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author | Nikolay Nikolaev <n.nikolaev@virtualopensystems.com> | 2014-05-27 15:06:16 +0300 |
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committer | Michael S. Tsirkin <mst@redhat.com> | 2014-06-19 16:41:57 +0300 |
commit | 5f4c01cab1abcb25d627600a7efb6ac0f804c2dc (patch) | |
tree | 90db0e0962afd1b7651ed36bf966a8e0a1cc0335 /hw/net/vhost_net.c | |
parent | 5f6f6664bf24dc53f4bf98ba812d55ca93684cd5 (diff) | |
download | qemu-5f4c01cab1abcb25d627600a7efb6ac0f804c2dc.zip qemu-5f4c01cab1abcb25d627600a7efb6ac0f804c2dc.tar.gz qemu-5f4c01cab1abcb25d627600a7efb6ac0f804c2dc.tar.bz2 |
vhost-net: vhost-user feature bits support
Handle the feature bits negotiation when using vhost-user. Allow
the underlying implementation to have a finer control over all the
bits except the VIRTIO_NET_F_MAC.
Signed-off-by: Nikolay Nikolaev <n.nikolaev@virtualopensystems.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Diffstat (limited to 'hw/net/vhost_net.c')
-rw-r--r-- | hw/net/vhost_net.c | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/hw/net/vhost_net.c b/hw/net/vhost_net.c index 2ec36d3..5f06736 100644 --- a/hw/net/vhost_net.c +++ b/hw/net/vhost_net.c @@ -54,6 +54,38 @@ static const int kernel_feature_bits[] = { VHOST_INVALID_FEATURE_BIT }; +/* Features supported by others. */ +const int user_feature_bits[] = { + VIRTIO_F_NOTIFY_ON_EMPTY, + VIRTIO_RING_F_INDIRECT_DESC, + VIRTIO_RING_F_EVENT_IDX, + + VIRTIO_F_ANY_LAYOUT, + VIRTIO_NET_F_CSUM, + VIRTIO_NET_F_GUEST_CSUM, + VIRTIO_NET_F_GSO, + VIRTIO_NET_F_GUEST_TSO4, + VIRTIO_NET_F_GUEST_TSO6, + VIRTIO_NET_F_GUEST_ECN, + VIRTIO_NET_F_GUEST_UFO, + VIRTIO_NET_F_HOST_TSO4, + VIRTIO_NET_F_HOST_TSO6, + VIRTIO_NET_F_HOST_ECN, + VIRTIO_NET_F_HOST_UFO, + VIRTIO_NET_F_MRG_RXBUF, + VIRTIO_NET_F_STATUS, + VIRTIO_NET_F_CTRL_VQ, + VIRTIO_NET_F_CTRL_RX, + VIRTIO_NET_F_CTRL_VLAN, + VIRTIO_NET_F_CTRL_RX_EXTRA, + VIRTIO_NET_F_CTRL_MAC_ADDR, + VIRTIO_NET_F_CTRL_GUEST_OFFLOADS, + + VIRTIO_NET_F_MQ, + + VHOST_INVALID_FEATURE_BIT +}; + static const int *vhost_net_get_feature_bits(struct vhost_net *net) { const int *feature_bits = 0; @@ -62,6 +94,9 @@ static const int *vhost_net_get_feature_bits(struct vhost_net *net) case NET_CLIENT_OPTIONS_KIND_TAP: feature_bits = kernel_feature_bits; break; + case NET_CLIENT_OPTIONS_KIND_VHOST_USER: + feature_bits = user_feature_bits; + break; default: error_report("Feature bits not defined for this type: %d", net->nc->info->type); |