Re: [PATCH v12 0/1] vhost-vdpa: add support for vIOMMU

[Cindy Lu]

On Tue, 20 Dec 2022 at 22:33, Michael S. Tsirkin <mst@redhat.com> wrote:
>
> On Fri, Dec 09, 2022 at 09:08:04PM +0800, Cindy Lu wrote:
> > These patches are to support vIOMMU in vdpa device
> > Verified in vp_vdpa/vdpa_sim_net driverand intel_iommu
> > virtio-iommu device
>
> Pls address comments and repost.
>
Hi Micheal
There are some issues found while dpdk running with svq enable
we are still working on it, and will post a new version after we
address the bugs
Thanks
Cindy
> > changes in V3
> > 1. Move function vfio_get_xlat_addr to memory.c
> > 2. Use the existing memory listener, while the MR is
> > iommu MR then call the function iommu_region_add/
> > iommu_region_del
> >
> > changes in V4
> > 1.make the comments in vfio_get_xlat_addr more general
> >
> > changes in V5
> > 1. Address the comments in the last version
> > 2. Add a new arg in the function vfio_get_xlat_addr, which shows whether
> > the memory is backed by a discard manager. So the device can have its
> > own warning.
> >
> > changes in V6
> > move the error_report for the unpopulated discard back to
> > memeory_get_xlat_addr
> >
> > changes in V7
> > organize the error massage to avoid the duplicate information
> >
> > changes in V8
> > Organize the code follow the comments in the last version
> >
> > changes in V9
> > Organize the code follow the comments
> >
> > changes in V10
> > Address the comments
> >
> > changes in V11
> > Address the comments
> > fix the crash found in test
> >
> > changes in V12
> > Address the comments, squash patch 1 into the next patch
> > improve the code style issue
> >
> > Cindy Lu (1):
> >   vhost-vdpa: add support for vIOMMU
> >
> >  hw/virtio/vhost-vdpa.c         | 162 ++++++++++++++++++++++++++++++---
> >  include/hw/virtio/vhost-vdpa.h |  10 ++
> >  2 files changed, 161 insertions(+), 11 deletions(-)
> >
> > --
> > 2.34.3
>