On Fri, Sep 26, 2025 at 12:14:29PM +0200, Eugenio Pérez wrote: > @@ -1859,6 +1894,7 @@ static int vduse_create_dev(struct vduse_dev_config > *config, > dev->device_features = config->features; > dev->device_id = config->device_id; > dev->vendor_id = config->vendor_id; > + dev->ngroups = (dev->api_version < 1) ? 1 : config->ngroups;
Is this < 1 same as VDUSE_API_VERSION_1? If so, maybe use that?

