nr_unstable       545 include/trace/events/writeback.h 		__field(unsigned long,	nr_unstable)
nr_unstable       556 include/trace/events/writeback.h 		__entry->nr_unstable	= global_node_page_state(NR_UNSTABLE_NFS);
nr_unstable       569 include/trace/events/writeback.h 		  __entry->nr_unstable,