[dpdk-dev] [PATCH 1/5] ixgbe: make txq_ops const

[Stephen Hemminger]

All virtual function tables should be const so they are put
in text segment rather than data.

Signed-off-by: Stephen Hemminger <stephen at networkplumber.org>
---
 lib/librte_pmd_ixgbe/ixgbe_rxtx.c     | 2 +-
 lib/librte_pmd_ixgbe/ixgbe_rxtx.h     | 2 +-
 lib/librte_pmd_ixgbe/ixgbe_rxtx_vec.c | 2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/lib/librte_pmd_ixgbe/ixgbe_rxtx.c 
b/lib/librte_pmd_ixgbe/ixgbe_rxtx.c
index 9ecf3e5..e6aec8f 100644
--- a/lib/librte_pmd_ixgbe/ixgbe_rxtx.c
+++ b/lib/librte_pmd_ixgbe/ixgbe_rxtx.c
@@ -1754,7 +1754,7 @@ ixgbe_reset_tx_queue(struct igb_tx_queue *txq)
                IXGBE_CTX_NUM * sizeof(struct ixgbe_advctx_info));
 }

-static struct ixgbe_txq_ops def_txq_ops = {
+static const struct ixgbe_txq_ops def_txq_ops = {
        .release_mbufs = ixgbe_tx_queue_release_mbufs,
        .free_swring = ixgbe_tx_free_swring,
        .reset = ixgbe_reset_tx_queue,
diff --git a/lib/librte_pmd_ixgbe/ixgbe_rxtx.h 
b/lib/librte_pmd_ixgbe/ixgbe_rxtx.h
index 329007c..a85839e 100644
--- a/lib/librte_pmd_ixgbe/ixgbe_rxtx.h
+++ b/lib/librte_pmd_ixgbe/ixgbe_rxtx.h
@@ -211,7 +211,7 @@ struct igb_tx_queue {
        uint32_t            ctx_curr;      /**< Hardware context states. */
        /** Hardware context0 history. */
        struct ixgbe_advctx_info ctx_cache[IXGBE_CTX_NUM];
-       struct ixgbe_txq_ops *ops;          /**< txq ops */
+       const struct ixgbe_txq_ops *ops;       /**< txq ops */
        uint8_t             tx_deferred_start; /**< not in global dev start. */
 };

diff --git a/lib/librte_pmd_ixgbe/ixgbe_rxtx_vec.c 
b/lib/librte_pmd_ixgbe/ixgbe_rxtx_vec.c
index 1f46f0f..11e9f12 100644
--- a/lib/librte_pmd_ixgbe/ixgbe_rxtx_vec.c
+++ b/lib/librte_pmd_ixgbe/ixgbe_rxtx_vec.c
@@ -723,7 +723,7 @@ ixgbe_reset_tx_queue(struct igb_tx_queue *txq)
                IXGBE_CTX_NUM * sizeof(struct ixgbe_advctx_info));
 }

-static struct ixgbe_txq_ops vec_txq_ops = {
+static const struct ixgbe_txq_ops vec_txq_ops = {
        .release_mbufs = ixgbe_tx_queue_release_mbufs,
        .free_swring = ixgbe_tx_free_swring,
        .reset = ixgbe_reset_tx_queue,
-- 
2.1.4