rte_rwlock_t qlock; /**< used for tailq operation for thread safe. */
rte_rwlock_t mplock; /**< only used by mempool LIB for thread-safe. */
+ rte_rwlock_t memory_hotplug_lock;
+ /**< indicates whether memory hotplug request is in progress. */
+
/* memory segments and zones */
struct rte_fbarray memzones; /**< Memzone descriptors. */