361 				wake_writer |= pipe_full(head, tail, pipe->max_usage);  in anon_pipe_read()
425 	unsigned int max_usage = READ_ONCE(pipe->max_usage);  in pipe_writable()  local
427 	return !pipe_full(idx.head, idx.tail, max_usage) ||  in pipe_writable()
509 		if (!pipe_full(head, pipe->tail, pipe->max_usage)) {  in anon_pipe_write()
695 		if (!pipe_full(idx.head, idx.tail, pipe->max_usage))  in pipe_poll()
823 		pipe->max_usage = pipe_bufs;  in alloc_pipe_info()
1340 	if (pipe->max_usage > nr_slots)  in pipe_resize_ring()
1341 		pipe->max_usage = nr_slots;  in pipe_resize_ring()
1346 		pipe->max_usage = nr_slots;  in pipe_resize_ring()
1383 	if (nr_slots > pipe->max_usage &&  in pipe_set_size()
1389 	if (nr_slots > pipe->max_usage &&  in pipe_set_size()
1401 	return pipe->max_usage * PAGE_SIZE;  in pipe_set_size()
1441 		ret = pipe->max_usage * PAGE_SIZE;  in pipe_fcntl()