score: Add and use _Objects_Put()

Add and use _Objects_Put_without_thread_dispatch().  These two functions
pair with the _Objects_Get() function.  This helps to introduce object
specific SMP locks to avoid lock contention.

1 files changed, 14 insertions, 14 deletions

diff --git a/cpukit/score/src/schedulercbsdetachthread.c b/cpukit/score/src/schedulercbsdetachthread.c
index f4ce6029cc..cbc37eb195 100644
--- a/cpukit/score/src/schedulercbsdetachthread.c
+++ b/cpukit/score/src/schedulercbsdetachthread.c
@@ -34,16 +34,8 @@ int _Scheduler_CBS_Detach_thread (
   Thread_Control *the_thread;
   Scheduler_CBS_Per_thread *sched_info;
 
-  the_thread = _Thread_Get(task_id, &location);
-  /* The routine _Thread_Get may disable dispatch and not enable again. */
-  if ( the_thread ) {
-    _Thread_Enable_dispatch();
-  }
-
   if ( server_id >= _Scheduler_CBS_Maximum_servers )
     return SCHEDULER_CBS_ERROR_INVALID_PARAMETER;
-  if ( !the_thread )
-    return SCHEDULER_CBS_ERROR_INVALID_PARAMETER;
   /* Server is not valid. */
   if ( !_Scheduler_CBS_Server_list[server_id] )
     return SCHEDULER_CBS_ERROR_NOSERVER;
@@ -51,13 +43,21 @@ int _Scheduler_CBS_Detach_thread (
   if ( _Scheduler_CBS_Server_list[server_id]->task_id != task_id )
     return SCHEDULER_CBS_ERROR_INVALID_PARAMETER;
 
-  _Scheduler_CBS_Server_list[server_id]->task_id = -1;
-  sched_info = (Scheduler_CBS_Per_thread *) the_thread->scheduler_info;
-  sched_info->cbs_server = NULL;
+  the_thread = _Thread_Get(task_id, &location);
+  /* The routine _Thread_Get may disable dispatch and not enable again. */
+  if ( the_thread ) {
+    _Scheduler_CBS_Server_list[server_id]->task_id = -1;
+    sched_info = (Scheduler_CBS_Per_thread *) the_thread->scheduler_info;
+    sched_info->cbs_server = NULL;
 
-  the_thread->budget_algorithm = the_thread->Start.budget_algorithm;
-  the_thread->budget_callout   = the_thread->Start.budget_callout;
-  the_thread->is_preemptible   = the_thread->Start.is_preemptible;
+    the_thread->budget_algorithm = the_thread->Start.budget_algorithm;
+    the_thread->budget_callout   = the_thread->Start.budget_callout;
+    the_thread->is_preemptible   = the_thread->Start.is_preemptible;
+
+    _Objects_Put( &the_thread->Object );
+  } else {
+    return SCHEDULER_CBS_ERROR_INVALID_PARAMETER;
+  }
 
   return SCHEDULER_CBS_OK;
 }