298 ssize_t generic_file_splice_read(struct file *in, loff_t *ppos,  in generic_file_splice_read()
351 	struct file *file = sd->u.file;  in pipe_to_sendpage()  local
355 	if (!likely(file->f_op->sendpage))  in pipe_to_sendpage()
364 	return file->f_op->sendpage(file, buf->page, buf->offset,  in pipe_to_sendpage()
584 ssize_t splice_from_pipe(struct pipe_inode_info *pipe, struct file *out,  in splice_from_pipe()
593 		.u.file = out,  in splice_from_pipe()
618 iter_file_splice_write(struct pipe_inode_info *pipe, struct file *out,  in iter_file_splice_write()
625 		.u.file = out,  in iter_file_splice_write()
740 ssize_t generic_splice_sendpage(struct pipe_inode_info *pipe, struct file *out,  in generic_splice_sendpage()
748 static int warn_unsupported(struct file *file, const char *op)  in warn_unsupported()  argument
752 		op, file, current->pid, current->comm);  in warn_unsupported()
759 static long do_splice_from(struct pipe_inode_info *pipe, struct file *out,  in do_splice_from()
770 static long do_splice_to(struct file *in, loff_t *ppos,  in do_splice_to()
804 ssize_t splice_direct_to_actor(struct file *in, struct splice_desc *sd,  in splice_direct_to_actor()
931 	struct file *file = sd->u.file;  in direct_splice_actor()  local
933 	return do_splice_from(pipe, file, sd->opos, sd->total_len,  in direct_splice_actor()
953 long do_splice_direct(struct file *in, loff_t *ppos, struct file *out,  in do_splice_direct()
961 		.u.file		= out,  in do_splice_direct()
1008 long do_splice(struct file *in, loff_t *off_in, struct file *out,  in do_splice()
1109 static long __do_splice(struct file *in, loff_t __user *off_in,  in __do_splice()
1110 			struct file *out, loff_t __user *off_out,  in __do_splice()
1206 static long vmsplice_to_user(struct file *file, struct iov_iter *iter,  in vmsplice_to_user()  argument
1209 	struct pipe_inode_info *pipe = get_pipe_info(file, true);  in vmsplice_to_user()
1234 static long vmsplice_to_pipe(struct file *file, struct iov_iter *iter,  in vmsplice_to_pipe()  argument
1244 	pipe = get_pipe_info(file, true);  in vmsplice_to_pipe()
1260 	if (!f.file)  in vmsplice_type()
1262 	if (f.file->f_mode & FMODE_WRITE) {  in vmsplice_type()
1264 	} else if (f.file->f_mode & FMODE_READ) {  in vmsplice_type()
1315 		error = vmsplice_to_pipe(f.file, &iter, flags);  in SYSCALL_DEFINE4()
1317 		error = vmsplice_to_user(f.file, &iter, flags);  in SYSCALL_DEFINE4()
1340 	if (in.file) {  in SYSCALL_DEFINE6()
1342 		if (out.file) {  in SYSCALL_DEFINE6()
1343 			error = __do_splice(in.file, off_in, out.file, off_out,  in SYSCALL_DEFINE6()
1658 long do_tee(struct file *in, struct file *out, size_t len, unsigned int flags)  in do_tee()
1704 	if (in.file) {  in SYSCALL_DEFINE4()
1706 		if (out.file) {  in SYSCALL_DEFINE4()
1707 			error = do_tee(in.file, out.file, len, flags);  in SYSCALL_DEFINE4()