diff --git a/ChangeLog b/ChangeLog
index 039f1be95e..e53c1214c5 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,11 @@
+Tue Nov 20 09:56:15 2012  KOSAKI Motohiro  <kosaki.motohiro@gmail.com>
+
+	* thread.c (rb_threadptr_execute_interrupts) removed.
+	* thread.c (rb_threadptr_execute_interrupts_common) renamed to
+	  rb_threadptr_execute_interrupts. I.e. unified
+	  rb_threadptr_execute_interrupts and rb_threadptr_execute_interrupts_common.
+	* thread.c (rb_thread_schedule, rb_thread_execute_interrupts) s/_common//.
+
 Tue Nov 20 09:48:34 2012  KOSAKI Motohiro  <kosaki.motohiro@gmail.com>
 
 	* signal.c (rb_get_next_signal): removed pointless signal
diff --git a/thread.c b/thread.c
index bf5cb9be61..1a37b2873a 100644
--- a/thread.c
+++ b/thread.c
@@ -1012,8 +1012,6 @@ rb_thread_sleep(int sec)
     rb_thread_wait_for(rb_time_timeval(INT2FIX(sec)));
 }
 
-static void rb_threadptr_execute_interrupts_common(rb_thread_t *, int blocking);
-
 static void
 rb_thread_schedule_limits(unsigned long limits_us)
 {
@@ -1039,7 +1037,7 @@ rb_thread_schedule(void)
     rb_thread_schedule_limits(0);
 
     if (UNLIKELY(GET_THREAD()->interrupt_flag)) {
-	rb_threadptr_execute_interrupts_common(GET_THREAD(), 0);
+	rb_threadptr_execute_interrupts(GET_THREAD(), 0);
     }
 }
 
@@ -1696,8 +1694,8 @@ rb_threadptr_to_kill(rb_thread_t *th)
     TH_JUMP_TAG(th, TAG_FATAL);
 }
 
-static void
-rb_threadptr_execute_interrupts_common(rb_thread_t *th, int blocking_timing)
+void
+rb_threadptr_execute_interrupts(rb_thread_t *th, int blocking_timing)
 {
     rb_atomic_t interrupt;
 
@@ -1758,18 +1756,12 @@ rb_threadptr_execute_interrupts_common(rb_thread_t *th, int blocking_timing)
     }
 }
 
-void
-rb_threadptr_execute_interrupts(rb_thread_t *th, int blocking_timing)
-{
-    rb_threadptr_execute_interrupts_common(th, blocking_timing);
-}
-
 void
 rb_thread_execute_interrupts(VALUE thval)
 {
     rb_thread_t *th;
     GetThreadPtr(thval, th);
-    rb_threadptr_execute_interrupts_common(th, 1);
+    rb_threadptr_execute_interrupts(th, 1);
 }
 
 static void