X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=lib%2Flibrte_metrics%2Frte_metrics.c;h=e2a0fbeda8e27449ac63035a7d7f6b2aa73e258f;hb=c9a189f4ea365c40fd3296581014684f770249f6;hp=99a96b651c5ef8123299cb867480f1b23c6c1b34;hpb=219731302a0aa5b8edb30a6bc1cdea64e7824a98;p=dpdk.git

diff --git a/lib/librte_metrics/rte_metrics.c b/lib/librte_metrics/rte_metrics.c
index 99a96b651c..e2a0fbeda8 100644
--- a/lib/librte_metrics/rte_metrics.c
+++ b/lib/librte_metrics/rte_metrics.c
@@ -13,7 +13,8 @@
 #include <rte_memzone.h>
 #include <rte_spinlock.h>
 
-#define RTE_METRICS_MAX_METRICS 256
+int metrics_initialized;
+
 #define RTE_METRICS_MEMZONE_NAME "RTE_METRICS"
 
 /**
@@ -61,6 +62,8 @@ rte_metrics_init(int socket_id)
 	struct rte_metrics_data_s *stats;
 	const struct rte_memzone *memzone;
 
+	if (metrics_initialized)
+		return;
 	if (rte_eal_process_type() != RTE_PROC_PRIMARY)
 		return;
 
@@ -74,6 +77,30 @@ rte_metrics_init(int socket_id)
 	stats = memzone->addr;
 	memset(stats, 0, sizeof(struct rte_metrics_data_s));
 	rte_spinlock_init(&stats->lock);
+	metrics_initialized = 1;
+}
+
+int
+rte_metrics_deinit(void)
+{
+	struct rte_metrics_data_s *stats;
+	const struct rte_memzone *memzone;
+	int ret;
+
+	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));
+
+	ret = rte_memzone_free(memzone);
+	if (ret == 0)
+		metrics_initialized = 0;
+	return ret;
 }
 
 int