[PATCH v2 00/12] vDPA support in qemu

[Cindy Lu]

vDPA device is a device that uses a datapath which complies with the
virtio specifications with vendor specific control path. vDPA devices
can be both physically located on the hardware or emulated by software.
This PATCH introduce the vDPA support in qemu
TODO 
1) vIOMMU support
2) live migration support
3) docs for vhost-vdpa
4) config interrupt support 

change from v1
separate the patch of vhost_vq_get_addr
separate the patch of vhost_dev_start
introduce the docmation for vhost-vdpa.rst 
other comments form last version 

github address
https://github.com/lulu-github-name/qemutmp.git PATCHV2

Cindy Lu (9):
  net: introduce qemu_get_peer
  vhost_net: use the function qemu_get_peer
  vhost: introduce new VhostOps vhost_dev_start
  vhost: implement vhost_dev_start method
  vhost: introduce new VhostOps vhost_vq_get_addr
  vhost: implement vhost_vq_get_addr method
  vhost: introduce new VhostOps vhost_get_device_id
  vhost-vdpa: introduce vhost-vdpa backend
  vhost-vdpa: introduce vhost-vdpa net client

Jason Wang (3):
  virtio-bus: introduce queue_enabled method
  virtio-pci: implement queue_enabled method
  vhost: check the existence of vhost_set_iotlb_callback

 configure                         |  21 ++
 docs/interop/index.rst            |   1 +
 docs/interop/vhost-vdpa.rst       |  17 ++
 hw/net/vhost_net.c                |  35 ++-
 hw/net/virtio-net.c               |  22 +-
 hw/virtio/Makefile.objs           |   1 +
 hw/virtio/vhost-backend.c         |   7 +-
 hw/virtio/vhost-vdpa.c            | 469 ++++++++++++++++++++++++++++++
 hw/virtio/vhost.c                 |  48 ++-
 hw/virtio/virtio-pci.c            |  13 +
 hw/virtio/virtio.c                |   6 +
 include/hw/virtio/vhost-backend.h |  16 +-
 include/hw/virtio/vhost-vdpa.h    |  26 ++
 include/hw/virtio/vhost.h         |   7 +
 include/hw/virtio/virtio-bus.h    |   4 +
 include/net/net.h                 |   1 +
 include/net/vhost-vdpa.h          |  22 ++
 net/Makefile.objs                 |   2 +-
 net/clients.h                     |   2 +
 net/net.c                         |  10 +
 net/vhost-vdpa.c                  | 228 +++++++++++++++
 qapi/net.json                     |  28 +-
 qemu-options.hx                   |  12 +
 23 files changed, 966 insertions(+), 32 deletions(-)
 create mode 100644 docs/interop/vhost-vdpa.rst
 create mode 100644 hw/virtio/vhost-vdpa.c
 create mode 100644 include/hw/virtio/vhost-vdpa.h
 create mode 100644 include/net/vhost-vdpa.h
 create mode 100644 net/vhost-vdpa.c

-- 
2.21.1