1/*
2 *  linux/fs/ext4/symlink.c
3 *
4 * Only fast symlinks left here - the rest is done by generic code. AV, 1999
5 *
6 * Copyright (C) 1992, 1993, 1994, 1995
7 * Remy Card (card@masi.ibp.fr)
8 * Laboratoire MASI - Institut Blaise Pascal
9 * Universite Pierre et Marie Curie (Paris VI)
10 *
11 *  from
12 *
13 *  linux/fs/minix/symlink.c
14 *
15 *  Copyright (C) 1991, 1992  Linus Torvalds
16 *
17 *  ext4 symlink handling code
18 */
19
20#include <linux/fs.h>
21#include <linux/jbd2.h>
22#include <linux/ext4_fs.h>
23#include <linux/namei.h>
24#include "xattr.h"
25
26static void * ext4_follow_link(struct dentry *dentry, struct nameidata *nd)
27{
28	struct ext4_inode_info *ei = EXT4_I(dentry->d_inode);
29	nd_set_link(nd, (char*)ei->i_data);
30	return NULL;
31}
32
33const struct inode_operations ext4_symlink_inode_operations = {
34	.readlink	= generic_readlink,
35	.follow_link	= page_follow_link_light,
36	.put_link	= page_put_link,
37#ifdef CONFIG_EXT4DEV_FS_XATTR
38	.setxattr	= generic_setxattr,
39	.getxattr	= generic_getxattr,
40	.listxattr	= ext4_listxattr,
41	.removexattr	= generic_removexattr,
42#endif
43};
44
45const struct inode_operations ext4_fast_symlink_inode_operations = {
46	.readlink	= generic_readlink,
47	.follow_link	= ext4_follow_link,
48#ifdef CONFIG_EXT4DEV_FS_XATTR
49	.setxattr	= generic_setxattr,
50	.getxattr	= generic_getxattr,
51	.listxattr	= ext4_listxattr,
52	.removexattr	= generic_removexattr,
53#endif
54};
55