fix init work bug

kernel_wtimer_num to volatile

1 files changed, 6 insertions, 2 deletions

diff --git a/source/module/monitor_timer.c b/source/module/monitor_timer.c
index 2eb768f..d669b76 100644
--- a/source/module/monitor_timer.c
+++ b/source/module/monitor_timer.c
@@ -3,7 +3,7 @@
 // Global variable
 kernel_watch_timer kernel_wtimer_list[MAX_TIMER_NUM] = {
     0};                    // all kernel_watch_timer
-int kernel_wtimer_num = 0; // current kernel_watch_timer number
+volatile int kernel_wtimer_num = 0; // current kernel_watch_timer number
 
 EXPORT_SYMBOL(kernel_wtimer_list); // export kernel_watch_timer_list
 EXPORT_SYMBOL(kernel_wtimer_num);  // export kernel_watch_timer_num
@@ -18,15 +18,19 @@ unsigned char del_all_kwarg_by_pid(pid_t pid) {
   kernel_watch_timer *timer = NULL;
 
   printk(KERN_INFO "del kwarg...");
-
+  // printk(KERN_INFO "del kwarg kernel_wtimer_num:%d", kernel_wtimer_num);
   for (i = 0; i < kernel_wtimer_num; i++) {
+    // printk(KERN_INFO "del watch i:%d", i);
     timer = &(kernel_wtimer_list[i]);
     timer_del_watch_by_pid(timer, pid);
   }
+  // printk(KERN_INFO "del kwarg kernel_wtimer_num:%d", kernel_wtimer_num);
   for (i = 0; i < kernel_wtimer_num; i++) {
+    // printk(KERN_INFO "del timer i:%d", i);
     timer = &(kernel_wtimer_list[i]);
     if (TIMER_NO_KWARG(timer)) // no available kwarg
     {
+      // printk(KERN_INFO "del timer empty %d", i);
       // cancel and destroy timer.work
       // make sure empty timer has no work active
       cancel_work_sync(&timer->wk);