On 17/09/15 18:54, Alex Williamson wrote:
> On Thu, 2015-09-17 at 23:09 +1000, David Gibson wrote:
>> Because of the way non-VFIO guest IOMMU operations are KVM accelerated, not
>> all TCE tables (guest IOMMU contexts) can support VFIO devices. Currently,
>> this is decided at creation time.
>>
On Wed, Sep 23, 2015 at 01:24:00PM +0200, Thomas Huth wrote:
> On 17/09/15 18:54, Alex Williamson wrote:
> > On Thu, 2015-09-17 at 23:09 +1000, David Gibson wrote:
> >> Because of the way non-VFIO guest IOMMU operations are KVM accelerated, not
> >> all TCE tables (guest IOMMU contexts) can
Because of the way non-VFIO guest IOMMU operations are KVM accelerated, not
all TCE tables (guest IOMMU contexts) can support VFIO devices. Currently,
this is decided at creation time.
To support hotplug of VFIO devices, we need to allow a TCE table which
previously didn't allow VFIO devices to
On Thu, 2015-09-17 at 23:09 +1000, David Gibson wrote:
> Because of the way non-VFIO guest IOMMU operations are KVM accelerated, not
> all TCE tables (guest IOMMU contexts) can support VFIO devices. Currently,
> this is decided at creation time.
>
> To support hotplug of VFIO devices, we need to