diff --git a/ChangeLog b/ChangeLog
index 9a6fe6f78a..1d348ab436 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+Mon Jun 16 01:33:08 2008  Koichi Sasada  <ko1@atdot.net>
+
+	* vm_core.h, thread.c: rename global_interpreter_lock to
+	  global_vm_lock.
+
 Sun Jun 15 18:40:35 2008  NARUSE, Yui  <naruse@ruby-lang.org>
 
 	* ext/syck/rubyext.c (yaml_org_handler): associate encoding.
diff --git a/thread.c b/thread.c
index 3e501f6816..262320f7ae 100644
--- a/thread.c
+++ b/thread.c
@@ -89,10 +89,10 @@ static void reset_unblock_function(rb_thread_t *th, const struct rb_unblock_call
 #define GVL_UNLOCK_BEGIN() do { \
   rb_thread_t *_th_stored = GET_THREAD(); \
   rb_gc_save_machine_context(_th_stored); \
-  native_mutex_unlock(&_th_stored->vm->global_interpreter_lock)
+  native_mutex_unlock(&_th_stored->vm->global_vm_lock)
 
 #define GVL_UNLOCK_END() \
-  native_mutex_lock(&_th_stored->vm->global_interpreter_lock); \
+  native_mutex_lock(&_th_stored->vm->global_vm_lock); \
   rb_thread_set_current(_th_stored); \
 } while(0)
 
@@ -331,7 +331,7 @@ thread_start_func_2(rb_thread_t *th, VALUE *stack_start, VALUE *register_stack_s
 #endif
     thread_debug("thread start: %p\n", th);
 
-    native_mutex_lock(&th->vm->global_interpreter_lock);
+    native_mutex_lock(&th->vm->global_vm_lock);
     {
 	thread_debug("thread start (get lock): %p\n", th);
 	rb_thread_set_current(th);
@@ -404,7 +404,7 @@ thread_start_func_2(rb_thread_t *th, VALUE *stack_start, VALUE *register_stack_s
 	}
     }
     thread_cleanup_func(th);
-    native_mutex_unlock(&th->vm->global_interpreter_lock);
+    native_mutex_unlock(&th->vm->global_vm_lock);
 
     return 0;
 }
@@ -785,11 +785,11 @@ rb_thread_schedule(void)
 	thread_debug("rb_thread_schedule/switch start\n");
 
 	rb_gc_save_machine_context(th);
-	native_mutex_unlock(&th->vm->global_interpreter_lock);
+	native_mutex_unlock(&th->vm->global_vm_lock);
 	{
 	    native_thread_yield();
 	}
-	native_mutex_lock(&th->vm->global_interpreter_lock);
+	native_mutex_lock(&th->vm->global_vm_lock);
 
 	rb_thread_set_current(th);
 	thread_debug("rb_thread_schedule/switch done\n");
@@ -3385,7 +3385,7 @@ Init_Thread(void)
 	/* main thread setting */
 	{
 	    /* acquire global interpreter lock */
-	    rb_thread_lock_t *lp = &GET_THREAD()->vm->global_interpreter_lock;
+	    rb_thread_lock_t *lp = &GET_THREAD()->vm->global_vm_lock;
 	    native_mutex_initialize(lp);
 	    native_mutex_lock(lp);
 	    native_mutex_initialize(&GET_THREAD()->interrupt_lock);
diff --git a/version.h b/version.h
index 43eea68393..9ac9cf0226 100644
--- a/version.h
+++ b/version.h
@@ -1,7 +1,7 @@
 #define RUBY_VERSION "1.9.0"
-#define RUBY_RELEASE_DATE "2008-06-15"
+#define RUBY_RELEASE_DATE "2008-06-16"
 #define RUBY_VERSION_CODE 190
-#define RUBY_RELEASE_CODE 20080615
+#define RUBY_RELEASE_CODE 20080616
 #define RUBY_PATCHLEVEL 0
 
 #define RUBY_VERSION_MAJOR 1
@@ -9,7 +9,7 @@
 #define RUBY_VERSION_TEENY 0
 #define RUBY_RELEASE_YEAR 2008
 #define RUBY_RELEASE_MONTH 6
-#define RUBY_RELEASE_DAY 15
+#define RUBY_RELEASE_DAY 16
 
 #ifdef RUBY_EXTERN
 RUBY_EXTERN const char ruby_version[];
diff --git a/vm_core.h b/vm_core.h
index 18d1771035..8d5b74c0fb 100644
--- a/vm_core.h
+++ b/vm_core.h
@@ -297,7 +297,7 @@ struct rb_vm_struct
 {
     VALUE self;
 
-    rb_thread_lock_t global_interpreter_lock;
+    rb_thread_lock_t global_vm_lock;
 
     struct rb_thread_struct *main_thread;
     struct rb_thread_struct *running_thread;