source: rtems/cpukit/score/src/threadsettransient.c @ dcf3687

4.115
Last change on this file since dcf3687 was dcf3687, checked in by Joel Sherrill <joel.sherrill@…>, on 01/28/11 at 20:24:54

2011-01-28 Joel Sherrill <joel.sherrilL@…>

  • include/rtems/bspIo.h, include/rtems/concat.h, include/rtems/irq.h, score/cpu/i386/rtems/score/idtr.h, score/cpu/powerpc/rtems/powerpc/registers.h, score/src/objectidtoname.c, score/src/schedulerpriorityblock.c, score/src/schedulerpriorityschedule.c, score/src/schedulerpriorityunblock.c, score/src/schedulerpriorityyield.c, score/src/thread.c, score/src/threadchangepriority.c, score/src/threadclearstate.c, score/src/threadclose.c, score/src/threadcreateidle.c, score/src/threaddelayended.c, score/src/threaddispatch.c, score/src/threadget.c, score/src/threadhandler.c, score/src/threadinitialize.c, score/src/threadloadenv.c, score/src/threadready.c, score/src/threadreset.c, score/src/threadrestart.c, score/src/threadresume.c, score/src/threadsetpriority.c, score/src/threadsetstate.c, score/src/threadsettransient.c, score/src/threadstackallocate.c, score/src/threadstackfree.c, score/src/threadstart.c, score/src/threadstartmultitasking.c, score/src/threadsuspend.c, score/src/threadtickletimeslice.c, score/src/threadyieldprocessor.c: Fix typo where license said found in found in.
  • Property mode set to 100644
File size: 1.7 KB
Line 
1/*
2 *  Thread Handler
3 *
4 *
5 *  COPYRIGHT (c) 1989-1999.
6 *  On-Line Applications Research Corporation (OAR).
7 *
8 *  The license and distribution terms for this file may be
9 *  found in the file LICENSE in this distribution or at
10 *  http://www.rtems.com/license/LICENSE.
11 *
12 *  $Id$
13 */
14
15#if HAVE_CONFIG_H
16#include "config.h"
17#endif
18
19#include <rtems/system.h>
20#include <rtems/score/apiext.h>
21#include <rtems/score/context.h>
22#include <rtems/score/interr.h>
23#include <rtems/score/isr.h>
24#include <rtems/score/object.h>
25#include <rtems/score/priority.h>
26#include <rtems/score/scheduler.h>
27#include <rtems/score/schedulerpriority.h>
28#include <rtems/score/states.h>
29#include <rtems/score/sysstate.h>
30#include <rtems/score/thread.h>
31#include <rtems/score/threadq.h>
32#include <rtems/score/userext.h>
33#include <rtems/score/wkspace.h>
34
35/*PAGE
36 *
37 *  _Thread_Set_transient
38 *
39 *  This kernel routine places the requested thread in the transient state
40 *  which will remove it from the ready queue, if necessary.  No
41 *  rescheduling is necessary because it is assumed that the transient
42 *  state will be cleared before dispatching is enabled.
43 *
44 *  Input parameters:
45 *    the_thread - pointer to thread control block
46 *
47 *  Output parameters:  NONE
48 *
49 *  INTERRUPT LATENCY:
50 *    only case
51 */
52
53void _Thread_Set_transient(
54  Thread_Control *the_thread
55)
56{
57  ISR_Level             level;
58  uint32_t              old_state;
59 
60  _ISR_Disable( level );
61
62  old_state = the_thread->current_state;
63  the_thread->current_state = _States_Set( STATES_TRANSIENT, old_state );
64
65  /* FIXME: need to check which scheduler to use? */
66  if ( _States_Is_ready( old_state ) ) {
67    _Scheduler_priority_Ready_queue_extract( the_thread);
68  }
69
70  _ISR_Enable( level );
71
72}
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