vhost-vdpa: add support for iommufd

[RFC 0/7] vhost-vdpa: add support for iommufd

Posted by Cindy Lu 12 months ago

Hi All
There is the RFC to support the IOMMUFD in vdpa device
any comments are welcome
Thanks
Cindy

Cindy Lu (7):
  vhost: introduce new UAPI to support IOMMUFD
  qapi: support iommufd in vdpa
  virtio : add a ptr for vdpa_iommufd in VirtIODevice
  net/vhost-vdpa: Add the check for iommufd
  vhost-vdpa: Add the iommufd support in the map/unmap function
  vhost-vdpa: init iommufd function in vhost_vdpa start
  vhost-vdpa-iommufd: Add iommufd support for vdpa

 hw/virtio/meson.build          |   2 +-
 hw/virtio/vhost-vdpa-iommufd.c | 240 +++++++++++++++++++++++++++++++++
 hw/virtio/vhost-vdpa.c         |  74 +++++++++-
 include/hw/virtio/vhost-vdpa.h |  47 +++++++
 include/hw/virtio/virtio.h     |   5 +
 linux-headers/linux/vhost.h    |  72 ++++++++++
 net/vhost-vdpa.c               |  31 +++--
 qapi/net.json                  |   1 +
 8 files changed, 451 insertions(+), 21 deletions(-)
 create mode 100644 hw/virtio/vhost-vdpa-iommufd.c

-- 
2.34.3

Re: [RFC 0/7] vhost-vdpa: add support for iommufd

Posted by Michael S. Tsirkin 7 months, 2 weeks ago

On Wed, May 03, 2023 at 05:13:30PM +0800, Cindy Lu wrote:
> Hi All
> There is the RFC to support the IOMMUFD in vdpa device
> any comments are welcome
> Thanks
> Cindy

Any plans to work on this or should I consider this abandoned?


> Cindy Lu (7):
>   vhost: introduce new UAPI to support IOMMUFD
>   qapi: support iommufd in vdpa
>   virtio : add a ptr for vdpa_iommufd in VirtIODevice
>   net/vhost-vdpa: Add the check for iommufd
>   vhost-vdpa: Add the iommufd support in the map/unmap function
>   vhost-vdpa: init iommufd function in vhost_vdpa start
>   vhost-vdpa-iommufd: Add iommufd support for vdpa
> 
>  hw/virtio/meson.build          |   2 +-
>  hw/virtio/vhost-vdpa-iommufd.c | 240 +++++++++++++++++++++++++++++++++
>  hw/virtio/vhost-vdpa.c         |  74 +++++++++-
>  include/hw/virtio/vhost-vdpa.h |  47 +++++++
>  include/hw/virtio/virtio.h     |   5 +
>  linux-headers/linux/vhost.h    |  72 ++++++++++
>  net/vhost-vdpa.c               |  31 +++--
>  qapi/net.json                  |   1 +
>  8 files changed, 451 insertions(+), 21 deletions(-)
>  create mode 100644 hw/virtio/vhost-vdpa-iommufd.c
> 
> -- 
> 2.34.3

Re: [RFC 0/7] vhost-vdpa: add support for iommufd

Posted by Cindy Lu 7 months, 2 weeks ago

Hi Michael，
Really sorry for the delay, I was sick-leave for almost 2 months,
which caused the delay in the development of this feature.  I will
continue working on this feature soon.
Thanks
Cindy

On Wed, Sep 13, 2023 at 9:31 PM Michael S. Tsirkin <mst@redhat.com> wrote:
>
> On Wed, May 03, 2023 at 05:13:30PM +0800, Cindy Lu wrote:
> > Hi All
> > There is the RFC to support the IOMMUFD in vdpa device
> > any comments are welcome
> > Thanks
> > Cindy
>
> Any plans to work on this or should I consider this abandoned?
>
>
> > Cindy Lu (7):
> >   vhost: introduce new UAPI to support IOMMUFD
> >   qapi: support iommufd in vdpa
> >   virtio : add a ptr for vdpa_iommufd in VirtIODevice
> >   net/vhost-vdpa: Add the check for iommufd
> >   vhost-vdpa: Add the iommufd support in the map/unmap function
> >   vhost-vdpa: init iommufd function in vhost_vdpa start
> >   vhost-vdpa-iommufd: Add iommufd support for vdpa
> >
> >  hw/virtio/meson.build          |   2 +-
> >  hw/virtio/vhost-vdpa-iommufd.c | 240 +++++++++++++++++++++++++++++++++
> >  hw/virtio/vhost-vdpa.c         |  74 +++++++++-
> >  include/hw/virtio/vhost-vdpa.h |  47 +++++++
> >  include/hw/virtio/virtio.h     |   5 +
> >  linux-headers/linux/vhost.h    |  72 ++++++++++
> >  net/vhost-vdpa.c               |  31 +++--
> >  qapi/net.json                  |   1 +
> >  8 files changed, 451 insertions(+), 21 deletions(-)
> >  create mode 100644 hw/virtio/vhost-vdpa-iommufd.c
> >
> > --
> > 2.34.3
>

Re: [RFC 0/7] vhost-vdpa: add support for iommufd

Posted by Jason Wang 11 months, 4 weeks ago

Hi Cindy

On Wed, May 3, 2023 at 5:13 PM Cindy Lu <lulu@redhat.com> wrote:
>
> Hi All
> There is the RFC to support the IOMMUFD in vdpa device
> any comments are welcome
> Thanks
> Cindy

Please post the kernel patch as well as a reference.

Thanks

>
> Cindy Lu (7):
>   vhost: introduce new UAPI to support IOMMUFD
>   qapi: support iommufd in vdpa
>   virtio : add a ptr for vdpa_iommufd in VirtIODevice
>   net/vhost-vdpa: Add the check for iommufd
>   vhost-vdpa: Add the iommufd support in the map/unmap function
>   vhost-vdpa: init iommufd function in vhost_vdpa start
>   vhost-vdpa-iommufd: Add iommufd support for vdpa
>
>  hw/virtio/meson.build          |   2 +-
>  hw/virtio/vhost-vdpa-iommufd.c | 240 +++++++++++++++++++++++++++++++++
>  hw/virtio/vhost-vdpa.c         |  74 +++++++++-
>  include/hw/virtio/vhost-vdpa.h |  47 +++++++
>  include/hw/virtio/virtio.h     |   5 +
>  linux-headers/linux/vhost.h    |  72 ++++++++++
>  net/vhost-vdpa.c               |  31 +++--
>  qapi/net.json                  |   1 +
>  8 files changed, 451 insertions(+), 21 deletions(-)
>  create mode 100644 hw/virtio/vhost-vdpa-iommufd.c
>
> --
> 2.34.3
>

Re: [RFC 0/7] vhost-vdpa: add support for iommufd

Posted by Cindy Lu 11 months, 4 weeks ago

On Fri, May 5, 2023 at 11:29 AM Jason Wang <jasowang@redhat.com> wrote:
>
> Hi Cindy
>
> On Wed, May 3, 2023 at 5:13 PM Cindy Lu <lulu@redhat.com> wrote:
> >
> > Hi All
> > There is the RFC to support the IOMMUFD in vdpa device
> > any comments are welcome
> > Thanks
> > Cindy
>
> Please post the kernel patch as well as a reference.
>
> Thanks
>
sure，will do
Thanks
cindy
> >
> > Cindy Lu (7):
> >   vhost: introduce new UAPI to support IOMMUFD
> >   qapi: support iommufd in vdpa
> >   virtio : add a ptr for vdpa_iommufd in VirtIODevice
> >   net/vhost-vdpa: Add the check for iommufd
> >   vhost-vdpa: Add the iommufd support in the map/unmap function
> >   vhost-vdpa: init iommufd function in vhost_vdpa start
> >   vhost-vdpa-iommufd: Add iommufd support for vdpa
> >
> >  hw/virtio/meson.build          |   2 +-
> >  hw/virtio/vhost-vdpa-iommufd.c | 240 +++++++++++++++++++++++++++++++++
> >  hw/virtio/vhost-vdpa.c         |  74 +++++++++-
> >  include/hw/virtio/vhost-vdpa.h |  47 +++++++
> >  include/hw/virtio/virtio.h     |   5 +
> >  linux-headers/linux/vhost.h    |  72 ++++++++++
> >  net/vhost-vdpa.c               |  31 +++--
> >  qapi/net.json                  |   1 +
> >  8 files changed, 451 insertions(+), 21 deletions(-)
> >  create mode 100644 hw/virtio/vhost-vdpa-iommufd.c
> >
> > --
> > 2.34.3
> >
>

Re: [RFC 0/7] vhost-vdpa: add support for iommufd

Posted by Michael S. Tsirkin 10 months, 4 weeks ago

On Fri, May 05, 2023 at 02:29:23PM +0800, Cindy Lu wrote:
> On Fri, May 5, 2023 at 11:29 AM Jason Wang <jasowang@redhat.com> wrote:
> >
> > Hi Cindy
> >
> > On Wed, May 3, 2023 at 5:13 PM Cindy Lu <lulu@redhat.com> wrote:
> > >
> > > Hi All
> > > There is the RFC to support the IOMMUFD in vdpa device
> > > any comments are welcome
> > > Thanks
> > > Cindy
> >
> > Please post the kernel patch as well as a reference.
> >
> > Thanks
> >
> sure，will do
> Thanks
> cindy

Is this effort going anywhere? It will soon be too late for
the next merge window.

> > >
> > > Cindy Lu (7):
> > >   vhost: introduce new UAPI to support IOMMUFD
> > >   qapi: support iommufd in vdpa
> > >   virtio : add a ptr for vdpa_iommufd in VirtIODevice
> > >   net/vhost-vdpa: Add the check for iommufd
> > >   vhost-vdpa: Add the iommufd support in the map/unmap function
> > >   vhost-vdpa: init iommufd function in vhost_vdpa start
> > >   vhost-vdpa-iommufd: Add iommufd support for vdpa
> > >
> > >  hw/virtio/meson.build          |   2 +-
> > >  hw/virtio/vhost-vdpa-iommufd.c | 240 +++++++++++++++++++++++++++++++++
> > >  hw/virtio/vhost-vdpa.c         |  74 +++++++++-
> > >  include/hw/virtio/vhost-vdpa.h |  47 +++++++
> > >  include/hw/virtio/virtio.h     |   5 +
> > >  linux-headers/linux/vhost.h    |  72 ++++++++++
> > >  net/vhost-vdpa.c               |  31 +++--
> > >  qapi/net.json                  |   1 +
> > >  8 files changed, 451 insertions(+), 21 deletions(-)
> > >  create mode 100644 hw/virtio/vhost-vdpa-iommufd.c
> > >
> > > --
> > > 2.34.3
> > >
> >

Re: [RFC 0/7] vhost-vdpa: add support for iommufd

Posted by Cindy Lu 10 months, 4 weeks ago

On Mon, Jun 5, 2023 at 1:41 PM Michael S. Tsirkin <mst@redhat.com> wrote:
>
> On Fri, May 05, 2023 at 02:29:23PM +0800, Cindy Lu wrote:
> > On Fri, May 5, 2023 at 11:29 AM Jason Wang <jasowang@redhat.com> wrote:
> > >
> > > Hi Cindy
> > >
> > > On Wed, May 3, 2023 at 5:13 PM Cindy Lu <lulu@redhat.com> wrote:
> > > >
> > > > Hi All
> > > > There is the RFC to support the IOMMUFD in vdpa device
> > > > any comments are welcome
> > > > Thanks
> > > > Cindy
> > >
> > > Please post the kernel patch as well as a reference.
> > >
> > > Thanks
> > >
> > sure，will do
> > Thanks
> > cindy
>
> Is this effort going anywhere? It will soon be too late for
> the next merge window.
>
Hi Michael
I'm now working on some vduse issue, I will go back to work in IOMMUFD soon

Thanks
Cindy
> > > >
> > > > Cindy Lu (7):
> > > >   vhost: introduce new UAPI to support IOMMUFD
> > > >   qapi: support iommufd in vdpa
> > > >   virtio : add a ptr for vdpa_iommufd in VirtIODevice
> > > >   net/vhost-vdpa: Add the check for iommufd
> > > >   vhost-vdpa: Add the iommufd support in the map/unmap function
> > > >   vhost-vdpa: init iommufd function in vhost_vdpa start
> > > >   vhost-vdpa-iommufd: Add iommufd support for vdpa
> > > >
> > > >  hw/virtio/meson.build          |   2 +-
> > > >  hw/virtio/vhost-vdpa-iommufd.c | 240 +++++++++++++++++++++++++++++++++
> > > >  hw/virtio/vhost-vdpa.c         |  74 +++++++++-
> > > >  include/hw/virtio/vhost-vdpa.h |  47 +++++++
> > > >  include/hw/virtio/virtio.h     |   5 +
> > > >  linux-headers/linux/vhost.h    |  72 ++++++++++
> > > >  net/vhost-vdpa.c               |  31 +++--
> > > >  qapi/net.json                  |   1 +
> > > >  8 files changed, 451 insertions(+), 21 deletions(-)
> > > >  create mode 100644 hw/virtio/vhost-vdpa-iommufd.c
> > > >
> > > > --
> > > > 2.34.3
> > > >
> > >
>