score: New thread queue implementation

Use thread wait flags for synchronization.  The enqueue operation is now
part of the initial critical section.  This is the key change and
enables fine grained locking on SMP for objects using a thread queue
like semaphores and message queues.

Update #2273.

1 files changed, 0 insertions, 44 deletions

diff --git a/cpukit/score/src/threadqtimeout.c b/cpukit/score/src/threadqtimeout.c
deleted file mode 100644
index fcacd1c781..0000000000
--- a/cpukit/score/src/threadqtimeout.c
+++ /dev/null
@@ -1,44 +0,0 @@
-/**
- *  @file
- *
- *  @brief Thread Queue Timeout
- *  @ingroup ScoreThreadQ
- */
-
-/*
- *  COPYRIGHT (c) 1989-2008.
- *  On-Line Applications Research Corporation (OAR).
- *
- *  The license and distribution terms for this file may be
- *  found in the file LICENSE in this distribution or at
- *  http://www.rtems.org/license/LICENSE.
- */
-
-#if HAVE_CONFIG_H
-#include "config.h"
-#endif
-
-#include <rtems/score/threadqimpl.h>
-#include <rtems/score/threadimpl.h>
-
-void _Thread_queue_Timeout(
-  Objects_Id  id,
-  void       *ignored __attribute__((unused))
-)
-{
-  Thread_Control       *the_thread;
-  Objects_Locations     location;
-
-  the_thread = _Thread_Get( id, &location );
-  switch ( location ) {
-    case OBJECTS_ERROR:
-#if defined(RTEMS_MULTIPROCESSING)
-    case OBJECTS_REMOTE:  /* impossible */
-#endif
-      break;
-    case OBJECTS_LOCAL:
-      _Thread_queue_Process_timeout( the_thread );
-      _Objects_Put_without_thread_dispatch( &the_thread->Object );
-      break;
-  }
-}