vm_fault_trap
rv = vm_fault_trap(map, eva, ftype, VM_FAULT_NORMAL, signo, ucode);
rv = vm_fault_trap(map, va, ftype, VM_FAULT_NORMAL, &ksig.sig,
error = vm_fault_trap(map, fault_va, ftype, VM_FAULT_NORMAL, &sig,
rv = vm_fault_trap(map, eva, ftype, VM_FAULT_NORMAL, signo, ucode);
rv = vm_fault_trap(map, eva, ftype, VM_FAULT_NORMAL, signo, ucode);
error = vm_fault_trap(map, va, ftype, VM_FAULT_NORMAL, &sig, &ucode);
int vm_fault_trap(vm_map_t map, vm_offset_t vaddr, vm_prot_t fault_type,