extern ssize_t splice_direct_to_actor(struct file *, struct splice_desc *,
splice_direct_actor *);
-extern long do_splice_from(struct pipe_inode_info *pipe, struct file *out,
- loff_t *ppos, size_t len, unsigned int flags);
-extern long do_splice_to(struct file *in, loff_t *ppos,
- struct pipe_inode_info *pipe, size_t len,
- unsigned int flags);
-
/*
* for dynamic pipe sizing
*/