From: Yuanhan Liu <[email protected]> But not depend on PROTOCOL_F_MQ feature bit. So that we could use SET_VRING_ENABLE to sign the backend on stop, even if MQ is disabled.
That's reasonable, since we will have one queue pair at least. Signed-off-by: Yuanhan Liu <[email protected]> Reviewed-by: Michael S. Tsirkin <[email protected]> Signed-off-by: Michael S. Tsirkin <[email protected]> --- hw/virtio/vhost-user.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/hw/virtio/vhost-user.c b/hw/virtio/vhost-user.c index c443602..3404b81 100644 --- a/hw/virtio/vhost-user.c +++ b/hw/virtio/vhost-user.c @@ -338,7 +338,7 @@ static int vhost_user_set_vring_enable(struct vhost_dev *dev, int enable) .num = enable, }; - if (!(dev->protocol_features & (1ULL << VHOST_USER_PROTOCOL_F_MQ))) { + if (!virtio_has_feature(dev->features, VHOST_USER_F_PROTOCOL_FEATURES)) { return -1; } -- MST
