linux-imx

/* mountpoint management

 *

 * Copyright (C) 2002 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/module.h>

#include <linux/init.h>

#include <linux/fs.h>

#include <linux/pagemap.h>

#include <linux/mount.h>

#include <linux/namei.h>

#include <linux/gfp.h>

#include <linux/fs_context.h>

#include "internal.h"

​

​

static struct dentry *afs_mntpt_lookup(struct inode *dir,

                       struct dentry *dentry,

                       unsigned int flags);

static int afs_mntpt_open(struct inode *inode, struct file *file);

static void afs_mntpt_expiry_timed_out(struct work_struct *work);

​

const struct file_operations afs_mntpt_file_operations = {

    .open       = afs_mntpt_open,

    .llseek     = noop_llseek,

};

​

const struct inode_operations afs_mntpt_inode_operations = {

    .lookup     = afs_mntpt_lookup,

    .readlink   = page_readlink,

    .getattr    = afs_getattr,

    .listxattr  = afs_listxattr,

};

​

const struct inode_operations afs_autocell_inode_operations = {

    .getattr    = afs_getattr,

};

​

static LIST_HEAD(afs_vfsmounts);

static DECLARE_DELAYED_WORK(afs_mntpt_expiry_timer, afs_mntpt_expiry_timed_out);

​

static unsigned long afs_mntpt_expiry_timeout = 10 * 60;

​

static const char afs_root_volume[] = "root.cell";

​

/*

 * no valid lookup procedure on this sort of dir

 */

static struct dentry *afs_mntpt_lookup(struct inode *dir,

                       struct dentry *dentry,

                       unsigned int flags)

{

    _enter("%p,%p{%pd2}", dir, dentry, dentry);

    return ERR_PTR(-EREMOTE);

}

​