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Diffstat (limited to 'ANDROID_3.4.5/fs/jffs2/symlink.c')
-rw-r--r--ANDROID_3.4.5/fs/jffs2/symlink.c67
1 files changed, 0 insertions, 67 deletions
diff --git a/ANDROID_3.4.5/fs/jffs2/symlink.c b/ANDROID_3.4.5/fs/jffs2/symlink.c
deleted file mode 100644
index 6e563332..00000000
--- a/ANDROID_3.4.5/fs/jffs2/symlink.c
+++ /dev/null
@@ -1,67 +0,0 @@
-/*
- * JFFS2 -- Journalling Flash File System, Version 2.
- *
- * Copyright © 2001-2007 Red Hat, Inc.
- *
- * Created by David Woodhouse <dwmw2@infradead.org>
- *
- * For licensing information, see the file 'LICENCE' in this directory.
- *
- */
-
-#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
-
-#include <linux/kernel.h>
-#include <linux/fs.h>
-#include <linux/namei.h>
-#include "nodelist.h"
-
-static void *jffs2_follow_link(struct dentry *dentry, struct nameidata *nd);
-
-const struct inode_operations jffs2_symlink_inode_operations =
-{
- .readlink = generic_readlink,
- .follow_link = jffs2_follow_link,
- .get_acl = jffs2_get_acl,
- .setattr = jffs2_setattr,
- .setxattr = jffs2_setxattr,
- .getxattr = jffs2_getxattr,
- .listxattr = jffs2_listxattr,
- .removexattr = jffs2_removexattr
-};
-
-static void *jffs2_follow_link(struct dentry *dentry, struct nameidata *nd)
-{
- struct jffs2_inode_info *f = JFFS2_INODE_INFO(dentry->d_inode);
- char *p = (char *)f->target;
-
- /*
- * We don't acquire the f->sem mutex here since the only data we
- * use is f->target.
- *
- * 1. If we are here the inode has already built and f->target has
- * to point to the target path.
- * 2. Nobody uses f->target (if the inode is symlink's inode). The
- * exception is inode freeing function which frees f->target. But
- * it can't be called while we are here and before VFS has
- * stopped using our f->target string which we provide by means of
- * nd_set_link() call.
- */
-
- if (!p) {
- pr_err("%s(): can't find symlink target\n", __func__);
- p = ERR_PTR(-EIO);
- }
- jffs2_dbg(1, "%s(): target path is '%s'\n",
- __func__, (char *)f->target);
-
- nd_set_link(nd, p);
-
- /*
- * We will unlock the f->sem mutex but VFS will use the f->target string. This is safe
- * since the only way that may cause f->target to be changed is iput() operation.
- * But VFS will not use f->target after iput() has been called.
- */
- return NULL;
-}
-