sc_task 2541 fs/nilfs2/segment.c sci->sc_task = current; sc_task 2606 fs/nilfs2/segment.c sci->sc_task = NULL; sc_task 2623 fs/nilfs2/segment.c wait_event(sci->sc_wait_task, sci->sc_task != NULL); sc_task 2633 fs/nilfs2/segment.c while (sci->sc_task) { sc_task 2636 fs/nilfs2/segment.c wait_event(sci->sc_wait_task, sci->sc_task == NULL); sc_task 175 fs/nilfs2/segment.h struct task_struct *sc_task;