Re: [RFC PATCH v4 15/20] vhost: Shadow virtqueue buffers forwarding

2021-10-15 Thread Eugenio Perez Martin
On Fri, Oct 15, 2021 at 6:23 AM Jason Wang wrote: > > > 在 2021/10/15 上午1:56, Eugenio Perez Martin 写道: > > On Wed, Oct 13, 2021 at 6:31 AM Jason Wang wrote: > >> > >> 在 2021/10/1 下午3:05, Eugenio Pérez 写道: > >>> Initial version of shadow virtqueue that actually forward buffers. There > >>> are no

Re: [RFC PATCH v4 15/20] vhost: Shadow virtqueue buffers forwarding

2021-10-14 Thread Jason Wang
在 2021/10/15 上午1:56, Eugenio Perez Martin 写道: On Wed, Oct 13, 2021 at 6:31 AM Jason Wang wrote: 在 2021/10/1 下午3:05, Eugenio Pérez 写道: Initial version of shadow virtqueue that actually forward buffers. There are no iommu support at the moment, and that will be addressed in future patches of

Re: [RFC PATCH v4 15/20] vhost: Shadow virtqueue buffers forwarding

2021-10-14 Thread Eugenio Perez Martin
On Wed, Oct 13, 2021 at 6:31 AM Jason Wang wrote: > > > 在 2021/10/1 下午3:05, Eugenio Pérez 写道: > > Initial version of shadow virtqueue that actually forward buffers. There > > are no iommu support at the moment, and that will be addressed in future > > patches of this series. Since all vhost-vdpa

Re: [RFC PATCH v4 15/20] vhost: Shadow virtqueue buffers forwarding

2021-10-14 Thread Eugenio Perez Martin
On Tue, Oct 12, 2021 at 3:48 PM Markus Armbruster wrote: > > Eugenio Perez Martin writes: > > > On Tue, Oct 12, 2021 at 7:21 AM Markus Armbruster wrote: > >> > >> Eugenio Pérez writes: > >> > >> > Initial version of shadow virtqueue that actually forward buffers. There > >> > are no iommu

Re: [RFC PATCH v4 15/20] vhost: Shadow virtqueue buffers forwarding

2021-10-12 Thread Jason Wang
在 2021/10/1 下午3:05, Eugenio Pérez 写道: Initial version of shadow virtqueue that actually forward buffers. There are no iommu support at the moment, and that will be addressed in future patches of this series. Since all vhost-vdpa devices uses forced IOMMU, this means that SVQ is not usable at

Re: [RFC PATCH v4 15/20] vhost: Shadow virtqueue buffers forwarding

2021-10-12 Thread Markus Armbruster
Eugenio Perez Martin writes: > On Tue, Oct 12, 2021 at 7:21 AM Markus Armbruster wrote: >> >> Eugenio Pérez writes: >> >> > Initial version of shadow virtqueue that actually forward buffers. There >> > are no iommu support at the moment, and that will be addressed in future >> > patches of

Re: [RFC PATCH v4 15/20] vhost: Shadow virtqueue buffers forwarding

2021-10-12 Thread Eugenio Perez Martin
On Tue, Oct 12, 2021 at 7:21 AM Markus Armbruster wrote: > > Eugenio Pérez writes: > > > Initial version of shadow virtqueue that actually forward buffers. There > > are no iommu support at the moment, and that will be addressed in future > > patches of this series. Since all vhost-vdpa devices

Re: [RFC PATCH v4 15/20] vhost: Shadow virtqueue buffers forwarding

2021-10-11 Thread Markus Armbruster
Eugenio Pérez writes: > Initial version of shadow virtqueue that actually forward buffers. There > are no iommu support at the moment, and that will be addressed in future > patches of this series. Since all vhost-vdpa devices uses forced IOMMU, > this means that SVQ is not usable at this point

[RFC PATCH v4 15/20] vhost: Shadow virtqueue buffers forwarding

2021-10-01 Thread Eugenio Pérez
Initial version of shadow virtqueue that actually forward buffers. There are no iommu support at the moment, and that will be addressed in future patches of this series. Since all vhost-vdpa devices uses forced IOMMU, this means that SVQ is not usable at this point of the series on any device.