat, Oct 17, 2020 at 04:25:25AM -0700, Raj, Ashok wrote:
> > > > For devices that *don't* use a stop marker, the PCIe spec says
> > > > (
Hi Jean
On Mon, Oct 19, 2020 at 04:08:24PM +0200, Jean-Philippe Brucker wrote:
> On Sat, Oct 17, 2020 at 04:25:25AM -0700, Raj, Ashok wrote:
> > > For devices that *don't* use a stop marker, the PCIe spec says (10.4.1.2):
> > >
> > > To stop [using a PASID] without using a Stop Marker Message,
Hi Jean-Philippe,
On Mon, 19 Oct 2020 16:08:24 +0200, Jean-Philippe Brucker
wrote:
> On Sat, Oct 17, 2020 at 04:25:25AM -0700, Raj, Ashok wrote:
> > > For devices that *don't* use a stop marker, the PCIe spec says
> > > (10.4.1.2):
> > >
> > > To stop [using a PASID] without using a Stop Mark
On Sat, Oct 17, 2020 at 04:25:25AM -0700, Raj, Ashok wrote:
> > For devices that *don't* use a stop marker, the PCIe spec says (10.4.1.2):
> >
> > To stop [using a PASID] without using a Stop Marker Message, the
> > function shall:
> > 1. Stop queueing new Page Request Messages for this PASI
Hi Jean
On Fri, Oct 16, 2020 at 09:59:23AM +0200, Jean-Philippe Brucker wrote:
> On Thu, Oct 15, 2020 at 11:22:11AM -0700, Raj, Ashok wrote:
> > Hi Jean
> >
> > + Baolu who is looking into this.
> >
> >
> > On Thu, Oct 15, 2020 at 11:00:27AM +0200, Jean-Philippe Brucker wrote:
> > > Add a param
On Thu, Oct 15, 2020 at 11:22:11AM -0700, Raj, Ashok wrote:
> Hi Jean
>
> + Baolu who is looking into this.
>
>
> On Thu, Oct 15, 2020 at 11:00:27AM +0200, Jean-Philippe Brucker wrote:
> > Add a parameter to iommu_sva_unbind_device() that tells the IOMMU driver
> > whether the PRI queue needs fl
Hi Jean
+ Baolu who is looking into this.
On Thu, Oct 15, 2020 at 11:00:27AM +0200, Jean-Philippe Brucker wrote:
> Add a parameter to iommu_sva_unbind_device() that tells the IOMMU driver
> whether the PRI queue needs flushing. When looking at the PCIe spec
> again I noticed that most of the tim
Add a parameter to iommu_sva_unbind_device() that tells the IOMMU driver
whether the PRI queue needs flushing. When looking at the PCIe spec
again I noticed that most of the time the SMMUv3 driver doesn't actually
need to flush the PRI queue. Does this make sense for Intel VT-d as well
or did I ove
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