diff --git a/include/util/time.h b/include/util/time.h
index dd164bf2f..fd2bf9626 100644
--- a/include/util/time.h
+++ b/include/util/time.h
@@ -6,6 +6,11 @@
 
 static const long NSEC_PER_SEC = 1000000000;
 
+/**
+ * Get the current time, in nanoseconds.
+ */
+int64_t get_current_time_nsec(void);
+
 /**
  * Get the current time, in milliseconds.
  */
diff --git a/util/time.c b/util/time.c
index 1a8f32969..7db0893b4 100644
--- a/util/time.c
+++ b/util/time.c
@@ -22,6 +22,12 @@ int64_t get_current_time_msec(void) {
 	return timespec_to_msec(&now);
 }
 
+int64_t get_current_time_nsec(void) {
+	struct timespec now;
+	clock_gettime(CLOCK_MONOTONIC, &now);
+	return timespec_to_nsec(&now);
+}
+
 void timespec_sub(struct timespec *r, const struct timespec *a,
 		const struct timespec *b) {
 	r->tv_sec = a->tv_sec - b->tv_sec;