return getVm().allThreads.visit(visitor);
final Vm vm = getVm(); final SpinLock lock = vm.allThreadsLock; final VmThreadQueue.AllThreadsQueue q = vm.allThreads; lock.lock(); try { return q.visit(visitor); } finally { lock.unlock(); }
    static final boolean visitAllThreads(VmThreadVisitor visitor) {        return getVm().allThreads.visit(visitor);    }