old_hweight_inuse 80 include/trace/events/iocost.h __field(u64, old_hweight_inuse) old_hweight_inuse 90 include/trace/events/iocost.h __entry->old_hweight_inuse = old_hw_inuse; old_hweight_inuse 97 include/trace/events/iocost.h __entry->old_hweight_inuse, __entry->new_hweight_inuse