177 	kmutex_t	sp_lock;	/* protects fields below */  member
209 	mutex_enter(&sp->sp_lock);  in signalfd_wake_task()
216 		mutex_exit(&sp->sp_lock);  in signalfd_wake_task()
229 		mutex_enter(&sp->sp_lock);  in signalfd_wake_task()
249 	mutex_exit(&sp->sp_lock);  in signalfd_wake_task()
255 	ASSERT(MUTEX_HELD(&sp->sp_lock));  in signalfd_poller_wake()
281 		mutex_enter(&sp->sp_lock);  in signalfd_pollwake_cb()
285 		mutex_exit(&sp->sp_lock);  in signalfd_pollwake_cb()
357 	mutex_init(&sp->sp_lock, NULL, MUTEX_DEFAULT, NULL);  in signalfd_poller_associate()
413 		mutex_enter(&sp->sp_lock);  in signalfd_pollers_dissociate()
415 		mutex_exit(&sp->sp_lock);  in signalfd_pollers_dissociate()
438 		mutex_enter(&sp->sp_lock);  in signalfd_pollers_free()
440 			cv_wait(&sp->sp_cv, &sp->sp_lock);  in signalfd_pollers_free()
449 		mutex_destroy(&sp->sp_lock);  in signalfd_pollers_free()
479 		mutex_enter(&sp->sp_lock);  in signalfd_exit_helper()
481 		mutex_exit(&sp->sp_lock);  in signalfd_exit_helper()
754 		mutex_enter(&sp->sp_lock);  in signalfd_set_mask()
756 		mutex_exit(&sp->sp_lock);  in signalfd_set_mask()