1379 				struct file *file_out, loff_t pos_out,  in generic_copy_file_range()  argument
1382 	return do_splice_direct(file_in, &pos_in, file_out, &pos_out,  in generic_copy_file_range()
1388 				  struct file *file_out, loff_t pos_out,  in do_copy_file_range()  argument
1402 						       file_out, pos_out,  in do_copy_file_range()
1405 	return generic_copy_file_range(file_in, pos_in, file_out, pos_out, len,  in do_copy_file_range()
1417 				    struct file *file_out, loff_t pos_out,  in generic_copy_file_checks()  argument
1438 	if (pos_in + count < pos_in || pos_out + count < pos_out)  in generic_copy_file_checks()
1448 	ret = generic_write_check_limits(file_out, pos_out, &count);  in generic_copy_file_checks()
1454 	    pos_out + count > pos_in &&  in generic_copy_file_checks()
1455 	    pos_out < pos_in + count)  in generic_copy_file_checks()
1468 			    struct file *file_out, loff_t pos_out,  in vfs_copy_file_range()  argument
1476 	ret = generic_copy_file_checks(file_in, pos_in, file_out, pos_out, &len,  in vfs_copy_file_range()
1485 	ret = rw_verify_area(WRITE, file_out, &pos_out, len);  in vfs_copy_file_range()
1503 				file_out, pos_out,  in vfs_copy_file_range()
1512 	ret = do_copy_file_range(file_in, pos_in, file_out, pos_out, len,  in vfs_copy_file_range()
1537 	loff_t pos_out;  in SYSCALL_DEFINE6()  local
1559 		if (copy_from_user(&pos_out, off_out, sizeof(loff_t)))  in SYSCALL_DEFINE6()
1562 		pos_out = f_out.file->f_pos;  in SYSCALL_DEFINE6()
1565 	ret = vfs_copy_file_range(f_in.file, pos_in, f_out.file, pos_out, len,  in SYSCALL_DEFINE6()
1569 		pos_out += ret;  in SYSCALL_DEFINE6()
1579 			if (copy_to_user(off_out, &pos_out, sizeof(loff_t)))  in SYSCALL_DEFINE6()
1582 			f_out.file->f_pos = pos_out;  in SYSCALL_DEFINE6()