* Return 0 on success, negative error value on error.
* Threads calling this API need to be registered RCU read-side threads.
* cds_lfht_destroy should *not* be called from a RCU read-side critical
* Return 0 on success, negative error value on error.
* Threads calling this API need to be registered RCU read-side threads.
* cds_lfht_destroy should *not* be called from a RCU read-side critical