[PATCH] Documentation updates

[fio.git] / fio.c

diff --git a/fio.c b/fio.c
index b452c5f03b3934b8b0e40198df525980578735bc..65d94980cd2feca2c2050f390961c6a731a72dc1 100644 (file)
--- a/fio.c
+++ b/fio.c
@@ -49,7 +49,10 @@ static void print_thread_status(void);
 extern unsigned long long mlock_size;
 
 /*
- * thread life cycle
+ * Thread life cycle. Once a thread has a runstate beyond TD_INITIALIZED, it
+ * will never back again. It may cycle between running/verififying/fsyncing.
+ * Once the thread reaches TD_EXITED, it is just waiting for the core to
+ * reap it.
  */
 enum {
        TD_NOT_CREATED = 0,