source: rtems/cpukit/score/src/scheduleredfyield.c @ 439c494

4.11
Last change on this file since 439c494 was 3891983, checked in by Sebastian Huber <sebastian.huber@…>, on Apr 3, 2014 at 9:53:48 AM

score: Add and use Scheduler_EDF_Control

  • Property mode set to 100644
File size: 1.1 KB
Line 
1/**
2 * @file
3 *
4 * @brief Scheduler EDF Yield
5 *
6 * @ingroup ScoreScheduler
7 */
8
9/*
10 *  Copyright (C) 2011 Petr Benes.
11 *  Copyright (C) 2011 On-Line Applications Research Corporation (OAR).
12 *
13 *  The license and distribution terms for this file may be
14 *  found in the file LICENSE in this distribution or at
15 *  http://www.rtems.org/license/LICENSE.
16 */
17
18#if HAVE_CONFIG_H
19#include "config.h"
20#endif
21
22#include <rtems/score/scheduleredfimpl.h>
23
24void _Scheduler_EDF_Yield( Thread_Control *thread )
25{
26  Scheduler_EDF_Control *scheduler =
27    _Scheduler_EDF_Instance();
28  ISR_Level              level;
29
30  Scheduler_EDF_Per_thread *thread_info =
31    (Scheduler_EDF_Per_thread *) thread->scheduler_info;
32  RBTree_Node *thread_node = &(thread_info->Node);
33
34  _ISR_Disable( level );
35
36  /*
37   * The RBTree has more than one node, enqueue behind the tasks
38   * with the same priority in case there are such ones.
39   */
40  _RBTree_Extract( &scheduler->Ready, thread_node );
41  _RBTree_Insert( &scheduler->Ready, thread_node );
42
43  _ISR_Flash( level );
44
45  _Scheduler_EDF_Schedule_body( thread, false );
46
47  _ISR_Enable( level );
48}
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