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vhost-user: ignore qemu-only features 

Some features (such as ctrl vq) are supported
by qemu without need to communicate with the
backend.

Drop them from the feature mask so we set them
unconditionally.

Reported-by: Victor Kaplansky <vkaplans@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Michael S. Tsirkin 2015-11-17 16:55:17 +02:00
parent 7ebcfe5692
commit 72018d1e19
1 changed files with 1 additions and 7 deletions
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8
hw/net/vhost_net.c
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@ -77,14 +77,8 @@ static const int user_feature_bits[] = {
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,
/* This bit implies RARP isn't sent by QEMU out of band */
VIRTIO_NET_F_GUEST_ANNOUNCE,
VIRTIO_NET_F_MQ,