4784 static void tracing_spd_release_pipe(struct splice_pipe_desc *spd,  in tracing_spd_release_pipe()  argument
4787 	__free_page(spd->pages[idx]);  in tracing_spd_release_pipe()
4854 	struct splice_pipe_desc spd = {  in tracing_splice_read_pipe()  local
4867 	if (splice_grow_spd(pipe, &spd))  in tracing_splice_read_pipe()
4892 	for (i = 0, rem = len; i < spd.nr_pages_max && rem; i++) {  in tracing_splice_read_pipe()
4893 		spd.pages[i] = alloc_page(GFP_KERNEL);  in tracing_splice_read_pipe()
4894 		if (!spd.pages[i])  in tracing_splice_read_pipe()
4901 					  page_address(spd.pages[i]),  in tracing_splice_read_pipe()
4904 			__free_page(spd.pages[i]);  in tracing_splice_read_pipe()
4907 		spd.partial[i].offset = 0;  in tracing_splice_read_pipe()
4908 		spd.partial[i].len = trace_seq_used(&iter->seq);  in tracing_splice_read_pipe()
4917 	spd.nr_pages = i;  in tracing_splice_read_pipe()
4920 		ret = splice_to_pipe(pipe, &spd);  in tracing_splice_read_pipe()
4924 	splice_shrink_spd(&spd);  in tracing_splice_read_pipe()
5695 static void buffer_spd_release(struct splice_pipe_desc *spd, unsigned int i)  in buffer_spd_release()  argument
5698 		(struct buffer_ref *)spd->partial[i].private;  in buffer_spd_release()
5705 	spd->partial[i].private = 0;  in buffer_spd_release()
5717 	struct splice_pipe_desc spd = {  in tracing_buffers_splice_read()  local
5734 	if (splice_grow_spd(pipe, &spd))  in tracing_buffers_splice_read()
5750 	for (i = 0; i < spd.nr_pages_max && len && entries; i++, len -= PAGE_SIZE) {  in tracing_buffers_splice_read()
5787 		spd.pages[i] = page;  in tracing_buffers_splice_read()
5788 		spd.partial[i].len = PAGE_SIZE;  in tracing_buffers_splice_read()
5789 		spd.partial[i].offset = 0;  in tracing_buffers_splice_read()
5790 		spd.partial[i].private = (unsigned long)ref;  in tracing_buffers_splice_read()
5791 		spd.nr_pages++;  in tracing_buffers_splice_read()
5798 	spd.nr_pages = i;  in tracing_buffers_splice_read()
5801 	if (!spd.nr_pages) {  in tracing_buffers_splice_read()
5815 	ret = splice_to_pipe(pipe, &spd);  in tracing_buffers_splice_read()
5816 	splice_shrink_spd(&spd);  in tracing_buffers_splice_read()