diff --git a/include/linux/timekeeping.h b/include/linux/timekeeping.h
index 64c81f3..903ecc1 100644
--- a/include/linux/timekeeping.h
+++ b/include/linux/timekeeping.h
@@ -145,6 +145,21 @@
 	return ktime_mono_to_any(mono, TK_OFFS_REAL);
 }
 
+static inline u64 ktime_get_ns(void)
+{
+	return ktime_to_ns(ktime_get());
+}
+
+static inline u64 ktime_get_real_ns(void)
+{
+	return ktime_to_ns(ktime_get_real());
+}
+
+static inline u64 ktime_get_boot_ns(void)
+{
+	return ktime_to_ns(ktime_get_boottime());
+}
+
 /*
  * RTC specific
  */