4815 		mutex_lock(&event->mmap_mutex);  in _free_event()
4817 		mutex_unlock(&event->mmap_mutex);  in _free_event()
5287 	mutex_lock(&event->mmap_mutex);  in perf_poll()
5291 	mutex_unlock(&event->mmap_mutex);  in perf_poll()
5907 	    atomic_dec_and_mutex_lock(&rb->aux_mmap_count, &event->mmap_mutex)) {  in perf_mmap_close()
5924 		mutex_unlock(&event->mmap_mutex);  in perf_mmap_close()
5930 	if (!atomic_dec_and_mutex_lock(&event->mmap_count, &event->mmap_mutex))  in perf_mmap_close()
5934 	mutex_unlock(&event->mmap_mutex);  in perf_mmap_close()
5957 		mutex_lock(&event->mmap_mutex);  in perf_mmap_close()
5971 		mutex_unlock(&event->mmap_mutex);  in perf_mmap_close()
6051 		mutex_lock(&event->mmap_mutex);  in perf_mmap()
6108 	mutex_lock(&event->mmap_mutex);  in perf_mmap()
6121 			mutex_unlock(&event->mmap_mutex);  in perf_mmap()
6207 	mutex_unlock(&event->mmap_mutex);  in perf_mmap()
11170 	mutex_init(&event->mmap_mutex);  in perf_event_alloc()
11511 	mutex_lock(&event->mmap_mutex);  in perf_event_set_output()
11527 	mutex_unlock(&event->mmap_mutex);  in perf_event_set_output()