On May 20, 2016 5:59 PM, Jan Beulich wrote:
> >>> On 20.05.16 at 09:15, wrote:
> > On May 17, 2016 10:00 PM, Jan Beulich wrote:
> >> >>> On 22.04.16 at 12:54, wrote:
> >> > --- a/xen/drivers/passthrough/vtd/qinval.c
>
>>> On 20.05.16 at 09:15, wrote:
> On May 17, 2016 10:00 PM, Jan Beulich wrote:
>> >>> On 22.04.16 at 12:54, wrote:
>> > --- a/xen/drivers/passthrough/vtd/qinval.c
>> > +++ b/xen/drivers/passthrough/vtd/qinval.c
>> > @@ -206,10 +206,71 @@
On May 17, 2016 10:00 PM, Jan Beulich wrote:
> >>> On 22.04.16 at 12:54, wrote:
> > --- a/xen/drivers/passthrough/vtd/qinval.c
> > +++ b/xen/drivers/passthrough/vtd/qinval.c
> > @@ -206,10 +206,71 @@ static int invalidate_sync(struct iommu *iommu)
> >
On May 17, 2016 10:00 PM, Jan Beulich wrote:
> >>> On 22.04.16 at 12:54, wrote:
> > --- a/xen/drivers/passthrough/vtd/qinval.c
> > +++ b/xen/drivers/passthrough/vtd/qinval.c
> > @@ -206,10 +206,71 @@ static int invalidate_sync(struct iommu *iommu)
> >
>>> On 22.04.16 at 12:54, wrote:
> --- a/xen/drivers/passthrough/vtd/qinval.c
> +++ b/xen/drivers/passthrough/vtd/qinval.c
> @@ -206,10 +206,71 @@ static int invalidate_sync(struct iommu *iommu)
> return 0;
> }
>
> +static void dev_invalidate_iotlb_timeout(struct iommu
If Device-TLB flush timed out, we hide the target ATS device
immediately and crash the domain owning this ATS device. If
impacted domain is hardware domain, just throw out a warning.
By hiding the device, we make sure it can't be assigned to any
domain any longer (see device_assigned).