netdev - Re: [RFC v1 0/8] vhost-vdpa: add support for iommufd

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Date: Thu, 11 Jan 2024 17:02:27 +0800
From: Cindy Lu <lulu@...hat.com>
To: "Michael S. Tsirkin" <mst@...hat.com>
Cc: jasowang@...hat.com, yi.l.liu@...el.com, jgg@...dia.com, 
	linux-kernel@...r.kernel.org, virtualization@...ts.linux-foundation.org, 
	netdev@...r.kernel.org
Subject: Re: [RFC v1 0/8] vhost-vdpa: add support for iommufd

On Thu, Jan 11, 2024 at 6:25 AM Michael S. Tsirkin <mst@...hat.com> wrote:
>
> On Sat, Nov 04, 2023 at 01:16:33AM +0800, Cindy Lu wrote:
> >
> > Hi All
> > This code provides the iommufd support for vdpa device
> > This code fixes the bugs from the last version and also add the asid support. rebase on kernel
> > v6,6-rc3
> > Test passed in the physical device (vp_vdpa), but  there are still some problems in the emulated device (vdpa_sim_net),
> > I will continue working on it
> >
> > The kernel code is
> > https://gitlab.com/lulu6/vhost/-/tree/iommufdRFC_v1
> >
> > Signed-off-by: Cindy Lu <lulu@...hat.com>
>
> Was this abandoned?
>
Thanks Micheal. I'm really sorry for the delay. I will continue working on this
Thanks
Cindy
> >
> > Cindy Lu (8):
> >   vhost/iommufd: Add the functions support iommufd
> >   Kconfig: Add the new file vhost/iommufd
> >   vhost: Add 3 new uapi to support iommufd
> >   vdpa: Add new vdpa_config_ops to support iommufd
> >   vdpa_sim :Add support for iommufd
> >   vdpa: change the map/unmap process to support iommufd
> >   vp_vdpa::Add support for iommufd
> >   iommu: expose the function iommu_device_use_default_domain
> >
> >  drivers/iommu/iommu.c             |   2 +
> >  drivers/vdpa/vdpa_sim/vdpa_sim.c  |   8 ++
> >  drivers/vdpa/virtio_pci/vp_vdpa.c |   4 +
> >  drivers/vhost/Kconfig             |   1 +
> >  drivers/vhost/Makefile            |   1 +
> >  drivers/vhost/iommufd.c           | 178 +++++++++++++++++++++++++
> >  drivers/vhost/vdpa.c              | 210 +++++++++++++++++++++++++++++-
> >  drivers/vhost/vhost.h             |  21 +++
> >  include/linux/vdpa.h              |  38 +++++-
> >  include/uapi/linux/vhost.h        |  66 ++++++++++
> >  10 files changed, 525 insertions(+), 4 deletions(-)
> >  create mode 100644 drivers/vhost/iommufd.c
> >
> > --
> > 2.34.3
>