+ * cds_lfht_destroy should *not* be called from a RCU read-side critical
+ * section.
+ * In userspace RCU 0.7.x, for QSBR RCU flavor, cds_lfht_destroy() has a
+ * side-effect: it puts the caller thread in "online" state. This will
+ * be fixed in userspace RCU 0.8.x.