offline_waitq 473 include/linux/cgroup-defs.h wait_queue_head_t offline_waitq; offline_waitq 1966 kernel/cgroup/cgroup.c init_waitqueue_head(&cgrp->offline_waitq); offline_waitq 3004 kernel/cgroup/cgroup.c prepare_to_wait(&dsct->offline_waitq, &wait, offline_waitq 3009 kernel/cgroup/cgroup.c finish_wait(&dsct->offline_waitq, &wait); offline_waitq 5149 kernel/cgroup/cgroup.c wake_up_all(&css->cgroup->offline_waitq);