ethdev: reserve space in main structs for extension

[dpdk.git] / lib / librte_ethdev / rte_ethdev_core.h

diff --git a/lib/librte_ethdev/rte_ethdev_core.h b/lib/librte_ethdev/rte_ethdev_core.h
index 9588fe7..7bf97e2 100644 (file)
--- a/lib/librte_ethdev/rte_ethdev_core.h
+++ b/lib/librte_ethdev/rte_ethdev_core.h
@@ -802,6 +802,9 @@ struct rte_eth_dev {
        struct rte_eth_rxtx_callback *pre_tx_burst_cbs[RTE_MAX_QUEUES_PER_PORT];
        enum rte_eth_dev_state state; /**< Flag indicating the port state */
        void *security_ctx; /**< Context for security ops */
+
+       uint64_t reserved_64s[4]; /**< Reserved for future fields */
+       void *reserved_ptrs[4];   /**< Reserved for future fields */
 } __rte_cache_aligned;
 
 struct rte_eth_dev_sriov;
@@ -868,6 +871,9 @@ struct rte_eth_dev_data {
                        /**< Switch-specific identifier.
                         *   Valid if RTE_ETH_DEV_REPRESENTOR in dev_flags.
                         */
+
+       uint64_t reserved_64s[4]; /**< Reserved for future fields */
+       void *reserved_ptrs[4];   /**< Reserved for future fields */
 } __rte_cache_aligned;
 
 /**