199 	while (pipe->nrbufs < pipe->buffers) {  in splice_to_pipe()
200 		int newbuf = (pipe->curbuf + pipe->nrbufs) & (pipe->buffers - 1);  in splice_to_pipe()
210 		pipe->nrbufs++;  in splice_to_pipe()
236 	} else if (pipe->nrbufs == pipe->buffers) {  in add_to_pipe()
239 		int newbuf = (pipe->curbuf + pipe->nrbufs) & (pipe->buffers - 1);  in add_to_pipe()
241 		pipe->nrbufs++;  in add_to_pipe()
377 	if (pipe->nrbufs == pipe->buffers)  in default_file_splice_read()
446 	if (sd->len < sd->total_len && pipe->nrbufs > 1)  in pipe_to_sendpage()
486 	while (pipe->nrbufs) {  in splice_from_pipe_feed()
515 			pipe->nrbufs--;  in splice_from_pipe_feed()
546 	while (!pipe->nrbufs) {  in splice_from_pipe_next()
722 		for (n = 0, idx = pipe->curbuf; left && n < pipe->nrbufs; n++, idx++) {  in iter_file_splice_write()
762 				pipe->nrbufs--;  in iter_file_splice_write()
945 	WARN_ON_ONCE(pipe->nrbufs != 0);  in splice_direct_to_actor()
953 		pipe_pages = pipe->buffers - pipe->nrbufs;  in splice_direct_to_actor()
993 	pipe->nrbufs = pipe->curbuf = 0;  in splice_direct_to_actor()
1079 		if (pipe->nrbufs != pipe->buffers)  in wait_for_space()
1188 			pipe_pages = opipe->buffers - opipe->nrbufs;  in do_splice()
1456 	if (pipe->nrbufs)  in ipipe_prep()
1462 	while (!pipe->nrbufs) {  in ipipe_prep()
1494 	if (pipe->nrbufs < pipe->buffers)  in opipe_prep()
1500 	while (pipe->nrbufs >= pipe->buffers) {  in opipe_prep()
1559 		if (!ipipe->nrbufs && !ipipe->writers)  in splice_pipe_to_pipe()
1566 		if (!ipipe->nrbufs || opipe->nrbufs >= opipe->buffers) {  in splice_pipe_to_pipe()
1587 		nbuf = (opipe->curbuf + opipe->nrbufs) & (opipe->buffers - 1);  in splice_pipe_to_pipe()
1596 			opipe->nrbufs++;  in splice_pipe_to_pipe()
1598 			ipipe->nrbufs--;  in splice_pipe_to_pipe()
1621 			opipe->nrbufs++;  in splice_pipe_to_pipe()
1673 		if (i >= ipipe->nrbufs || opipe->nrbufs >= opipe->buffers)  in link_pipe()
1677 		nbuf = (opipe->curbuf + opipe->nrbufs) & (opipe->buffers - 1);  in link_pipe()
1703 		opipe->nrbufs++;  in link_pipe()