* vm_core.h, thread.c: It is now prohibited to use Data_Get_Struct in

  *_free against an object that is going to be free'ed.  So, change type
  of thread_t#keeping_mutexes from VALUE to mutex_t.

* vm.c: remove mark to keeping_mutexes.


git-svn-id: http://svn.ruby-lang.org/repos/ruby/trunk@18235 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 12 insertions, 1 deletions

diff --git a/vm_core.h b/vm_core.h
index 7ac6bb1ce..5a97d10ed 100644
--- a/vm_core.h
+++ b/vm_core.h
@@ -396,6 +396,8 @@ struct rb_unblock_callback {
     void *arg;
 };
 
+struct rb_mutex_struct;
+
 struct rb_thread_struct
 {
     VALUE self;
@@ -443,7 +445,7 @@ struct rb_thread_struct
     rb_thread_lock_t interrupt_lock;
     struct rb_unblock_callback unblock;
     VALUE locking_mutex;
-    VALUE keeping_mutexes;
+    struct rb_mutex_struct *keeping_mutexes;
     int transition_for_lock;
 
     struct rb_vm_tag *tag;
@@ -496,6 +498,15 @@ struct rb_thread_struct
     int abort_on_exception;
 };
 
+struct rb_mutex_struct
+{
+    rb_thread_lock_t lock;
+    rb_thread_cond_t cond;
+    struct rb_thread_struct volatile *th;
+    volatile int cond_waiting, cond_notified;
+    struct rb_mutex_struct *next_mutex;
+};
+
 /* iseq.c */
 VALUE rb_iseq_new(NODE*, VALUE, VALUE, VALUE, VALUE);
 VALUE rb_iseq_new_with_bopt(NODE*, VALUE, VALUE, VALUE, VALUE, VALUE);