205 		if (pipe->nrbufs < pipe->buffers) {  in splice_to_pipe()
206 			int newbuf = (pipe->curbuf + pipe->nrbufs) & (pipe->buffers - 1);  in splice_to_pipe()
226 			if (pipe->nrbufs < pipe->buffers)  in splice_to_pipe()
280 	unsigned int buffers = ACCESS_ONCE(pipe->buffers);  in splice_grow_spd()  local
282 	spd->nr_pages_max = buffers;  in splice_grow_spd()
283 	if (buffers <= PIPE_DEF_BUFFERS)  in splice_grow_spd()
286 	spd->pages = kmalloc(buffers * sizeof(struct page *), GFP_KERNEL);  in splice_grow_spd()
287 	spd->partial = kmalloc(buffers * sizeof(struct partial_page), GFP_KERNEL);  in splice_grow_spd()
790 			pipe->curbuf = (pipe->curbuf + 1) & (pipe->buffers - 1);  in splice_from_pipe_feed()
965 	int nbufs = pipe->buffers;  in iter_file_splice_write()
985 		if (unlikely(nbufs < pipe->buffers)) {  in iter_file_splice_write()
987 			nbufs = pipe->buffers;  in iter_file_splice_write()
1005 			if (idx == pipe->buffers - 1)  in iter_file_splice_write()
1040 				pipe->curbuf = (pipe->curbuf + 1) & (pipe->buffers - 1);  in iter_file_splice_write()
1272 	for (i = 0; i < pipe->buffers; i++) {  in splice_direct_to_actor()
1451 	int buffers = 0, error = 0;  in get_iovec_page_array()  local
1492 		if (npages > pipe_buffers - buffers)  in get_iovec_page_array()
1493 			npages = pipe_buffers - buffers;  in get_iovec_page_array()
1496 					0, &pages[buffers]);  in get_iovec_page_array()
1507 			partial[buffers].offset = off;  in get_iovec_page_array()
1508 			partial[buffers].len = plen;  in get_iovec_page_array()
1512 			buffers++;  in get_iovec_page_array()
1528 		if (error < npages || buffers == pipe_buffers)  in get_iovec_page_array()
1535 	if (buffers)  in get_iovec_page_array()
1536 		return buffers;  in get_iovec_page_array()
1767 	if (pipe->nrbufs < pipe->buffers)  in opipe_prep()
1773 	while (pipe->nrbufs >= pipe->buffers) {  in opipe_prep()
1839 		if (!ipipe->nrbufs || opipe->nrbufs >= opipe->buffers) {  in splice_pipe_to_pipe()
1860 		nbuf = (opipe->curbuf + opipe->nrbufs) & (opipe->buffers - 1);  in splice_pipe_to_pipe()
1870 			ipipe->curbuf = (ipipe->curbuf + 1) & (ipipe->buffers - 1);  in splice_pipe_to_pipe()
1940 		if (i >= ipipe->nrbufs || opipe->nrbufs >= opipe->buffers)  in link_pipe()
1943 		ibuf = ipipe->bufs + ((ipipe->curbuf + i) & (ipipe->buffers-1));  in link_pipe()
1944 		nbuf = (opipe->curbuf + opipe->nrbufs) & (opipe->buffers - 1);  in link_pipe()