/*
 *   _Thread_Enable_dispatch
 *
 *
 *  COPYRIGHT (c) 1989-2011.
 *  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.com/license/LICENSE.
 *
 *  $Id$
 */

#if HAVE_CONFIG_H
#include "config.h"
#endif

#include <rtems/score/thread.h>

#ifndef __RTEMS_USE_TICKS_FOR_STATISTICS__
  #include <rtems/score/timestamp.h>
#endif


/**
 *  The following declares the dispatch critical section nesting
 *  counter which is used to prevent context switches at inopportune
 *  moments.
 */

/**
 *  _Thread_Enable_dispatch
 *
 *  This kernel routine exits a context switch disable critical section.
 *  This is the NOT INLINED version.
 *
 *  INTERRUPT LATENCY:
 *    dispatch thread
 *    no dispatch thread
 */
#if defined (__THREAD_DO_NOT_INLINE_ENABLE_DISPATCH__ )
void _Thread_Enable_dispatch( void )
{
  if ( --_Thread_Dispatch_disable_level )
    return;
  _Thread_Dispatch();
}
#endif