FCOE_WORKER_ACTIVE
w->worker_flags |= FCOE_WORKER_STARTED | FCOE_WORKER_ACTIVE;
w->worker_flags &= ~FCOE_WORKER_ACTIVE;
w->worker_flags |= FCOE_WORKER_ACTIVE;
w->worker_flags &= ~(FCOE_WORKER_STARTED | FCOE_WORKER_ACTIVE);
if ((w->worker_flags & FCOE_WORKER_ACTIVE) == 0) {