ciss_notify_thread
sc->ciss_notify_thread = NULL;
wakeup(&sc->ciss_notify_thread);
if (kthread_create((void(*)(void *))ciss_notify_thread, sc,
&sc->ciss_notify_thread, "ciss_notify%d",
if (sc->ciss_notify_thread == NULL)
lksleep(&sc->ciss_notify_thread, &sc->ciss_lock, 0, "thtrm", 0);
struct thread *ciss_notify_thread;