Symbol: RW_UPGRADE
sys/kern/kern_rwlock.c
208
case RW_UPGRADE:
sys/uvm/uvm_fault.c
1292
if (rw_enter(uobj->vmobjlock, RW_UPGRADE|RW_NOSLEEP)) {
sys/uvm/uvm_fault.c
905
if (rw_enter(amap->am_lock, RW_UPGRADE|RW_NOSLEEP)) {
sys/uvm/uvm_map.c
5246
rv = rw_enter(&map->lock, RW_UPGRADE|RW_NOSLEEP);