Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
 extern const struct inode_operations jfs_file_inode_operations;
 extern const struct file_operations jfs_file_operations;
 extern const struct inode_operations jfs_symlink_inode_operations;
-extern struct dentry_operations jfs_ci_dentry_operations;
+extern const struct dentry_operations jfs_ci_dentry_operations;
 #endif                         /* _H_JFS_INODE */
 
 /*
  * forward references
  */
-struct dentry_operations jfs_ci_dentry_operations;
+const struct dentry_operations jfs_ci_dentry_operations;
 
 static s64 commitZeroLink(tid_t, struct inode *);
 
        return result;
 }
 
-struct dentry_operations jfs_ci_dentry_operations =
+const struct dentry_operations jfs_ci_dentry_operations =
 {
        .d_hash = jfs_ci_hash,
        .d_compare = jfs_ci_compare,