source: rtems/cpukit/score/src/objectfree.c @ 7fa97181

Last change on this file since 7fa97181 was a6eef8b, checked in by Joel Sherrill <joel.sherrill@…>, on 09/04/03 at 18:52:48

2003-09-04 Joel Sherrill <joel@…>

  • apiext.c, chain.c, coremsg.c, coremsgbroadcast.c, coremsgclose.c, coremsgflush.c, coremsgflushsupp.c, coremsgflushwait.c, coremsginsert.c, coremsgseize.c, coremsgsubmit.c, coremutex.c, coremutexflush.c, coremutexseize.c, coremutexsurrender.c, coresem.c, coresemflush.c, coresemseize.c, coresemsurrender.c, coretod.c, coretodset.c, coretodtickle.c, coretodtoseconds.c, coretodvalidate.c, heap.c, heapallocate.c, heapextend.c, heapfree.c, heapgetinfo.c, heapsizeofuserarea.c, heapwalk.c, interr.c, isr.c, mpci.c, object.c, objectallocate.c, objectallocatebyindex.c, objectclearname.c, objectcomparenameraw.c, objectcomparenamestring.c, objectcopynameraw.c, objectcopynamestring.c, objectextendinformation.c, objectfree.c, objectget.c, objectgetbyindex.c, objectgetisr.c, objectgetnext.c, objectgetnoprotection.c, objectinitializeinformation.c, objectmp.c, objectnametoid.c, objectshrinkinformation.c, thread.c, threadchangepriority.c, threadclearstate.c, threadclose.c, threadcreateidle.c, threaddelayended.c, threaddispatch.c, threadevaluatemode.c, threadget.c, threadhandler.c, threadidlebody.c, threadinitialize.c, threadloadenv.c, threadmp.c, threadq.c, threadqdequeue.c, threadqdequeuefifo.c, threadqdequeuepriority.c, threadqenqueue.c, threadqenqueuefifo.c, threadqenqueuepriority.c, threadqextract.c, threadqextractfifo.c, threadqextractpriority.c, threadqextractwithproxy.c, threadqfirst.c, threadqfirstfifo.c, threadqfirstpriority.c, threadqflush.c, threadqtimeout.c, threadready.c, threadreset.c, threadresettimeslice.c, threadrestart.c, threadresume.c, threadrotatequeue.c, threadsetpriority.c, threadsetstate.c, threadsettransient.c, threadstackallocate.c, threadstackfree.c, threadstart.c, threadstartmultitasking.c, threadsuspend.c, threadtickletimeslice.c, threadyieldprocessor.c, userext.c, watchdog.c, watchdogadjust.c, watchdoginsert.c, watchdogremove.c, watchdogtickle.c, wkspace.c: URL for license changed.
  • Property mode set to 100644
File size: 1.5 KB
Line 
1/*
2 *  Object 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#include <rtems/system.h>
16#include <rtems/score/address.h>
17#include <rtems/score/chain.h>
18#include <rtems/score/object.h>
19#if defined(RTEMS_MULTIPROCESSING)
20#include <rtems/score/objectmp.h>
21#endif
22#include <rtems/score/thread.h>
23#include <rtems/score/wkspace.h>
24#include <rtems/score/sysstate.h>
25#include <rtems/score/isr.h>
26
27/*PAGE
28 *
29 *  _Objects_Free
30 *
31 *  DESCRIPTION:
32 *
33 *  This function frees a object control block to the
34 *  inactive chain of free object control blocks.
35 */
36
37void _Objects_Free(
38  Objects_Information *information,
39  Objects_Control     *the_object
40)
41{
42  unsigned32  allocation_size = information->allocation_size;
43
44  _Chain_Append( &information->Inactive, &the_object->Node );
45
46  if ( information->auto_extend ) {
47    unsigned32  block;
48   
49    block =
50      _Objects_Get_index( the_object->id ) - _Objects_Get_index( information->minimum_id );
51    block /= information->allocation_size;
52     
53    information->inactive_per_block[ block ]++;
54    information->inactive++;
55 
56    /*
57     *  Check if the threshold level has been met of
58     *  1.5 x allocation_size are free.
59     */
60
61    if ( information->inactive > ( allocation_size + ( allocation_size >> 1 ) ) ) {
62      _Objects_Shrink_information( information );
63    }
64  }
65}
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