[dpdk-dev] [PATCH v1 32/48] net/mlx4: use standard macro to get array size

[Adrien Mazarguil]

Signed-off-by: Adrien Mazarguil <adrien.mazarg...@6wind.com>
---
 drivers/net/mlx4/mlx4.c | 11 ++++++-----
 drivers/net/mlx4/mlx4.h |  3 ---
 2 files changed, 6 insertions(+), 8 deletions(-)

diff --git a/drivers/net/mlx4/mlx4.c b/drivers/net/mlx4/mlx4.c
index 0f1169c..f4dc67f 100644
--- a/drivers/net/mlx4/mlx4.c
+++ b/drivers/net/mlx4/mlx4.c
@@ -66,6 +66,7 @@
 #include <rte_kvargs.h>
 #include <rte_interrupts.h>
 #include <rte_branch_prediction.h>
+#include <rte_common.h>
 
 /* Generated configuration header. */
 #include "mlx4_autoconf.h"
@@ -644,7 +645,7 @@ txq_cleanup(struct txq *txq)
                claim_zero(ibv_destroy_qp(txq->qp));
        if (txq->cq != NULL)
                claim_zero(ibv_destroy_cq(txq->cq));
-       for (i = 0; (i != elemof(txq->mp2mr)); ++i) {
+       for (i = 0; (i != RTE_DIM(txq->mp2mr)); ++i) {
                if (txq->mp2mr[i].mp == NULL)
                        break;
                assert(txq->mp2mr[i].mr != NULL);
@@ -854,7 +855,7 @@ txq_mp2mr(struct txq *txq, struct rte_mempool *mp)
        unsigned int i;
        struct ibv_mr *mr;
 
-       for (i = 0; (i != elemof(txq->mp2mr)); ++i) {
+       for (i = 0; (i != RTE_DIM(txq->mp2mr)); ++i) {
                if (unlikely(txq->mp2mr[i].mp == NULL)) {
                        /* Unknown MP, add a new MR for it. */
                        break;
@@ -874,7 +875,7 @@ txq_mp2mr(struct txq *txq, struct rte_mempool *mp)
                      (void *)txq);
                return (uint32_t)-1;
        }
-       if (unlikely(i == elemof(txq->mp2mr))) {
+       if (unlikely(i == RTE_DIM(txq->mp2mr))) {
                /* Table is full, remove oldest entry. */
                DEBUG("%p: MR <-> MP table full, dropping oldest entry.",
                      (void *)txq);
@@ -1444,7 +1445,7 @@ rxq_alloc_elts(struct rxq *rxq, unsigned int elts_n, 
struct rte_mbuf **pool)
 error:
        if (elts != NULL) {
                assert(pool == NULL);
-               for (i = 0; (i != elemof(*elts)); ++i) {
+               for (i = 0; (i != RTE_DIM(*elts)); ++i) {
                        struct rxq_elt *elt = &(*elts)[i];
                        struct rte_mbuf *buf;
 
@@ -1480,7 +1481,7 @@ rxq_free_elts(struct rxq *rxq)
        rxq->elts = NULL;
        if (elts == NULL)
                return;
-       for (i = 0; (i != elemof(*elts)); ++i) {
+       for (i = 0; (i != RTE_DIM(*elts)); ++i) {
                struct rxq_elt *elt = &(*elts)[i];
                struct rte_mbuf *buf;
 
diff --git a/drivers/net/mlx4/mlx4.h b/drivers/net/mlx4/mlx4.h
index 3580e05..7ec6317 100644
--- a/drivers/net/mlx4/mlx4.h
+++ b/drivers/net/mlx4/mlx4.h
@@ -98,9 +98,6 @@ enum {
 
 #define MLX4_DRIVER_NAME "net_mlx4"
 
-/* Number of elements in array. */
-#define elemof(a) (sizeof(a) / sizeof((a)[0]))
-
 /* Debugging */
 #ifndef NDEBUG
 #include <stdio.h>
-- 
2.1.4