1000 			       struct pipe_inode_info *opipe,
1004 			 struct pipe_inode_info *opipe,  in splice_file_to_pipe()  argument
1010 	pipe_lock(opipe);  in splice_file_to_pipe()
1011 	ret = wait_for_space(opipe, flags);  in splice_file_to_pipe()
1013 		ret = do_splice_to(in, offset, opipe, len, flags);  in splice_file_to_pipe()
1014 	pipe_unlock(opipe);  in splice_file_to_pipe()
1016 		wakeup_pipe_readers(opipe);  in splice_file_to_pipe()
1027 	struct pipe_inode_info *opipe;  in do_splice()  local
1036 	opipe = get_pipe_info(out, true);  in do_splice()
1038 	if (ipipe && opipe) {  in do_splice()
1043 		if (ipipe == opipe)  in do_splice()
1049 		return splice_pipe_to_pipe(ipipe, opipe, len, flags);  in do_splice()
1085 	if (opipe) {  in do_splice()
1099 		ret = splice_file_to_pipe(in, opipe, &offset, len, flags);  in do_splice()
1116 	struct pipe_inode_info *opipe;  in __do_splice()  local
1121 	opipe = get_pipe_info(out, true);  in __do_splice()
1125 	if (opipe && off_out)  in __do_splice()
1434 			       struct pipe_inode_info *opipe,  in splice_pipe_to_pipe()  argument
1450 	ret = opipe_prep(opipe, flags);  in splice_pipe_to_pipe()
1459 	pipe_double_lock(ipipe, opipe);  in splice_pipe_to_pipe()
1463 	o_head = opipe->head;  in splice_pipe_to_pipe()
1464 	o_mask = opipe->ring_size - 1;  in splice_pipe_to_pipe()
1469 		if (!opipe->readers) {  in splice_pipe_to_pipe()
1477 		o_tail = opipe->tail;  in splice_pipe_to_pipe()
1487 		    pipe_full(o_head, o_tail, opipe->max_usage)) {  in splice_pipe_to_pipe()
1503 			pipe_unlock(opipe);  in splice_pipe_to_pipe()
1508 		obuf = &opipe->bufs[o_head & o_mask];  in splice_pipe_to_pipe()
1521 			opipe->head = o_head;  in splice_pipe_to_pipe()
1546 			opipe->head = o_head;  in splice_pipe_to_pipe()
1553 	pipe_unlock(opipe);  in splice_pipe_to_pipe()
1559 		wakeup_pipe_readers(opipe);  in splice_pipe_to_pipe()
1571 		     struct pipe_inode_info *opipe,  in link_pipe()  argument
1585 	pipe_double_lock(ipipe, opipe);  in link_pipe()
1589 	o_head = opipe->head;  in link_pipe()
1590 	o_mask = opipe->ring_size - 1;  in link_pipe()
1593 		if (!opipe->readers) {  in link_pipe()
1601 		o_tail = opipe->tail;  in link_pipe()
1608 		    pipe_full(o_head, o_tail, opipe->max_usage))  in link_pipe()
1612 		obuf = &opipe->bufs[o_head & o_mask];  in link_pipe()
1639 		opipe->head = o_head;  in link_pipe()
1644 	pipe_unlock(opipe);  in link_pipe()
1650 		wakeup_pipe_readers(opipe);  in link_pipe()
1664 	struct pipe_inode_info *opipe = get_pipe_info(out, true);  in do_tee()  local
1675 	if (ipipe && opipe && ipipe != opipe) {  in do_tee()
1685 			ret = opipe_prep(opipe, flags);  in do_tee()
1687 				ret = link_pipe(ipipe, opipe, len, flags);  in do_tee()