VM_OBJECT_LOCK
VM_OBJECT_LOCK(mem->am_obj);
VM_OBJECT_LOCK(vm_obj);
VM_OBJECT_LOCK(devobj);
VM_OBJECT_LOCK(vm_obj);
VM_OBJECT_LOCK(vm_obj);
VM_OBJECT_LOCK(mapping);
VM_OBJECT_LOCK(vm_obj);
VM_OBJECT_LOCK(devobj);
VM_OBJECT_LOCK(obj);
VM_OBJECT_LOCK(object);
VM_OBJECT_LOCK(vm_obj);
VM_OBJECT_LOCK(swap_storage);
VM_OBJECT_LOCK(obj);
#define VM_OBJECT_WLOCK VM_OBJECT_LOCK
VM_OBJECT_LOCK(object);