Subversion Repositories shark

/*
 * Project: S.Ha.R.K.
 *
 * Coordinators:
 *   Giorgio Buttazzo    <giorgio@sssup.it>
 *   Paolo Gai           <pj@gandalf.sssup.it>
 *
 * Authors     :
 *   Massimiliano Giorgi <massy@gandalf.sssup.it>
 *   (see the web pages for full authors list)
 *
 * ReTiS Lab (Scuola Superiore S.Anna - Pisa - Italy)
 *
 * http://www.sssup.it
 * http://retis.sssup.it
 * http://shark.sssup.it
 */

#include <ll/sys/types.h>
#include <ll/stdlib.h>

#include <kernel/log.h>

#include <trace/types.h>
#include <trace/trace.h>
#include <trace/queues.h>

static trc_event_t *dummy_queue_get(void *unused)
{
  static trc_event_t event;
  return &event;
}

static int dummy_queue_post(void *unused)
{
  return 0;
}

static int create_dummy_queue(trc_queue_t *queue, void *unused)
{
  queue->get=dummy_queue_get;
  queue->post=dummy_queue_post;
  queue->data=NULL;
  return 0;
}

static int terminate_dummy_queue(void *unused)
{
  return 0;
}

static int activate_dummy_queue(void *unused, int unused2)
{
  return 0;
}

int trc_register_dummy_queue(void)
{
  int res;
  res=trc_register_queuetype(TRC_DUMMY_QUEUE,
                             create_dummy_queue,
                             activate_dummy_queue,
                             terminate_dummy_queue);
  if (res!=0) printk(KERN_WARNING "can't register tracer dummy queue");
  return res;
}