On Fri, Jan 27, 2023 at 9:17 PM Michael S. Tsirkin wrote:
>
> On Mon, Jan 16, 2023 at 03:06:44PM +0800, Jason Wang wrote:
> > On Mon, Jan 16, 2023 at 7:30 AM Viktor Prutyanov wrote:
> > >
> > > On Tue, Nov 29, 2022 at 11:10 AM Jason Wang wrote:
> > > >
> > > > Hi All:
> > > >
> > > > According
On Mon, Jan 16, 2023 at 03:06:44PM +0800, Jason Wang wrote:
> On Mon, Jan 16, 2023 at 7:30 AM Viktor Prutyanov wrote:
> >
> > On Tue, Nov 29, 2022 at 11:10 AM Jason Wang wrote:
> > >
> > > Hi All:
> > >
> > > According to ATS, device should work if ATS is disabled. This is not
> > > correctly
On Mon, Jan 16, 2023 at 7:30 AM Viktor Prutyanov wrote:
>
> On Tue, Nov 29, 2022 at 11:10 AM Jason Wang wrote:
> >
> > Hi All:
> >
> > According to ATS, device should work if ATS is disabled. This is not
> > correctly implemented in the current intel-iommu since it doesn't
> > handle the UNMAP
On Tue, Nov 29, 2022 at 11:10 AM Jason Wang wrote:
>
> Hi All:
>
> According to ATS, device should work if ATS is disabled. This is not
> correctly implemented in the current intel-iommu since it doesn't
> handle the UNMAP notifier correctly. This breaks the vhost-net +
> vIOMMU without dt.
>
>
On Tue, Dec 20, 2022 at 9:53 PM Michael S. Tsirkin wrote:
>
> On Tue, Nov 29, 2022 at 04:10:34PM +0800, Jason Wang wrote:
> > Hi All:
> >
> > According to ATS, device should work if ATS is disabled. This is not
> > correctly implemented in the current intel-iommu since it doesn't
> > handle the
On Tue, Nov 29, 2022 at 04:10:34PM +0800, Jason Wang wrote:
> Hi All:
>
> According to ATS, device should work if ATS is disabled. This is not
> correctly implemented in the current intel-iommu since it doesn't
> handle the UNMAP notifier correctly. This breaks the vhost-net +
> vIOMMU without
On Thu, Dec 1, 2022 at 12:38 AM Michael S. Tsirkin wrote:
>
> On Tue, Nov 29, 2022 at 04:10:34PM +0800, Jason Wang wrote:
> > Hi All:
> >
> > According to ATS, device should work if ATS is disabled. This is not
> > correctly implemented in the current intel-iommu since it doesn't
> > handle the
On Tue, Nov 29, 2022 at 04:10:34PM +0800, Jason Wang wrote:
> Hi All:
>
> According to ATS, device should work if ATS is disabled. This is not
> correctly implemented in the current intel-iommu since it doesn't
> handle the UNMAP notifier correctly. This breaks the vhost-net +
> vIOMMU without
Hi All:
According to ATS, device should work if ATS is disabled. This is not
correctly implemented in the current intel-iommu since it doesn't
handle the UNMAP notifier correctly. This breaks the vhost-net +
vIOMMU without dt.
The root casue is that the when there's a device IOTLB miss (note