On Sun, Jun 16, 2024 at 07:15:57PM +0300, Leon Romanovsky wrote: > @@ -63,6 +63,7 @@ enum uverbs_default_objects { > enum { > UVERBS_ATTR_UHW_IN = UVERBS_UDATA_DRIVER_DATA_FLAG, > UVERBS_ATTR_UHW_OUT, > + UVERBS_ATTR_UHW_DRIVER_DATA, The start of the driver's attributes is not a "UHW", the UHW is only the old structs. Something like UVERBS_ATTR_DRIVER_NS_WITH_UHW Jason