WAKE_Q_TAIL 46 include/linux/sched/wake_q.h struct wake_q_head name = { WAKE_Q_TAIL, &name.first } WAKE_Q_TAIL 50 include/linux/sched/wake_q.h head->first = WAKE_Q_TAIL; WAKE_Q_TAIL 56 include/linux/sched/wake_q.h return head->first == WAKE_Q_TAIL; WAKE_Q_TAIL 426 kernel/sched/core.c if (unlikely(cmpxchg_relaxed(&node->next, NULL, WAKE_Q_TAIL))) WAKE_Q_TAIL 482 kernel/sched/core.c while (node != WAKE_Q_TAIL) {