215 	while (!pipe_full(head, tail, pipe->max_usage)) {  in splice_to_pipe()
254 	} else if (pipe_full(head, tail, pipe->max_usage)) {  in add_to_pipe()
272 	unsigned int max_usage = READ_ONCE(pipe->max_usage);  in splice_grow_spd()  local
274 	spd->nr_pages_max = max_usage;  in splice_grow_spd()
275 	if (max_usage <= PIPE_DEF_BUFFERS)  in splice_grow_spd()
278 	spd->pages = kmalloc_objs(struct page *, max_usage);  in splice_grow_spd()
279 	spd->partial = kmalloc_objs(struct partial_page, max_usage);  in splice_grow_spd()
332 	npages = max_t(ssize_t, pipe->max_usage - used, 0);  in copy_splice_read()
671 	int nbufs = pipe->max_usage;  in iter_file_splice_write()
696 		if (unlikely(nbufs < pipe->max_usage)) {  in iter_file_splice_write()
698 			nbufs = pipe->max_usage;  in iter_file_splice_write()
966 	p_space = pipe->max_usage - pipe_buf_usage(pipe);  in do_splice_read()
1767 		    pipe_full(o_head, o_tail, opipe->max_usage)) {  in splice_pipe_to_pipe()
1885 		    pipe_full(o_head, o_tail, opipe->max_usage))  in link_pipe()