Details : Last kernels save old s_dev before kill super and not allow
to restore from callback - restore it before call kill_anon_super.
+Severity : minor
+Bugzilla : 12948
+Description: buffer overruns could theoretically occur
+Details : llapi_semantic_traverse() modifies the "path" argument by
+ appending values to the end of the origin string, and a
+ overrun may occur. Adding buffer overrun check in liblustreapi.
+
+Severity : normal
+Bugzilla : 13730
+Description: client sometimes tried revalidate root dentry.
+Details : not revalidate dentry if it root dentry.
+
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2007-08-10 Cluster File Systems, Inc. <info@clusterfs.com>