4428 		mutex_lock(&event->mmap_mutex);  in _free_event()
4430 		mutex_unlock(&event->mmap_mutex);  in _free_event()
4879 	mutex_lock(&event->mmap_mutex);  in perf_poll()
4883 	mutex_unlock(&event->mmap_mutex);  in perf_poll()
5451 	    atomic_dec_and_mutex_lock(&rb->aux_mmap_count, &event->mmap_mutex)) {  in perf_mmap_close()
5468 		mutex_unlock(&event->mmap_mutex);  in perf_mmap_close()
5473 	if (!atomic_dec_and_mutex_lock(&event->mmap_count, &event->mmap_mutex))  in perf_mmap_close()
5477 	mutex_unlock(&event->mmap_mutex);  in perf_mmap_close()
5500 		mutex_lock(&event->mmap_mutex);  in perf_mmap_close()
5514 		mutex_unlock(&event->mmap_mutex);  in perf_mmap_close()
5589 		mutex_lock(&event->mmap_mutex);  in perf_mmap()
5646 	mutex_lock(&event->mmap_mutex);  in perf_mmap()
5659 			mutex_unlock(&event->mmap_mutex);  in perf_mmap()
5731 	mutex_unlock(&event->mmap_mutex);  in perf_mmap()
9956 	mutex_init(&event->mmap_mutex);  in perf_event_alloc()
10284 	mutex_lock(&event->mmap_mutex);  in perf_event_set_output()
10300 	mutex_unlock(&event->mmap_mutex);  in perf_event_set_output()