调整代码，以支持cpu usage

1 files changed, 1 insertions, 1 deletions

diff --git a/src/irq.c b/src/irq.c
index e89b8504dc..6ddcb3dd4a 100644
--- a/src/irq.c
+++ b/src/irq.c
@@ -89,8 +89,8 @@ void rt_interrupt_leave(void)
                                 rt_interrupt_nest));
 
     level = rt_hw_interrupt_disable();
-    rt_interrupt_nest --;
     RT_OBJECT_HOOK_CALL(rt_interrupt_leave_hook,());
+    rt_interrupt_nest --;
     rt_hw_interrupt_enable(level);
 }
 RTM_EXPORT(rt_interrupt_leave);