code clean

source/module/monitor_timer.c

@@ -164,7 +164,10 @@ void cancel_all_hrTimer(void) {
   printk(KERN_INFO "HrTimer cancel,module keep %d hrtimer for now\n", kernel_wtimer_num);
 }
 
-
+/**
+ * @brief cancel all work
+ * 
+ */
 void cancel_all_work(void) {
   int i = 0;
   kernel_watch_timer *timer = NULL;
@@ -174,6 +177,10 @@ void cancel_all_work(void) {
   }
 }
 
+/**
+ * @brief destory all work
+ * 
+ */
 void cancel_destory_all_work(void) {
   int i = 0;
   kernel_watch_timer *timer = NULL;