checkpoint for aux_tasks. can still deadlock

1 files changed, 14 insertions, 3 deletions

diff --git a/include/litmus/rt_param.h b/include/litmus/rt_param.h
index 02b750a9570b..2a6c70f1dd37 100644
--- a/include/litmus/rt_param.h
+++ b/include/litmus/rt_param.h
@@ -285,9 +285,13 @@ struct rt_param {
 #endif
 
         
-         struct task_struct*    hp_group;
-         unsigned int                   is_slave:1;
-         unsigned int                   has_slaves:1;
+#ifdef CONFIG_LITMUS_LOCKING
+        unsigned int            is_aux_task:1;
+        unsigned int            has_aux_tasks:1;
+        
+        struct list_head        aux_task_node;
+        struct binheap_node     aux_task_owner_node;
+#endif
 
 
 #ifdef CONFIG_NP_SECTION
@@ -354,6 +358,13 @@ struct rt_param {
         struct control_page * ctrl_page;
 };
 
+struct aux_data
+{
+        struct list_head        aux_tasks;
+        struct binheap          aux_task_owners;
+        unsigned int            initialized:1;
+};
+
 /*      Possible RT flags       */
 #define RT_F_RUNNING            0x00000000
 #define RT_F_SLEEP              0x00000001