Displaying 3 results from an estimated 3 matches for "ioomu".
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2016 Apr 29
0
[RFC PATCH V2 2/2] vhost: device IOTLB API
..., my qemu patches does not use a dedicated thread. This API is used
>> to start or top DMAR according to e.g whether guest enable DMAR for
>> intel IOMMU.
> I see. Seems rather confusing - do we need to start/stop it
> while device is running?
Technically, guest driver (e.g intel ioomu) can stop DMAR at any time.
>
>>>> /* VHOST_NET specific defines */
>>>>
>>>> /* Attach virtio net ring to a raw socket, or tap device.
>>> Don't we need a feature bit for this?
>> Yes we need it. The feature bit is not considered in th...
2016 Apr 28
2
[RFC PATCH V2 2/2] vhost: device IOTLB API
On Thu, Apr 28, 2016 at 02:37:16PM +0800, Jason Wang wrote:
>
>
> On 04/27/2016 07:45 PM, Michael S. Tsirkin wrote:
> > On Fri, Mar 25, 2016 at 10:34:34AM +0800, Jason Wang wrote:
> >> This patch tries to implement an device IOTLB for vhost. This could be
> >> used with for co-operation with userspace(qemu) implementation of DMA
> >> remapping.
>
2016 Apr 28
2
[RFC PATCH V2 2/2] vhost: device IOTLB API
On Thu, Apr 28, 2016 at 02:37:16PM +0800, Jason Wang wrote:
>
>
> On 04/27/2016 07:45 PM, Michael S. Tsirkin wrote:
> > On Fri, Mar 25, 2016 at 10:34:34AM +0800, Jason Wang wrote:
> >> This patch tries to implement an device IOTLB for vhost. This could be
> >> used with for co-operation with userspace(qemu) implementation of DMA
> >> remapping.
>