X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=lib%2Flibrte_metrics%2Frte_metrics.c;h=df5e32c59f78ccefde51c8e692c90b3c15217917;hb=ee1e81266e87a38f711bb47bcc3c4b390647c9e5;hp=b5638f553d7dc6dda92d74c2e24805cb802175c5;hpb=50d2459fdde1916c2ebce1a3751ab2fa59c0766f;p=dpdk.git

diff --git a/lib/librte_metrics/rte_metrics.c b/lib/librte_metrics/rte_metrics.c
index b5638f553d..df5e32c59f 100644
--- a/lib/librte_metrics/rte_metrics.c
+++ b/lib/librte_metrics/rte_metrics.c
@@ -76,6 +76,26 @@ rte_metrics_init(int socket_id)
 	rte_spinlock_init(&stats->lock);
 }
 
+int
+rte_metrics_deinit(void)
+{
+	struct rte_metrics_data_s *stats;
+	const struct rte_memzone *memzone;
+
+	if (rte_eal_process_type() != RTE_PROC_PRIMARY)
+		return -EINVAL;
+
+	memzone = rte_memzone_lookup(RTE_METRICS_MEMZONE_NAME);
+	if (memzone == NULL)
+		return -EIO;
+
+	stats = memzone->addr;
+	memset(stats, 0, sizeof(struct rte_metrics_data_s));
+
+	return rte_memzone_free(memzone);
+
+}
+
 int
 rte_metrics_reg_name(const char *name)
 {
@@ -96,6 +116,9 @@ rte_metrics_reg_names(const char * const *names, uint16_t cnt_names)
 	/* Some sanity checks */
 	if (cnt_names < 1 || names == NULL)
 		return -EINVAL;
+	for (idx_name = 0; idx_name < cnt_names; idx_name++)
+		if (names[idx_name] == NULL)
+			return -EINVAL;
 
 	memzone = rte_memzone_lookup(RTE_METRICS_MEMZONE_NAME);
 	if (memzone == NULL)
@@ -205,9 +228,8 @@ rte_metrics_get_names(struct rte_metric_name *names,
 	int return_value;
 
 	memzone = rte_memzone_lookup(RTE_METRICS_MEMZONE_NAME);
-	/* If not allocated, fail silently */
 	if (memzone == NULL)
-		return 0;
+		return -EIO;
 
 	stats = memzone->addr;
 	rte_spinlock_lock(&stats->lock);
@@ -243,9 +265,9 @@ rte_metrics_get_values(int port_id,
 		return -EINVAL;
 
 	memzone = rte_memzone_lookup(RTE_METRICS_MEMZONE_NAME);
-	/* If not allocated, fail silently */
 	if (memzone == NULL)
-		return 0;
+		return -EIO;
+
 	stats = memzone->addr;
 	rte_spinlock_lock(&stats->lock);