1005 			       struct pipe_inode_info *opipe,
1009 			 struct pipe_inode_info *opipe,  in splice_file_to_pipe()  argument
1015 	pipe_lock(opipe);  in splice_file_to_pipe()
1016 	ret = wait_for_space(opipe, flags);  in splice_file_to_pipe()
1018 		ret = do_splice_to(in, offset, opipe, len, flags);  in splice_file_to_pipe()
1019 	pipe_unlock(opipe);  in splice_file_to_pipe()
1021 		wakeup_pipe_readers(opipe);  in splice_file_to_pipe()
1032 	struct pipe_inode_info *opipe;  in do_splice()  local
1041 	opipe = get_pipe_info(out, true);  in do_splice()
1043 	if (ipipe && opipe) {  in do_splice()
1048 		if (ipipe == opipe)  in do_splice()
1054 		return splice_pipe_to_pipe(ipipe, opipe, len, flags);  in do_splice()
1090 	if (opipe) {  in do_splice()
1104 		ret = splice_file_to_pipe(in, opipe, &offset, len, flags);  in do_splice()
1121 	struct pipe_inode_info *opipe;  in __do_splice()  local
1126 	opipe = get_pipe_info(out, true);  in __do_splice()
1130 	if (opipe && off_out)  in __do_splice()
1438 			       struct pipe_inode_info *opipe,  in splice_pipe_to_pipe()  argument
1454 	ret = opipe_prep(opipe, flags);  in splice_pipe_to_pipe()
1463 	pipe_double_lock(ipipe, opipe);  in splice_pipe_to_pipe()
1467 	o_head = opipe->head;  in splice_pipe_to_pipe()
1468 	o_mask = opipe->ring_size - 1;  in splice_pipe_to_pipe()
1473 		if (!opipe->readers) {  in splice_pipe_to_pipe()
1481 		o_tail = opipe->tail;  in splice_pipe_to_pipe()
1491 		    pipe_full(o_head, o_tail, opipe->max_usage)) {  in splice_pipe_to_pipe()
1507 			pipe_unlock(opipe);  in splice_pipe_to_pipe()
1512 		obuf = &opipe->bufs[o_head & o_mask];  in splice_pipe_to_pipe()
1525 			opipe->head = o_head;  in splice_pipe_to_pipe()
1550 			opipe->head = o_head;  in splice_pipe_to_pipe()
1557 	pipe_unlock(opipe);  in splice_pipe_to_pipe()
1563 		wakeup_pipe_readers(opipe);  in splice_pipe_to_pipe()
1575 		     struct pipe_inode_info *opipe,  in link_pipe()  argument
1589 	pipe_double_lock(ipipe, opipe);  in link_pipe()
1593 	o_head = opipe->head;  in link_pipe()
1594 	o_mask = opipe->ring_size - 1;  in link_pipe()
1597 		if (!opipe->readers) {  in link_pipe()
1605 		o_tail = opipe->tail;  in link_pipe()
1612 		    pipe_full(o_head, o_tail, opipe->max_usage))  in link_pipe()
1616 		obuf = &opipe->bufs[o_head & o_mask];  in link_pipe()
1643 		opipe->head = o_head;  in link_pipe()
1648 	pipe_unlock(opipe);  in link_pipe()
1654 		wakeup_pipe_readers(opipe);  in link_pipe()
1668 	struct pipe_inode_info *opipe = get_pipe_info(out, true);  in do_tee()  local
1679 	if (ipipe && opipe && ipipe != opipe) {  in do_tee()
1689 			ret = opipe_prep(opipe, flags);  in do_tee()
1691 				ret = link_pipe(ipipe, opipe, len, flags);  in do_tee()