blob: c27b876cc955535a84e3ac90f9e5fea2704e6f4e (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
|
/**
* @file
*
* @brief RTEMS Task Restart
* @ingroup ClassicTasks
*/
/*
* COPYRIGHT (c) 1989-2014.
* 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.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <rtems/rtems/tasks.h>
#include <rtems/score/threadimpl.h>
rtems_status_code rtems_task_restart(
rtems_id id,
rtems_task_argument argument
)
{
Thread_Control *the_thread;
ISR_lock_Context lock_context;
Thread_Entry_information entry;
bool ok;
the_thread = _Thread_Get( id, &lock_context );
if ( the_thread == NULL ) {
#if defined(RTEMS_MULTIPROCESSING)
if ( _Thread_MP_Is_remote( id ) ) {
return RTEMS_ILLEGAL_ON_REMOTE_OBJECT;
}
#endif
return RTEMS_INVALID_ID;
}
entry = the_thread->Start.Entry;
entry.Kinds.Numeric.argument = argument;
if ( the_thread == _Thread_Executing ) {
_Thread_Restart_self( the_thread, &entry, &lock_context );
RTEMS_UNREACHABLE();
}
ok = _Thread_Restart_other( the_thread, &entry, &lock_context );
return ok ? RTEMS_SUCCESSFUL : RTEMS_INCORRECT_STATE;
}
|