blob: 25339b4e47b3342891c27ba2ab4942ad8cdb8a82 (
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
58
59
60
61
62
63
64
65
|
/**
* @file
*
* @brief RTEMS Task Get Affinity
* @ingroup ClassicTasks Tasks
*/
/*
* COPYRIGHT (c) 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.
*/
#if HAVE_CONFIG_H
#include "config.h"
#endif
#if defined(__RTEMS_HAVE_SYS_CPUSET_H__)
#include <rtems/rtems/tasks.h>
#include <rtems/score/threadimpl.h>
#include <rtems/score/cpusetimpl.h>
#include <rtems/score/schedulerimpl.h>
rtems_status_code rtems_task_get_affinity(
rtems_id id,
size_t cpusetsize,
cpu_set_t *cpuset
)
{
Thread_Control *the_thread;
Objects_Locations location;
bool ok;
if ( !cpuset )
return RTEMS_INVALID_ADDRESS;
the_thread = _Thread_Get( id, &location );
switch ( location ) {
case OBJECTS_LOCAL:
ok = _Scheduler_Get_affinity(
the_thread,
cpusetsize,
cpuset
);
_Objects_Put( &the_thread->Object );
return ok ? RTEMS_SUCCESSFUL : RTEMS_INVALID_NUMBER;
#if defined(RTEMS_MULTIPROCESSING)
case OBJECTS_REMOTE:
#endif
case OBJECTS_ERROR:
break;
}
return RTEMS_INVALID_ID;
}
#endif
|