2006-10-11 02:20:50 -06:00
|
|
|
/*
|
2006-10-11 02:20:53 -06:00
|
|
|
* linux/fs/ext4/symlink.c
|
2006-10-11 02:20:50 -06:00
|
|
|
*
|
|
|
|
* Only fast symlinks left here - the rest is done by generic code. AV, 1999
|
|
|
|
*
|
|
|
|
* Copyright (C) 1992, 1993, 1994, 1995
|
|
|
|
* Remy Card (card@masi.ibp.fr)
|
|
|
|
* Laboratoire MASI - Institut Blaise Pascal
|
|
|
|
* Universite Pierre et Marie Curie (Paris VI)
|
|
|
|
*
|
|
|
|
* from
|
|
|
|
*
|
|
|
|
* linux/fs/minix/symlink.c
|
|
|
|
*
|
|
|
|
* Copyright (C) 1991, 1992 Linus Torvalds
|
|
|
|
*
|
2006-10-11 02:20:53 -06:00
|
|
|
* ext4 symlink handling code
|
2006-10-11 02:20:50 -06:00
|
|
|
*/
|
|
|
|
|
|
|
|
#include <linux/fs.h>
|
|
|
|
#include <linux/jbd.h>
|
2006-10-11 02:20:53 -06:00
|
|
|
#include <linux/ext4_fs.h>
|
2006-10-11 02:20:50 -06:00
|
|
|
#include <linux/namei.h>
|
|
|
|
#include "xattr.h"
|
|
|
|
|
2006-10-11 02:20:53 -06:00
|
|
|
static void * ext4_follow_link(struct dentry *dentry, struct nameidata *nd)
|
2006-10-11 02:20:50 -06:00
|
|
|
{
|
2006-10-11 02:20:53 -06:00
|
|
|
struct ext4_inode_info *ei = EXT4_I(dentry->d_inode);
|
2006-10-11 02:20:50 -06:00
|
|
|
nd_set_link(nd, (char*)ei->i_data);
|
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
|
2006-10-11 02:20:53 -06:00
|
|
|
struct inode_operations ext4_symlink_inode_operations = {
|
2006-10-11 02:20:50 -06:00
|
|
|
.readlink = generic_readlink,
|
|
|
|
.follow_link = page_follow_link_light,
|
|
|
|
.put_link = page_put_link,
|
2006-10-11 02:20:53 -06:00
|
|
|
#ifdef CONFIG_EXT4DEV_FS_XATTR
|
2006-10-11 02:20:50 -06:00
|
|
|
.setxattr = generic_setxattr,
|
|
|
|
.getxattr = generic_getxattr,
|
2006-10-11 02:20:53 -06:00
|
|
|
.listxattr = ext4_listxattr,
|
2006-10-11 02:20:50 -06:00
|
|
|
.removexattr = generic_removexattr,
|
|
|
|
#endif
|
|
|
|
};
|
|
|
|
|
2006-10-11 02:20:53 -06:00
|
|
|
struct inode_operations ext4_fast_symlink_inode_operations = {
|
2006-10-11 02:20:50 -06:00
|
|
|
.readlink = generic_readlink,
|
2006-10-11 02:20:53 -06:00
|
|
|
.follow_link = ext4_follow_link,
|
|
|
|
#ifdef CONFIG_EXT4DEV_FS_XATTR
|
2006-10-11 02:20:50 -06:00
|
|
|
.setxattr = generic_setxattr,
|
|
|
|
.getxattr = generic_getxattr,
|
2006-10-11 02:20:53 -06:00
|
|
|
.listxattr = ext4_listxattr,
|
2006-10-11 02:20:50 -06:00
|
|
|
.removexattr = generic_removexattr,
|
|
|
|
#endif
|
|
|
|
};
|