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 RFC introduce the vDPA support in qemu
Cindy Lu (3): net: Introduce qemu_get_peer vhost-vdpa: introduce vhost-vdpa net client vhost-vdpa: implement vhost-vdpa backend Jason Wang (1): vhost: introduce vhost_set_vring_ready method hw/net/vhost_net-stub.c | 5 + hw/net/vhost_net.c | 75 +++++- hw/net/virtio-net.c | 9 + hw/virtio/Makefile.objs | 2 +- hw/virtio/vhost-backend.c | 3 + hw/virtio/vhost-vdpa.c | 376 ++++++++++++++++++++++++++++++ hw/virtio/vhost.c | 5 + hw/virtio/virtio-pci.c | 13 ++ hw/virtio/virtio.c | 6 + include/hw/virtio/vhost-backend.h | 8 +- include/hw/virtio/vhost-vdpa.h | 14 ++ include/hw/virtio/virtio-bus.h | 4 + include/net/net.h | 1 + include/net/vhost-vdpa.h | 18 ++ include/net/vhost_net.h | 2 + net/Makefile.objs | 2 +- net/clients.h | 2 + net/net.c | 7 + net/vhost-vdpa.c | 211 +++++++++++++++++ qapi/net.json | 21 +- 20 files changed, 773 insertions(+), 11 deletions(-) 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
