diff mbox

[dpdk-dev,03/10] table: added array table stats

Message ID 1427715737-29252-4-git-send-email-maciejx.t.gajdzica@intel.com (mailing list archive)
State Changes Requested, archived
Headers

Commit Message

Maciej Gajdzica March 30, 2015, 11:42 a.m. UTC 
  ---
 config/common_bsdapp               |    1 +
 config/common_linuxapp             |    1 +
 lib/librte_table/rte_table_array.c |   34 +++++++++++++++++++++++++++++++++-
 3 files changed, 35 insertions(+), 1 deletion(-)
diff mbox

Patch

diff --git a/config/common_bsdapp b/config/common_bsdapp
index 20aa745..1aba0d5 100644
--- a/config/common_bsdapp
+++ b/config/common_bsdapp
@@ -400,6 +400,7 @@  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 7d70229..b4ad91b 100644
--- a/config/common_linuxapp
+++ b/config/common_linuxapp
@@ -407,6 +407,7 @@  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,
 };