Symbol: __rw_try_upgrade_int
sys/kern/kern_rwlock.c
1373
return (__rw_try_upgrade_int(rw LOCK_FILE_LINE_ARG));
sys/sys/rwlock.h
147
int __rw_try_upgrade_int(struct rwlock *rw LOCK_FILE_LINE_ARG_DEF);
sys/sys/rwlock.h
203
__rw_try_upgrade_int(rw)