#include <rte_memzone.h>
#include <rte_spinlock.h>
-#define RTE_METRICS_MAX_METRICS 256
+int metrics_initialized;
+
#define RTE_METRICS_MEMZONE_NAME "RTE_METRICS"
/**
struct rte_metrics_data_s *stats;
const struct rte_memzone *memzone;
+ if (metrics_initialized)
+ return;
if (rte_eal_process_type() != RTE_PROC_PRIMARY)
return;
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
/* 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)