Re: [libvirt] [PATCH] xen: Fix bogus error when attaching a device

> default: > - xenXMError(VIR_ERR_XML_ERROR, > - "%s", _("unknown device")); > + xenXMError(VIR_ERR_OPERATION_INVALID, "%s", > + _("Xm driver only supports adding disk or network devices")); > goto cleanup; > } > It looks like many other similar errors in other drivers use VIR_ERR_CONFIG_UNSUPPORTED. Would that maybe be a better choice than VIR_ERR_OPERATION_INVALID