LXR linux/fs/jfs/symlink.c

   1/*
   2 *   Copyright (C) Christoph Hellwig, 2001-2002
   3 *
   4 *   This program is free software;  you can redistribute it and/or modify
   5 *   it under the terms of the GNU General Public License as published by
   6 *   the Free Software Foundation; either version 2 of the License, or
   7 *   (at your option) any later version.
   8 *
   9 *   This program is distributed in the hope that it will be useful,
  10 *   but WITHOUT ANY WARRANTY;  without even the implied warranty of
  11 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See
  12 *   the GNU General Public License for more details.
  13 *
  14 *   You should have received a copy of the GNU General Public License
  15 *   along with this program;  if not, write to the Free Software
  16 *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
  17 */
  18
  19#include <linux/fs.h>
  20#include <linux/namei.h>
  21#include "jfs_incore.h"
  22#include "jfs_inode.h"
  23#include "jfs_xattr.h"
  24
  25static void *jfs_follow_link(struct dentry *dentry, struct nameidata *nd)
  26{
  27        char *s = JFS_IP(dentry->d_inode)->i_inline;
  28        nd_set_link(nd, s);
  29        return NULL;
  30}
  31
  32const struct inode_operations jfs_fast_symlink_inode_operations = {
  33        .readlink       = generic_readlink,
  34        .follow_link    = jfs_follow_link,
  35        .setattr        = jfs_setattr,
  36        .setxattr       = jfs_setxattr,
  37        .getxattr       = jfs_getxattr,
  38        .listxattr      = jfs_listxattr,
  39        .removexattr    = jfs_removexattr,
  40};
  41
  42const struct inode_operations jfs_symlink_inode_operations = {
  43        .readlink       = generic_readlink,
  44        .follow_link    = page_follow_link_light,
  45        .put_link       = page_put_link,
  46        .setattr        = jfs_setattr,
  47        .setxattr       = jfs_setxattr,
  48        .getxattr       = jfs_getxattr,
  49        .listxattr      = jfs_listxattr,
  50        .removexattr    = jfs_removexattr,
  51};
  52
  53