rspin_threshold   793 kernel/locking/rwsem.c 	u64 rspin_threshold = 0;
rspin_threshold   839 kernel/locking/rwsem.c 				rspin_threshold = rwsem_rspin_threshold(sem);
rspin_threshold   850 kernel/locking/rwsem.c 			else if (!(++loop & 0xf) && (sched_clock() > rspin_threshold)) {