[dpdk-dev] [PATCH v2 03/10] table: added array table stats
Michal Jastrzebski
michalx.k.jastrzebski at intel.com
Thu Apr 30 14:14:31 CEST 2015
From: Maciej Gajdzica <maciejx.t.gajdzica at intel.com>
Added statistics for array table.
Signed-off-by: Maciej Gajdzica <maciejx.t.gajdzica at intel.com>
---
config/common_bsdapp | 1 +
config/common_linuxapp | 1 +
lib/librte_table/rte_table_array.c | 34 +++++++++++++++++++++++++++++++++-
3 files changed, 35 insertions(+), 1 deletion(-)
diff --git a/config/common_bsdapp b/config/common_bsdapp
index 096e09c..e31fba7 100644
--- a/config/common_bsdapp
+++ b/config/common_bsdapp
@@ -401,6 +401,7 @@ CONFIG_RTE_PORT_SINK_STATS_COLLECT=n
#
CONFIG_RTE_LIBRTE_TABLE=y
CONFIG_RTE_TABLE_ACL_STATS_COLLECT=n
+CONFIG_RTE_TABLE_ARRAY_STATS_COLLECT=n
#
# Compile librte_pipeline
diff --git a/config/common_linuxapp b/config/common_linuxapp
index d930808..6a6e33e 100644
--- a/config/common_linuxapp
+++ b/config/common_linuxapp
@@ -408,6 +408,7 @@ CONFIG_RTE_PORT_SINK_STATS_COLLECT=n
#
CONFIG_RTE_LIBRTE_TABLE=y
CONFIG_RTE_TABLE_ACL_STATS_COLLECT=n
+CONFIG_RTE_TABLE_ARRAY_STATS_COLLECT=n
#
# Compile librte_pipeline
diff --git a/lib/librte_table/rte_table_array.c b/lib/librte_table/rte_table_array.c
index c031070..3f25fa6 100644
--- a/lib/librte_table/rte_table_array.c
+++ b/lib/librte_table/rte_table_array.c
@@ -42,7 +42,23 @@
#include "rte_table_array.h"
+#ifdef RTE_TABLE_ARRAY_STATS_COLLECT
+
+#define RTE_TABLE_ARRAY_STATS_PKTS_IN_ADD(table, val) \
+ table->stats.n_pkts_in += val
+#define RTE_TABLE_ARRAY_STATS_PKTS_LOOKUP_MISS(table, val) \
+ table->stats.n_pkts_lookup_miss += val
+
+#else
+
+#define RTE_TABLE_ARRAY_STATS_PKTS_IN_ADD(table, val)
+#define RTE_TABLE_ARRAY_STATS_PKTS_LOOKUP_MISS(table, val)
+
+#endif
+
struct rte_table_array {
+ struct rte_table_stats stats;
+
/* Input parameters */
uint32_t entry_size;
uint32_t n_entries;
@@ -164,7 +180,8 @@ rte_table_array_lookup(
void **entries)
{
struct rte_table_array *t = (struct rte_table_array *) table;
-
+ __rte_unused uint32_t n_pkts_in = __builtin_popcountll(pkts_mask);
+ RTE_TABLE_ARRAY_STATS_PKTS_IN_ADD(t, n_pkts_in);
*lookup_hit_mask = pkts_mask;
if ((pkts_mask & (pkts_mask + 1)) == 0) {
@@ -196,10 +213,25 @@ rte_table_array_lookup(
return 0;
}
+static int
+rte_table_array_stats_read(void *table, struct rte_table_stats *stats, int clear)
+{
+ struct rte_table_array *array = (struct rte_table_array *) table;
+
+ if (stats != NULL)
+ memcpy(stats, &array->stats, sizeof(array->stats));
+
+ if (clear)
+ memset(&array->stats, 0, sizeof(array->stats));
+
+ return 0;
+}
+
struct rte_table_ops rte_table_array_ops = {
.f_create = rte_table_array_create,
.f_free = rte_table_array_free,
.f_add = rte_table_array_entry_add,
.f_delete = NULL,
.f_lookup = rte_table_array_lookup,
+ .f_stats = rte_table_array_stats_read,
};
--
1.7.9.5
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