1 files changed, 6 insertions, 1 deletions
diff --git a/src/random.h b/src/random.h
index 00e90abbc5..221545a8ef 100644
--- a/src/random.h
+++ b/src/random.h
@@ -178,7 +178,12 @@ void GetOSRand(unsigned char *ent32);
  */
 bool Random_SanityCheck();
 
-/** Initialize the RNG. */
+/**
+ * Initialize global RNG state and log any CPU features that are used.
+ *
+ * Calling this function is optional. RNG state will be initialized when first
+ * needed if it is not called.
+ */
 void RandomInit();
 
 #endif // BITCOIN_RANDOM_H