3 files changed, 8 insertions, 1 deletions
diff --git a/ChangeLog b/ChangeLog
index 02a3603e6..66389f05c 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+Sat Aug 22 00:03:19 2009  Yusuke Endoh  <mame@tsg.ne.jp>
+
+	* thread.c (rb_check_deadlock): decrease number of sleepers before
+	  deadlock detection because the deadlock exception makes main thread
+	  run.  [ruby-dev:39142]
+
 Fri Aug 21 15:01:35 2009  NARUSE, Yui  <naruse@ruby-lang.org>
 
 	* ext/readline/readline.c (readline_readline): use rb_prep_terminal
diff --git a/thread.c b/thread.c
index c51499488..78571590c 100644
--- a/thread.c
+++ b/thread.c
@@ -3955,6 +3955,7 @@ rb_check_deadlock(rb_vm_t *vm)
 	printf("%d %d %p %p\n", vm->living_threads->num_entries, vm->sleeper, GET_THREAD(), vm->main_thread);
 	st_foreach(vm->living_threads, debug_i, (st_data_t)0);
 #endif
+	vm->sleeper--;
 	rb_thread_raise(2, argv, vm->main_thread);
     }
 }
diff --git a/version.h b/version.h
index c91787c78..4799d12a8 100644
--- a/version.h
+++ b/version.h
@@ -1,5 +1,5 @@
 #define RUBY_VERSION "1.9.1"
-#define RUBY_PATCHLEVEL 300
+#define RUBY_PATCHLEVEL 301
 #define RUBY_VERSION_MAJOR 1
 #define RUBY_VERSION_MINOR 9
 #define RUBY_VERSION_TEENY 1