source: rtems/cpukit/score/src/schedulercbsgetremainingbudget.c @ fce900b5

5
Last change on this file since fce900b5 was e266d13, checked in by Sebastian Huber <sebastian.huber@…>, on 05/20/16 at 13:10:27

Replace *_Get_interrupt_disable() with *_Get()

Uniformly use *_Get() to get an object by identifier with a lock
context.

  • Property mode set to 100644
File size: 1.3 KB
Line 
1/**
2 *  @file
3 *
4 *  @brief Scheduler CBS Get Remaining Budget
5 *  @ingroup ScoreScheduler
6 */
7
8/*
9 *  Copyright (C) 2011 Petr Benes.
10 *  Copyright (C) 2011 On-Line Applications Research Corporation (OAR).
11 *
12 *  The license and distribution terms for this file may be
13 *  found in the file LICENSE in this distribution or at
14 *  http://www.rtems.org/license/LICENSE.
15 */
16
17#if HAVE_CONFIG_H
18#include "config.h"
19#endif
20
21#include <rtems/score/schedulercbs.h>
22#include <rtems/score/threadimpl.h>
23
24int _Scheduler_CBS_Get_remaining_budget (
25  Scheduler_CBS_Server_id  server_id,
26  time_t                  *remaining_budget
27)
28{
29  Scheduler_CBS_Server *server;
30  ISR_lock_Context      lock_context;
31  Thread_Control       *the_thread;
32
33  if ( server_id >= _Scheduler_CBS_Maximum_servers ) {
34    return SCHEDULER_CBS_ERROR_INVALID_PARAMETER;
35  }
36
37  server = &_Scheduler_CBS_Server_list[ server_id ];
38
39  if ( !server->initialized ) {
40    return SCHEDULER_CBS_ERROR_NOSERVER;
41  }
42
43  if ( server->task_id == -1 ) {
44    *remaining_budget = server->parameters.budget;
45    return SCHEDULER_CBS_OK;
46  }
47
48  the_thread = _Thread_Get( server->task_id, &lock_context );
49
50  if ( the_thread != NULL ) {
51    *remaining_budget = the_thread->cpu_time_budget;
52    _ISR_lock_ISR_enable( &lock_context );
53  } else {
54    *remaining_budget = 0;
55  }
56
57  return SCHEDULER_CBS_OK;
58}
Note: See TracBrowser for help on using the repository browser.