Symbol: mtx_trylock_spin
sys/kern/kern_mutex.c
234
return (mtx_trylock_spin((struct mtx *)lock));
sys/kern/kern_tc.c
1931
if (mtx_trylock_spin(&tc_setclock_mtx)) {
sys/kern/sched_ule.c
348
#define TDQ_TRYLOCK(t) mtx_trylock_spin(TDQ_LOCKPTR((t)))