On Mon, May 25, 2020 at 1:03 PM Maxime Coquelin <maxime.coque...@redhat.com> wrote: > > Hi Jerrin,
Hi Maxime, > > I think what was agreed wasn't to remove Legacy Virtio support, > but instead remove support for probing legacy Virtio devices when they > are not bound to any Kernel drivers. > > It should still be possible to use these legacy Virtio devices when > bound to VFIO or UIO. I was not aware that legacy virtio can be used with VFIO or UIO. I will send the v3. > > Regards, > Maximle > > On 5/25/20 7:46 AM, jer...@marvell.com wrote: > > From: Jerin Jacob <jer...@marvell.com> > > > > The legacy virtio feature is not architecture agnostics. > > It relies on x86 IO port scheme support for its working. > > > > The legacy virtio is only the consumer of RTE_KDRV_NONE in DPDK PCI > > subsystem. Legacy virtio removal will also optimize DPDK PCI enumeration > > management as it does not need to probe RTE_KDRV_NONE based > > devices anymore. > > > > Legacy virtio feature removal is planned in the v20.11 release. > > > > More details at http://patches.dpdk.org/patch/69351/ > > > > Cc: maxime.coque...@redhat.com > > Cc: david.march...@redhat.com > > Signed-off-by: Jerin Jacob <jer...@marvell.com> > > --- > > doc/guides/rel_notes/deprecation.rst | 8 ++++++++ > > 1 file changed, 8 insertions(+) > > > > diff --git a/doc/guides/rel_notes/deprecation.rst > > b/doc/guides/rel_notes/deprecation.rst > > index cf8b1eb7b..79a03432c 100644 > > --- a/doc/guides/rel_notes/deprecation.rst > > +++ b/doc/guides/rel_notes/deprecation.rst > > @@ -107,3 +107,11 @@ Deprecation Notices > > Python 2 support will be completely removed in 20.11. > > In 20.08, explicit deprecation warnings will be displayed when running > > scripts with Python 2. > > + > > +* virtio: The legacy virtio feature is not architecture agnostics. > > + It relies on x86 IO port scheme support for its working. > > + The legacy virtio is only the consumer of RTE_KDRV_NONE in DPDK PCI > > subsystem. > > + Legacy virtio removal will also optimize DPDK PCI enumeration management > > as > > + it does not need to probe RTE_KDRV_NONE based devices anymore. > > + Legacy virtio feature removal is planned in the v20.11 release. > > + More details at http://patches.dpdk.org/patch/69351/ > > >
