net/mlx4: avoid constant recreations in function

Function mlx4_conv_rss_types() contains constant arrays variables
which are recreated with every call to the function. By changing the
arrays definitions from "const" to "static const" these recreations
can be saved.

Signed-off-by: Ophir Munk <ophirmu@mellanox.com>

diff --git a/drivers/net/mlx4/mlx4_flow.c b/drivers/net/mlx4/mlx4_flow.c
index 3f754b4..26a92e9 100644 (file)
--- a/drivers/net/mlx4/mlx4_flow.c
+++ b/drivers/net/mlx4/mlx4_flow.c
@@ -94,7 +94,7 @@ uint64_t
 mlx4_conv_rss_types(struct priv *priv, uint64_t types)
 {
        enum { IPV4, IPV6, TCP, UDP, };
-       const uint64_t in[] = {
+       static const uint64_t in[] = {
                [IPV4] = (ETH_RSS_IPV4 |
                          ETH_RSS_FRAG_IPV4 |
                          ETH_RSS_NONFRAG_IPV4_TCP |
@@ -115,7 +115,7 @@ mlx4_conv_rss_types(struct priv *priv, uint64_t types)
                         ETH_RSS_NONFRAG_IPV6_UDP |
                         ETH_RSS_IPV6_UDP_EX),
        };
-       const uint64_t out[RTE_DIM(in)] = {
+       static const uint64_t out[RTE_DIM(in)] = {
                [IPV4] = IBV_RX_HASH_SRC_IPV4 | IBV_RX_HASH_DST_IPV4,
                [IPV6] = IBV_RX_HASH_SRC_IPV6 | IBV_RX_HASH_DST_IPV6,
                [TCP] = IBV_RX_HASH_SRC_PORT_TCP | IBV_RX_HASH_DST_PORT_TCP,