original development tree for Linux kernel GTP module; now long in mainline.
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/* no-block.c: implementation of routines required for non-BLOCK configuration
* Copyright (C) 2006 Red Hat, Inc. All Rights Reserved.
* Written by David Howells (dhowells@redhat.com)
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version
* 2 of the License, or (at your option) any later version.
#include <linux/kernel.h>
#include <linux/fs.h>
static int no_blkdev_open(struct inode * inode, struct file * filp)
return -ENODEV;
const struct file_operations def_blk_fops = {
.open = no_blkdev_open,
.llseek = noop_llseek,