diff options
| -rw-r--r-- | hw/virtio/vhost-user.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/hw/virtio/vhost-user.c b/hw/virtio/vhost-user.c index 70748e61e0..0b7e41ffe8 100644 --- a/hw/virtio/vhost-user.c +++ b/hw/virtio/vhost-user.c @@ -1460,7 +1460,14 @@ static int vhost_user_set_features(struct vhost_dev *dev, */ bool log_enabled = features & (0x1ULL << VHOST_F_LOG_ALL); - return vhost_user_set_u64(dev, VHOST_USER_SET_FEATURES, features, + /* + * We need to include any extra backend only feature bits that + * might be needed by our device. Currently this includes the + * VHOST_USER_F_PROTOCOL_FEATURES bit for enabling protocol + * features. + */ + return vhost_user_set_u64(dev, VHOST_USER_SET_FEATURES, + features | dev->backend_features, log_enabled); } |