#include <linux/perf_event.h>
#include <asm/unistd.h>
#include "dynamic-string.h"
-#include "openvswitch/vlog.h"
#include "perf-counter.h"
#include "shash.h"
#include "util.h"
-VLOG_DEFINE_THIS_MODULE(perf_counter);
-
-static struct shash perf_counters;
+static struct shash perf_counters = SHASH_INITIALIZER(&perf_counters);
static int fd__ = 0;
uint64_t