[kernel] 补充endif后缀注释(2)

1 files changed, 2 insertions, 4 deletions

diff --git a/src/irq.c b/src/irq.c
index 65fc2ea5e0..e89b8504dc 100644
--- a/src/irq.c
+++ b/src/irq.c
@@ -39,9 +39,7 @@ void rt_interrupt_leave_sethook(void (*hook)(void))
 {
     rt_interrupt_leave_hook = hook;
 }
-#endif
-
-/* #define IRQ_DEBUG */
+#endif /* RT_USING_HOOK */
 
 /**
  * @addtogroup Kernel
@@ -53,7 +51,7 @@ void rt_interrupt_leave_sethook(void (*hook)(void))
 #define rt_interrupt_nest rt_cpu_self()->irq_nest
 #else
 volatile rt_uint8_t rt_interrupt_nest = 0;
-#endif
+#endif /* RT_USING_SMP */
 
 /**
  * This function will be invoked by BSP, when enter interrupt service routine